extracting proto defs from deneb-integration

config/fieldparams/mainnet.go

@@ -26,4 +26,8 @@ const (
 	SyncCommitteeAggregationBytesLength   = 16            // SyncCommitteeAggregationBytesLength defines the length of sync committee aggregate bytes.
 	SyncAggregateSyncCommitteeBytesLength = 64            // SyncAggregateSyncCommitteeBytesLength defines the length of sync committee bytes in a sync aggregate.
 	MaxWithdrawalsPerPayload              = 16            // MaxWithdrawalsPerPayloadLength defines the maximum number of withdrawals that can be included in a payload.
+	MaxBlobsPerBlock                      = 6             // MaxBlobsPerBlock defines the maximum number of blobs with respect to consensus rule can be included in a block.
+	MaxBlobCommitmentsPerBlock            = 4096          // MaxBlobCommitmentsPerBlock defines the theoretical limit of blobs can be included in a block.
+	BlobLength                            = 131072        // BlobLength defines the byte length of a blob.
+	BlobSize                              = 131072        // defined to match blob.size in bazel ssz codegen
 )

config/fieldparams/minimal.go

@@ -26,4 +26,8 @@ const (
 	SyncCommitteeAggregationBytesLength   = 1             // SyncCommitteeAggregationBytesLength defines the sync committee aggregate bytes.
 	SyncAggregateSyncCommitteeBytesLength = 4             // SyncAggregateSyncCommitteeBytesLength defines the length of sync committee bytes in a sync aggregate.
 	MaxWithdrawalsPerPayload              = 4             // MaxWithdrawalsPerPayloadLength defines the maximum number of withdrawals that can be included in a payload.
+	MaxBlobsPerBlock                      = 6             // MaxBlobsPerBlock defines the maximum number of blobs with respect to consensus rule can be included in a block.
+	MaxBlobCommitmentsPerBlock            = 16            // MaxBlobCommitmentsPerBlock defines the theoretical limit of blobs can be included in a block.
+	BlobLength                            = 4             // BlobLength defines the byte length of a blob.
+	BlobSize                              = 128           // defined to match blob.size in bazel ssz codegen
 )

encoding/bytesutil/BUILD.bazel

@@ -16,6 +16,7 @@ go_library(
     deps = [
         "//config/fieldparams:go_default_library",
         "//consensus-types/primitives:go_default_library",
+        "@com_github_ethereum_go_ethereum//common/hexutil:go_default_library",
         "@com_github_pkg_errors//:go_default_library",
     ],
 )
@@ -35,5 +36,6 @@ go_test(
         "//config/fieldparams:go_default_library",
         "//testing/assert:go_default_library",
         "//testing/require:go_default_library",
+        "@com_github_ethereum_go_ethereum//common/hexutil:go_default_library",
     ],
 )

encoding/bytesutil/bytes.go

@@ -3,6 +3,8 @@ package bytesutil
 
 import (
 	"fmt"
+
+	"github.com/ethereum/go-ethereum/common/hexutil"
 )
 
 // ToBytes48Array is a convenience method for converting an array of
@@ -104,6 +106,18 @@ func SafeCopy2d32Bytes(ary [][32]byte) [][32]byte {
 	return nil
 }
 
+// SafeCopy2dHexUtilBytes will copy and return a non-nil 2d hex util byte slice, otherwise it returns nil.
+func SafeCopy2dHexUtilBytes(ary []hexutil.Bytes) [][]byte {
+	if ary != nil {
+		copied := make([][]byte, len(ary))
+		for i, a := range ary {
+			copied[i] = SafeCopyBytes(a)
+		}
+		return copied
+	}
+	return nil
+}
+
 // ReverseBytes32Slice will reverse the provided slice's order.
 func ReverseBytes32Slice(arr [][32]byte) [][32]byte {
 	for i, j := 0, len(arr)-1; i < j; i, j = i+1, j-1 {

encoding/bytesutil/bytes_test.go

@@ -6,6 +6,7 @@ import (
 	"reflect"
 	"testing"
 
+	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/prysmaticlabs/prysm/v4/encoding/bytesutil"
 	"github.com/prysmaticlabs/prysm/v4/testing/assert"
 )
@@ -162,6 +163,14 @@ func TestSafeCopy2d32Bytes(t *testing.T) {
 	assert.DeepEqual(t, input, output)
 }
 
+func TestSafeCopy2dHexUtilBytes(t *testing.T) {
+	input := make([]hexutil.Bytes, 2)
+	input[0] = hexutil.Bytes{'a'}
+	input[1] = hexutil.Bytes{'b'}
+	output := bytesutil.SafeCopy2dHexUtilBytes(input)
+	assert.DeepEqual(t, output, [][]byte{{'a'}, {'b'}})
+}
+
 func TestToBytes48Array(t *testing.T) {
 	tests := []struct {
 		a [][]byte

proto/engine/v1/BUILD.bazel

@@ -39,6 +39,10 @@ ssz_gen_marshal(
         "ExecutionPayloadCapella",
         "ExecutionPayloadHeader",
         "ExecutionPayloadHeaderCapella",
+        "ExecutionPayloadHeaderDeneb",
+        "ExecutionPayloadDeneb",
+        "BlindedBlobsBundle",
+        "BlobsBundle",
         "Withdrawal",
     ],
 )

proto/engine/v1/execution_engine.proto

@@ -29,13 +29,13 @@ message ExecutionPayload {
 	bytes fee_recipient         = 2 [(ethereum.eth.ext.ssz_size) = "20"];
 	bytes state_root            = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes receipts_root         = 4 [(ethereum.eth.ext.ssz_size) = "32"];
-	bytes logs_bloom            = 5 [(ethereum.eth.ext.ssz_size) = "256"];
+	bytes logs_bloom            = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
 	bytes prev_randao           = 6 [(ethereum.eth.ext.ssz_size) = "32"];
 	uint64 block_number         = 7;
 	uint64 gas_limit            = 8;
 	uint64 gas_used             = 9;
 	uint64 timestamp            = 10;
-	bytes extra_data            = 11 [(ethereum.eth.ext.ssz_max) = "32"];
+	bytes extra_data            = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
 	bytes base_fee_per_gas      = 12 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes block_hash            = 13 [(ethereum.eth.ext.ssz_size) = "32"];
 	repeated bytes transactions = 14 [(ethereum.eth.ext.ssz_size) = "?,?", (ethereum.eth.ext.ssz_max)  = "1048576,1073741824"];
@@ -51,13 +51,13 @@ message ExecutionPayloadCapella {
 	bytes fee_recipient         = 2 [(ethereum.eth.ext.ssz_size) = "20"];
 	bytes state_root            = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes receipts_root         = 4 [(ethereum.eth.ext.ssz_size) = "32"];
-	bytes logs_bloom            = 5 [(ethereum.eth.ext.ssz_size) = "256"];
+	bytes logs_bloom            = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
 	bytes prev_randao           = 6 [(ethereum.eth.ext.ssz_size) = "32"];
 	uint64 block_number         = 7;
 	uint64 gas_limit            = 8;
 	uint64 gas_used             = 9;
 	uint64 timestamp            = 10;
-	bytes extra_data            = 11 [(ethereum.eth.ext.ssz_max) = "32"];
+	bytes extra_data            = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
 	bytes base_fee_per_gas      = 12 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes block_hash            = 13 [(ethereum.eth.ext.ssz_size) = "32"];
 	repeated bytes transactions = 14 [(ethereum.eth.ext.ssz_size) = "?,?", (ethereum.eth.ext.ssz_max)  = "1048576,1073741824"];
@@ -65,23 +65,52 @@ message ExecutionPayloadCapella {
 	repeated Withdrawal withdrawals = 15 [(ethereum.eth.ext.ssz_max) = "withdrawal.size"]; // New in Capella.
 }
 
+message ExecutionPayloadDeneb {
+	bytes parent_hash           = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes fee_recipient         = 2 [(ethereum.eth.ext.ssz_size) = "20"];
+	bytes state_root            = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes receipts_root         = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes logs_bloom            = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
+	bytes prev_randao           = 6 [(ethereum.eth.ext.ssz_size) = "32"];
+	uint64 block_number         = 7;
+	uint64 gas_limit            = 8;
+	uint64 gas_used             = 9;
+	uint64 timestamp            = 10;
+	bytes extra_data            = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
+	bytes base_fee_per_gas      = 12 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes block_hash            = 13 [(ethereum.eth.ext.ssz_size) = "32"];
+	repeated bytes transactions = 14 [(ethereum.eth.ext.ssz_size) = "?,?", (ethereum.eth.ext.ssz_max)  = "1048576,1073741824"];
+	// MAX_WITHDRAWALS_PER_PAYLOAD
+	repeated Withdrawal withdrawals = 15 [(ethereum.eth.ext.ssz_max) = "withdrawal.size"];
+	uint64 blob_gas_used  = 16;
+	uint64 excess_blob_gas  = 17;
+}
+
 message ExecutionPayloadCapellaWithValue {
 	ExecutionPayloadCapella payload = 1;
 	bytes value = 2;
 }
 
+message ExecutionPayloadDenebWithValueAndBlobsBundle {
+	ExecutionPayloadDeneb payload = 1;
+	bytes value = 2;
+	BlobsBundle blobs_bundle = 3;
+	bool should_override_builder = 4;
+}
+
+
 message ExecutionPayloadHeader {
 	bytes parent_hash       = 1 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes fee_recipient     = 2 [(ethereum.eth.ext.ssz_size) = "20"];
 	bytes state_root        = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes receipts_root     = 4 [(ethereum.eth.ext.ssz_size) = "32"];
-	bytes logs_bloom        = 5 [(ethereum.eth.ext.ssz_size) = "256"];
+	bytes logs_bloom        = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
 	bytes prev_randao       = 6 [(ethereum.eth.ext.ssz_size) = "32"];
 	uint64 block_number     = 7;
 	uint64 gas_limit        = 8;
 	uint64 gas_used         = 9;
 	uint64 timestamp        = 10;
-	bytes extra_data        = 11 [(ethereum.eth.ext.ssz_max) = "32"];
+	bytes extra_data        = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
 	bytes base_fee_per_gas  = 12 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes block_hash        = 13 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes transactions_root = 14 [(ethereum.eth.ext.ssz_size) = "32"];
@@ -92,19 +121,39 @@ message ExecutionPayloadHeaderCapella {
 	bytes fee_recipient     = 2 [(ethereum.eth.ext.ssz_size) = "20"];
 	bytes state_root        = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes receipts_root     = 4 [(ethereum.eth.ext.ssz_size) = "32"];
-	bytes logs_bloom        = 5 [(ethereum.eth.ext.ssz_size) = "256"];
+	bytes logs_bloom        = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
 	bytes prev_randao       = 6 [(ethereum.eth.ext.ssz_size) = "32"];
 	uint64 block_number     = 7;
 	uint64 gas_limit        = 8;
 	uint64 gas_used         = 9;
 	uint64 timestamp        = 10;
-	bytes extra_data        = 11 [(ethereum.eth.ext.ssz_max) = "32"];
+	bytes extra_data        = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
 	bytes base_fee_per_gas  = 12 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes block_hash        = 13 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes transactions_root = 14 [(ethereum.eth.ext.ssz_size) = "32"];
 	bytes withdrawals_root  = 15 [(ethereum.eth.ext.ssz_size) = "32"]; // New in Capella.
 }
 
+message ExecutionPayloadHeaderDeneb {
+	bytes parent_hash       = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes fee_recipient     = 2 [(ethereum.eth.ext.ssz_size) = "20"];
+	bytes state_root        = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes receipts_root     = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes logs_bloom        = 5 [(ethereum.eth.ext.ssz_size) = "logs_bloom.size"];
+	bytes prev_randao       = 6 [(ethereum.eth.ext.ssz_size) = "32"];
+	uint64 block_number     = 7;
+	uint64 gas_limit        = 8;
+	uint64 gas_used         = 9;
+	uint64 timestamp        = 10;
+	bytes extra_data        = 11 [(ethereum.eth.ext.ssz_max) = "extra_data.size"];
+	bytes base_fee_per_gas  = 12 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes block_hash        = 13 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes transactions_root = 14 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes withdrawals_root  = 15 [(ethereum.eth.ext.ssz_size) = "32"];
+	uint64 blob_gas_used  = 16;
+	uint64 excess_blob_gas  = 17;
+}
+
 message TransitionConfiguration {
 	string terminal_total_difficulty = 1;
 	bytes terminal_block_hash        = 2;
@@ -118,12 +167,20 @@ message PayloadAttributes {
 }
 
 message PayloadAttributesV2 {
-	uint64 timestamp              = 1;
-	bytes prev_randao             = 2 [(ethereum.eth.ext.ssz_size) = "32"];
-	bytes suggested_fee_recipient = 3 [(ethereum.eth.ext.ssz_size) = "20"];
+	uint64 timestamp                = 1;
+	bytes prev_randao               = 2 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes suggested_fee_recipient   = 3 [(ethereum.eth.ext.ssz_size) = "20"];
 	repeated Withdrawal withdrawals = 4 [(ethereum.eth.ext.ssz_max) = "withdrawal.size"]; // New in Capella.
 }
 
+message PayloadAttributesV3 {
+	uint64 timestamp                = 1;
+	bytes prev_randao               = 2 [(ethereum.eth.ext.ssz_size) = "32"];
+	bytes suggested_fee_recipient   = 3 [(ethereum.eth.ext.ssz_size) = "20"];
+	repeated Withdrawal withdrawals = 4 [(ethereum.eth.ext.ssz_max) = "withdrawal.size"];
+	bytes parent_beacon_block_root  = 5 [(ethereum.eth.ext.ssz_size) = "32"];
+}
+
 message PayloadStatus {
 	Status status           = 1;
 	bytes latest_valid_hash = 2 [(ethereum.eth.ext.ssz_size) = "32"];
@@ -159,23 +216,31 @@ message Withdrawal {
 	uint64 amount = 4;
 }
 
-// Blobs bundle is retrieved through engine-api from the execution layer client.
+// BlobsBundle is retrieved through engine-api from the execution layer client.
 // It consists of the necessary components for constructing a blobs sidecar object to gossip through p2p.
 message BlobsBundle {
-	// The block hash of the payload which corresponds to the blobs.
-	bytes block_hash = 1 [(ethereum.eth.ext.ssz_size) = "32"];
 	// The KZG commitments of the blobs.
-	repeated bytes kzg_commitments = 2 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max) = "16"];
+	repeated bytes kzg_commitments = 1 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max) = "4"];
+	// The proofs of the blobs.
+	repeated bytes proofs = 2 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max) = "4"];
 	// The blobs itself.
-	repeated Blob blobs = 3 [(ethereum.eth.ext.ssz_max)  = "16"];
-	// The aggregated proof of the blobs to enable fast validation for commitments and blobs.
-	bytes aggregated_proof = 4 [(ethereum.eth.ext.ssz_size) = "48"];
+	repeated bytes blobs = 3 [(ethereum.eth.ext.ssz_size) = "?,131072", (ethereum.eth.ext.ssz_max) = "4"];
+}
+
+// BlindedBlobsBundle is retrieved through the builder-api from /eth/v1/builder/header/{slot}/{parent_hash}/{pubkey} after the Deneb hardfork.
+message BlindedBlobsBundle {
+	// The KZG commitments of the blobs.
+	repeated bytes kzg_commitments = 1 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max) = "4"];
+	// The proofs of the blobs.
+	repeated bytes proofs = 2 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max) = "4"];
+	// The blob roots.
+	repeated bytes blob_roots = 3 [(ethereum.eth.ext.ssz_size) = "?,32", (ethereum.eth.ext.ssz_max) = "4"];
 }
 
 // Blob contains the data that is to be committed on chain.
 message Blob {
 	// Each blob consists of `BLS_FIELD_ELEMENT`(32) multiplies `FIELD_ELEMENTS_PER_BLOB`(4096)
-	bytes data = 1 [(ethereum.eth.ext.ssz_size) = "131072"]; // 32 * 4096 = 131072
+	bytes data = 1 [(ethereum.eth.ext.ssz_size) = "blob.size"];
 }
 
 message ExchangeCapabilities {

proto/engine/v1/json_marshal_unmarshal.go

@@ -14,8 +14,11 @@ import (
 	"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v4/encoding/bytesutil"
 	"github.com/prysmaticlabs/prysm/v4/runtime/version"
+	log "github.com/sirupsen/logrus"
 )
 
+var errExecutionUnmarshal = errors.New("unable to unmarshal execution engine data")
+
 // PayloadIDBytes defines a custom type for Payload IDs used by the engine API
 // client with proper JSON Marshal and Unmarshal methods to hex.
 type PayloadIDBytes [8]byte
@@ -34,6 +37,8 @@ type ExecutionBlock struct {
 	Transactions    []*gethtypes.Transaction `json:"transactions"`
 	TotalDifficulty string                   `json:"totalDifficulty"`
 	Withdrawals     []*Withdrawal            `json:"withdrawals"`
+	BlobGasUsed     *hexutil.Uint64          `json:"blobGasUsed"`
+	ExcessBlobGas   *hexutil.Uint64          `json:"excessBlobGas"`
 }
 
 func (e *ExecutionBlock) MarshalJSON() ([]byte, error) {
@@ -102,6 +107,37 @@ func (e *ExecutionBlock) UnmarshalJSON(enc []byte) error {
 			}
 		}
 		e.Withdrawals = ws
+
+		edg, has := decoded["excessBlobGas"]
+		if has && edg != nil {
+			e.Version = version.Deneb
+			u := new(hexutil.Uint64)
+			sedg, ok := edg.(string)
+			if !ok {
+				return errors.Wrap(errExecutionUnmarshal, "excessBlobGas is not a string, can not decode")
+			}
+			err = u.UnmarshalText([]byte(sedg))
+			if err != nil {
+				return errors.Wrap(err, "unable to unmarshal excessBlobGas as hexutil.Uint64")
+			}
+			e.ExcessBlobGas = u
+		}
+
+		dgu, has := decoded["blobGasUsed"]
+		log.Error(has, dgu != nil)
+		if has && dgu != nil {
+			e.Version = version.Deneb
+			u := new(hexutil.Uint64)
+			sdgu, ok := dgu.(string)
+			if !ok {
+				return errors.Wrap(errExecutionUnmarshal, "blobGasUsed is not a string, can not decode")
+			}
+			err = u.UnmarshalText([]byte(sdgu))
+			if err != nil {
+				return errors.Wrap(err, "unable to unmarshal blobGasUsed as hexutil.Uint64")
+			}
+			e.BlobGasUsed = u
+		}
 	}
 
 	rawTxList, ok := decoded["transactions"]
@@ -237,6 +273,33 @@ type ExecutionPayloadCapellaJSON struct {
 	Withdrawals   []*Withdrawal   `json:"withdrawals"`
 }
 
+type GetPayloadV3ResponseJson struct {
+	ExecutionPayload      *ExecutionPayloadDenebJSON `json:"executionPayload"`
+	BlockValue            string                     `json:"blockValue"`
+	BlobsBundle           *BlobBundleJSON            `json:"blobsBundle"`
+	ShouldOverrideBuilder bool                       `json:"shouldOverrideBuilder"`
+}
+
+type ExecutionPayloadDenebJSON struct {
+	ParentHash    *common.Hash    `json:"parentHash"`
+	FeeRecipient  *common.Address `json:"feeRecipient"`
+	StateRoot     *common.Hash    `json:"stateRoot"`
+	ReceiptsRoot  *common.Hash    `json:"receiptsRoot"`
+	LogsBloom     *hexutil.Bytes  `json:"logsBloom"`
+	PrevRandao    *common.Hash    `json:"prevRandao"`
+	BlockNumber   *hexutil.Uint64 `json:"blockNumber"`
+	GasLimit      *hexutil.Uint64 `json:"gasLimit"`
+	GasUsed       *hexutil.Uint64 `json:"gasUsed"`
+	Timestamp     *hexutil.Uint64 `json:"timestamp"`
+	ExtraData     hexutil.Bytes   `json:"extraData"`
+	BaseFeePerGas string          `json:"baseFeePerGas"`
+	BlobGasUsed   *hexutil.Uint64 `json:"blobGasUsed"`
+	ExcessBlobGas *hexutil.Uint64 `json:"excessBlobGas"`
+	BlockHash     *common.Hash    `json:"blockHash"`
+	Transactions  []hexutil.Bytes `json:"transactions"`
+	Withdrawals   []*Withdrawal   `json:"withdrawals"`
+}
+
 // MarshalJSON --
 func (e *ExecutionPayload) MarshalJSON() ([]byte, error) {
 	transactions := make([]hexutil.Bytes, len(e.Transactions))
@@ -334,7 +397,6 @@ func (e *ExecutionPayload) UnmarshalJSON(enc []byte) error {
 	if dec.ReceiptsRoot == nil {
 		return errors.New("missing required field 'receiptsRoot' for ExecutableDataV1")
 	}
-
 	if dec.LogsBloom == nil {
 		return errors.New("missing required field 'logsBloom' for ExecutionPayload")
 	}
@@ -488,6 +550,14 @@ type payloadAttributesV2JSON struct {
 	Withdrawals           []*Withdrawal  `json:"withdrawals"`
 }
 
+type payloadAttributesV3JSON struct {
+	Timestamp             hexutil.Uint64 `json:"timestamp"`
+	PrevRandao            hexutil.Bytes  `json:"prevRandao"`
+	SuggestedFeeRecipient hexutil.Bytes  `json:"suggestedFeeRecipient"`
+	Withdrawals           []*Withdrawal  `json:"withdrawals"`
+	ParentBeaconBlockRoot hexutil.Bytes  `json:"parentBeaconBlockRoot"`
+}
+
 // MarshalJSON --
 func (p *PayloadAttributes) MarshalJSON() ([]byte, error) {
 	return json.Marshal(payloadAttributesJSON{
@@ -499,11 +569,31 @@ func (p *PayloadAttributes) MarshalJSON() ([]byte, error) {
 
 // MarshalJSON --
 func (p *PayloadAttributesV2) MarshalJSON() ([]byte, error) {
+	withdrawals := p.Withdrawals
+	if withdrawals == nil {
+		withdrawals = make([]*Withdrawal, 0)
+	}
+
 	return json.Marshal(payloadAttributesV2JSON{
 		Timestamp:             hexutil.Uint64(p.Timestamp),
 		PrevRandao:            p.PrevRandao,
 		SuggestedFeeRecipient: p.SuggestedFeeRecipient,
-		Withdrawals:           p.Withdrawals,
+		Withdrawals:           withdrawals,
+	})
+}
+
+func (p *PayloadAttributesV3) MarshalJSON() ([]byte, error) {
+	withdrawals := p.Withdrawals
+	if withdrawals == nil {
+		withdrawals = make([]*Withdrawal, 0)
+	}
+
+	return json.Marshal(payloadAttributesV3JSON{
+		Timestamp:             hexutil.Uint64(p.Timestamp),
+		PrevRandao:            p.PrevRandao,
+		SuggestedFeeRecipient: p.SuggestedFeeRecipient,
+		Withdrawals:           withdrawals,
+		ParentBeaconBlockRoot: p.ParentBeaconBlockRoot,
 	})
 }
 
@@ -529,7 +619,29 @@ func (p *PayloadAttributesV2) UnmarshalJSON(enc []byte) error {
 	p.Timestamp = uint64(dec.Timestamp)
 	p.PrevRandao = dec.PrevRandao
 	p.SuggestedFeeRecipient = dec.SuggestedFeeRecipient
-	p.Withdrawals = dec.Withdrawals
+	withdrawals := dec.Withdrawals
+	if withdrawals == nil {
+		withdrawals = make([]*Withdrawal, 0)
+	}
+	p.Withdrawals = withdrawals
+	return nil
+}
+
+func (p *PayloadAttributesV3) UnmarshalJSON(enc []byte) error {
+	dec := payloadAttributesV3JSON{}
+	if err := json.Unmarshal(enc, &dec); err != nil {
+		return err
+	}
+	*p = PayloadAttributesV3{}
+	p.Timestamp = uint64(dec.Timestamp)
+	p.PrevRandao = dec.PrevRandao
+	p.SuggestedFeeRecipient = dec.SuggestedFeeRecipient
+	withdrawals := dec.Withdrawals
+	if withdrawals == nil {
+		withdrawals = make([]*Withdrawal, 0)
+	}
+	p.Withdrawals = withdrawals
+	p.ParentBeaconBlockRoot = dec.ParentBeaconBlockRoot
 	return nil
 }
 
@@ -642,6 +754,188 @@ func (f *ForkchoiceState) UnmarshalJSON(enc []byte) error {
 	return nil
 }
 
+type BlobBundleJSON struct {
+	Commitments []hexutil.Bytes `json:"commitments"`
+	Proofs      []hexutil.Bytes `json:"proofs"`
+	Blobs       []hexutil.Bytes `json:"blobs"`
+}
+
+func (b BlobBundleJSON) ToProto() *BlobsBundle {
+	return &BlobsBundle{
+		KzgCommitments: bytesutil.SafeCopy2dHexUtilBytes(b.Commitments),
+		Proofs:         bytesutil.SafeCopy2dHexUtilBytes(b.Proofs),
+		Blobs:          bytesutil.SafeCopy2dHexUtilBytes(b.Blobs),
+	}
+}
+
+// MarshalJSON --
+func (e *ExecutionPayloadDeneb) MarshalJSON() ([]byte, error) {
+	transactions := make([]hexutil.Bytes, len(e.Transactions))
+	for i, tx := range e.Transactions {
+		transactions[i] = tx
+	}
+	baseFee := new(big.Int).SetBytes(bytesutil.ReverseByteOrder(e.BaseFeePerGas))
+	baseFeeHex := hexutil.EncodeBig(baseFee)
+	pHash := common.BytesToHash(e.ParentHash)
+	sRoot := common.BytesToHash(e.StateRoot)
+	recRoot := common.BytesToHash(e.ReceiptsRoot)
+	prevRan := common.BytesToHash(e.PrevRandao)
+	bHash := common.BytesToHash(e.BlockHash)
+	blockNum := hexutil.Uint64(e.BlockNumber)
+	gasLimit := hexutil.Uint64(e.GasLimit)
+	gasUsed := hexutil.Uint64(e.GasUsed)
+	timeStamp := hexutil.Uint64(e.Timestamp)
+	recipient := common.BytesToAddress(e.FeeRecipient)
+	logsBloom := hexutil.Bytes(e.LogsBloom)
+	if e.Withdrawals == nil {
+		e.Withdrawals = make([]*Withdrawal, 0)
+	}
+	blobGasUsed := hexutil.Uint64(e.BlobGasUsed)
+	excessBlobGas := hexutil.Uint64(e.ExcessBlobGas)
+
+	return json.Marshal(ExecutionPayloadDenebJSON{
+		ParentHash:    &pHash,
+		FeeRecipient:  &recipient,
+		StateRoot:     &sRoot,
+		ReceiptsRoot:  &recRoot,
+		LogsBloom:     &logsBloom,
+		PrevRandao:    &prevRan,
+		BlockNumber:   &blockNum,
+		GasLimit:      &gasLimit,
+		GasUsed:       &gasUsed,
+		Timestamp:     &timeStamp,
+		ExtraData:     e.ExtraData,
+		BaseFeePerGas: baseFeeHex,
+		BlockHash:     &bHash,
+		Transactions:  transactions,
+		Withdrawals:   e.Withdrawals,
+		BlobGasUsed:   &blobGasUsed,
+		ExcessBlobGas: &excessBlobGas,
+	})
+}
+
+func (e *ExecutionPayloadDenebWithValueAndBlobsBundle) UnmarshalJSON(enc []byte) error {
+	dec := GetPayloadV3ResponseJson{}
+	if err := json.Unmarshal(enc, &dec); err != nil {
+		return err
+	}
+
+	if dec.ExecutionPayload.ParentHash == nil {
+		return errors.New("missing required field 'parentHash' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.FeeRecipient == nil {
+		return errors.New("missing required field 'feeRecipient' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.StateRoot == nil {
+		return errors.New("missing required field 'stateRoot' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.ReceiptsRoot == nil {
+		return errors.New("missing required field 'receiptsRoot' for ExecutableDataV1")
+	}
+	if dec.ExecutionPayload.LogsBloom == nil {
+		return errors.New("missing required field 'logsBloom' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.PrevRandao == nil {
+		return errors.New("missing required field 'prevRandao' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.ExtraData == nil {
+		return errors.New("missing required field 'extraData' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.BlockHash == nil {
+		return errors.New("missing required field 'blockHash' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.Transactions == nil {
+		return errors.New("missing required field 'transactions' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.BlockNumber == nil {
+		return errors.New("missing required field 'blockNumber' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.Timestamp == nil {
+		return errors.New("missing required field 'timestamp' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.GasUsed == nil {
+		return errors.New("missing required field 'gasUsed' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.GasLimit == nil {
+		return errors.New("missing required field 'gasLimit' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.BlobGasUsed == nil {
+		return errors.New("missing required field 'blobGasUsed' for ExecutionPayload")
+	}
+	if dec.ExecutionPayload.ExcessBlobGas == nil {
+		return errors.New("missing required field 'excessBlobGas' for ExecutionPayload")
+	}
+
+	*e = ExecutionPayloadDenebWithValueAndBlobsBundle{Payload: &ExecutionPayloadDeneb{}}
+	e.Payload.ParentHash = dec.ExecutionPayload.ParentHash.Bytes()
+	e.Payload.FeeRecipient = dec.ExecutionPayload.FeeRecipient.Bytes()
+	e.Payload.StateRoot = dec.ExecutionPayload.StateRoot.Bytes()
+	e.Payload.ReceiptsRoot = dec.ExecutionPayload.ReceiptsRoot.Bytes()
+	e.Payload.LogsBloom = *dec.ExecutionPayload.LogsBloom
+	e.Payload.PrevRandao = dec.ExecutionPayload.PrevRandao.Bytes()
+	e.Payload.BlockNumber = uint64(*dec.ExecutionPayload.BlockNumber)
+	e.Payload.GasLimit = uint64(*dec.ExecutionPayload.GasLimit)
+	e.Payload.GasUsed = uint64(*dec.ExecutionPayload.GasUsed)
+	e.Payload.Timestamp = uint64(*dec.ExecutionPayload.Timestamp)
+	e.Payload.ExtraData = dec.ExecutionPayload.ExtraData
+	baseFee, err := hexutil.DecodeBig(dec.ExecutionPayload.BaseFeePerGas)
+	if err != nil {
+		return err
+	}
+	e.Payload.BaseFeePerGas = bytesutil.PadTo(bytesutil.ReverseByteOrder(baseFee.Bytes()), fieldparams.RootLength)
+
+	e.Payload.ExcessBlobGas = uint64(*dec.ExecutionPayload.ExcessBlobGas)
+	e.Payload.BlobGasUsed = uint64(*dec.ExecutionPayload.BlobGasUsed)
+
+	e.Payload.BlockHash = dec.ExecutionPayload.BlockHash.Bytes()
+	transactions := make([][]byte, len(dec.ExecutionPayload.Transactions))
+	for i, tx := range dec.ExecutionPayload.Transactions {
+		transactions[i] = tx
+	}
+	e.Payload.Transactions = transactions
+	if dec.ExecutionPayload.Withdrawals == nil {
+		dec.ExecutionPayload.Withdrawals = make([]*Withdrawal, 0)
+	}
+	e.Payload.Withdrawals = dec.ExecutionPayload.Withdrawals
+
+	v, err := hexutil.DecodeBig(dec.BlockValue)
+	if err != nil {
+		return err
+	}
+	e.Value = bytesutil.PadTo(bytesutil.ReverseByteOrder(v.Bytes()), fieldparams.RootLength)
+
+	if dec.BlobsBundle == nil {
+		return nil
+	}
+	e.BlobsBundle = &BlobsBundle{}
+
+	commitments := make([][]byte, len(dec.BlobsBundle.Commitments))
+	for i, kzg := range dec.BlobsBundle.Commitments {
+		k := kzg
+		commitments[i] = bytesutil.PadTo(k[:], fieldparams.BLSPubkeyLength)
+	}
+	e.BlobsBundle.KzgCommitments = commitments
+
+	proofs := make([][]byte, len(dec.BlobsBundle.Proofs))
+	for i, proof := range dec.BlobsBundle.Proofs {
+		p := proof
+		proofs[i] = bytesutil.PadTo(p[:], fieldparams.BLSPubkeyLength)
+	}
+	e.BlobsBundle.Proofs = proofs
+
+	blobs := make([][]byte, len(dec.BlobsBundle.Blobs))
+	for i, blob := range dec.BlobsBundle.Blobs {
+		b := make([]byte, fieldparams.BlobLength)
+		copy(b, blob)
+		blobs[i] = b
+	}
+	e.BlobsBundle.Blobs = blobs
+
+	e.ShouldOverrideBuilder = dec.ShouldOverrideBuilder
+
+	return nil
+}
+
 type executionPayloadBodyV1JSON struct {
 	Transactions []hexutil.Bytes `json:"transactions"`
 	Withdrawals  []*Withdrawal   `json:"withdrawals"`

proto/engine/v1/json_marshal_unmarshal_test.go

@@ -205,6 +205,98 @@ func TestJsonMarshalUnmarshal(t *testing.T) {
 		require.DeepEqual(t, bytesutil.PadTo([]byte("address"), 20), withdrawal.Address)
 		require.Equal(t, uint64(1), withdrawal.Amount)
 	})
+	t.Run("execution payload deneb", func(t *testing.T) {
+		parentHash := common.BytesToHash([]byte("parent"))
+		feeRecipient := common.BytesToAddress([]byte("feeRecipient"))
+		stateRoot := common.BytesToHash([]byte("stateRoot"))
+		receiptsRoot := common.BytesToHash([]byte("receiptsRoot"))
+		logsBloom := hexutil.Bytes(bytesutil.PadTo([]byte("logs"), fieldparams.LogsBloomLength))
+		random := common.BytesToHash([]byte("random"))
+		extra := common.BytesToHash([]byte("extra"))
+		hash := common.BytesToHash([]byte("hash"))
+		bn := hexutil.Uint64(1)
+		gl := hexutil.Uint64(2)
+		gu := hexutil.Uint64(3)
+		ts := hexutil.Uint64(4)
+		bgu := hexutil.Uint64(5)
+		ebg := hexutil.Uint64(6)
+
+		resp := &enginev1.GetPayloadV3ResponseJson{
+			BlobsBundle: &enginev1.BlobBundleJSON{
+				Commitments: []hexutil.Bytes{{'a'}, {'b'}, {'c'}, {'d'}},
+				Proofs:      []hexutil.Bytes{{'e'}, {'f'}, {'g'}, {'h'}},
+				Blobs:       []hexutil.Bytes{{'i'}, {'j'}, {'k'}, {'l'}},
+			},
+			BlockValue: fmt.Sprint("0x123"),
+			ExecutionPayload: &enginev1.ExecutionPayloadDenebJSON{
+				ParentHash:    &parentHash,
+				FeeRecipient:  &feeRecipient,
+				StateRoot:     &stateRoot,
+				ReceiptsRoot:  &receiptsRoot,
+				LogsBloom:     &logsBloom,
+				PrevRandao:    &random,
+				BlockNumber:   &bn,
+				GasLimit:      &gl,
+				GasUsed:       &gu,
+				Timestamp:     &ts,
+				ExtraData:     hexutil.Bytes(extra[:]),
+				BaseFeePerGas: "0x123",
+				BlockHash:     &hash,
+				Transactions:  []hexutil.Bytes{{}},
+				Withdrawals: []*enginev1.Withdrawal{{
+					Index:          1,
+					ValidatorIndex: 1,
+					Address:        bytesutil.PadTo([]byte("address"), 20),
+					Amount:         1,
+				}},
+				BlobGasUsed:   &bgu,
+				ExcessBlobGas: &ebg,
+			},
+		}
+		enc, err := json.Marshal(resp)
+		require.NoError(t, err)
+		pb := &enginev1.ExecutionPayloadDenebWithValueAndBlobsBundle{}
+		require.NoError(t, json.Unmarshal(enc, pb))
+		require.DeepEqual(t, parentHash.Bytes(), pb.Payload.ParentHash)
+		require.DeepEqual(t, feeRecipient.Bytes(), pb.Payload.FeeRecipient)
+		require.DeepEqual(t, stateRoot.Bytes(), pb.Payload.StateRoot)
+		require.DeepEqual(t, receiptsRoot.Bytes(), pb.Payload.ReceiptsRoot)
+		require.DeepEqual(t, logsBloom, hexutil.Bytes(pb.Payload.LogsBloom))
+		require.DeepEqual(t, random.Bytes(), pb.Payload.PrevRandao)
+		require.DeepEqual(t, uint64(1), pb.Payload.BlockNumber)
+		require.DeepEqual(t, uint64(2), pb.Payload.GasLimit)
+		require.DeepEqual(t, uint64(3), pb.Payload.GasUsed)
+		require.DeepEqual(t, uint64(4), pb.Payload.Timestamp)
+		require.DeepEqual(t, uint64(5), pb.Payload.BlobGasUsed)
+		require.DeepEqual(t, uint64(6), pb.Payload.ExcessBlobGas)
+		require.DeepEqual(t, extra.Bytes(), pb.Payload.ExtraData)
+		feePerGas := new(big.Int).SetBytes(pb.Payload.BaseFeePerGas)
+		require.Equal(t, "15832716547479101977395928904157292820330083199902421483727713169783165812736", feePerGas.String())
+		require.DeepEqual(t, hash.Bytes(), pb.Payload.BlockHash)
+		require.DeepEqual(t, [][]byte{{}}, pb.Payload.Transactions)
+		require.Equal(t, 1, len(pb.Payload.Withdrawals))
+		withdrawal := pb.Payload.Withdrawals[0]
+		require.Equal(t, uint64(1), withdrawal.Index)
+		require.Equal(t, primitives.ValidatorIndex(1), withdrawal.ValidatorIndex)
+		require.DeepEqual(t, bytesutil.PadTo([]byte("address"), 20), withdrawal.Address)
+		require.Equal(t, uint64(1), withdrawal.Amount)
+		require.DeepEqual(t, [][]byte{
+			bytesutil.PadTo([]byte{'e'}, 48),
+			bytesutil.PadTo([]byte{'f'}, 48),
+			bytesutil.PadTo([]byte{'g'}, 48),
+			bytesutil.PadTo([]byte{'h'}, 48)}, pb.BlobsBundle.Proofs)
+		require.DeepEqual(t, [][]byte{
+			bytesutil.PadTo([]byte{'a'}, 48),
+			bytesutil.PadTo([]byte{'b'}, 48),
+			bytesutil.PadTo([]byte{'c'}, 48),
+			bytesutil.PadTo([]byte{'d'}, 48)}, pb.BlobsBundle.KzgCommitments)
+		require.DeepEqual(t, [][]byte{
+			bytesutil.PadTo([]byte{'i'}, 131072),
+			bytesutil.PadTo([]byte{'j'}, 131072),
+			bytesutil.PadTo([]byte{'k'}, 131072),
+			bytesutil.PadTo([]byte{'l'}, 131072)}, pb.BlobsBundle.Blobs)
+	})
+
 	t.Run("execution block", func(t *testing.T) {
 		baseFeePerGas := big.NewInt(1770307273)
 		want := &gethtypes.Header{
@@ -491,13 +583,13 @@ func TestExecutionPayloadBody_MarshalUnmarshalJSON(t *testing.T) {
 	pBody := &enginev1.ExecutionPayloadBodyV1{
 		Transactions: [][]byte{[]byte("random1"), []byte("random2"), []byte("random3")},
 		Withdrawals: []*enginev1.Withdrawal{
-			&enginev1.Withdrawal{
+			{
 				Index:          200,
 				ValidatorIndex: 20303,
 				Amount:         3200000000,
 				Address:        bytesutil.PadTo([]byte("junk"), 20),
 			},
-			&enginev1.Withdrawal{
+			{
 				Index:          200,
 				ValidatorIndex: 70303,
 				Amount:         3200000800,

proto/eth/v1/beacon_block.proto

@@ -66,7 +66,7 @@ message BeaconBlockBody {
     bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
     // Block operations
-    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
     // At most MAX_PROPOSER_SLASHINGS.
     repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];

proto/eth/v1/generated.ssz.go

@@ -1,5 +1,5 @@
 // Code generated by fastssz. DO NOT EDIT.
-// Hash: 9d3bf801facfb6d585fde0fadcdf8946a18bf44771c59db3e180da32a6dc313a
+// Hash: e48b579f1c4ced0b36ba1329204c668ac6db966ce37b7bda314aabddbd5f1662
 package v1
 
 import (

proto/eth/v2/BUILD.bazel

@@ -8,7 +8,6 @@ load("@rules_proto//proto:defs.bzl", "proto_library")
 proto_library(
     name = "proto",
     srcs = [
-        "beacon_block.proto",
         "beacon_chain.proto",
         "ssz.proto",
         "version.proto",
@@ -45,7 +44,18 @@ ssz_gen_marshal(
         "SignedBlindedBeaconBlockBellatrix",
         "SignedBeaconBlockCapella",
         "SignedBlindedBeaconBlockCapella",
+        "SignedBeaconBlockDeneb",
+        "SignedBlindedBeaconBlockDeneb",
+        "BlsToExecutionChange",
         "SignedBlsToExecutionChange",
+        "SignedBlindedBlobSidecar",
+        "BlindedBlobSidecar",
+        "BlobSidecar",
+        "BlobSidecars",
+        "SignedBeaconBlockContentsDeneb",
+        "SignedBlindedBeaconBlockContentsDeneb",
+        "BeaconBlockContentsDeneb",
+        "BlindedBeaconBlockContentsDeneb",
     ],
 )
 
@@ -92,7 +102,9 @@ go_library(
 ssz_proto_files(
     name = "ssz_proto_files",
     srcs = [
+        "beacon_block.proto",
         "beacon_state.proto",
+        "blobs.proto",
         "sync_committee.proto",
         "validator.proto",
         "withdrawals.proto",

proto/eth/v2/beacon_block.proto

@@ -18,6 +18,7 @@ package ethereum.eth.v2;
 import "proto/eth/ext/options.proto";
 import "proto/eth/v1/attestation.proto";
 import "proto/eth/v1/beacon_block.proto";
+import "proto/eth/v2/blobs.proto";
 import "proto/eth/v2/version.proto";
 import "proto/eth/v2/withdrawals.proto";
 import "proto/engine/v1/execution_engine.proto";
@@ -55,6 +56,7 @@ message BeaconBlockContainerV2 {
     BeaconBlockAltair altair_block = 2;
     BeaconBlockBellatrix bellatrix_block = 3;
     BeaconBlockCapella capella_block = 4;
+    BeaconBlockContentsDeneb deneb_contents = 5;
   }
 }
 
@@ -64,31 +66,63 @@ message SignedBeaconBlockContainer {
     BeaconBlockAltair altair_block = 2;
     BeaconBlockBellatrix bellatrix_block = 3;
     BeaconBlockCapella capella_block = 4;
+    BeaconBlockDeneb deneb_block = 5;
   }
 
   // 96 byte BLS signature from the validator that produced this block.
-  bytes signature = 5 [(ethereum.eth.ext.ssz_size) = "96"];
+  bytes signature = 6 [(ethereum.eth.ext.ssz_size) = "96"];
 }
 
+message SignedBeaconBlockContentsContainer {
+  oneof message {
+    v1.SignedBeaconBlock phase0_block = 1;
+    SignedBeaconBlockAltair altair_block = 2;
+    SignedBeaconBlockBellatrix bellatrix_block = 3;
+    SignedBeaconBlockCapella capella_block = 4;
+    SignedBeaconBlockContentsDeneb deneb_contents = 5;
+  }
+}
+
+// used in produce block
 message BlindedBeaconBlockContainer {
   oneof block {
     v1.BeaconBlock phase0_block = 1;
     BeaconBlockAltair altair_block = 2;
     BlindedBeaconBlockBellatrix bellatrix_block = 3;
     BlindedBeaconBlockCapella capella_block = 4;
+    BlindedBeaconBlockContentsDeneb deneb_contents = 5; // is contents
   }
 }
 
+// used in get block
 message SignedBlindedBeaconBlockContainer {
   oneof message {
     v1.BeaconBlock phase0_block = 1;
     BeaconBlockAltair altair_block = 2;
     BlindedBeaconBlockBellatrix bellatrix_block = 3;
     BlindedBeaconBlockCapella capella_block = 4;
+    BlindedBeaconBlockDeneb deneb_block = 5; // is block
   }
 
   // 96 byte BLS signature from the validator that produced this block.
-  bytes signature = 5 [(ethereum.eth.ext.ssz_size) = "96"];
+  bytes signature = 6 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message SignedBlindedBeaconBlockContentsContainer {
+  oneof message {
+    v1.SignedBeaconBlock phase0_block = 1;
+    SignedBeaconBlockAltair altair_block = 2;
+    SignedBlindedBeaconBlockBellatrix bellatrix_block = 3;
+    SignedBlindedBeaconBlockCapella capella_block = 4;
+    SignedBlindedBeaconBlockContentsDeneb deneb_contents = 5;
+  }
+}
+
+message SignedBeaconBlockAltair {
+  BeaconBlockAltair message = 1;
+
+  // 96 byte BLS signature from the validator that produced this block.
+  bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
 }
 
 message SignedBeaconBlockBellatrix {
@@ -105,6 +139,13 @@ message SignedBeaconBlockCapella {
   bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
 }
 
+message SignedBeaconBlockDeneb {
+  BeaconBlockDeneb message = 1;
+
+  // 96 byte BLS signature from the validator that produced this block.
+  bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
 message SignedBlindedBeaconBlockBellatrix {
   BlindedBeaconBlockBellatrix message = 1;
 
@@ -119,13 +160,31 @@ message SignedBlindedBeaconBlockCapella {
   bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
 }
 
-message SignedBeaconBlockAltair {
-  BeaconBlockAltair message = 1;
+message SignedBlindedBeaconBlockDeneb {
+  BlindedBeaconBlockDeneb message = 1;
 
   // 96 byte BLS signature from the validator that produced this block.
   bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
 }
 
+// The Ethereum consensus beacon block. The message does not contain a validator signature.
+message BeaconBlockAltair {
+  // Beacon chain slot that this block represents.
+  uint64 slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+
+  // Validator index of the validator that proposed the block header.
+  uint64 proposer_index = 2 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+
+  // 32 byte root of the parent block.
+  bytes parent_root = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+  // 32 byte root of the resulting state after processing this block.
+  bytes state_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+
+  // The block body itself.
+  BeaconBlockBodyAltair body = 5;
+}
+
 // The Ethereum consensus beacon block. The message does not contain a validator signature.
 message BeaconBlockBellatrix {
   // Beacon chain slot that this block represents.
@@ -199,7 +258,7 @@ message BlindedBeaconBlockCapella {
 }
 
 // The Ethereum consensus beacon block. The message does not contain a validator signature.
-message BeaconBlockAltair {
+message BeaconBlockDeneb {
   // Beacon chain slot that this block represents.
   uint64 slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
 
@@ -212,8 +271,57 @@ message BeaconBlockAltair {
   // 32 byte root of the resulting state after processing this block.
   bytes state_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
 
+  // The beacon block body.
+  BeaconBlockBodyDeneb body = 5;
+}
+
+// The Ethereum consensus beacon block. The message does not contain a validator signature.
+message BlindedBeaconBlockDeneb {
+  // Beacon chain slot that this block represents.
+  uint64 slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+
+  // Validator index of the validator that proposed the block header.
+  uint64 proposer_index = 2 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+  // 32 byte root of the parent block.
+  bytes parent_root = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+  // 32 byte root of the resulting state after processing this block.
+  bytes state_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+
   // The block body itself.
-  BeaconBlockBodyAltair body = 5;
+  BlindedBeaconBlockBodyDeneb body = 5;
+}
+
+message BeaconBlockBodyAltair {
+  // The validators RANDAO reveal 96 byte value.
+  bytes randao_reveal = 1 [(ethereum.eth.ext.ssz_size) = "96"];
+
+  // A reference to the Ethereum 1.x chain.
+  v1.Eth1Data eth1_data = 2;
+
+  // 32 byte field of arbitrary data. This field may contain any data and
+  // is not used for anything other than a fun message.
+  bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+  // Block operations
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
+
+  // At most MAX_PROPOSER_SLASHINGS.
+  repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
+
+  // At most MAX_ATTESTER_SLASHINGS.
+  repeated v1.AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
+
+  // At most MAX_ATTESTATIONS.
+  repeated v1.Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
+
+  // At most MAX_DEPOSITS.
+  repeated v1.Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
+
+  // At most MAX_VOLUNTARY_EXITS.
+  repeated v1.SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
+
+  // Sync aggregate object to track sync committee votes for light client support. [New in ]
+  v1.SyncAggregate sync_aggregate = 9;
 }
 
 message BeaconBlockBodyBellatrix {
@@ -228,7 +336,7 @@ message BeaconBlockBodyBellatrix {
   bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
   // Block operations
-  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
   // At most MAX_PROPOSER_SLASHINGS.
   repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -264,7 +372,7 @@ message BlindedBeaconBlockBodyBellatrix {
   bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
   // Block operations
-  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
   // At most MAX_PROPOSER_SLASHINGS.
   repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -300,7 +408,7 @@ message BeaconBlockBodyCapella {
   bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
   // Block operations
-  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
   // At most MAX_PROPOSER_SLASHINGS.
   repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -339,7 +447,7 @@ message BlindedBeaconBlockBodyCapella {
   bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
   // Block operations
-  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
   // At most MAX_PROPOSER_SLASHINGS.
   repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -366,7 +474,40 @@ message BlindedBeaconBlockBodyCapella {
   repeated SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
 }
 
-message BeaconBlockBodyAltair {
+message BlindedBeaconBlockBodyDeneb {
+  // The validators RANDAO reveal 96 byte value.
+  bytes randao_reveal = 1 [(ethereum.eth.ext.ssz_size) = "96"];
+
+  // A reference to the Ethereum 1.x chain.
+  v1.Eth1Data eth1_data = 2;
+  // 32 byte field of arbitrary data. This field may contain any data and
+  // is not used for anything other than a fun message.
+  bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+  // Block operations
+  // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+  // At most MAX_PROPOSER_SLASHINGS.
+  repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
+  // At most MAX_ATTESTER_SLASHINGS.
+  repeated v1.AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
+  // At most MAX_ATTESTATIONS.
+  repeated v1.Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
+  // At most MAX_DEPOSITS.
+  repeated v1.Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
+  // At most MAX_VOLUNTARY_EXITS.
+  repeated v1.SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
+  // Sync aggregate object to track sync committee votes for light client support.
+  v1.SyncAggregate sync_aggregate = 9;
+
+  // Execution payload header: the embedded execution payload of the block [Modified in Deneb]
+  ethereum.engine.v1.ExecutionPayloadHeaderDeneb execution_payload_header = 10;
+
+  // BLS To Execution Changes: signed messages to change withdrawal credentials [New in Capella]
+  repeated SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
+
+  repeated bytes blob_kzg_commitments = 12 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max)  = "max_blob_commitments.size"];
+}
+
+message BeaconBlockBodyDeneb {
   // The validators RANDAO reveal 96 byte value.
   bytes randao_reveal = 1 [(ethereum.eth.ext.ssz_size) = "96"];
 
@@ -381,20 +522,49 @@ message BeaconBlockBodyAltair {
   // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
 
   // At most MAX_PROPOSER_SLASHINGS.
-  repeated v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
+  repeated  v1.ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
 
   // At most MAX_ATTESTER_SLASHINGS.
-  repeated v1.AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
+  repeated  v1.AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
 
   // At most MAX_ATTESTATIONS.
-  repeated v1.Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
+  repeated  v1.Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
 
   // At most MAX_DEPOSITS.
-  repeated v1.Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
+  repeated  v1.Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
 
   // At most MAX_VOLUNTARY_EXITS.
-  repeated v1.SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
+  repeated  v1.SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
 
-  // Sync aggregate object to track sync committee votes for light client support. [New in ]
+  // Sync aggregate object for the beacon chain to track sync committee votes. New in Altair network upgrade.
   v1.SyncAggregate sync_aggregate = 9;
+
+  // Execution payload from the execution chain. New in Bellatrix network upgrade.
+  ethereum.engine.v1.ExecutionPayloadDeneb execution_payload = 10;
+
+  // At most MAX_BLS_TO_EXECUTION_CHANGES. New in Capella network upgrade.
+  repeated  SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
+
+  // At most MAX_BLOBS_PER_BLOCK. New in Deneb network upgrade.
+  repeated bytes blob_kzg_commitments = 12 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max)  = "max_blob_commitments.size"];
+}
+
+message SignedBeaconBlockContentsDeneb {
+  SignedBeaconBlockDeneb signed_block = 1;
+  repeated SignedBlobSidecar signed_blob_sidecars = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message SignedBlindedBeaconBlockContentsDeneb {
+  SignedBlindedBeaconBlockDeneb signed_blinded_block = 1;
+  repeated SignedBlindedBlobSidecar signed_blinded_blob_sidecars = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BeaconBlockContentsDeneb {
+  BeaconBlockDeneb block = 1;
+  repeated BlobSidecar blob_sidecars = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BlindedBeaconBlockContentsDeneb {
+  BlindedBeaconBlockDeneb blinded_block = 1;
+  repeated BlindedBlobSidecar blinded_blob_sidecars = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
 }

proto/eth/v2/beacon_state.proto

@@ -178,6 +178,50 @@ message BeaconStateCapella {
   repeated HistoricalSummary historical_summaries = 11003 [(ethereum.eth.ext.ssz_max) = "16777216"]; // [New in Capella]
 }
 
+message BeaconStateDeneb {
+  // Versioning [1001-2000]
+  uint64 genesis_time = 1001;
+  bytes genesis_validators_root = 1002 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 slot = 1003 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+  v1.Fork fork = 1004;
+  // History [2001-3000]
+  v1.BeaconBlockHeader latest_block_header = 2001;
+  repeated bytes block_roots = 2002 [(ethereum.eth.ext.ssz_size) = "block_roots.size"];
+  repeated bytes state_roots = 2003 [(ethereum.eth.ext.ssz_size) = "state_roots.size"];
+  repeated bytes historical_roots = 2004 [(ethereum.eth.ext.ssz_size) = "?,32", (ethereum.eth.ext.ssz_max) = "16777216"];
+  // Eth1 [3001-4000]
+  v1.Eth1Data eth1_data = 3001;
+  repeated v1.Eth1Data eth1_data_votes = 3002 [(ethereum.eth.ext.ssz_max) = "eth1_data_votes.size"];
+  uint64 eth1_deposit_index = 3003;
+  // Registry [4001-5000]
+  repeated v1.Validator validators = 4001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  repeated uint64 balances = 4002 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  // Randomness [5001-6000]
+  repeated bytes randao_mixes = 5001 [(ethereum.eth.ext.ssz_size) = "randao_mixes.size"];
+  // Slashings [6001-7000]
+  repeated uint64 slashings = 6001 [(ethereum.eth.ext.ssz_size) = "slashings.size"];
+  // Participation [7001-8000]
+  bytes previous_epoch_participation = 7001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  bytes current_epoch_participation = 7002 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  // Finality [8001-9000]
+  // Spec type [4]Bitvector which means this would be a fixed size of 4 bits.
+  bytes justification_bits = 8001 [(ethereum.eth.ext.ssz_size) = "1", (ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/go-bitfield.Bitvector4"];
+  v1.Checkpoint previous_justified_checkpoint = 8002;
+  v1.Checkpoint current_justified_checkpoint = 8003;
+  v1.Checkpoint finalized_checkpoint = 8004;
+  // Altair fields [9001-10000]
+  repeated uint64 inactivity_scores = 9001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  SyncCommittee current_sync_committee = 9002; // [New in Altair]
+  SyncCommittee next_sync_committee = 9003; // [New in Altair]
+  // Bellatrix fields [10001-11000]
+  ethereum.engine.v1.ExecutionPayloadHeaderDeneb latest_execution_payload_header = 10001; // [Updated in Deneb]
+  // Capella fields [11001-12000]
+  uint64 next_withdrawal_index = 11001; // [New in Capella]
+  uint64 next_withdrawal_validator_index = 11002 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"]; // [New in Capella]
+
+  repeated HistoricalSummary historical_summaries = 11003 [(ethereum.eth.ext.ssz_max) = "16777216"]; // [New in Capella]
+}
+
 message HistoricalSummary {
   bytes block_summary_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
   bytes state_summary_root = 2 [(ethereum.eth.ext.ssz_size) = "32"];
@@ -207,6 +251,7 @@ message BeaconStateContainer {
     BeaconState altair_state = 2;
     BeaconStateBellatrix bellatrix_state = 3;
     BeaconStateCapella capella_state = 4;
+    BeaconStateDeneb deneb_state = 5;
   }
 }
 

proto/eth/v2/blobs.pb.go

@@ -0,0 +1,674 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v4.23.3
+// source: proto/eth/v2/blobs.proto
+
+package eth
+
+import (
+	reflect "reflect"
+	sync "sync"
+
+	github_com_prysmaticlabs_prysm_v4_consensus_types_primitives "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
+	_ "github.com/prysmaticlabs/prysm/v4/proto/eth/ext"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type BlobSidecars struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Sidecars []*BlobSidecar `protobuf:"bytes,1,rep,name=sidecars,proto3" json:"sidecars,omitempty" ssz-max:"6"`
+}
+
+func (x *BlobSidecars) Reset() {
+	*x = BlobSidecars{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobSidecars) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobSidecars) ProtoMessage() {}
+
+func (x *BlobSidecars) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobSidecars.ProtoReflect.Descriptor instead.
+func (*BlobSidecars) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *BlobSidecars) GetSidecars() []*BlobSidecar {
+	if x != nil {
+		return x.Sidecars
+	}
+	return nil
+}
+
+type BlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot       []byte                                                                      `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index           uint64                                                                      `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+	Slot            github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot           `protobuf:"varint,3,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	BlockParentRoot []byte                                                                      `protobuf:"bytes,4,opt,name=block_parent_root,json=blockParentRoot,proto3" json:"block_parent_root,omitempty" ssz-size:"32"`
+	ProposerIndex   github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex `protobuf:"varint,5,opt,name=proposer_index,json=proposerIndex,proto3" json:"proposer_index,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"`
+	Blob            []byte                                                                      `protobuf:"bytes,6,opt,name=blob,proto3" json:"blob,omitempty" ssz-size:"131072"`
+	KzgCommitment   []byte                                                                      `protobuf:"bytes,7,opt,name=kzg_commitment,json=kzgCommitment,proto3" json:"kzg_commitment,omitempty" ssz-size:"48"`
+	KzgProof        []byte                                                                      `protobuf:"bytes,8,opt,name=kzg_proof,json=kzgProof,proto3" json:"kzg_proof,omitempty" ssz-size:"48"`
+}
+
+func (x *BlobSidecar) Reset() {
+	*x = BlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobSidecar) ProtoMessage() {}
+
+func (x *BlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobSidecar.ProtoReflect.Descriptor instead.
+func (*BlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *BlobSidecar) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+func (x *BlobSidecar) GetSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BlobSidecar) GetBlockParentRoot() []byte {
+	if x != nil {
+		return x.BlockParentRoot
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetProposerIndex() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.ProposerIndex
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BlobSidecar) GetBlob() []byte {
+	if x != nil {
+		return x.Blob
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetKzgCommitment() []byte {
+	if x != nil {
+		return x.KzgCommitment
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetKzgProof() []byte {
+	if x != nil {
+		return x.KzgProof
+	}
+	return nil
+}
+
+type SignedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message   *BlobSidecar `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	Signature []byte       `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty" ssz-size:"96"`
+}
+
+func (x *SignedBlobSidecar) Reset() {
+	*x = SignedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SignedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SignedBlobSidecar) ProtoMessage() {}
+
+func (x *SignedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SignedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*SignedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *SignedBlobSidecar) GetMessage() *BlobSidecar {
+	if x != nil {
+		return x.Message
+	}
+	return nil
+}
+
+func (x *SignedBlobSidecar) GetSignature() []byte {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type BlobIdentifier struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot []byte `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index     uint64 `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+}
+
+func (x *BlobIdentifier) Reset() {
+	*x = BlobIdentifier{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobIdentifier) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobIdentifier) ProtoMessage() {}
+
+func (x *BlobIdentifier) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobIdentifier.ProtoReflect.Descriptor instead.
+func (*BlobIdentifier) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *BlobIdentifier) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlobIdentifier) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+type SignedBlindedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message   *BlindedBlobSidecar `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	Signature []byte              `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty" ssz-size:"96"`
+}
+
+func (x *SignedBlindedBlobSidecar) Reset() {
+	*x = SignedBlindedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SignedBlindedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SignedBlindedBlobSidecar) ProtoMessage() {}
+
+func (x *SignedBlindedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[4]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SignedBlindedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*SignedBlindedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *SignedBlindedBlobSidecar) GetMessage() *BlindedBlobSidecar {
+	if x != nil {
+		return x.Message
+	}
+	return nil
+}
+
+func (x *SignedBlindedBlobSidecar) GetSignature() []byte {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type BlindedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot       []byte                                                                      `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index           uint64                                                                      `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+	Slot            github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot           `protobuf:"varint,3,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	BlockParentRoot []byte                                                                      `protobuf:"bytes,4,opt,name=block_parent_root,json=blockParentRoot,proto3" json:"block_parent_root,omitempty" ssz-size:"32"`
+	ProposerIndex   github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex `protobuf:"varint,5,opt,name=proposer_index,json=proposerIndex,proto3" json:"proposer_index,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"`
+	BlobRoot        []byte                                                                      `protobuf:"bytes,6,opt,name=blob_root,json=blobRoot,proto3" json:"blob_root,omitempty" ssz-size:"32"`
+	KzgCommitment   []byte                                                                      `protobuf:"bytes,7,opt,name=kzg_commitment,json=kzgCommitment,proto3" json:"kzg_commitment,omitempty" ssz-size:"48"`
+	KzgProof        []byte                                                                      `protobuf:"bytes,8,opt,name=kzg_proof,json=kzgProof,proto3" json:"kzg_proof,omitempty" ssz-size:"48"`
+}
+
+func (x *BlindedBlobSidecar) Reset() {
+	*x = BlindedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_eth_v2_blobs_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlindedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlindedBlobSidecar) ProtoMessage() {}
+
+func (x *BlindedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_eth_v2_blobs_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlindedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*BlindedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_eth_v2_blobs_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *BlindedBlobSidecar) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+func (x *BlindedBlobSidecar) GetSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BlindedBlobSidecar) GetBlockParentRoot() []byte {
+	if x != nil {
+		return x.BlockParentRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetProposerIndex() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.ProposerIndex
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BlindedBlobSidecar) GetBlobRoot() []byte {
+	if x != nil {
+		return x.BlobRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetKzgCommitment() []byte {
+	if x != nil {
+		return x.KzgCommitment
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetKzgProof() []byte {
+	if x != nil {
+		return x.KzgProof
+	}
+	return nil
+}
+
+var File_proto_eth_v2_blobs_proto protoreflect.FileDescriptor
+
+var file_proto_eth_v2_blobs_proto_rawDesc = []byte{
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+	0x52, 0x6f, 0x6f, 0x74, 0x12, 0x2d, 0x0a, 0x0e, 0x6b, 0x7a, 0x67, 0x5f, 0x63, 0x6f, 0x6d, 0x6d,
+	0x69, 0x74, 0x6d, 0x65, 0x6e, 0x74, 0x18, 0x07, 0x20, 0x01, 0x28, 0x0c, 0x42, 0x06, 0x8a, 0xb5,
+	0x18, 0x02, 0x34, 0x38, 0x52, 0x0d, 0x6b, 0x7a, 0x67, 0x43, 0x6f, 0x6d, 0x6d, 0x69, 0x74, 0x6d,
+	0x65, 0x6e, 0x74, 0x12, 0x23, 0x0a, 0x09, 0x6b, 0x7a, 0x67, 0x5f, 0x70, 0x72, 0x6f, 0x6f, 0x66,
+	0x18, 0x08, 0x20, 0x01, 0x28, 0x0c, 0x42, 0x06, 0x8a, 0xb5, 0x18, 0x02, 0x34, 0x38, 0x52, 0x08,
+	0x6b, 0x7a, 0x67, 0x50, 0x72, 0x6f, 0x6f, 0x66, 0x42, 0x7b, 0x0a, 0x13, 0x6f, 0x72, 0x67, 0x2e,
+	0x65, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x65, 0x74, 0x68, 0x2e, 0x76, 0x32, 0x42,
+	0x0a, 0x42, 0x6c, 0x6f, 0x62, 0x73, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x32, 0x67,
+	0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x61,
+	0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76, 0x34,
+	0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x65, 0x74, 0x68, 0x2f, 0x76, 0x32, 0x3b, 0x65, 0x74,
+	0x68, 0xaa, 0x02, 0x0f, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x45, 0x74, 0x68,
+	0x2e, 0x56, 0x32, 0xca, 0x02, 0x0f, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x5c, 0x45,
+	0x74, 0x68, 0x5c, 0x76, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_proto_eth_v2_blobs_proto_rawDescOnce sync.Once
+	file_proto_eth_v2_blobs_proto_rawDescData = file_proto_eth_v2_blobs_proto_rawDesc
+)
+
+func file_proto_eth_v2_blobs_proto_rawDescGZIP() []byte {
+	file_proto_eth_v2_blobs_proto_rawDescOnce.Do(func() {
+		file_proto_eth_v2_blobs_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_eth_v2_blobs_proto_rawDescData)
+	})
+	return file_proto_eth_v2_blobs_proto_rawDescData
+}
+
+var file_proto_eth_v2_blobs_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
+var file_proto_eth_v2_blobs_proto_goTypes = []interface{}{
+	(*BlobSidecars)(nil),             // 0: ethereum.eth.v2.BlobSidecars
+	(*BlobSidecar)(nil),              // 1: ethereum.eth.v2.BlobSidecar
+	(*SignedBlobSidecar)(nil),        // 2: ethereum.eth.v2.SignedBlobSidecar
+	(*BlobIdentifier)(nil),           // 3: ethereum.eth.v2.BlobIdentifier
+	(*SignedBlindedBlobSidecar)(nil), // 4: ethereum.eth.v2.SignedBlindedBlobSidecar
+	(*BlindedBlobSidecar)(nil),       // 5: ethereum.eth.v2.BlindedBlobSidecar
+}
+var file_proto_eth_v2_blobs_proto_depIdxs = []int32{
+	1, // 0: ethereum.eth.v2.BlobSidecars.sidecars:type_name -> ethereum.eth.v2.BlobSidecar
+	1, // 1: ethereum.eth.v2.SignedBlobSidecar.message:type_name -> ethereum.eth.v2.BlobSidecar
+	5, // 2: ethereum.eth.v2.SignedBlindedBlobSidecar.message:type_name -> ethereum.eth.v2.BlindedBlobSidecar
+	3, // [3:3] is the sub-list for method output_type
+	3, // [3:3] is the sub-list for method input_type
+	3, // [3:3] is the sub-list for extension type_name
+	3, // [3:3] is the sub-list for extension extendee
+	0, // [0:3] is the sub-list for field type_name
+}
+
+func init() { file_proto_eth_v2_blobs_proto_init() }
+func file_proto_eth_v2_blobs_proto_init() {
+	if File_proto_eth_v2_blobs_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_proto_eth_v2_blobs_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobSidecars); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_eth_v2_blobs_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_eth_v2_blobs_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SignedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_eth_v2_blobs_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobIdentifier); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_eth_v2_blobs_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SignedBlindedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_eth_v2_blobs_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlindedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_proto_eth_v2_blobs_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   6,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_proto_eth_v2_blobs_proto_goTypes,
+		DependencyIndexes: file_proto_eth_v2_blobs_proto_depIdxs,
+		MessageInfos:      file_proto_eth_v2_blobs_proto_msgTypes,
+	}.Build()
+	File_proto_eth_v2_blobs_proto = out.File
+	file_proto_eth_v2_blobs_proto_rawDesc = nil
+	file_proto_eth_v2_blobs_proto_goTypes = nil
+	file_proto_eth_v2_blobs_proto_depIdxs = nil
+}

proto/eth/v2/blobs.pb.gw.go

@@ -0,0 +1,4 @@
+//go:build ignore
+// +build ignore
+
+package ignore

proto/eth/v2/blobs.proto

@@ -0,0 +1,66 @@
+// Copyright 2023 Prysmatic Labs.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+syntax = "proto3";
+
+package ethereum.eth.v2;
+
+import "proto/eth/ext/options.proto";
+
+option csharp_namespace = "Ethereum.Eth.V2";
+option go_package = "github.com/prysmaticlabs/prysm/v4/proto/eth/v2;eth";
+option java_multiple_files = true;
+option java_outer_classname = "BlobsProto";
+option java_package = "org.ethereum.eth.v2";
+option php_namespace = "Ethereum\\Eth\\v2";
+
+message BlobSidecars {
+    repeated BlobSidecar sidecars = 1 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BlobSidecar {
+        bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 index = 2;
+        uint64 slot = 3 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+        bytes block_parent_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 proposer_index = 5 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+        bytes blob = 6 [(ethereum.eth.ext.ssz_size) = "blob.size"];
+        bytes kzg_commitment = 7 [(ethereum.eth.ext.ssz_size) = "48"];
+        bytes kzg_proof = 8 [(ethereum.eth.ext.ssz_size) = "48"];
+}
+
+message SignedBlobSidecar {
+        BlobSidecar message = 1;
+        bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BlobIdentifier {
+        bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 index = 2;
+}
+
+message SignedBlindedBlobSidecar {
+  BlindedBlobSidecar message = 1;
+  bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BlindedBlobSidecar {
+  bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 index = 2;
+  uint64 slot = 3 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+  bytes block_parent_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 proposer_index = 5 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+  bytes blob_root = 6 [(ethereum.eth.ext.ssz_size) = "32"];
+  bytes kzg_commitment = 7 [(ethereum.eth.ext.ssz_size) = "48"];
+  bytes kzg_proof = 8 [(ethereum.eth.ext.ssz_size) = "48"];
+}

proto/eth/v2/version.pb.go

@@ -28,6 +28,7 @@ const (
 	Version_ALTAIR    Version = 1
 	Version_BELLATRIX Version = 2
 	Version_CAPELLA   Version = 3
+	Version_DENEB     Version = 4
 )
 
 // Enum value maps for Version.
@@ -37,12 +38,14 @@ var (
 		1: "ALTAIR",
 		2: "BELLATRIX",
 		3: "CAPELLA",
+		4: "DENEB",
 	}
 	Version_value = map[string]int32{
 		"PHASE0":    0,
 		"ALTAIR":    1,
 		"BELLATRIX": 2,
 		"CAPELLA":   3,
+		"DENEB":     4,
 	}
 )
 
@@ -78,20 +81,20 @@ var File_proto_eth_v2_version_proto protoreflect.FileDescriptor
 var file_proto_eth_v2_version_proto_rawDesc = []byte{
 	0x0a, 0x1a, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x65, 0x74, 0x68, 0x2f, 0x76, 0x32, 0x2f, 0x76,
 	0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0f, 0x65, 0x74,
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+	0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x65, 0x74, 0x68, 0x2e, 0x76, 0x32, 0x2a, 0x48, 0x0a,
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-	0x74, 0x6f, 0x33,
+	0x0b, 0x0a, 0x07, 0x43, 0x41, 0x50, 0x45, 0x4c, 0x4c, 0x41, 0x10, 0x03, 0x12, 0x09, 0x0a, 0x05,
+	0x44, 0x45, 0x4e, 0x45, 0x42, 0x10, 0x04, 0x42, 0x7d, 0x0a, 0x13, 0x6f, 0x72, 0x67, 0x2e, 0x65,
+	0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x65, 0x74, 0x68, 0x2e, 0x76, 0x32, 0x42, 0x0c,
+	0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x32,
+	0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d,
+	0x61, 0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76,
+	0x34, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x65, 0x74, 0x68, 0x2f, 0x76, 0x32, 0x3b, 0x65,
+	0x74, 0x68, 0xaa, 0x02, 0x0f, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x45, 0x74,
+	0x68, 0x2e, 0x56, 0x32, 0xca, 0x02, 0x0f, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x5c,
+	0x45, 0x74, 0x68, 0x5c, 0x76, 0x32, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (

proto/eth/v2/version.proto

@@ -28,4 +28,5 @@ enum Version {
   ALTAIR = 1;
   BELLATRIX = 2;
   CAPELLA = 3;
+  DENEB = 4;
 }

proto/migration/BUILD.bazel

@@ -6,6 +6,7 @@ go_library(
         "enums.go",
         "v1alpha1_to_v1.go",
         "v1alpha1_to_v2.go",
+        "v2_to_v1alpha1.go",
     ],
     importpath = "github.com/prysmaticlabs/prysm/v4/proto/migration",
     visibility = ["//visibility:public"],
@@ -30,6 +31,7 @@ go_test(
         "enums_test.go",
         "v1alpha1_to_v1_test.go",
         "v1alpha1_to_v2_test.go",
+        "v2_to_v1alpha1_test.go",
     ],
     embed = [":go_default_library"],
     deps = [

proto/migration/v1alpha1_to_v2.go

@@ -26,69 +26,17 @@ func V1Alpha1BeaconBlockAltairToV2(v1alpha1Block *ethpbalpha.BeaconBlockAltair)
 	return v2Block, nil
 }
 
-// AltairToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockAltair proto to a v1alpha1 proto.
-func AltairToV1Alpha1SignedBlock(altairBlk *ethpbv2.SignedBeaconBlockAltair) (*ethpbalpha.SignedBeaconBlockAltair, error) {
-	marshaledBlk, err := proto.Marshal(altairBlk)
+// V1Alpha1BeaconBlockAltairToV2Signed converts a v1alpha1 Altair signed beacon block to a v2 Altair block.
+func V1Alpha1BeaconBlockAltairToV2Signed(v1alpha1Block *ethpbalpha.SignedBeaconBlockAltair) (*ethpbv2.SignedBeaconBlockAltair, error) {
+	marshaledBlk, err := proto.Marshal(v1alpha1Block)
 	if err != nil {
 		return nil, errors.Wrap(err, "could not marshal block")
 	}
-	v1alpha1Block := &ethpbalpha.SignedBeaconBlockAltair{}
-	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+	v2Block := &ethpbv2.SignedBeaconBlockAltair{}
+	if err := proto.Unmarshal(marshaledBlk, v2Block); err != nil {
 		return nil, errors.Wrap(err, "could not unmarshal block")
 	}
-	return v1alpha1Block, nil
-}
-
-// BellatrixToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockBellatrix proto to a v1alpha1 proto.
-func BellatrixToV1Alpha1SignedBlock(bellatrixBlk *ethpbv2.SignedBeaconBlockBellatrix) (*ethpbalpha.SignedBeaconBlockBellatrix, error) {
-	marshaledBlk, err := proto.Marshal(bellatrixBlk)
-	if err != nil {
-		return nil, errors.Wrap(err, "could not marshal block")
-	}
-	v1alpha1Block := &ethpbalpha.SignedBeaconBlockBellatrix{}
-	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
-		return nil, errors.Wrap(err, "could not unmarshal block")
-	}
-	return v1alpha1Block, nil
-}
-
-// CapellaToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockCapella proto to a v1alpha1 proto.
-func CapellaToV1Alpha1SignedBlock(capellaBlk *ethpbv2.SignedBeaconBlockCapella) (*ethpbalpha.SignedBeaconBlockCapella, error) {
-	marshaledBlk, err := proto.Marshal(capellaBlk)
-	if err != nil {
-		return nil, errors.Wrap(err, "could not marshal block")
-	}
-	v1alpha1Block := &ethpbalpha.SignedBeaconBlockCapella{}
-	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
-		return nil, errors.Wrap(err, "could not unmarshal block")
-	}
-	return v1alpha1Block, nil
-}
-
-// BlindedBellatrixToV1Alpha1SignedBlock converts a v2 SignedBlindedBeaconBlockBellatrix proto to a v1alpha1 proto.
-func BlindedBellatrixToV1Alpha1SignedBlock(bellatrixBlk *ethpbv2.SignedBlindedBeaconBlockBellatrix) (*ethpbalpha.SignedBlindedBeaconBlockBellatrix, error) {
-	marshaledBlk, err := proto.Marshal(bellatrixBlk)
-	if err != nil {
-		return nil, errors.Wrap(err, "could not marshal block")
-	}
-	v1alpha1Block := &ethpbalpha.SignedBlindedBeaconBlockBellatrix{}
-	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
-		return nil, errors.Wrap(err, "could not unmarshal block")
-	}
-	return v1alpha1Block, nil
-}
-
-// BlindedCapellaToV1Alpha1SignedBlock converts a v2 SignedBlindedBeaconBlockCapella proto to a v1alpha1 proto.
-func BlindedCapellaToV1Alpha1SignedBlock(capellaBlk *ethpbv2.SignedBlindedBeaconBlockCapella) (*ethpbalpha.SignedBlindedBeaconBlockCapella, error) {
-	marshaledBlk, err := proto.Marshal(capellaBlk)
-	if err != nil {
-		return nil, errors.Wrap(err, "could not marshal block")
-	}
-	v1alpha1Block := &ethpbalpha.SignedBlindedBeaconBlockCapella{}
-	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
-		return nil, errors.Wrap(err, "could not unmarshal block")
-	}
-	return v1alpha1Block, nil
+	return v2Block, nil
 }
 
 // V1Alpha1BeaconBlockBellatrixToV2 converts a v1alpha1 Bellatrix beacon block to a v2
@@ -119,6 +67,138 @@ func V1Alpha1BeaconBlockCapellaToV2(v1alpha1Block *ethpbalpha.BeaconBlockCapella
 	return v2Block, nil
 }
 
+// V1Alpha1BeaconBlockDenebToV2 converts a v1alpha1 Deneb beacon block to a v2
+// Deneb block.
+func V1Alpha1BeaconBlockDenebToV2(v1alpha1Block *ethpbalpha.BeaconBlockDeneb) (*ethpbv2.BeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(v1alpha1Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v2Block := &ethpbv2.BeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v2Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v2Block, nil
+}
+
+// V1Alpha1SignedBeaconBlockDenebToV2 converts a v1alpha1 signed Deneb beacon block to a v2
+// Deneb block.
+func V1Alpha1SignedBeaconBlockDenebToV2(v1alpha1Block *ethpbalpha.SignedBeaconBlockDeneb) (*ethpbv2.SignedBeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(v1alpha1Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v2Block := &ethpbv2.SignedBeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v2Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v2Block, nil
+}
+
+// V1Alpha1BlobSidecarsToV2 converts an array of v1alpha1 blinded blob sidecars to its v2 equivalent.
+func V1Alpha1BlobSidecarsToV2(v1alpha1Blobs []*ethpbalpha.BlobSidecar) ([]*ethpbv2.BlobSidecar, error) {
+	v2Blobs := make([]*ethpbv2.BlobSidecar, len(v1alpha1Blobs))
+	for index, v1Blob := range v1alpha1Blobs {
+		marshaledBlob, err := proto.Marshal(v1Blob)
+		if err != nil {
+			return nil, errors.Wrap(err, "could not marshal blob sidecar")
+		}
+		v2Blob := &ethpbv2.BlobSidecar{}
+		if err := proto.Unmarshal(marshaledBlob, v2Blob); err != nil {
+			return nil, errors.Wrap(err, "could not unmarshal blob sidecar")
+		}
+		v2Blobs[index] = v2Blob
+	}
+	return v2Blobs, nil
+}
+
+// V1Alpha1BlindedBlobSidecarsToV2 converts an array of v1alpha1 blinded blob sidecars to its v2 equivalent.
+func V1Alpha1BlindedBlobSidecarsToV2(v1alpha1Blobs []*ethpbalpha.BlindedBlobSidecar) ([]*ethpbv2.BlindedBlobSidecar, error) {
+	v2Blobs := make([]*ethpbv2.BlindedBlobSidecar, len(v1alpha1Blobs))
+	for index, v1Blob := range v1alpha1Blobs {
+		marshaledBlob, err := proto.Marshal(v1Blob)
+		if err != nil {
+			return nil, errors.Wrap(err, "could not marshal blob sidecar")
+		}
+		v2Blob := &ethpbv2.BlindedBlobSidecar{}
+		if err := proto.Unmarshal(marshaledBlob, v2Blob); err != nil {
+			return nil, errors.Wrap(err, "could not unmarshal blob sidecar")
+		}
+		v2Blobs[index] = v2Blob
+	}
+	return v2Blobs, nil
+}
+
+// V1Alpha1SignedBlindedBlobSidecarsToV2 converts an array of v1alpha1 objects to its v2 SignedBlindedBlobSidecar equivalent.
+func V1Alpha1SignedBlindedBlobSidecarsToV2(sidecars []*ethpbalpha.SignedBlindedBlobSidecar) []*ethpbv2.SignedBlindedBlobSidecar {
+	result := make([]*ethpbv2.SignedBlindedBlobSidecar, len(sidecars))
+	for i, sc := range sidecars {
+		result[i] = &ethpbv2.SignedBlindedBlobSidecar{
+			Message: &ethpbv2.BlindedBlobSidecar{
+				BlockRoot:       bytesutil.SafeCopyBytes(sc.Message.BlockRoot),
+				Index:           sc.Message.Index,
+				Slot:            sc.Message.Slot,
+				BlockParentRoot: bytesutil.SafeCopyBytes(sc.Message.BlockParentRoot),
+				ProposerIndex:   sc.Message.ProposerIndex,
+				BlobRoot:        bytesutil.SafeCopyBytes(sc.Message.BlobRoot),
+				KzgCommitment:   bytesutil.SafeCopyBytes(sc.Message.KzgCommitment),
+				KzgProof:        bytesutil.SafeCopyBytes(sc.Message.KzgProof),
+			},
+			Signature: bytesutil.SafeCopyBytes(sc.Signature),
+		}
+	}
+	return result
+}
+
+// V1Alpha1SignedBlobsToV2 converts an array of v1alpha1 objects to its v2 SignedBlobSidecar equivalent.
+func V1Alpha1SignedBlobsToV2(sidecars []*ethpbalpha.SignedBlobSidecar) []*ethpbv2.SignedBlobSidecar {
+	result := make([]*ethpbv2.SignedBlobSidecar, len(sidecars))
+	for i, sc := range sidecars {
+		result[i] = &ethpbv2.SignedBlobSidecar{
+			Message: &ethpbv2.BlobSidecar{
+				BlockRoot:       bytesutil.SafeCopyBytes(sc.Message.BlockRoot),
+				Index:           sc.Message.Index,
+				Slot:            sc.Message.Slot,
+				BlockParentRoot: bytesutil.SafeCopyBytes(sc.Message.BlockParentRoot),
+				ProposerIndex:   sc.Message.ProposerIndex,
+				Blob:            bytesutil.SafeCopyBytes(sc.Message.Blob),
+				KzgCommitment:   bytesutil.SafeCopyBytes(sc.Message.KzgCommitment),
+				KzgProof:        bytesutil.SafeCopyBytes(sc.Message.KzgProof),
+			},
+			Signature: bytesutil.SafeCopyBytes(sc.Signature),
+		}
+	}
+	return result
+}
+
+// V1Alpha1BeaconBlockDenebAndBlobsToV2 converts a v1alpha1 Deneb beacon block and blobs to a v2
+// Deneb block.
+func V1Alpha1BeaconBlockDenebAndBlobsToV2(v1alpha1Block *ethpbalpha.BeaconBlockAndBlobsDeneb) (*ethpbv2.BeaconBlockContentsDeneb, error) {
+	v2Block, err := V1Alpha1BeaconBlockDenebToV2(v1alpha1Block.Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	v2Blobs, err := V1Alpha1BlobSidecarsToV2(v1alpha1Block.Blobs)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert blobs")
+	}
+	return &ethpbv2.BeaconBlockContentsDeneb{Block: v2Block, BlobSidecars: v2Blobs}, nil
+}
+
+// V1Alpha1SignedBeaconBlockDenebAndBlobsToV2 converts a signed v1alpha1 Deneb beacon block and blobs to a v2
+// Deneb block.
+func V1Alpha1SignedBeaconBlockDenebAndBlobsToV2(v1alpha1Block *ethpbalpha.SignedBeaconBlockAndBlobsDeneb) (*ethpbv2.SignedBeaconBlockContentsDeneb, error) {
+	v2Block, err := V1Alpha1SignedBeaconBlockDenebToV2(v1alpha1Block.Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	v2Blobs := V1Alpha1SignedBlobsToV2(v1alpha1Block.Blobs)
+	return &ethpbv2.SignedBeaconBlockContentsDeneb{
+		SignedBlock:        v2Block,
+		SignedBlobSidecars: v2Blobs,
+	}, nil
+}
+
 // V1Alpha1BeaconBlockBlindedBellatrixToV2Blinded converts a v1alpha1 Blinded Bellatrix beacon block to a v2 Blinded Bellatrix block.
 func V1Alpha1BeaconBlockBlindedBellatrixToV2Blinded(v1alpha1Block *ethpbalpha.BlindedBeaconBlockBellatrix) (*ethpbv2.BlindedBeaconBlockBellatrix, error) {
 	marshaledBlk, err := proto.Marshal(v1alpha1Block)
@@ -145,6 +225,62 @@ func V1Alpha1BeaconBlockBlindedCapellaToV2Blinded(v1alpha1Block *ethpbalpha.Blin
 	return v2Block, nil
 }
 
+// V1Alpha1BeaconBlockBlindedDenebToV2Blinded converts a v1alpha1 Blinded Deneb beacon block to a v2 Blinded Deneb block.
+func V1Alpha1BeaconBlockBlindedDenebToV2Blinded(v1alpha1Block *ethpbalpha.BlindedBeaconBlockDeneb) (*ethpbv2.BlindedBeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(v1alpha1Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v2Block := &ethpbv2.BlindedBeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v2Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v2Block, nil
+}
+
+// V1Alpha1SignedBeaconBlockBlindedDenebToV2Blinded converts a v1alpha1 Signed Blinded Deneb beacon block to a v2 Blinded Deneb block.
+func V1Alpha1SignedBeaconBlockBlindedDenebToV2Blinded(v1alpha1Block *ethpbalpha.SignedBlindedBeaconBlockDeneb) (*ethpbv2.SignedBlindedBeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(v1alpha1Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v2Block := &ethpbv2.SignedBlindedBeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v2Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v2Block, nil
+}
+
+// V1Alpha1BlindedBlockAndBlobsDenebToV2Blinded converts a v1alpha1 Deneb blinded beacon block and blobs to v2 blinded block contents.
+func V1Alpha1BlindedBlockAndBlobsDenebToV2Blinded(
+	v1Alpha1BlkAndBlobs *ethpbalpha.BlindedBeaconBlockAndBlobsDeneb,
+) (*ethpbv2.BlindedBeaconBlockContentsDeneb, error) {
+	v2Block, err := V1Alpha1BeaconBlockBlindedDenebToV2Blinded(v1Alpha1BlkAndBlobs.Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	v2Blobs, err := V1Alpha1BlindedBlobSidecarsToV2(v1Alpha1BlkAndBlobs.Blobs)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert blobs")
+	}
+	return &ethpbv2.BlindedBeaconBlockContentsDeneb{BlindedBlock: v2Block, BlindedBlobSidecars: v2Blobs}, nil
+}
+
+// V1Alpha1SignedBlindedBlockAndBlobsDenebToV2Blinded converts a v1alpha1 signed Deneb blinded beacon block and blobs to v2 blinded block contents.
+func V1Alpha1SignedBlindedBlockAndBlobsDenebToV2Blinded(
+	v1Alpha1BlkAndBlobs *ethpbalpha.SignedBlindedBeaconBlockAndBlobsDeneb,
+) (*ethpbv2.SignedBlindedBeaconBlockContentsDeneb, error) {
+	v2Block, err := V1Alpha1SignedBeaconBlockBlindedDenebToV2Blinded(v1Alpha1BlkAndBlobs.Block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	v2Blobs := V1Alpha1SignedBlindedBlobSidecarsToV2(v1Alpha1BlkAndBlobs.Blobs)
+	return &ethpbv2.SignedBlindedBeaconBlockContentsDeneb{
+		SignedBlindedBlock:        v2Block,
+		SignedBlindedBlobSidecars: v2Blobs,
+	}, nil
+}
+
 // V1Alpha1BeaconBlockBellatrixToV2Blinded converts a v1alpha1 Bellatrix beacon block to a v2
 // blinded Bellatrix block.
 func V1Alpha1BeaconBlockBellatrixToV2Blinded(v1alpha1Block *ethpbalpha.BeaconBlockBellatrix) (*ethpbv2.BlindedBeaconBlockBellatrix, error) {
@@ -935,6 +1071,174 @@ func BeaconStateCapellaToProto(st state.BeaconState) (*ethpbv2.BeaconStateCapell
 	return result, nil
 }
 
+// BeaconStateDenebToProto converts a state.BeaconState object to its protobuf equivalent.
+func BeaconStateDenebToProto(st state.BeaconState) (*ethpbv2.BeaconStateDeneb, error) {
+	sourceFork := st.Fork()
+	sourceLatestBlockHeader := st.LatestBlockHeader()
+	sourceEth1Data := st.Eth1Data()
+	sourceEth1DataVotes := st.Eth1DataVotes()
+	sourceValidators := st.Validators()
+	sourceJustificationBits := st.JustificationBits()
+	sourcePrevJustifiedCheckpoint := st.PreviousJustifiedCheckpoint()
+	sourceCurrJustifiedCheckpoint := st.CurrentJustifiedCheckpoint()
+	sourceFinalizedCheckpoint := st.FinalizedCheckpoint()
+
+	resultEth1DataVotes := make([]*ethpbv1.Eth1Data, len(sourceEth1DataVotes))
+	for i, vote := range sourceEth1DataVotes {
+		resultEth1DataVotes[i] = &ethpbv1.Eth1Data{
+			DepositRoot:  bytesutil.SafeCopyBytes(vote.DepositRoot),
+			DepositCount: vote.DepositCount,
+			BlockHash:    bytesutil.SafeCopyBytes(vote.BlockHash),
+		}
+	}
+	resultValidators := make([]*ethpbv1.Validator, len(sourceValidators))
+	for i, validator := range sourceValidators {
+		resultValidators[i] = &ethpbv1.Validator{
+			Pubkey:                     bytesutil.SafeCopyBytes(validator.PublicKey),
+			WithdrawalCredentials:      bytesutil.SafeCopyBytes(validator.WithdrawalCredentials),
+			EffectiveBalance:           validator.EffectiveBalance,
+			Slashed:                    validator.Slashed,
+			ActivationEligibilityEpoch: validator.ActivationEligibilityEpoch,
+			ActivationEpoch:            validator.ActivationEpoch,
+			ExitEpoch:                  validator.ExitEpoch,
+			WithdrawableEpoch:          validator.WithdrawableEpoch,
+		}
+	}
+
+	sourcePrevEpochParticipation, err := st.PreviousEpochParticipation()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get previous epoch participation")
+	}
+	sourceCurrEpochParticipation, err := st.CurrentEpochParticipation()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get current epoch participation")
+	}
+	sourceInactivityScores, err := st.InactivityScores()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get inactivity scores")
+	}
+	sourceCurrSyncCommittee, err := st.CurrentSyncCommittee()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get current sync committee")
+	}
+	sourceNextSyncCommittee, err := st.NextSyncCommittee()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get next sync committee")
+	}
+	executionPayloadHeaderInterface, err := st.LatestExecutionPayloadHeader()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get latest execution payload header")
+	}
+	sourceLatestExecutionPayloadHeader, ok := executionPayloadHeaderInterface.Proto().(*enginev1.ExecutionPayloadHeaderDeneb)
+	if !ok {
+		return nil, errors.New("execution payload header has incorrect type")
+	}
+	sourceNextWithdrawalIndex, err := st.NextWithdrawalIndex()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get next withdrawal index")
+	}
+	sourceNextWithdrawalValIndex, err := st.NextWithdrawalValidatorIndex()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get next withdrawal validator index")
+	}
+	summaries, err := st.HistoricalSummaries()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get historical summaries")
+	}
+	sourceHistoricalSummaries := make([]*ethpbv2.HistoricalSummary, len(summaries))
+	for i, summary := range summaries {
+		sourceHistoricalSummaries[i] = &ethpbv2.HistoricalSummary{
+			BlockSummaryRoot: summary.BlockSummaryRoot,
+			StateSummaryRoot: summary.StateSummaryRoot,
+		}
+	}
+
+	hr, err := st.HistoricalRoots()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get historical roots")
+	}
+
+	result := &ethpbv2.BeaconStateDeneb{
+		GenesisTime:           st.GenesisTime(),
+		GenesisValidatorsRoot: bytesutil.SafeCopyBytes(st.GenesisValidatorsRoot()),
+		Slot:                  st.Slot(),
+		Fork: &ethpbv1.Fork{
+			PreviousVersion: bytesutil.SafeCopyBytes(sourceFork.PreviousVersion),
+			CurrentVersion:  bytesutil.SafeCopyBytes(sourceFork.CurrentVersion),
+			Epoch:           sourceFork.Epoch,
+		},
+		LatestBlockHeader: &ethpbv1.BeaconBlockHeader{
+			Slot:          sourceLatestBlockHeader.Slot,
+			ProposerIndex: sourceLatestBlockHeader.ProposerIndex,
+			ParentRoot:    bytesutil.SafeCopyBytes(sourceLatestBlockHeader.ParentRoot),
+			StateRoot:     bytesutil.SafeCopyBytes(sourceLatestBlockHeader.StateRoot),
+			BodyRoot:      bytesutil.SafeCopyBytes(sourceLatestBlockHeader.BodyRoot),
+		},
+		BlockRoots:      bytesutil.SafeCopy2dBytes(st.BlockRoots()),
+		StateRoots:      bytesutil.SafeCopy2dBytes(st.StateRoots()),
+		HistoricalRoots: bytesutil.SafeCopy2dBytes(hr),
+		Eth1Data: &ethpbv1.Eth1Data{
+			DepositRoot:  bytesutil.SafeCopyBytes(sourceEth1Data.DepositRoot),
+			DepositCount: sourceEth1Data.DepositCount,
+			BlockHash:    bytesutil.SafeCopyBytes(sourceEth1Data.BlockHash),
+		},
+		Eth1DataVotes:              resultEth1DataVotes,
+		Eth1DepositIndex:           st.Eth1DepositIndex(),
+		Validators:                 resultValidators,
+		Balances:                   st.Balances(),
+		RandaoMixes:                bytesutil.SafeCopy2dBytes(st.RandaoMixes()),
+		Slashings:                  st.Slashings(),
+		PreviousEpochParticipation: bytesutil.SafeCopyBytes(sourcePrevEpochParticipation),
+		CurrentEpochParticipation:  bytesutil.SafeCopyBytes(sourceCurrEpochParticipation),
+		JustificationBits:          bytesutil.SafeCopyBytes(sourceJustificationBits),
+		PreviousJustifiedCheckpoint: &ethpbv1.Checkpoint{
+			Epoch: sourcePrevJustifiedCheckpoint.Epoch,
+			Root:  bytesutil.SafeCopyBytes(sourcePrevJustifiedCheckpoint.Root),
+		},
+		CurrentJustifiedCheckpoint: &ethpbv1.Checkpoint{
+			Epoch: sourceCurrJustifiedCheckpoint.Epoch,
+			Root:  bytesutil.SafeCopyBytes(sourceCurrJustifiedCheckpoint.Root),
+		},
+		FinalizedCheckpoint: &ethpbv1.Checkpoint{
+			Epoch: sourceFinalizedCheckpoint.Epoch,
+			Root:  bytesutil.SafeCopyBytes(sourceFinalizedCheckpoint.Root),
+		},
+		InactivityScores: sourceInactivityScores,
+		CurrentSyncCommittee: &ethpbv2.SyncCommittee{
+			Pubkeys:         bytesutil.SafeCopy2dBytes(sourceCurrSyncCommittee.Pubkeys),
+			AggregatePubkey: bytesutil.SafeCopyBytes(sourceCurrSyncCommittee.AggregatePubkey),
+		},
+		NextSyncCommittee: &ethpbv2.SyncCommittee{
+			Pubkeys:         bytesutil.SafeCopy2dBytes(sourceNextSyncCommittee.Pubkeys),
+			AggregatePubkey: bytesutil.SafeCopyBytes(sourceNextSyncCommittee.AggregatePubkey),
+		},
+		LatestExecutionPayloadHeader: &enginev1.ExecutionPayloadHeaderDeneb{
+			ParentHash:       bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.ParentHash),
+			FeeRecipient:     bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.FeeRecipient),
+			StateRoot:        bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.StateRoot),
+			ReceiptsRoot:     bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.ReceiptsRoot),
+			LogsBloom:        bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.LogsBloom),
+			PrevRandao:       bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.PrevRandao),
+			BlockNumber:      sourceLatestExecutionPayloadHeader.BlockNumber,
+			GasLimit:         sourceLatestExecutionPayloadHeader.GasLimit,
+			GasUsed:          sourceLatestExecutionPayloadHeader.GasUsed,
+			Timestamp:        sourceLatestExecutionPayloadHeader.Timestamp,
+			ExtraData:        bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.ExtraData),
+			BaseFeePerGas:    bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.BaseFeePerGas),
+			BlobGasUsed:      sourceLatestExecutionPayloadHeader.BlobGasUsed,
+			ExcessBlobGas:    sourceLatestExecutionPayloadHeader.ExcessBlobGas,
+			BlockHash:        bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.BlockHash),
+			TransactionsRoot: bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.TransactionsRoot),
+			WithdrawalsRoot:  bytesutil.SafeCopyBytes(sourceLatestExecutionPayloadHeader.WithdrawalsRoot),
+		},
+		NextWithdrawalIndex:          sourceNextWithdrawalIndex,
+		NextWithdrawalValidatorIndex: sourceNextWithdrawalValIndex,
+		HistoricalSummaries:          sourceHistoricalSummaries,
+	}
+
+	return result, nil
+}
+
 // V1Alpha1SignedContributionAndProofToV2 converts a v1alpha1 SignedContributionAndProof object to its v2 equivalent.
 func V1Alpha1SignedContributionAndProofToV2(alphaContribution *ethpbalpha.SignedContributionAndProof) *ethpbv2.SignedContributionAndProof {
 	result := &ethpbv2.SignedContributionAndProof{
@@ -954,6 +1258,7 @@ func V1Alpha1SignedContributionAndProofToV2(alphaContribution *ethpbalpha.Signed
 	return result
 }
 
+// V2SignedBLSToExecutionChangeToV1Alpha1 converts a V2 SignedBLSToExecutionChange to its v1alpha1 equivalent.
 func V2SignedBLSToExecutionChangeToV1Alpha1(change *ethpbv2.SignedBLSToExecutionChange) *ethpbalpha.SignedBLSToExecutionChange {
 	return &ethpbalpha.SignedBLSToExecutionChange{
 		Message: &ethpbalpha.BLSToExecutionChange{

proto/migration/v1alpha1_to_v2_test.go

@@ -7,8 +7,6 @@ import (
 	"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
 	"github.com/prysmaticlabs/prysm/v4/encoding/bytesutil"
 	enginev1 "github.com/prysmaticlabs/prysm/v4/proto/engine/v1"
-	ethpbv1 "github.com/prysmaticlabs/prysm/v4/proto/eth/v1"
-	ethpbv2 "github.com/prysmaticlabs/prysm/v4/proto/eth/v2"
 	ethpbalpha "github.com/prysmaticlabs/prysm/v4/proto/prysm/v1alpha1"
 	"github.com/prysmaticlabs/prysm/v4/testing/assert"
 	"github.com/prysmaticlabs/prysm/v4/testing/require"
@@ -74,125 +72,6 @@ func Test_V1Alpha1BeaconBlockAltairToV2(t *testing.T) {
 	assert.DeepEqual(t, alphaRoot, v2Root)
 }
 
-func Test_AltairToV1Alpha1SignedBlock(t *testing.T) {
-	v2Block := util.HydrateV2AltairSignedBeaconBlock(&ethpbv2.SignedBeaconBlockAltair{})
-	v2Block.Message.Slot = slot
-	v2Block.Message.ProposerIndex = validatorIndex
-	v2Block.Message.ParentRoot = parentRoot
-	v2Block.Message.StateRoot = stateRoot
-	v2Block.Message.Body.RandaoReveal = randaoReveal
-	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
-		DepositRoot:  depositRoot,
-		DepositCount: depositCount,
-		BlockHash:    blockHash,
-	}
-	syncCommitteeBits := bitfield.NewBitvector512()
-	syncCommitteeBits.SetBitAt(100, true)
-	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
-		SyncCommitteeBits:      syncCommitteeBits,
-		SyncCommitteeSignature: signature,
-	}
-	v2Block.Signature = signature
-
-	alphaBlock, err := AltairToV1Alpha1SignedBlock(v2Block)
-	require.NoError(t, err)
-	alphaRoot, err := alphaBlock.HashTreeRoot()
-	require.NoError(t, err)
-	v2Root, err := v2Block.HashTreeRoot()
-	require.NoError(t, err)
-	assert.DeepEqual(t, v2Root, alphaRoot)
-}
-
-func Test_BellatrixToV1Alpha1SignedBlock(t *testing.T) {
-	v2Block := util.HydrateV2BellatrixSignedBeaconBlock(&ethpbv2.SignedBeaconBlockBellatrix{})
-	v2Block.Message.Slot = slot
-	v2Block.Message.ProposerIndex = validatorIndex
-	v2Block.Message.ParentRoot = parentRoot
-	v2Block.Message.StateRoot = stateRoot
-	v2Block.Message.Body.RandaoReveal = randaoReveal
-	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
-		DepositRoot:  depositRoot,
-		DepositCount: depositCount,
-		BlockHash:    blockHash,
-	}
-	syncCommitteeBits := bitfield.NewBitvector512()
-	syncCommitteeBits.SetBitAt(100, true)
-	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
-		SyncCommitteeBits:      syncCommitteeBits,
-		SyncCommitteeSignature: signature,
-	}
-	v2Block.Message.Body.ExecutionPayload = &enginev1.ExecutionPayload{
-		ParentHash:    parentHash,
-		FeeRecipient:  feeRecipient,
-		StateRoot:     stateRoot,
-		ReceiptsRoot:  receiptsRoot,
-		LogsBloom:     logsBloom,
-		PrevRandao:    prevRandao,
-		BlockNumber:   blockNumber,
-		GasLimit:      gasLimit,
-		GasUsed:       gasUsed,
-		Timestamp:     timestamp,
-		ExtraData:     extraData,
-		BaseFeePerGas: baseFeePerGas,
-		BlockHash:     blockHash,
-		Transactions:  [][]byte{[]byte("transaction1"), []byte("transaction2")},
-	}
-	v2Block.Signature = signature
-
-	alphaBlock, err := BellatrixToV1Alpha1SignedBlock(v2Block)
-	require.NoError(t, err)
-	alphaRoot, err := alphaBlock.HashTreeRoot()
-	require.NoError(t, err)
-	v2Root, err := v2Block.HashTreeRoot()
-	require.NoError(t, err)
-	assert.DeepEqual(t, v2Root, alphaRoot)
-}
-
-func Test_BlindedBellatrixToV1Alpha1SignedBlock(t *testing.T) {
-	v2Block := util.HydrateV2SignedBlindedBeaconBlockBellatrix(&ethpbv2.SignedBlindedBeaconBlockBellatrix{})
-	v2Block.Message.Slot = slot
-	v2Block.Message.ProposerIndex = validatorIndex
-	v2Block.Message.ParentRoot = parentRoot
-	v2Block.Message.StateRoot = stateRoot
-	v2Block.Message.Body.RandaoReveal = randaoReveal
-	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
-		DepositRoot:  depositRoot,
-		DepositCount: depositCount,
-		BlockHash:    blockHash,
-	}
-	syncCommitteeBits := bitfield.NewBitvector512()
-	syncCommitteeBits.SetBitAt(100, true)
-	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
-		SyncCommitteeBits:      syncCommitteeBits,
-		SyncCommitteeSignature: signature,
-	}
-	v2Block.Message.Body.ExecutionPayloadHeader = &enginev1.ExecutionPayloadHeader{
-		ParentHash:       parentHash,
-		FeeRecipient:     feeRecipient,
-		StateRoot:        stateRoot,
-		ReceiptsRoot:     receiptsRoot,
-		LogsBloom:        logsBloom,
-		PrevRandao:       prevRandao,
-		BlockNumber:      blockNumber,
-		GasLimit:         gasLimit,
-		GasUsed:          gasUsed,
-		Timestamp:        timestamp,
-		ExtraData:        extraData,
-		BaseFeePerGas:    baseFeePerGas,
-		BlockHash:        blockHash,
-		TransactionsRoot: transactionsRoot,
-	}
-	v2Block.Signature = signature
-
-	alphaBlock, err := BlindedBellatrixToV1Alpha1SignedBlock(v2Block)
-	require.NoError(t, err)
-	alphaRoot, err := alphaBlock.HashTreeRoot()
-	require.NoError(t, err)
-	v2Root, err := v2Block.HashTreeRoot()
-	require.NoError(t, err)
-	assert.DeepEqual(t, v2Root, alphaRoot)
-}
-
 func Test_V1Alpha1BeaconBlockBellatrixToV2(t *testing.T) {
 	alphaBlock := util.HydrateBeaconBlockBellatrix(&ethpbalpha.BeaconBlockBellatrix{})
 	alphaBlock.Slot = slot
@@ -279,6 +158,17 @@ func Test_V1Alpha1BeaconBlockCapellaToV2Blinded(t *testing.T) {
 	assert.DeepEqual(t, alphaRoot, v2Root)
 }
 
+func Test_V1Alpha1BlobSidecarsToV2(t *testing.T) {
+	sidecar := util.HydrateBlobSidecar(&ethpbalpha.BlobSidecar{})
+	blobs := []*ethpbalpha.BlobSidecar{
+		sidecar,
+	}
+	sidecars, err := V1Alpha1BlobSidecarsToV2(blobs)
+	require.NoError(t, err)
+	require.Equal(t, len(sidecars), len(blobs))
+	assert.DeepEqual(t, sidecars[0].Blob, blobs[0].Blob)
+}
+
 func TestBeaconStateAltairToProto(t *testing.T) {
 	source, err := util.NewBeaconStateAltair(util.FillRootsNaturalOptAltair, func(state *ethpbalpha.BeaconStateAltair) error {
 		state.GenesisTime = 1
@@ -803,6 +693,206 @@ func TestBeaconStateCapellaToProto(t *testing.T) {
 	assert.DeepEqual(t, bytesutil.PadTo([]byte("statesummaryroot2"), 32), result.HistoricalSummaries[1].StateSummaryRoot)
 }
 
+func TestBeaconStateDenebToProto(t *testing.T) {
+	source, err := util.NewBeaconStateDeneb(util.FillRootsNaturalOptDeneb, func(state *ethpbalpha.BeaconStateDeneb) error {
+		state.GenesisTime = 1
+		state.GenesisValidatorsRoot = bytesutil.PadTo([]byte("genesisvalidatorsroot"), 32)
+		state.Slot = 2
+		state.Fork = &ethpbalpha.Fork{
+			PreviousVersion: bytesutil.PadTo([]byte("123"), 4),
+			CurrentVersion:  bytesutil.PadTo([]byte("456"), 4),
+			Epoch:           3,
+		}
+		state.LatestBlockHeader = &ethpbalpha.BeaconBlockHeader{
+			Slot:          4,
+			ProposerIndex: 5,
+			ParentRoot:    bytesutil.PadTo([]byte("lbhparentroot"), 32),
+			StateRoot:     bytesutil.PadTo([]byte("lbhstateroot"), 32),
+			BodyRoot:      bytesutil.PadTo([]byte("lbhbodyroot"), 32),
+		}
+		state.BlockRoots = [][]byte{bytesutil.PadTo([]byte("blockroots"), 32)}
+		state.StateRoots = [][]byte{bytesutil.PadTo([]byte("stateroots"), 32)}
+		state.HistoricalRoots = [][]byte{bytesutil.PadTo([]byte("historicalroots"), 32)}
+		state.Eth1Data = &ethpbalpha.Eth1Data{
+			DepositRoot:  bytesutil.PadTo([]byte("e1ddepositroot"), 32),
+			DepositCount: 6,
+			BlockHash:    bytesutil.PadTo([]byte("e1dblockhash"), 32),
+		}
+		state.Eth1DataVotes = []*ethpbalpha.Eth1Data{{
+			DepositRoot:  bytesutil.PadTo([]byte("e1dvdepositroot"), 32),
+			DepositCount: 7,
+			BlockHash:    bytesutil.PadTo([]byte("e1dvblockhash"), 32),
+		}}
+		state.Eth1DepositIndex = 8
+		state.Validators = []*ethpbalpha.Validator{{
+			PublicKey:                  bytesutil.PadTo([]byte("publickey"), 48),
+			WithdrawalCredentials:      bytesutil.PadTo([]byte("withdrawalcredentials"), 32),
+			EffectiveBalance:           9,
+			Slashed:                    true,
+			ActivationEligibilityEpoch: 10,
+			ActivationEpoch:            11,
+			ExitEpoch:                  12,
+			WithdrawableEpoch:          13,
+		}}
+		state.Balances = []uint64{14}
+		state.RandaoMixes = [][]byte{bytesutil.PadTo([]byte("randaomixes"), 32)}
+		state.Slashings = []uint64{15}
+		state.JustificationBits = bitfield.Bitvector4{1}
+		state.PreviousJustifiedCheckpoint = &ethpbalpha.Checkpoint{
+			Epoch: 30,
+			Root:  bytesutil.PadTo([]byte("pjcroot"), 32),
+		}
+		state.CurrentJustifiedCheckpoint = &ethpbalpha.Checkpoint{
+			Epoch: 31,
+			Root:  bytesutil.PadTo([]byte("cjcroot"), 32),
+		}
+		state.FinalizedCheckpoint = &ethpbalpha.Checkpoint{
+			Epoch: 32,
+			Root:  bytesutil.PadTo([]byte("fcroot"), 32),
+		}
+		state.PreviousEpochParticipation = []byte("previousepochparticipation")
+		state.CurrentEpochParticipation = []byte("currentepochparticipation")
+		state.InactivityScores = []uint64{1, 2, 3}
+		state.CurrentSyncCommittee = &ethpbalpha.SyncCommittee{
+			Pubkeys:         [][]byte{bytesutil.PadTo([]byte("cscpubkeys"), 48)},
+			AggregatePubkey: bytesutil.PadTo([]byte("cscaggregatepubkey"), 48),
+		}
+		state.NextSyncCommittee = &ethpbalpha.SyncCommittee{
+			Pubkeys:         [][]byte{bytesutil.PadTo([]byte("nscpubkeys"), 48)},
+			AggregatePubkey: bytesutil.PadTo([]byte("nscaggregatepubkey"), 48),
+		}
+		state.LatestExecutionPayloadHeader = &enginev1.ExecutionPayloadHeaderDeneb{
+			ParentHash:       bytesutil.PadTo([]byte("parenthash"), 32),
+			FeeRecipient:     bytesutil.PadTo([]byte("feerecipient"), 20),
+			StateRoot:        bytesutil.PadTo([]byte("stateroot"), 32),
+			ReceiptsRoot:     bytesutil.PadTo([]byte("receiptroot"), 32),
+			LogsBloom:        bytesutil.PadTo([]byte("logsbloom"), 256),
+			PrevRandao:       bytesutil.PadTo([]byte("prevrandao"), 32),
+			BlockNumber:      123,
+			GasLimit:         456,
+			GasUsed:          789,
+			Timestamp:        012,
+			ExtraData:        []byte("extradata"),
+			BaseFeePerGas:    bytesutil.PadTo([]byte("basefeepergas"), 32),
+			BlockHash:        bytesutil.PadTo([]byte("blockhash"), 32),
+			TransactionsRoot: bytesutil.PadTo([]byte("transactionsroot"), 32),
+			WithdrawalsRoot:  bytesutil.PadTo([]byte("withdrawalsroot"), 32),
+			BlobGasUsed:      343,
+			ExcessBlobGas:    676,
+		}
+		state.NextWithdrawalIndex = 123
+		state.NextWithdrawalValidatorIndex = 123
+		state.HistoricalSummaries = []*ethpbalpha.HistoricalSummary{
+			{
+				BlockSummaryRoot: bytesutil.PadTo([]byte("blocksummaryroot"), 32),
+				StateSummaryRoot: bytesutil.PadTo([]byte("statesummaryroot"), 32),
+			},
+			{
+				BlockSummaryRoot: bytesutil.PadTo([]byte("blocksummaryroot2"), 32),
+				StateSummaryRoot: bytesutil.PadTo([]byte("statesummaryroot2"), 32),
+			}}
+		return nil
+	})
+	require.NoError(t, err)
+
+	result, err := BeaconStateDenebToProto(source)
+	require.NoError(t, err)
+	require.NotNil(t, result)
+	assert.Equal(t, uint64(1), result.GenesisTime)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("genesisvalidatorsroot"), 32), result.GenesisValidatorsRoot)
+	assert.Equal(t, primitives.Slot(2), result.Slot)
+	resultFork := result.Fork
+	require.NotNil(t, resultFork)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("123"), 4), resultFork.PreviousVersion)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("456"), 4), resultFork.CurrentVersion)
+	assert.Equal(t, primitives.Epoch(3), resultFork.Epoch)
+	resultLatestBlockHeader := result.LatestBlockHeader
+	require.NotNil(t, resultLatestBlockHeader)
+	assert.Equal(t, primitives.Slot(4), resultLatestBlockHeader.Slot)
+	assert.Equal(t, primitives.ValidatorIndex(5), resultLatestBlockHeader.ProposerIndex)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("lbhparentroot"), 32), resultLatestBlockHeader.ParentRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("lbhstateroot"), 32), resultLatestBlockHeader.StateRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("lbhbodyroot"), 32), resultLatestBlockHeader.BodyRoot)
+	assert.Equal(t, 8192, len(result.BlockRoots))
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("blockroots"), 32), result.BlockRoots[0])
+	assert.Equal(t, 8192, len(result.StateRoots))
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("stateroots"), 32), result.StateRoots[0])
+	resultEth1Data := result.Eth1Data
+	require.NotNil(t, resultEth1Data)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("e1ddepositroot"), 32), resultEth1Data.DepositRoot)
+	assert.Equal(t, uint64(6), resultEth1Data.DepositCount)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("e1dblockhash"), 32), resultEth1Data.BlockHash)
+	require.Equal(t, 1, len(result.Eth1DataVotes))
+	resultEth1DataVote := result.Eth1DataVotes[0]
+	require.NotNil(t, resultEth1DataVote)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("e1dvdepositroot"), 32), resultEth1DataVote.DepositRoot)
+	assert.Equal(t, uint64(7), resultEth1DataVote.DepositCount)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("e1dvblockhash"), 32), resultEth1DataVote.BlockHash)
+	assert.Equal(t, uint64(8), result.Eth1DepositIndex)
+	require.Equal(t, 1, len(result.Validators))
+	resultValidator := result.Validators[0]
+	require.NotNil(t, resultValidator)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("publickey"), 48), resultValidator.Pubkey)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("withdrawalcredentials"), 32), resultValidator.WithdrawalCredentials)
+	assert.Equal(t, uint64(9), resultValidator.EffectiveBalance)
+	assert.Equal(t, true, resultValidator.Slashed)
+	assert.Equal(t, primitives.Epoch(10), resultValidator.ActivationEligibilityEpoch)
+	assert.Equal(t, primitives.Epoch(11), resultValidator.ActivationEpoch)
+	assert.Equal(t, primitives.Epoch(12), resultValidator.ExitEpoch)
+	assert.Equal(t, primitives.Epoch(13), resultValidator.WithdrawableEpoch)
+	assert.DeepEqual(t, []uint64{14}, result.Balances)
+	assert.Equal(t, 65536, len(result.RandaoMixes))
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("randaomixes"), 32), result.RandaoMixes[0])
+	assert.DeepEqual(t, []uint64{15}, result.Slashings)
+	assert.DeepEqual(t, bitfield.Bitvector4{1}, result.JustificationBits)
+	resultPrevJustifiedCheckpoint := result.PreviousJustifiedCheckpoint
+	require.NotNil(t, resultPrevJustifiedCheckpoint)
+	assert.Equal(t, primitives.Epoch(30), resultPrevJustifiedCheckpoint.Epoch)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("pjcroot"), 32), resultPrevJustifiedCheckpoint.Root)
+	resultCurrJustifiedCheckpoint := result.CurrentJustifiedCheckpoint
+	require.NotNil(t, resultCurrJustifiedCheckpoint)
+	assert.Equal(t, primitives.Epoch(31), resultCurrJustifiedCheckpoint.Epoch)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("cjcroot"), 32), resultCurrJustifiedCheckpoint.Root)
+	resultFinalizedCheckpoint := result.FinalizedCheckpoint
+	require.NotNil(t, resultFinalizedCheckpoint)
+	assert.Equal(t, primitives.Epoch(32), resultFinalizedCheckpoint.Epoch)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("fcroot"), 32), resultFinalizedCheckpoint.Root)
+	assert.DeepEqual(t, []byte("previousepochparticipation"), result.PreviousEpochParticipation)
+	assert.DeepEqual(t, []byte("currentepochparticipation"), result.CurrentEpochParticipation)
+	assert.DeepEqual(t, []uint64{1, 2, 3}, result.InactivityScores)
+	require.NotNil(t, result.CurrentSyncCommittee)
+	assert.DeepEqual(t, [][]byte{bytesutil.PadTo([]byte("cscpubkeys"), 48)}, result.CurrentSyncCommittee.Pubkeys)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("cscaggregatepubkey"), 48), result.CurrentSyncCommittee.AggregatePubkey)
+	require.NotNil(t, result.NextSyncCommittee)
+	assert.DeepEqual(t, [][]byte{bytesutil.PadTo([]byte("nscpubkeys"), 48)}, result.NextSyncCommittee.Pubkeys)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("nscaggregatepubkey"), 48), result.NextSyncCommittee.AggregatePubkey)
+	resultLatestExecutionPayloadHeader := result.LatestExecutionPayloadHeader
+	require.NotNil(t, resultLatestExecutionPayloadHeader)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("parenthash"), 32), resultLatestExecutionPayloadHeader.ParentHash)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("feerecipient"), 20), resultLatestExecutionPayloadHeader.FeeRecipient)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("stateroot"), 32), resultLatestExecutionPayloadHeader.StateRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("receiptroot"), 32), resultLatestExecutionPayloadHeader.ReceiptsRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("logsbloom"), 256), resultLatestExecutionPayloadHeader.LogsBloom)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("prevrandao"), 32), resultLatestExecutionPayloadHeader.PrevRandao)
+	assert.Equal(t, uint64(123), resultLatestExecutionPayloadHeader.BlockNumber)
+	assert.Equal(t, uint64(456), resultLatestExecutionPayloadHeader.GasLimit)
+	assert.Equal(t, uint64(789), resultLatestExecutionPayloadHeader.GasUsed)
+	assert.Equal(t, uint64(012), resultLatestExecutionPayloadHeader.Timestamp)
+	assert.DeepEqual(t, []byte("extradata"), resultLatestExecutionPayloadHeader.ExtraData)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("basefeepergas"), 32), resultLatestExecutionPayloadHeader.BaseFeePerGas)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("blockhash"), 32), resultLatestExecutionPayloadHeader.BlockHash)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("transactionsroot"), 32), resultLatestExecutionPayloadHeader.TransactionsRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("withdrawalsroot"), 32), resultLatestExecutionPayloadHeader.WithdrawalsRoot)
+	assert.DeepEqual(t, uint64(343), resultLatestExecutionPayloadHeader.BlobGasUsed)
+	assert.DeepEqual(t, uint64(676), resultLatestExecutionPayloadHeader.ExcessBlobGas)
+	assert.Equal(t, uint64(123), result.NextWithdrawalIndex)
+	assert.Equal(t, primitives.ValidatorIndex(123), result.NextWithdrawalValidatorIndex)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("blocksummaryroot"), 32), result.HistoricalSummaries[0].BlockSummaryRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("statesummaryroot"), 32), result.HistoricalSummaries[0].StateSummaryRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("blocksummaryroot2"), 32), result.HistoricalSummaries[1].BlockSummaryRoot)
+	assert.DeepEqual(t, bytesutil.PadTo([]byte("statesummaryroot2"), 32), result.HistoricalSummaries[1].StateSummaryRoot)
+}
+
 func TestV1Alpha1SignedBLSToExecChangeToV2(t *testing.T) {
 	alphaChange := &ethpbalpha.SignedBLSToExecutionChange{
 		Message: &ethpbalpha.BLSToExecutionChange{

proto/migration/v2_to_v1alpha1.go

@@ -0,0 +1,176 @@
+package migration
+
+import (
+	"github.com/pkg/errors"
+	"github.com/prysmaticlabs/prysm/v4/encoding/bytesutil"
+	ethpbv2 "github.com/prysmaticlabs/prysm/v4/proto/eth/v2"
+	ethpbalpha "github.com/prysmaticlabs/prysm/v4/proto/prysm/v1alpha1"
+	"google.golang.org/protobuf/proto"
+)
+
+// AltairToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockAltair proto to a v1alpha1 proto.
+func AltairToV1Alpha1SignedBlock(altairBlk *ethpbv2.SignedBeaconBlockAltair) (*ethpbalpha.SignedBeaconBlockAltair, error) {
+	marshaledBlk, err := proto.Marshal(altairBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBeaconBlockAltair{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// BellatrixToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockBellatrix proto to a v1alpha1 proto.
+func BellatrixToV1Alpha1SignedBlock(bellatrixBlk *ethpbv2.SignedBeaconBlockBellatrix) (*ethpbalpha.SignedBeaconBlockBellatrix, error) {
+	marshaledBlk, err := proto.Marshal(bellatrixBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBeaconBlockBellatrix{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// CapellaToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockCapella proto to a v1alpha1 proto.
+func CapellaToV1Alpha1SignedBlock(capellaBlk *ethpbv2.SignedBeaconBlockCapella) (*ethpbalpha.SignedBeaconBlockCapella, error) {
+	marshaledBlk, err := proto.Marshal(capellaBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBeaconBlockCapella{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// DenebToV1Alpha1SignedBlock converts a v2 SignedBeaconBlockDeneb proto to a v1alpha1 proto.
+func DenebToV1Alpha1SignedBlock(denebBlk *ethpbv2.SignedBeaconBlockDeneb) (*ethpbalpha.SignedBeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(denebBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// V2BeaconBlockDenebToV1Alpha1 converts a v2 Deneb beacon block to a v1alpha1
+// Deneb block.
+func V2BeaconBlockDenebToV1Alpha1(v2block *ethpbv2.BeaconBlockDeneb) (*ethpbalpha.BeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(v2block)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1block := &ethpbalpha.BeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1block, nil
+}
+
+// BlindedBellatrixToV1Alpha1SignedBlock converts a v2 SignedBlindedBeaconBlockBellatrix proto to a v1alpha1 proto.
+func BlindedBellatrixToV1Alpha1SignedBlock(bellatrixBlk *ethpbv2.SignedBlindedBeaconBlockBellatrix) (*ethpbalpha.SignedBlindedBeaconBlockBellatrix, error) {
+	marshaledBlk, err := proto.Marshal(bellatrixBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBlindedBeaconBlockBellatrix{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// BlindedCapellaToV1Alpha1SignedBlock converts a v2 SignedBlindedBeaconBlockCapella proto to a v1alpha1 proto.
+func BlindedCapellaToV1Alpha1SignedBlock(capellaBlk *ethpbv2.SignedBlindedBeaconBlockCapella) (*ethpbalpha.SignedBlindedBeaconBlockCapella, error) {
+	marshaledBlk, err := proto.Marshal(capellaBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBlindedBeaconBlockCapella{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// BlindedDenebToV1Alpha1SignedBlock converts a v2 SignedBlindedBeaconBlockDeneb proto to a v1alpha1 proto.
+func BlindedDenebToV1Alpha1SignedBlock(denebBlk *ethpbv2.SignedBlindedBeaconBlockDeneb) (*ethpbalpha.SignedBlindedBeaconBlockDeneb, error) {
+	marshaledBlk, err := proto.Marshal(denebBlk)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal block")
+	}
+	v1alpha1Block := &ethpbalpha.SignedBlindedBeaconBlockDeneb{}
+	if err := proto.Unmarshal(marshaledBlk, v1alpha1Block); err != nil {
+		return nil, errors.Wrap(err, "could not unmarshal block")
+	}
+	return v1alpha1Block, nil
+}
+
+// SignedBlindedBlobsToV1Alpha1SignedBlindedBlobs converts an array of v2 SignedBlindedBlobSidecar objects to its v1alpha1 equivalent.
+func SignedBlindedBlobsToV1Alpha1SignedBlindedBlobs(sidecars []*ethpbv2.SignedBlindedBlobSidecar) []*ethpbalpha.SignedBlindedBlobSidecar {
+	result := make([]*ethpbalpha.SignedBlindedBlobSidecar, len(sidecars))
+	for i, sc := range sidecars {
+		result[i] = &ethpbalpha.SignedBlindedBlobSidecar{
+			Message: &ethpbalpha.BlindedBlobSidecar{
+				BlockRoot:       bytesutil.SafeCopyBytes(sc.Message.BlockRoot),
+				Index:           sc.Message.Index,
+				Slot:            sc.Message.Slot,
+				BlockParentRoot: bytesutil.SafeCopyBytes(sc.Message.BlockParentRoot),
+				ProposerIndex:   sc.Message.ProposerIndex,
+				BlobRoot:        bytesutil.SafeCopyBytes(sc.Message.BlobRoot),
+				KzgCommitment:   bytesutil.SafeCopyBytes(sc.Message.KzgCommitment),
+				KzgProof:        bytesutil.SafeCopyBytes(sc.Message.KzgProof),
+			},
+			Signature: bytesutil.SafeCopyBytes(sc.Signature),
+		}
+	}
+	return result
+}
+
+// SignedBlobsToV1Alpha1SignedBlobs converts an array of v2 SignedBlobSidecar objects to its v1alpha1 equivalent.
+func SignedBlobsToV1Alpha1SignedBlobs(sidecars []*ethpbv2.SignedBlobSidecar) []*ethpbalpha.SignedBlobSidecar {
+	result := make([]*ethpbalpha.SignedBlobSidecar, len(sidecars))
+	for i, sc := range sidecars {
+		result[i] = &ethpbalpha.SignedBlobSidecar{
+			Message: &ethpbalpha.BlobSidecar{
+				BlockRoot:       bytesutil.SafeCopyBytes(sc.Message.BlockRoot),
+				Index:           sc.Message.Index,
+				Slot:            sc.Message.Slot,
+				BlockParentRoot: bytesutil.SafeCopyBytes(sc.Message.BlockParentRoot),
+				ProposerIndex:   sc.Message.ProposerIndex,
+				Blob:            bytesutil.SafeCopyBytes(sc.Message.Blob),
+				KzgCommitment:   bytesutil.SafeCopyBytes(sc.Message.KzgCommitment),
+				KzgProof:        bytesutil.SafeCopyBytes(sc.Message.KzgProof),
+			},
+			Signature: bytesutil.SafeCopyBytes(sc.Signature),
+		}
+	}
+	return result
+}
+
+// DenebBlockContentsToV1Alpha1 converts signed deneb block contents to signed beacon block and blobs deneb
+func DenebBlockContentsToV1Alpha1(blockcontents *ethpbv2.SignedBeaconBlockContentsDeneb) (*ethpbalpha.SignedBeaconBlockAndBlobsDeneb, error) {
+	block, err := DenebToV1Alpha1SignedBlock(blockcontents.SignedBlock)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	blobs := SignedBlobsToV1Alpha1SignedBlobs(blockcontents.SignedBlobSidecars)
+	return &ethpbalpha.SignedBeaconBlockAndBlobsDeneb{Block: block, Blobs: blobs}, nil
+}
+
+// BlindedDenebBlockContentsToV1Alpha1 converts signed blinded deneb block contents to signed blinded beacon block and blobs deneb
+func BlindedDenebBlockContentsToV1Alpha1(blockcontents *ethpbv2.SignedBlindedBeaconBlockContentsDeneb) (*ethpbalpha.SignedBlindedBeaconBlockAndBlobsDeneb, error) {
+	block, err := BlindedDenebToV1Alpha1SignedBlock(blockcontents.SignedBlindedBlock)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not convert block")
+	}
+	blobs := SignedBlindedBlobsToV1Alpha1SignedBlindedBlobs(blockcontents.SignedBlindedBlobSidecars)
+	return &ethpbalpha.SignedBlindedBeaconBlockAndBlobsDeneb{Block: block, Blobs: blobs}, nil
+}

proto/migration/v2_to_v1alpha1_test.go

@@ -0,0 +1,132 @@
+package migration
+
+import (
+	"testing"
+
+	"github.com/prysmaticlabs/go-bitfield"
+	enginev1 "github.com/prysmaticlabs/prysm/v4/proto/engine/v1"
+	ethpbv1 "github.com/prysmaticlabs/prysm/v4/proto/eth/v1"
+	ethpbv2 "github.com/prysmaticlabs/prysm/v4/proto/eth/v2"
+	"github.com/prysmaticlabs/prysm/v4/testing/assert"
+	"github.com/prysmaticlabs/prysm/v4/testing/require"
+	"github.com/prysmaticlabs/prysm/v4/testing/util"
+)
+
+func Test_AltairToV1Alpha1SignedBlock(t *testing.T) {
+	v2Block := util.HydrateV2AltairSignedBeaconBlock(&ethpbv2.SignedBeaconBlockAltair{})
+	v2Block.Message.Slot = slot
+	v2Block.Message.ProposerIndex = validatorIndex
+	v2Block.Message.ParentRoot = parentRoot
+	v2Block.Message.StateRoot = stateRoot
+	v2Block.Message.Body.RandaoReveal = randaoReveal
+	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
+		DepositRoot:  depositRoot,
+		DepositCount: depositCount,
+		BlockHash:    blockHash,
+	}
+	syncCommitteeBits := bitfield.NewBitvector512()
+	syncCommitteeBits.SetBitAt(100, true)
+	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
+		SyncCommitteeBits:      syncCommitteeBits,
+		SyncCommitteeSignature: signature,
+	}
+	v2Block.Signature = signature
+
+	alphaBlock, err := AltairToV1Alpha1SignedBlock(v2Block)
+	require.NoError(t, err)
+	alphaRoot, err := alphaBlock.HashTreeRoot()
+	require.NoError(t, err)
+	v2Root, err := v2Block.HashTreeRoot()
+	require.NoError(t, err)
+	assert.DeepEqual(t, v2Root, alphaRoot)
+}
+
+func Test_BellatrixToV1Alpha1SignedBlock(t *testing.T) {
+	v2Block := util.HydrateV2BellatrixSignedBeaconBlock(&ethpbv2.SignedBeaconBlockBellatrix{})
+	v2Block.Message.Slot = slot
+	v2Block.Message.ProposerIndex = validatorIndex
+	v2Block.Message.ParentRoot = parentRoot
+	v2Block.Message.StateRoot = stateRoot
+	v2Block.Message.Body.RandaoReveal = randaoReveal
+	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
+		DepositRoot:  depositRoot,
+		DepositCount: depositCount,
+		BlockHash:    blockHash,
+	}
+	syncCommitteeBits := bitfield.NewBitvector512()
+	syncCommitteeBits.SetBitAt(100, true)
+	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
+		SyncCommitteeBits:      syncCommitteeBits,
+		SyncCommitteeSignature: signature,
+	}
+	v2Block.Message.Body.ExecutionPayload = &enginev1.ExecutionPayload{
+		ParentHash:    parentHash,
+		FeeRecipient:  feeRecipient,
+		StateRoot:     stateRoot,
+		ReceiptsRoot:  receiptsRoot,
+		LogsBloom:     logsBloom,
+		PrevRandao:    prevRandao,
+		BlockNumber:   blockNumber,
+		GasLimit:      gasLimit,
+		GasUsed:       gasUsed,
+		Timestamp:     timestamp,
+		ExtraData:     extraData,
+		BaseFeePerGas: baseFeePerGas,
+		BlockHash:     blockHash,
+		Transactions:  [][]byte{[]byte("transaction1"), []byte("transaction2")},
+	}
+	v2Block.Signature = signature
+
+	alphaBlock, err := BellatrixToV1Alpha1SignedBlock(v2Block)
+	require.NoError(t, err)
+	alphaRoot, err := alphaBlock.HashTreeRoot()
+	require.NoError(t, err)
+	v2Root, err := v2Block.HashTreeRoot()
+	require.NoError(t, err)
+	assert.DeepEqual(t, v2Root, alphaRoot)
+}
+
+func Test_BlindedBellatrixToV1Alpha1SignedBlock(t *testing.T) {
+	v2Block := util.HydrateV2SignedBlindedBeaconBlockBellatrix(&ethpbv2.SignedBlindedBeaconBlockBellatrix{})
+	v2Block.Message.Slot = slot
+	v2Block.Message.ProposerIndex = validatorIndex
+	v2Block.Message.ParentRoot = parentRoot
+	v2Block.Message.StateRoot = stateRoot
+	v2Block.Message.Body.RandaoReveal = randaoReveal
+	v2Block.Message.Body.Eth1Data = &ethpbv1.Eth1Data{
+		DepositRoot:  depositRoot,
+		DepositCount: depositCount,
+		BlockHash:    blockHash,
+	}
+	syncCommitteeBits := bitfield.NewBitvector512()
+	syncCommitteeBits.SetBitAt(100, true)
+	v2Block.Message.Body.SyncAggregate = &ethpbv1.SyncAggregate{
+		SyncCommitteeBits:      syncCommitteeBits,
+		SyncCommitteeSignature: signature,
+	}
+	v2Block.Message.Body.ExecutionPayloadHeader = &enginev1.ExecutionPayloadHeader{
+		ParentHash:       parentHash,
+		FeeRecipient:     feeRecipient,
+		StateRoot:        stateRoot,
+		ReceiptsRoot:     receiptsRoot,
+		LogsBloom:        logsBloom,
+		PrevRandao:       prevRandao,
+		BlockNumber:      blockNumber,
+		GasLimit:         gasLimit,
+		GasUsed:          gasUsed,
+		Timestamp:        timestamp,
+		ExtraData:        extraData,
+		BaseFeePerGas:    baseFeePerGas,
+		BlockHash:        blockHash,
+		TransactionsRoot: transactionsRoot,
+	}
+	v2Block.Signature = signature
+
+	alphaBlock, err := BlindedBellatrixToV1Alpha1SignedBlock(v2Block)
+	require.NoError(t, err)
+	alphaRoot, err := alphaBlock.HashTreeRoot()
+	require.NoError(t, err)
+	v2Root, err := v2Block.HashTreeRoot()
+	require.NoError(t, err)
+	assert.DeepEqual(t, v2Root, alphaRoot)
+}

proto/prysm/v1alpha1/BUILD.bazel

@@ -69,15 +69,22 @@ ssz_gen_marshal(
         "BeaconBlockCapella",
         "BeaconBlockBodyCapella",
         "SignedBeaconBlockCapella",
+        "BeaconBlockDeneb",
+        "BeaconBlockBodyDeneb",
+        "SignedBeaconBlockDeneb",
         "SignedBlindedBeaconBlockCapella",
         "BlindedBeaconBlockCapella",
         "BlindedBeaconBlockBodyCapella",
+        "SignedBlindedBeaconBlockDeneb",
+        "BlindedBeaconBlockDeneb",
+        "BlindedBeaconBlockBodyDeneb",
         "SyncAggregate",
         "SyncCommitteeMessage",
         "SyncCommitteeContribution",
         "ContributionAndProof",
         "SignedContributionAndProof",
         "BeaconBlocksByRangeRequest",
+        "BlobSidecarsByRangeRequest",
         "ENRForkID",
         "MetaDataV0",
         "MetaDataV1",
@@ -110,6 +117,7 @@ ssz_gen_marshal(
         "BeaconStateAltair",
         "BeaconStateBellatrix",
         "BeaconStateCapella",
+        "BeaconStateDeneb",
         "SigningData",
         "SyncCommittee",
         "SyncAggregatorSelectionData",
@@ -121,6 +129,10 @@ ssz_gen_marshal(
         "SignedBLSToExecutionChange",
         "BuilderBid",
         "BuilderBidCapella",
+        "BuilderBidDeneb",
+        "BlobSidecar",
+        "SignedBlobSidecar",
+        "BlobIdentifier",
     ],
 )
 
@@ -212,6 +224,7 @@ ssz_proto_files(
         "attestation.proto",
         "beacon_block.proto",
         "beacon_state.proto",
+        "blobs.proto",
         "sync_committee.proto",
         "withdrawals.proto",
     ],

proto/prysm/v1alpha1/beacon_block.proto

@@ -17,6 +17,7 @@ package ethereum.eth.v1alpha1;
 
 import "proto/eth/ext/options.proto";
 import "proto/prysm/v1alpha1/attestation.proto";
+import "proto/prysm/v1alpha1/blobs.proto";
 import "proto/prysm/v1alpha1/withdrawals.proto";
 import "proto/engine/v1/execution_engine.proto";
 
@@ -46,6 +47,12 @@ message GenericSignedBeaconBlock {
 
         // Representing a signed, post-Capella fork blinded beacon block.
         SignedBlindedBeaconBlockCapella blinded_capella = 6;
+
+        // Representing a signed, post-Deneb fork beacon block content.
+        SignedBeaconBlockAndBlobsDeneb deneb  = 7;
+
+        // Representing a signed, post-Deneb fork blinded beacon block content.
+        SignedBlindedBeaconBlockAndBlobsDeneb blinded_deneb  = 8;
     }
 }
 
@@ -68,6 +75,12 @@ message GenericBeaconBlock {
 
         // Representing a post-Capella fork blinded beacon block.
         BlindedBeaconBlockCapella blinded_capella = 6;
+
+        // Representing a signed, post-Deneb fork beacon block content.
+        BeaconBlockAndBlobsDeneb deneb  = 7;
+
+        // Representing a signed, post-Deneb fork blinded beacon block content.
+        BlindedBeaconBlockAndBlobsDeneb blinded_deneb  = 8;
     }
 }
 
@@ -138,7 +151,7 @@ message BeaconBlockBody {
     bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
     // Block operations
-    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
     // At most MAX_PROPOSER_SLASHINGS.
     repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -171,7 +184,7 @@ message BeaconBlockBodyAltair {
     bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
     // Block operations
-    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
     // At most MAX_PROPOSER_SLASHINGS.
     repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -354,7 +367,7 @@ message BeaconBlockBodyBellatrix {
     bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
     // Block operations
-    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
     // At most MAX_PROPOSER_SLASHINGS.
     repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -436,6 +449,82 @@ message BlindedBeaconBlockBodyBellatrix {
     ethereum.engine.v1.ExecutionPayloadHeader execution_payload_header = 10;
 }
 
+message SignedBeaconBlockAndBlobsDeneb {
+    SignedBeaconBlockDeneb block = 1;
+    repeated SignedBlobSidecar blobs = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message SignedBeaconBlockDeneb {
+    // The unsigned beacon block itself.
+    BeaconBlockDeneb block = 1;
+
+    // 96 byte BLS signature from the validator that produced this block.
+    bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BeaconBlockAndBlobsDeneb {
+    BeaconBlockDeneb block = 1;
+    repeated BlobSidecar blobs = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BeaconBlockDeneb {
+    // Beacon chain slot that this block represents.
+    uint64 slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+
+    // Validator index of the validator that proposed the block header.
+    uint64 proposer_index = 2 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+
+    // 32 byte root of the parent block.
+    bytes parent_root = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // 32 byte root of the resulting state after processing this block.
+    bytes state_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // The beacon block body.
+    BeaconBlockBodyDeneb body = 5;
+}
+
+message BeaconBlockBodyDeneb {
+    // The validators RANDAO reveal 96 byte value.
+    bytes randao_reveal = 1 [(ethereum.eth.ext.ssz_size) = "96"];
+
+    // A reference to the Ethereum 1.x chain.
+    Eth1Data eth1_data = 2;
+
+    // 32 byte field of arbitrary data. This field may contain any data and
+    // is not used for anything other than a fun message.
+    bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // Block operations
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+
+    // At most MAX_PROPOSER_SLASHINGS.
+    repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // At most MAX_ATTESTER_SLASHINGS.
+    repeated AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
+
+    // At most MAX_ATTESTATIONS.
+    repeated Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
+
+    // At most MAX_DEPOSITS.
+    repeated Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // At most MAX_VOLUNTARY_EXITS.
+    repeated SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // Sync aggregate object for the beacon chain to track sync committee votes. New in Altair network upgrade.
+    SyncAggregate sync_aggregate = 9;
+
+    // Execution payload from the execution chain. New in Bellatrix network upgrade.
+    ethereum.engine.v1.ExecutionPayloadDeneb execution_payload = 10;
+
+    // At most MAX_BLS_TO_EXECUTION_CHANGES. New in Capella network upgrade.
+    repeated SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    repeated bytes blob_kzg_commitments = 12 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max)  = "max_blob_commitments.size"];
+}
+
 message SignedBeaconBlockCapella {
     // The unsigned beacon block itself.
     BeaconBlockCapella block = 1;
@@ -473,7 +562,7 @@ message BeaconBlockBodyCapella {
     bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
 
     // Block operations
-    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/core/0_beacon-chain.md#max-operations-per-block
+    // Refer to spec constants at https://github.com/ethereum/consensus-specs/blob/dev/specs/phase0/beacon-chain.md#max-operations-per-block
 
     // At most MAX_PROPOSER_SLASHINGS.
     repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
@@ -561,6 +650,79 @@ message BlindedBeaconBlockBodyCapella {
     repeated SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
 }
 
+message SignedBlindedBeaconBlockAndBlobsDeneb {
+    SignedBlindedBeaconBlockDeneb block = 1;
+    repeated SignedBlindedBlobSidecar blobs = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BlindedBeaconBlockAndBlobsDeneb {
+    BlindedBeaconBlockDeneb block = 1;
+    repeated BlindedBlobSidecar blobs = 2 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message SignedBlindedBeaconBlockDeneb {
+    // The unsigned blinded beacon block itself.
+    BlindedBeaconBlockDeneb block = 1;
+
+    // 96 byte BLS signature from the validator that produced this blinded block.
+    bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BlindedBeaconBlockDeneb {
+    // Beacon chain slot that this blinded block represents.
+    uint64 slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+
+    // Validator index of the validator that proposed the block header.
+    uint64 proposer_index = 2 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+
+    // 32 byte root of the parent block.
+    bytes parent_root = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // 32 byte root of the resulting state after processing this blinded block.
+    bytes state_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // The blinded beacon block body.
+    BlindedBeaconBlockBodyDeneb body = 5;
+}
+
+message BlindedBeaconBlockBodyDeneb {
+    // The validators RANDAO reveal 96 byte value.
+    bytes randao_reveal = 1 [(ethereum.eth.ext.ssz_size) = "96"];
+
+    // A reference to the Ethereum 1.x chain.
+    Eth1Data eth1_data = 2;
+
+    // 32 byte field of arbitrary data. This field may contain any data and
+    // is not used for anything other than a fun message.
+    bytes graffiti = 3 [(ethereum.eth.ext.ssz_size) = "32"];
+
+    // At most MAX_PROPOSER_SLASHINGS.
+    repeated ProposerSlashing proposer_slashings = 4 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // At most MAX_ATTESTER_SLASHINGS.
+    repeated AttesterSlashing attester_slashings = 5 [(ethereum.eth.ext.ssz_max) = "2"];
+
+    // At most MAX_ATTESTATIONS.
+    repeated Attestation attestations = 6 [(ethereum.eth.ext.ssz_max) = "128"];
+
+    // At most MAX_DEPOSITS.
+    repeated Deposit deposits = 7 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // At most MAX_VOLUNTARY_EXITS.
+    repeated SignedVoluntaryExit voluntary_exits = 8 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    // Sync aggregate object for the beacon chain to track sync committee votes. New in Altair network upgrade.
+    SyncAggregate sync_aggregate = 9;
+
+    // Execution payload header from the execution chain. New in Bellatrix network upgrade to accommodate MEV interaction.
+    ethereum.engine.v1.ExecutionPayloadHeaderDeneb execution_payload_header = 10;
+
+    // At most MAX_BLS_TO_EXECUTION_CHANGES. New in Deneb network upgrade.
+    repeated SignedBLSToExecutionChange bls_to_execution_changes = 11 [(ethereum.eth.ext.ssz_max) = "16"];
+
+    repeated bytes blob_kzg_commitments = 12 [(ethereum.eth.ext.ssz_size) = "?,48", (ethereum.eth.ext.ssz_max)  = "max_blob_commitments.size"];
+}
+
 message ValidatorRegistrationV1 {
     bytes fee_recipient = 1 [(ethereum.eth.ext.ssz_size) = "20"];
     uint64 gas_limit = 2;
@@ -598,3 +760,16 @@ message SignedBuilderBidCapella {
     BuilderBidCapella message = 1 ;
     bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
 }
+
+message BuilderBidDeneb {
+    ethereum.engine.v1.ExecutionPayloadHeaderDeneb header = 1;
+    bytes value = 2 [(ethereum.eth.ext.ssz_size) = "32"];
+    bytes pubkey = 3 [(ethereum.eth.ext.ssz_size) = "48"];
+    ethereum.engine.v1.BlindedBlobsBundle blinded_blobs_bundle = 4; // new in deneb
+}
+
+message SignedBuilderBidDeneb {
+    BuilderBidDeneb message = 1 ;
+    bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+

proto/prysm/v1alpha1/beacon_chain.proto

@@ -428,6 +428,10 @@ message BeaconBlockContainer {
 
         // Representing a blinded capella block.
         SignedBlindedBeaconBlockCapella blinded_capella_block = 8;
+
+        SignedBeaconBlockDeneb deneb_block = 9;
+
+        SignedBlindedBeaconBlockDeneb blinded_deneb_block = 10;
     }
 }
 
@@ -900,4 +904,4 @@ message IndividualVotesRespond {
     }
 
     repeated IndividualVote individual_votes = 1;
-}
+}

proto/prysm/v1alpha1/beacon_state.pb.go

@@ -1571,6 +1571,269 @@ func (x *BeaconStateCapella) GetHistoricalSummaries() []*HistoricalSummary {
 	return nil
 }
 
+type BeaconStateDeneb struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	GenesisTime                  uint64                                                                      `protobuf:"varint,1001,opt,name=genesis_time,json=genesisTime,proto3" json:"genesis_time,omitempty"`
+	GenesisValidatorsRoot        []byte                                                                      `protobuf:"bytes,1002,opt,name=genesis_validators_root,json=genesisValidatorsRoot,proto3" json:"genesis_validators_root,omitempty" ssz-size:"32"`
+	Slot                         github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot           `protobuf:"varint,1003,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	Fork                         *Fork                                                                       `protobuf:"bytes,1004,opt,name=fork,proto3" json:"fork,omitempty"`
+	LatestBlockHeader            *BeaconBlockHeader                                                          `protobuf:"bytes,2001,opt,name=latest_block_header,json=latestBlockHeader,proto3" json:"latest_block_header,omitempty"`
+	BlockRoots                   [][]byte                                                                    `protobuf:"bytes,2002,rep,name=block_roots,json=blockRoots,proto3" json:"block_roots,omitempty" ssz-size:"8192,32"`
+	StateRoots                   [][]byte                                                                    `protobuf:"bytes,2003,rep,name=state_roots,json=stateRoots,proto3" json:"state_roots,omitempty" ssz-size:"8192,32"`
+	HistoricalRoots              [][]byte                                                                    `protobuf:"bytes,2004,rep,name=historical_roots,json=historicalRoots,proto3" json:"historical_roots,omitempty" ssz-max:"16777216" ssz-size:"?,32"`
+	Eth1Data                     *Eth1Data                                                                   `protobuf:"bytes,3001,opt,name=eth1_data,json=eth1Data,proto3" json:"eth1_data,omitempty"`
+	Eth1DataVotes                []*Eth1Data                                                                 `protobuf:"bytes,3002,rep,name=eth1_data_votes,json=eth1DataVotes,proto3" json:"eth1_data_votes,omitempty" ssz-max:"2048"`
+	Eth1DepositIndex             uint64                                                                      `protobuf:"varint,3003,opt,name=eth1_deposit_index,json=eth1DepositIndex,proto3" json:"eth1_deposit_index,omitempty"`
+	Validators                   []*Validator                                                                `protobuf:"bytes,4001,rep,name=validators,proto3" json:"validators,omitempty" ssz-max:"1099511627776"`
+	Balances                     []uint64                                                                    `protobuf:"varint,4002,rep,packed,name=balances,proto3" json:"balances,omitempty" ssz-max:"1099511627776"`
+	RandaoMixes                  [][]byte                                                                    `protobuf:"bytes,5001,rep,name=randao_mixes,json=randaoMixes,proto3" json:"randao_mixes,omitempty" ssz-size:"65536,32"`
+	Slashings                    []uint64                                                                    `protobuf:"varint,6001,rep,packed,name=slashings,proto3" json:"slashings,omitempty" ssz-size:"8192"`
+	PreviousEpochParticipation   []byte                                                                      `protobuf:"bytes,7001,opt,name=previous_epoch_participation,json=previousEpochParticipation,proto3" json:"previous_epoch_participation,omitempty" ssz-max:"1099511627776"`
+	CurrentEpochParticipation    []byte                                                                      `protobuf:"bytes,7002,opt,name=current_epoch_participation,json=currentEpochParticipation,proto3" json:"current_epoch_participation,omitempty" ssz-max:"1099511627776"`
+	JustificationBits            github_com_prysmaticlabs_go_bitfield.Bitvector4                             `protobuf:"bytes,8001,opt,name=justification_bits,json=justificationBits,proto3" json:"justification_bits,omitempty" cast-type:"github.com/prysmaticlabs/go-bitfield.Bitvector4" ssz-size:"1"`
+	PreviousJustifiedCheckpoint  *Checkpoint                                                                 `protobuf:"bytes,8002,opt,name=previous_justified_checkpoint,json=previousJustifiedCheckpoint,proto3" json:"previous_justified_checkpoint,omitempty"`
+	CurrentJustifiedCheckpoint   *Checkpoint                                                                 `protobuf:"bytes,8003,opt,name=current_justified_checkpoint,json=currentJustifiedCheckpoint,proto3" json:"current_justified_checkpoint,omitempty"`
+	FinalizedCheckpoint          *Checkpoint                                                                 `protobuf:"bytes,8004,opt,name=finalized_checkpoint,json=finalizedCheckpoint,proto3" json:"finalized_checkpoint,omitempty"`
+	InactivityScores             []uint64                                                                    `protobuf:"varint,9001,rep,packed,name=inactivity_scores,json=inactivityScores,proto3" json:"inactivity_scores,omitempty" ssz-max:"1099511627776"`
+	CurrentSyncCommittee         *SyncCommittee                                                              `protobuf:"bytes,9002,opt,name=current_sync_committee,json=currentSyncCommittee,proto3" json:"current_sync_committee,omitempty"`
+	NextSyncCommittee            *SyncCommittee                                                              `protobuf:"bytes,9003,opt,name=next_sync_committee,json=nextSyncCommittee,proto3" json:"next_sync_committee,omitempty"`
+	LatestExecutionPayloadHeader *v1.ExecutionPayloadHeaderDeneb                                             `protobuf:"bytes,10001,opt,name=latest_execution_payload_header,json=latestExecutionPayloadHeader,proto3" json:"latest_execution_payload_header,omitempty"`
+	NextWithdrawalIndex          uint64                                                                      `protobuf:"varint,11001,opt,name=next_withdrawal_index,json=nextWithdrawalIndex,proto3" json:"next_withdrawal_index,omitempty"`
+	NextWithdrawalValidatorIndex github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex `protobuf:"varint,11002,opt,name=next_withdrawal_validator_index,json=nextWithdrawalValidatorIndex,proto3" json:"next_withdrawal_validator_index,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"`
+	HistoricalSummaries          []*HistoricalSummary                                                        `protobuf:"bytes,11003,rep,name=historical_summaries,json=historicalSummaries,proto3" json:"historical_summaries,omitempty" ssz-max:"16777216"`
+}
+
+func (x *BeaconStateDeneb) Reset() {
+	*x = BeaconStateDeneb{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[14]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BeaconStateDeneb) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BeaconStateDeneb) ProtoMessage() {}
+
+func (x *BeaconStateDeneb) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[14]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BeaconStateDeneb.ProtoReflect.Descriptor instead.
+func (*BeaconStateDeneb) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{14}
+}
+
+func (x *BeaconStateDeneb) GetGenesisTime() uint64 {
+	if x != nil {
+		return x.GenesisTime
+	}
+	return 0
+}
+
+func (x *BeaconStateDeneb) GetGenesisValidatorsRoot() []byte {
+	if x != nil {
+		return x.GenesisValidatorsRoot
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BeaconStateDeneb) GetFork() *Fork {
+	if x != nil {
+		return x.Fork
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetLatestBlockHeader() *BeaconBlockHeader {
+	if x != nil {
+		return x.LatestBlockHeader
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetBlockRoots() [][]byte {
+	if x != nil {
+		return x.BlockRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetStateRoots() [][]byte {
+	if x != nil {
+		return x.StateRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetHistoricalRoots() [][]byte {
+	if x != nil {
+		return x.HistoricalRoots
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetEth1Data() *Eth1Data {
+	if x != nil {
+		return x.Eth1Data
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetEth1DataVotes() []*Eth1Data {
+	if x != nil {
+		return x.Eth1DataVotes
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetEth1DepositIndex() uint64 {
+	if x != nil {
+		return x.Eth1DepositIndex
+	}
+	return 0
+}
+
+func (x *BeaconStateDeneb) GetValidators() []*Validator {
+	if x != nil {
+		return x.Validators
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetBalances() []uint64 {
+	if x != nil {
+		return x.Balances
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetRandaoMixes() [][]byte {
+	if x != nil {
+		return x.RandaoMixes
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetSlashings() []uint64 {
+	if x != nil {
+		return x.Slashings
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetPreviousEpochParticipation() []byte {
+	if x != nil {
+		return x.PreviousEpochParticipation
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetCurrentEpochParticipation() []byte {
+	if x != nil {
+		return x.CurrentEpochParticipation
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetJustificationBits() github_com_prysmaticlabs_go_bitfield.Bitvector4 {
+	if x != nil {
+		return x.JustificationBits
+	}
+	return github_com_prysmaticlabs_go_bitfield.Bitvector4(nil)
+}
+
+func (x *BeaconStateDeneb) GetPreviousJustifiedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.PreviousJustifiedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetCurrentJustifiedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.CurrentJustifiedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetFinalizedCheckpoint() *Checkpoint {
+	if x != nil {
+		return x.FinalizedCheckpoint
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetInactivityScores() []uint64 {
+	if x != nil {
+		return x.InactivityScores
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetCurrentSyncCommittee() *SyncCommittee {
+	if x != nil {
+		return x.CurrentSyncCommittee
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetNextSyncCommittee() *SyncCommittee {
+	if x != nil {
+		return x.NextSyncCommittee
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetLatestExecutionPayloadHeader() *v1.ExecutionPayloadHeaderDeneb {
+	if x != nil {
+		return x.LatestExecutionPayloadHeader
+	}
+	return nil
+}
+
+func (x *BeaconStateDeneb) GetNextWithdrawalIndex() uint64 {
+	if x != nil {
+		return x.NextWithdrawalIndex
+	}
+	return 0
+}
+
+func (x *BeaconStateDeneb) GetNextWithdrawalValidatorIndex() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.NextWithdrawalValidatorIndex
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BeaconStateDeneb) GetHistoricalSummaries() []*HistoricalSummary {
+	if x != nil {
+		return x.HistoricalSummaries
+	}
+	return nil
+}
+
 type PowBlock struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1584,7 +1847,7 @@ type PowBlock struct {
 func (x *PowBlock) Reset() {
 	*x = PowBlock{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[14]
+		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[15]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1597,7 +1860,7 @@ func (x *PowBlock) String() string {
 func (*PowBlock) ProtoMessage() {}
 
 func (x *PowBlock) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[14]
+	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[15]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1610,7 +1873,7 @@ func (x *PowBlock) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use PowBlock.ProtoReflect.Descriptor instead.
 func (*PowBlock) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{14}
+	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{15}
 }
 
 func (x *PowBlock) GetBlockHash() []byte {
@@ -1646,7 +1909,7 @@ type HistoricalSummary struct {
 func (x *HistoricalSummary) Reset() {
 	*x = HistoricalSummary{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[15]
+		mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[16]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1659,7 +1922,7 @@ func (x *HistoricalSummary) String() string {
 func (*HistoricalSummary) ProtoMessage() {}
 
 func (x *HistoricalSummary) ProtoReflect() protoreflect.Message {
-	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[15]
+	mi := &file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[16]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1672,7 +1935,7 @@ func (x *HistoricalSummary) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use HistoricalSummary.ProtoReflect.Descriptor instead.
 func (*HistoricalSummary) Descriptor() ([]byte, []int) {
-	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{15}
+	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP(), []int{16}
 }
 
 func (x *HistoricalSummary) GetBlockSummaryRoot() []byte {
@@ -2273,34 +2536,171 @@ var file_proto_prysm_v1alpha1_beacon_state_proto_rawDesc = []byte{
 	0x61, 0x31, 0x2e, 0x48, 0x69, 0x73, 0x74, 0x6f, 0x72, 0x69, 0x63, 0x61, 0x6c, 0x53, 0x75, 0x6d,
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+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -2315,7 +2715,7 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_rawDescGZIP() []byte {
 	return file_proto_prysm_v1alpha1_beacon_state_proto_rawDescData
 }
 
-var file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes = make([]protoimpl.MessageInfo, 16)
+var file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes = make([]protoimpl.MessageInfo, 17)
 var file_proto_prysm_v1alpha1_beacon_state_proto_goTypes = []interface{}{
 	(*BeaconState)(nil),                      // 0: ethereum.eth.v1alpha1.BeaconState
 	(*BeaconStateAltair)(nil),                // 1: ethereum.eth.v1alpha1.BeaconStateAltair
@@ -2331,67 +2731,81 @@ var file_proto_prysm_v1alpha1_beacon_state_proto_goTypes = []interface{}{
 	(*SyncAggregatorSelectionData)(nil),      // 11: ethereum.eth.v1alpha1.SyncAggregatorSelectionData
 	(*BeaconStateBellatrix)(nil),             // 12: ethereum.eth.v1alpha1.BeaconStateBellatrix
 	(*BeaconStateCapella)(nil),               // 13: ethereum.eth.v1alpha1.BeaconStateCapella
-	(*PowBlock)(nil),                         // 14: ethereum.eth.v1alpha1.PowBlock
-	(*HistoricalSummary)(nil),                // 15: ethereum.eth.v1alpha1.HistoricalSummary
-	(*BeaconBlockHeader)(nil),                // 16: ethereum.eth.v1alpha1.BeaconBlockHeader
-	(*Eth1Data)(nil),                         // 17: ethereum.eth.v1alpha1.Eth1Data
-	(*Validator)(nil),                        // 18: ethereum.eth.v1alpha1.Validator
-	(*Checkpoint)(nil),                       // 19: ethereum.eth.v1alpha1.Checkpoint
-	(*AttestationData)(nil),                  // 20: ethereum.eth.v1alpha1.AttestationData
-	(*v1.ExecutionPayloadHeader)(nil),        // 21: ethereum.engine.v1.ExecutionPayloadHeader
-	(*v1.ExecutionPayloadHeaderCapella)(nil), // 22: ethereum.engine.v1.ExecutionPayloadHeaderCapella
+	(*BeaconStateDeneb)(nil),                 // 14: ethereum.eth.v1alpha1.BeaconStateDeneb
+	(*PowBlock)(nil),                         // 15: ethereum.eth.v1alpha1.PowBlock
+	(*HistoricalSummary)(nil),                // 16: ethereum.eth.v1alpha1.HistoricalSummary
+	(*BeaconBlockHeader)(nil),                // 17: ethereum.eth.v1alpha1.BeaconBlockHeader
+	(*Eth1Data)(nil),                         // 18: ethereum.eth.v1alpha1.Eth1Data
+	(*Validator)(nil),                        // 19: ethereum.eth.v1alpha1.Validator
+	(*Checkpoint)(nil),                       // 20: ethereum.eth.v1alpha1.Checkpoint
+	(*AttestationData)(nil),                  // 21: ethereum.eth.v1alpha1.AttestationData
+	(*v1.ExecutionPayloadHeader)(nil),        // 22: ethereum.engine.v1.ExecutionPayloadHeader
+	(*v1.ExecutionPayloadHeaderCapella)(nil), // 23: ethereum.engine.v1.ExecutionPayloadHeaderCapella
+	(*v1.ExecutionPayloadHeaderDeneb)(nil),   // 24: ethereum.engine.v1.ExecutionPayloadHeaderDeneb
 }
 var file_proto_prysm_v1alpha1_beacon_state_proto_depIdxs = []int32{
 	2,  // 0: ethereum.eth.v1alpha1.BeaconState.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	16, // 1: ethereum.eth.v1alpha1.BeaconState.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	17, // 2: ethereum.eth.v1alpha1.BeaconState.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	17, // 3: ethereum.eth.v1alpha1.BeaconState.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	18, // 4: ethereum.eth.v1alpha1.BeaconState.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	17, // 1: ethereum.eth.v1alpha1.BeaconState.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	18, // 2: ethereum.eth.v1alpha1.BeaconState.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	18, // 3: ethereum.eth.v1alpha1.BeaconState.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	19, // 4: ethereum.eth.v1alpha1.BeaconState.validators:type_name -> ethereum.eth.v1alpha1.Validator
 	3,  // 5: ethereum.eth.v1alpha1.BeaconState.previous_epoch_attestations:type_name -> ethereum.eth.v1alpha1.PendingAttestation
 	3,  // 6: ethereum.eth.v1alpha1.BeaconState.current_epoch_attestations:type_name -> ethereum.eth.v1alpha1.PendingAttestation
-	19, // 7: ethereum.eth.v1alpha1.BeaconState.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 8: ethereum.eth.v1alpha1.BeaconState.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 9: ethereum.eth.v1alpha1.BeaconState.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 7: ethereum.eth.v1alpha1.BeaconState.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 8: ethereum.eth.v1alpha1.BeaconState.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 9: ethereum.eth.v1alpha1.BeaconState.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	2,  // 10: ethereum.eth.v1alpha1.BeaconStateAltair.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	16, // 11: ethereum.eth.v1alpha1.BeaconStateAltair.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	17, // 12: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	17, // 13: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	18, // 14: ethereum.eth.v1alpha1.BeaconStateAltair.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	19, // 15: ethereum.eth.v1alpha1.BeaconStateAltair.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 16: ethereum.eth.v1alpha1.BeaconStateAltair.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 17: ethereum.eth.v1alpha1.BeaconStateAltair.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	17, // 11: ethereum.eth.v1alpha1.BeaconStateAltair.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	18, // 12: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	18, // 13: ethereum.eth.v1alpha1.BeaconStateAltair.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	19, // 14: ethereum.eth.v1alpha1.BeaconStateAltair.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	20, // 15: ethereum.eth.v1alpha1.BeaconStateAltair.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 16: ethereum.eth.v1alpha1.BeaconStateAltair.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 17: ethereum.eth.v1alpha1.BeaconStateAltair.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	10, // 18: ethereum.eth.v1alpha1.BeaconStateAltair.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	10, // 19: ethereum.eth.v1alpha1.BeaconStateAltair.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	20, // 20: ethereum.eth.v1alpha1.PendingAttestation.data:type_name -> ethereum.eth.v1alpha1.AttestationData
+	21, // 20: ethereum.eth.v1alpha1.PendingAttestation.data:type_name -> ethereum.eth.v1alpha1.AttestationData
 	2,  // 21: ethereum.eth.v1alpha1.CheckPtInfo.fork:type_name -> ethereum.eth.v1alpha1.Fork
 	2,  // 22: ethereum.eth.v1alpha1.BeaconStateBellatrix.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	16, // 23: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	17, // 24: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	17, // 25: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	18, // 26: ethereum.eth.v1alpha1.BeaconStateBellatrix.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	19, // 27: ethereum.eth.v1alpha1.BeaconStateBellatrix.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 28: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 29: ethereum.eth.v1alpha1.BeaconStateBellatrix.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	17, // 23: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	18, // 24: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	18, // 25: ethereum.eth.v1alpha1.BeaconStateBellatrix.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	19, // 26: ethereum.eth.v1alpha1.BeaconStateBellatrix.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	20, // 27: ethereum.eth.v1alpha1.BeaconStateBellatrix.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 28: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 29: ethereum.eth.v1alpha1.BeaconStateBellatrix.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	10, // 30: ethereum.eth.v1alpha1.BeaconStateBellatrix.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	10, // 31: ethereum.eth.v1alpha1.BeaconStateBellatrix.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	21, // 32: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeader
+	22, // 32: ethereum.eth.v1alpha1.BeaconStateBellatrix.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeader
 	2,  // 33: ethereum.eth.v1alpha1.BeaconStateCapella.fork:type_name -> ethereum.eth.v1alpha1.Fork
-	16, // 34: ethereum.eth.v1alpha1.BeaconStateCapella.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
-	17, // 35: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	17, // 36: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
-	18, // 37: ethereum.eth.v1alpha1.BeaconStateCapella.validators:type_name -> ethereum.eth.v1alpha1.Validator
-	19, // 38: ethereum.eth.v1alpha1.BeaconStateCapella.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 39: ethereum.eth.v1alpha1.BeaconStateCapella.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
-	19, // 40: ethereum.eth.v1alpha1.BeaconStateCapella.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	17, // 34: ethereum.eth.v1alpha1.BeaconStateCapella.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	18, // 35: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	18, // 36: ethereum.eth.v1alpha1.BeaconStateCapella.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	19, // 37: ethereum.eth.v1alpha1.BeaconStateCapella.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	20, // 38: ethereum.eth.v1alpha1.BeaconStateCapella.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 39: ethereum.eth.v1alpha1.BeaconStateCapella.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 40: ethereum.eth.v1alpha1.BeaconStateCapella.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
 	10, // 41: ethereum.eth.v1alpha1.BeaconStateCapella.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
 	10, // 42: ethereum.eth.v1alpha1.BeaconStateCapella.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
-	22, // 43: ethereum.eth.v1alpha1.BeaconStateCapella.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderCapella
-	15, // 44: ethereum.eth.v1alpha1.BeaconStateCapella.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
-	45, // [45:45] is the sub-list for method output_type
-	45, // [45:45] is the sub-list for method input_type
-	45, // [45:45] is the sub-list for extension type_name
-	45, // [45:45] is the sub-list for extension extendee
-	0,  // [0:45] is the sub-list for field type_name
+	23, // 43: ethereum.eth.v1alpha1.BeaconStateCapella.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderCapella
+	16, // 44: ethereum.eth.v1alpha1.BeaconStateCapella.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
+	2,  // 45: ethereum.eth.v1alpha1.BeaconStateDeneb.fork:type_name -> ethereum.eth.v1alpha1.Fork
+	17, // 46: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_block_header:type_name -> ethereum.eth.v1alpha1.BeaconBlockHeader
+	18, // 47: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	18, // 48: ethereum.eth.v1alpha1.BeaconStateDeneb.eth1_data_votes:type_name -> ethereum.eth.v1alpha1.Eth1Data
+	19, // 49: ethereum.eth.v1alpha1.BeaconStateDeneb.validators:type_name -> ethereum.eth.v1alpha1.Validator
+	20, // 50: ethereum.eth.v1alpha1.BeaconStateDeneb.previous_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 51: ethereum.eth.v1alpha1.BeaconStateDeneb.current_justified_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	20, // 52: ethereum.eth.v1alpha1.BeaconStateDeneb.finalized_checkpoint:type_name -> ethereum.eth.v1alpha1.Checkpoint
+	10, // 53: ethereum.eth.v1alpha1.BeaconStateDeneb.current_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
+	10, // 54: ethereum.eth.v1alpha1.BeaconStateDeneb.next_sync_committee:type_name -> ethereum.eth.v1alpha1.SyncCommittee
+	24, // 55: ethereum.eth.v1alpha1.BeaconStateDeneb.latest_execution_payload_header:type_name -> ethereum.engine.v1.ExecutionPayloadHeaderDeneb
+	16, // 56: ethereum.eth.v1alpha1.BeaconStateDeneb.historical_summaries:type_name -> ethereum.eth.v1alpha1.HistoricalSummary
+	57, // [57:57] is the sub-list for method output_type
+	57, // [57:57] is the sub-list for method input_type
+	57, // [57:57] is the sub-list for extension type_name
+	57, // [57:57] is the sub-list for extension extendee
+	0,  // [0:57] is the sub-list for field type_name
 }
 
 func init() { file_proto_prysm_v1alpha1_beacon_state_proto_init() }
@@ -2572,7 +2986,7 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[14].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*PowBlock); i {
+			switch v := v.(*BeaconStateDeneb); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -2584,6 +2998,18 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_init() {
 			}
 		}
 		file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[15].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*PowBlock); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_beacon_state_proto_msgTypes[16].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*HistoricalSummary); i {
 			case 0:
 				return &v.state
@@ -2602,7 +3028,7 @@ func file_proto_prysm_v1alpha1_beacon_state_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_proto_prysm_v1alpha1_beacon_state_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   16,
+			NumMessages:   17,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

proto/prysm/v1alpha1/beacon_state.proto

@@ -289,6 +289,59 @@ message BeaconStateCapella {
   repeated HistoricalSummary historical_summaries = 11003 [(ethereum.eth.ext.ssz_max) = "16777216"]; // [New in Capella]
 }
 
+message BeaconStateDeneb {
+  // Versioning [1001-2000]
+  uint64 genesis_time = 1001;
+  bytes genesis_validators_root = 1002 [(ethereum.eth.ext.ssz_size) = "32"];
+  uint64 slot = 1003 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+  Fork fork = 1004;
+
+  // History [2001-3000]
+  BeaconBlockHeader latest_block_header = 2001;
+  repeated bytes block_roots = 2002 [(ethereum.eth.ext.ssz_size) = "block_roots.size"];
+  repeated bytes state_roots = 2003 [(ethereum.eth.ext.ssz_size) = "state_roots.size"];
+  repeated bytes historical_roots = 2004 [(ethereum.eth.ext.ssz_size) = "?,32", (ethereum.eth.ext.ssz_max)  = "16777216"];
+
+  // Eth1 [3001-4000]
+  Eth1Data eth1_data = 3001;
+  repeated Eth1Data eth1_data_votes = 3002 [(ethereum.eth.ext.ssz_max) = "eth1_data_votes.size"];
+  uint64 eth1_deposit_index = 3003;
+
+  // Registry [4001-5000]
+  repeated Validator validators = 4001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  repeated uint64 balances = 4002 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+
+  // Randomness [5001-6000]
+  repeated bytes randao_mixes = 5001 [(ethereum.eth.ext.ssz_size) = "randao_mixes.size"];
+
+  // Slashings [6001-7000]
+  repeated uint64 slashings = 6001 [(ethereum.eth.ext.ssz_size) = "slashings.size"];
+
+  // Participation [7001-8000]
+  bytes previous_epoch_participation = 7001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  bytes current_epoch_participation = 7002 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+
+  // Finality [8001-9000]
+  // Spec type [4]Bitvector which means this would be a fixed size of 4 bits.
+  bytes justification_bits = 8001 [(ethereum.eth.ext.ssz_size) = "1", (ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/go-bitfield.Bitvector4"];
+  Checkpoint previous_justified_checkpoint = 8002;
+  Checkpoint current_justified_checkpoint = 8003;
+  Checkpoint finalized_checkpoint = 8004;
+
+  // Fields introduced in Altair fork [9001-10000]
+  repeated uint64 inactivity_scores = 9001 [(ethereum.eth.ext.ssz_max) = "1099511627776"];
+  SyncCommittee current_sync_committee = 9002;
+  SyncCommittee next_sync_committee = 9003;
+
+  // Fields introduced in Bellatrix fork [10001-11000]
+  ethereum.engine.v1.ExecutionPayloadHeaderDeneb latest_execution_payload_header = 10001; // [New in Deneb]
+
+  // Fields introduced in Capella fork [11001-12000]
+  uint64 next_withdrawal_index = 11001;
+  uint64 next_withdrawal_validator_index = 11002 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"]; 
+  repeated HistoricalSummary historical_summaries = 11003 [(ethereum.eth.ext.ssz_max) = "16777216"];
+}
+
 // PowBlock is a definition from Bellatrix fork choice spec to represent a block with total difficulty in the PoW chain.
 // Spec:
 // class PowBlock(Container):

proto/prysm/v1alpha1/blobs.pb.go

@@ -0,0 +1,745 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.30.0
+// 	protoc        v4.23.3
+// source: proto/prysm/v1alpha1/blobs.proto
+
+package eth
+
+import (
+	reflect "reflect"
+	sync "sync"
+
+	github_com_prysmaticlabs_prysm_v4_consensus_types_primitives "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives"
+	_ "github.com/prysmaticlabs/prysm/v4/proto/eth/ext"
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type BlobSidecars struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Sidecars []*BlobSidecar `protobuf:"bytes,1,rep,name=sidecars,proto3" json:"sidecars,omitempty"`
+}
+
+func (x *BlobSidecars) Reset() {
+	*x = BlobSidecars{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[0]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobSidecars) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobSidecars) ProtoMessage() {}
+
+func (x *BlobSidecars) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[0]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobSidecars.ProtoReflect.Descriptor instead.
+func (*BlobSidecars) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *BlobSidecars) GetSidecars() []*BlobSidecar {
+	if x != nil {
+		return x.Sidecars
+	}
+	return nil
+}
+
+type BlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot       []byte                                                                      `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index           uint64                                                                      `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+	Slot            github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot           `protobuf:"varint,3,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	BlockParentRoot []byte                                                                      `protobuf:"bytes,4,opt,name=block_parent_root,json=blockParentRoot,proto3" json:"block_parent_root,omitempty" ssz-size:"32"`
+	ProposerIndex   github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex `protobuf:"varint,5,opt,name=proposer_index,json=proposerIndex,proto3" json:"proposer_index,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"`
+	Blob            []byte                                                                      `protobuf:"bytes,6,opt,name=blob,proto3" json:"blob,omitempty" ssz-size:"131072"`
+	KzgCommitment   []byte                                                                      `protobuf:"bytes,7,opt,name=kzg_commitment,json=kzgCommitment,proto3" json:"kzg_commitment,omitempty" ssz-size:"48"`
+	KzgProof        []byte                                                                      `protobuf:"bytes,8,opt,name=kzg_proof,json=kzgProof,proto3" json:"kzg_proof,omitempty" ssz-size:"48"`
+}
+
+func (x *BlobSidecar) Reset() {
+	*x = BlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobSidecar) ProtoMessage() {}
+
+func (x *BlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[1]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobSidecar.ProtoReflect.Descriptor instead.
+func (*BlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *BlobSidecar) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+func (x *BlobSidecar) GetSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BlobSidecar) GetBlockParentRoot() []byte {
+	if x != nil {
+		return x.BlockParentRoot
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetProposerIndex() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.ProposerIndex
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BlobSidecar) GetBlob() []byte {
+	if x != nil {
+		return x.Blob
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetKzgCommitment() []byte {
+	if x != nil {
+		return x.KzgCommitment
+	}
+	return nil
+}
+
+func (x *BlobSidecar) GetKzgProof() []byte {
+	if x != nil {
+		return x.KzgProof
+	}
+	return nil
+}
+
+type SignedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message   *BlobSidecar `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	Signature []byte       `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty" ssz-size:"96"`
+}
+
+func (x *SignedBlobSidecar) Reset() {
+	*x = SignedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SignedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SignedBlobSidecar) ProtoMessage() {}
+
+func (x *SignedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[2]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SignedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*SignedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *SignedBlobSidecar) GetMessage() *BlobSidecar {
+	if x != nil {
+		return x.Message
+	}
+	return nil
+}
+
+func (x *SignedBlobSidecar) GetSignature() []byte {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type BlindedBlobSidecars struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Sidecars []*BlindedBlobSidecar `protobuf:"bytes,1,rep,name=sidecars,proto3" json:"sidecars,omitempty" ssz-max:"6"`
+}
+
+func (x *BlindedBlobSidecars) Reset() {
+	*x = BlindedBlobSidecars{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlindedBlobSidecars) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlindedBlobSidecars) ProtoMessage() {}
+
+func (x *BlindedBlobSidecars) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[3]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlindedBlobSidecars.ProtoReflect.Descriptor instead.
+func (*BlindedBlobSidecars) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *BlindedBlobSidecars) GetSidecars() []*BlindedBlobSidecar {
+	if x != nil {
+		return x.Sidecars
+	}
+	return nil
+}
+
+type BlindedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot       []byte                                                                      `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index           uint64                                                                      `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+	Slot            github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot           `protobuf:"varint,3,opt,name=slot,proto3" json:"slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	BlockParentRoot []byte                                                                      `protobuf:"bytes,4,opt,name=block_parent_root,json=blockParentRoot,proto3" json:"block_parent_root,omitempty" ssz-size:"32"`
+	ProposerIndex   github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex `protobuf:"varint,5,opt,name=proposer_index,json=proposerIndex,proto3" json:"proposer_index,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"`
+	BlobRoot        []byte                                                                      `protobuf:"bytes,6,opt,name=blob_root,json=blobRoot,proto3" json:"blob_root,omitempty" ssz-size:"32"`
+	KzgCommitment   []byte                                                                      `protobuf:"bytes,7,opt,name=kzg_commitment,json=kzgCommitment,proto3" json:"kzg_commitment,omitempty" ssz-size:"48"`
+	KzgProof        []byte                                                                      `protobuf:"bytes,8,opt,name=kzg_proof,json=kzgProof,proto3" json:"kzg_proof,omitempty" ssz-size:"48"`
+}
+
+func (x *BlindedBlobSidecar) Reset() {
+	*x = BlindedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlindedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlindedBlobSidecar) ProtoMessage() {}
+
+func (x *BlindedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[4]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlindedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*BlindedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *BlindedBlobSidecar) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+func (x *BlindedBlobSidecar) GetSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.Slot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BlindedBlobSidecar) GetBlockParentRoot() []byte {
+	if x != nil {
+		return x.BlockParentRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetProposerIndex() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex {
+	if x != nil {
+		return x.ProposerIndex
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.ValidatorIndex(0)
+}
+
+func (x *BlindedBlobSidecar) GetBlobRoot() []byte {
+	if x != nil {
+		return x.BlobRoot
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetKzgCommitment() []byte {
+	if x != nil {
+		return x.KzgCommitment
+	}
+	return nil
+}
+
+func (x *BlindedBlobSidecar) GetKzgProof() []byte {
+	if x != nil {
+		return x.KzgProof
+	}
+	return nil
+}
+
+type SignedBlindedBlobSidecar struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Message   *BlindedBlobSidecar `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	Signature []byte              `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty" ssz-size:"96"`
+}
+
+func (x *SignedBlindedBlobSidecar) Reset() {
+	*x = SignedBlindedBlobSidecar{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SignedBlindedBlobSidecar) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SignedBlindedBlobSidecar) ProtoMessage() {}
+
+func (x *SignedBlindedBlobSidecar) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SignedBlindedBlobSidecar.ProtoReflect.Descriptor instead.
+func (*SignedBlindedBlobSidecar) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *SignedBlindedBlobSidecar) GetMessage() *BlindedBlobSidecar {
+	if x != nil {
+		return x.Message
+	}
+	return nil
+}
+
+func (x *SignedBlindedBlobSidecar) GetSignature() []byte {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type BlobIdentifier struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	BlockRoot []byte `protobuf:"bytes,1,opt,name=block_root,json=blockRoot,proto3" json:"block_root,omitempty" ssz-size:"32"`
+	Index     uint64 `protobuf:"varint,2,opt,name=index,proto3" json:"index,omitempty"`
+}
+
+func (x *BlobIdentifier) Reset() {
+	*x = BlobIdentifier{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobIdentifier) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobIdentifier) ProtoMessage() {}
+
+func (x *BlobIdentifier) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_blobs_proto_msgTypes[6]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobIdentifier.ProtoReflect.Descriptor instead.
+func (*BlobIdentifier) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP(), []int{6}
+}
+
+func (x *BlobIdentifier) GetBlockRoot() []byte {
+	if x != nil {
+		return x.BlockRoot
+	}
+	return nil
+}
+
+func (x *BlobIdentifier) GetIndex() uint64 {
+	if x != nil {
+		return x.Index
+	}
+	return 0
+}
+
+var File_proto_prysm_v1alpha1_blobs_proto protoreflect.FileDescriptor
+
+var file_proto_prysm_v1alpha1_blobs_proto_rawDesc = []byte{
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+	0x6c, 0x70, 0x68, 0x61, 0x31, 0x42, 0x0a, 0x42, 0x6c, 0x6f, 0x62, 0x73, 0x50, 0x72, 0x6f, 0x74,
+	0x6f, 0x50, 0x01, 0x5a, 0x3a, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f,
+	0x70, 0x72, 0x79, 0x73, 0x6d, 0x61, 0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72,
+	0x79, 0x73, 0x6d, 0x2f, 0x76, 0x34, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x72, 0x79,
+	0x73, 0x6d, 0x2f, 0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x3b, 0x65, 0x74, 0x68, 0xaa,
+	0x02, 0x15, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x45, 0x74, 0x68, 0x2e, 0x76,
+	0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0xca, 0x02, 0x15, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65,
+	0x75, 0x6d, 0x5c, 0x45, 0x74, 0x68, 0x5c, 0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x62,
+	0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+}
+
+var (
+	file_proto_prysm_v1alpha1_blobs_proto_rawDescOnce sync.Once
+	file_proto_prysm_v1alpha1_blobs_proto_rawDescData = file_proto_prysm_v1alpha1_blobs_proto_rawDesc
+)
+
+func file_proto_prysm_v1alpha1_blobs_proto_rawDescGZIP() []byte {
+	file_proto_prysm_v1alpha1_blobs_proto_rawDescOnce.Do(func() {
+		file_proto_prysm_v1alpha1_blobs_proto_rawDescData = protoimpl.X.CompressGZIP(file_proto_prysm_v1alpha1_blobs_proto_rawDescData)
+	})
+	return file_proto_prysm_v1alpha1_blobs_proto_rawDescData
+}
+
+var file_proto_prysm_v1alpha1_blobs_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_proto_prysm_v1alpha1_blobs_proto_goTypes = []interface{}{
+	(*BlobSidecars)(nil),             // 0: ethereum.eth.v1alpha1.BlobSidecars
+	(*BlobSidecar)(nil),              // 1: ethereum.eth.v1alpha1.BlobSidecar
+	(*SignedBlobSidecar)(nil),        // 2: ethereum.eth.v1alpha1.SignedBlobSidecar
+	(*BlindedBlobSidecars)(nil),      // 3: ethereum.eth.v1alpha1.BlindedBlobSidecars
+	(*BlindedBlobSidecar)(nil),       // 4: ethereum.eth.v1alpha1.BlindedBlobSidecar
+	(*SignedBlindedBlobSidecar)(nil), // 5: ethereum.eth.v1alpha1.SignedBlindedBlobSidecar
+	(*BlobIdentifier)(nil),           // 6: ethereum.eth.v1alpha1.BlobIdentifier
+}
+var file_proto_prysm_v1alpha1_blobs_proto_depIdxs = []int32{
+	1, // 0: ethereum.eth.v1alpha1.BlobSidecars.sidecars:type_name -> ethereum.eth.v1alpha1.BlobSidecar
+	1, // 1: ethereum.eth.v1alpha1.SignedBlobSidecar.message:type_name -> ethereum.eth.v1alpha1.BlobSidecar
+	4, // 2: ethereum.eth.v1alpha1.BlindedBlobSidecars.sidecars:type_name -> ethereum.eth.v1alpha1.BlindedBlobSidecar
+	4, // 3: ethereum.eth.v1alpha1.SignedBlindedBlobSidecar.message:type_name -> ethereum.eth.v1alpha1.BlindedBlobSidecar
+	4, // [4:4] is the sub-list for method output_type
+	4, // [4:4] is the sub-list for method input_type
+	4, // [4:4] is the sub-list for extension type_name
+	4, // [4:4] is the sub-list for extension extendee
+	0, // [0:4] is the sub-list for field type_name
+}
+
+func init() { file_proto_prysm_v1alpha1_blobs_proto_init() }
+func file_proto_prysm_v1alpha1_blobs_proto_init() {
+	if File_proto_prysm_v1alpha1_blobs_proto != nil {
+		return
+	}
+	if !protoimpl.UnsafeEnabled {
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobSidecars); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SignedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlindedBlobSidecars); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlindedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SignedBlindedBlobSidecar); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_proto_prysm_v1alpha1_blobs_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobIdentifier); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: file_proto_prysm_v1alpha1_blobs_proto_rawDesc,
+			NumEnums:      0,
+			NumMessages:   7,
+			NumExtensions: 0,
+			NumServices:   0,
+		},
+		GoTypes:           file_proto_prysm_v1alpha1_blobs_proto_goTypes,
+		DependencyIndexes: file_proto_prysm_v1alpha1_blobs_proto_depIdxs,
+		MessageInfos:      file_proto_prysm_v1alpha1_blobs_proto_msgTypes,
+	}.Build()
+	File_proto_prysm_v1alpha1_blobs_proto = out.File
+	file_proto_prysm_v1alpha1_blobs_proto_rawDesc = nil
+	file_proto_prysm_v1alpha1_blobs_proto_goTypes = nil
+	file_proto_prysm_v1alpha1_blobs_proto_depIdxs = nil
+}

proto/prysm/v1alpha1/blobs.pb.gw.go

@@ -0,0 +1,4 @@
+//go:build ignore
+// +build ignore
+
+package ignore

proto/prysm/v1alpha1/blobs.proto

@@ -0,0 +1,70 @@
+// Copyright 2022 Prysmatic Labs.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+syntax = "proto3";
+
+package ethereum.eth.v1alpha1;
+
+import "proto/eth/ext/options.proto";
+
+option csharp_namespace = "Ethereum.Eth.v1alpha1";
+option go_package = "github.com/prysmaticlabs/prysm/v4/proto/prysm/v1alpha1;eth";
+option java_multiple_files = true;
+option java_outer_classname = "BlobsProto";
+option java_package = "org.ethereum.eth.v1alpha1";
+option php_namespace = "Ethereum\\Eth\\v1alpha1";
+
+message BlobSidecars {
+    repeated BlobSidecar sidecars = 1;
+}
+
+message BlobSidecar {
+        bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 index = 2;
+        uint64 slot = 3 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+        bytes block_parent_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 proposer_index = 5 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+        bytes blob = 6 [(ethereum.eth.ext.ssz_size) = "blob.size"];
+        bytes kzg_commitment = 7 [(ethereum.eth.ext.ssz_size) = "48"];
+        bytes kzg_proof = 8 [(ethereum.eth.ext.ssz_size) = "48"];
+}
+
+message SignedBlobSidecar {
+        BlobSidecar message = 1;
+        bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BlindedBlobSidecars {
+        repeated BlindedBlobSidecar sidecars = 1 [(ethereum.eth.ext.ssz_max) = "max_blobs_per_block.size"];
+}
+
+message BlindedBlobSidecar {
+        bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 index = 2;
+        uint64 slot = 3 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+        bytes block_parent_root = 4 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 proposer_index = 5 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.ValidatorIndex"];
+        bytes blob_root = 6 [(ethereum.eth.ext.ssz_size) = "32"];
+        bytes kzg_commitment = 7 [(ethereum.eth.ext.ssz_size) = "48"];
+        bytes kzg_proof = 8 [(ethereum.eth.ext.ssz_size) = "48"];
+}
+
+message SignedBlindedBlobSidecar {
+        BlindedBlobSidecar message = 1;
+        bytes signature = 2 [(ethereum.eth.ext.ssz_size) = "96"];
+}
+
+message BlobIdentifier {
+        bytes block_root = 1 [(ethereum.eth.ext.ssz_size) = "32"];
+        uint64 index = 2;
+}

proto/prysm/v1alpha1/cloners.go

@@ -512,6 +512,52 @@ func CopyBlindedBeaconBlockBodyCapella(body *BlindedBeaconBlockBodyCapella) *Bli
 	}
 }
 
+// CopySignedBlindedBeaconBlockDeneb copies the provided SignedBlindedBeaconBlockDeneb.
+func CopySignedBlindedBeaconBlockDeneb(sigBlock *SignedBlindedBeaconBlockDeneb) *SignedBlindedBeaconBlockDeneb {
+	if sigBlock == nil {
+		return nil
+	}
+	return &SignedBlindedBeaconBlockDeneb{
+		Block:     CopyBlindedBeaconBlockDeneb(sigBlock.Block),
+		Signature: bytesutil.SafeCopyBytes(sigBlock.Signature),
+	}
+}
+
+// CopyBlindedBeaconBlockDeneb copies the provided BlindedBeaconBlockDeneb.
+func CopyBlindedBeaconBlockDeneb(block *BlindedBeaconBlockDeneb) *BlindedBeaconBlockDeneb {
+	if block == nil {
+		return nil
+	}
+	return &BlindedBeaconBlockDeneb{
+		Slot:          block.Slot,
+		ProposerIndex: block.ProposerIndex,
+		ParentRoot:    bytesutil.SafeCopyBytes(block.ParentRoot),
+		StateRoot:     bytesutil.SafeCopyBytes(block.StateRoot),
+		Body:          CopyBlindedBeaconBlockBodyDeneb(block.Body),
+	}
+}
+
+// CopyBlindedBeaconBlockBodyDeneb copies the provided BlindedBeaconBlockBodyDeneb.
+func CopyBlindedBeaconBlockBodyDeneb(body *BlindedBeaconBlockBodyDeneb) *BlindedBeaconBlockBodyDeneb {
+	if body == nil {
+		return nil
+	}
+	return &BlindedBeaconBlockBodyDeneb{
+		RandaoReveal:           bytesutil.SafeCopyBytes(body.RandaoReveal),
+		Eth1Data:               CopyETH1Data(body.Eth1Data),
+		Graffiti:               bytesutil.SafeCopyBytes(body.Graffiti),
+		ProposerSlashings:      CopyProposerSlashings(body.ProposerSlashings),
+		AttesterSlashings:      CopyAttesterSlashings(body.AttesterSlashings),
+		Attestations:           CopyAttestations(body.Attestations),
+		Deposits:               CopyDeposits(body.Deposits),
+		VoluntaryExits:         CopySignedVoluntaryExits(body.VoluntaryExits),
+		SyncAggregate:          CopySyncAggregate(body.SyncAggregate),
+		ExecutionPayloadHeader: CopyExecutionPayloadHeaderDeneb(body.ExecutionPayloadHeader),
+		BlsToExecutionChanges:  CopyBLSToExecutionChanges(body.BlsToExecutionChanges),
+		BlobKzgCommitments:     CopyBlobKZGs(body.BlobKzgCommitments),
+	}
+}
+
 // CopyExecutionPayload copies the provided execution payload.
 func CopyExecutionPayload(payload *enginev1.ExecutionPayload) *enginev1.ExecutionPayload {
 	if payload == nil {
@@ -699,6 +745,109 @@ func CopyBLSToExecutionChanges(changes []*SignedBLSToExecutionChange) []*SignedB
 	return res
 }
 
+// CopyBlobKZGs copies the provided blob kzgs object.
+func CopyBlobKZGs(b [][]byte) [][]byte {
+	return bytesutil.SafeCopy2dBytes(b)
+}
+
+// CopySignedBeaconBlockDeneb copies the provided SignedBeaconBlockDeneb.
+func CopySignedBeaconBlockDeneb(sigBlock *SignedBeaconBlockDeneb) *SignedBeaconBlockDeneb {
+	if sigBlock == nil {
+		return nil
+	}
+	return &SignedBeaconBlockDeneb{
+		Block:     CopyBeaconBlockDeneb(sigBlock.Block),
+		Signature: bytesutil.SafeCopyBytes(sigBlock.Signature),
+	}
+}
+
+// CopyBeaconBlockDeneb copies the provided BeaconBlockDeneb.
+func CopyBeaconBlockDeneb(block *BeaconBlockDeneb) *BeaconBlockDeneb {
+	if block == nil {
+		return nil
+	}
+	return &BeaconBlockDeneb{
+		Slot:          block.Slot,
+		ProposerIndex: block.ProposerIndex,
+		ParentRoot:    bytesutil.SafeCopyBytes(block.ParentRoot),
+		StateRoot:     bytesutil.SafeCopyBytes(block.StateRoot),
+		Body:          CopyBeaconBlockBodyDeneb(block.Body),
+	}
+}
+
+// CopyBeaconBlockBodyDeneb copies the provided BeaconBlockBodyDeneb.
+func CopyBeaconBlockBodyDeneb(body *BeaconBlockBodyDeneb) *BeaconBlockBodyDeneb {
+	if body == nil {
+		return nil
+	}
+	return &BeaconBlockBodyDeneb{
+		RandaoReveal:          bytesutil.SafeCopyBytes(body.RandaoReveal),
+		Eth1Data:              CopyETH1Data(body.Eth1Data),
+		Graffiti:              bytesutil.SafeCopyBytes(body.Graffiti),
+		ProposerSlashings:     CopyProposerSlashings(body.ProposerSlashings),
+		AttesterSlashings:     CopyAttesterSlashings(body.AttesterSlashings),
+		Attestations:          CopyAttestations(body.Attestations),
+		Deposits:              CopyDeposits(body.Deposits),
+		VoluntaryExits:        CopySignedVoluntaryExits(body.VoluntaryExits),
+		SyncAggregate:         CopySyncAggregate(body.SyncAggregate),
+		ExecutionPayload:      CopyExecutionPayloadDeneb(body.ExecutionPayload),
+		BlsToExecutionChanges: CopyBLSToExecutionChanges(body.BlsToExecutionChanges),
+		BlobKzgCommitments:    CopyBlobKZGs(body.BlobKzgCommitments),
+	}
+}
+
+// CopyExecutionPayloadHeaderDeneb copies the provided execution payload object.
+func CopyExecutionPayloadHeaderDeneb(payload *enginev1.ExecutionPayloadHeaderDeneb) *enginev1.ExecutionPayloadHeaderDeneb {
+	if payload == nil {
+		return nil
+	}
+	return &enginev1.ExecutionPayloadHeaderDeneb{
+		ParentHash:       bytesutil.SafeCopyBytes(payload.ParentHash),
+		FeeRecipient:     bytesutil.SafeCopyBytes(payload.FeeRecipient),
+		StateRoot:        bytesutil.SafeCopyBytes(payload.StateRoot),
+		ReceiptsRoot:     bytesutil.SafeCopyBytes(payload.ReceiptsRoot),
+		LogsBloom:        bytesutil.SafeCopyBytes(payload.LogsBloom),
+		PrevRandao:       bytesutil.SafeCopyBytes(payload.PrevRandao),
+		BlockNumber:      payload.BlockNumber,
+		GasLimit:         payload.GasLimit,
+		GasUsed:          payload.GasUsed,
+		Timestamp:        payload.Timestamp,
+		BlobGasUsed:      payload.BlobGasUsed,
+		ExcessBlobGas:    payload.ExcessBlobGas,
+		BaseFeePerGas:    bytesutil.SafeCopyBytes(payload.BaseFeePerGas),
+		ExtraData:        bytesutil.SafeCopyBytes(payload.ExtraData),
+		BlockHash:        bytesutil.SafeCopyBytes(payload.BlockHash),
+		TransactionsRoot: bytesutil.SafeCopyBytes(payload.TransactionsRoot),
+		WithdrawalsRoot:  bytesutil.SafeCopyBytes(payload.WithdrawalsRoot),
+	}
+}
+
+// CopyExecutionPayloadDeneb copies the provided execution payload.
+func CopyExecutionPayloadDeneb(payload *enginev1.ExecutionPayloadDeneb) *enginev1.ExecutionPayloadDeneb {
+	if payload == nil {
+		return nil
+	}
+	return &enginev1.ExecutionPayloadDeneb{
+		ParentHash:    bytesutil.SafeCopyBytes(payload.ParentHash),
+		FeeRecipient:  bytesutil.SafeCopyBytes(payload.FeeRecipient),
+		StateRoot:     bytesutil.SafeCopyBytes(payload.StateRoot),
+		ReceiptsRoot:  bytesutil.SafeCopyBytes(payload.ReceiptsRoot),
+		LogsBloom:     bytesutil.SafeCopyBytes(payload.LogsBloom),
+		PrevRandao:    bytesutil.SafeCopyBytes(payload.PrevRandao),
+		BlockNumber:   payload.BlockNumber,
+		GasLimit:      payload.GasLimit,
+		GasUsed:       payload.GasUsed,
+		Timestamp:     payload.Timestamp,
+		BlobGasUsed:   payload.BlobGasUsed,
+		ExcessBlobGas: payload.ExcessBlobGas,
+		ExtraData:     bytesutil.SafeCopyBytes(payload.ExtraData),
+		BaseFeePerGas: bytesutil.SafeCopyBytes(payload.BaseFeePerGas),
+		BlockHash:     bytesutil.SafeCopyBytes(payload.BlockHash),
+		Transactions:  bytesutil.SafeCopy2dBytes(payload.Transactions),
+		Withdrawals:   CopyWithdrawalSlice(payload.Withdrawals),
+	}
+}
+
 // CopyHistoricalSummaries copies the historical summaries.
 func CopyHistoricalSummaries(summaries []*HistoricalSummary) []*HistoricalSummary {
 	if summaries == nil {

proto/prysm/v1alpha1/cloners_test.go

@@ -329,6 +329,16 @@ func TestCopyPayloadHeaderCapella(t *testing.T) {
 	assert.NotEmpty(t, got, "Copied execution payload header has empty fields")
 }
 
+func TestCopyPayloadHeaderDeneb(t *testing.T) {
+	p := genPayloadHeaderDeneb()
+
+	got := v1alpha1.CopyExecutionPayloadHeaderDeneb(p)
+	if !reflect.DeepEqual(got, p) {
+		t.Errorf("TestCopyPayloadHeaderDeneb() = %v, want %v", got, p)
+	}
+	assert.NotEmpty(t, got, "Copied execution payload header has empty fields")
+}
+
 func TestCopySignedBeaconBlockBellatrix(t *testing.T) {
 	sbb := genSignedBeaconBlockBellatrix()
 
@@ -449,6 +459,66 @@ func TestCopyBlindedBeaconBlockBodyCapella(t *testing.T) {
 	assert.NotEmpty(t, bb, "Copied blinded beacon block body Capella has empty fields")
 }
 
+func TestCopySignedBeaconBlockDeneb(t *testing.T) {
+	sbb := genSignedBeaconBlockDeneb()
+
+	got := v1alpha1.CopySignedBeaconBlockDeneb(sbb)
+	if !reflect.DeepEqual(got, sbb) {
+		t.Errorf("CopySignedBeaconBlockDeneb() = %v, want %v", got, sbb)
+	}
+	assert.NotEmpty(t, sbb, "Copied signed beacon block Deneb has empty fields")
+}
+
+func TestCopyBeaconBlockDeneb(t *testing.T) {
+	b := genBeaconBlockDeneb()
+
+	got := v1alpha1.CopyBeaconBlockDeneb(b)
+	if !reflect.DeepEqual(got, b) {
+		t.Errorf("CopyBeaconBlockDeneb() = %v, want %v", got, b)
+	}
+	assert.NotEmpty(t, b, "Copied beacon block Deneb has empty fields")
+}
+
+func TestCopyBeaconBlockBodyDeneb(t *testing.T) {
+	bb := genBeaconBlockBodyDeneb()
+
+	got := v1alpha1.CopyBeaconBlockBodyDeneb(bb)
+	if !reflect.DeepEqual(got, bb) {
+		t.Errorf("CopyBeaconBlockBodyDeneb() = %v, want %v", got, bb)
+	}
+	assert.NotEmpty(t, bb, "Copied beacon block body Deneb has empty fields")
+}
+
+func TestCopySignedBlindedBeaconBlockDeneb(t *testing.T) {
+	sbb := genSignedBlindedBeaconBlockDeneb()
+
+	got := v1alpha1.CopySignedBlindedBeaconBlockDeneb(sbb)
+	if !reflect.DeepEqual(got, sbb) {
+		t.Errorf("CopySignedBlindedBeaconBlockDeneb() = %v, want %v", got, sbb)
+	}
+	assert.NotEmpty(t, sbb, "Copied signed blinded beacon block Deneb has empty fields")
+}
+
+func TestCopyBlindedBeaconBlockDeneb(t *testing.T) {
+	b := genBlindedBeaconBlockDeneb()
+
+	got := v1alpha1.CopyBlindedBeaconBlockDeneb(b)
+	if !reflect.DeepEqual(got, b) {
+		t.Errorf("CopyBlindedBeaconBlockDeneb() = %v, want %v", got, b)
+	}
+	assert.NotEmpty(t, b, "Copied blinded beacon block Deneb has empty fields")
+}
+
+func TestCopyBlindedBeaconBlockBodyDeneb(t *testing.T) {
+	bb := genBlindedBeaconBlockBodyDeneb()
+
+	got := v1alpha1.CopyBlindedBeaconBlockBodyDeneb(bb)
+	if !reflect.DeepEqual(got, bb) {
+		t.Errorf("CopyBlindedBeaconBlockBodyDeneb() = %v, want %v", got, bb)
+	}
+	assert.NotEmpty(t, bb, "Copied blinded beacon block body Deneb has empty fields")
+}
+
 func bytes(length int) []byte {
 	b := make([]byte, length)
 	for i := 0; i < length; i++ {
@@ -838,6 +908,82 @@ func genSignedBlindedBeaconBlockCapella() *v1alpha1.SignedBlindedBeaconBlockCape
 	}
 }
 
+func genBeaconBlockBodyDeneb() *v1alpha1.BeaconBlockBodyDeneb {
+	return &v1alpha1.BeaconBlockBodyDeneb{
+		RandaoReveal:          bytes(96),
+		Eth1Data:              genEth1Data(),
+		Graffiti:              bytes(32),
+		ProposerSlashings:     genProposerSlashings(5),
+		AttesterSlashings:     genAttesterSlashings(5),
+		Attestations:          genAttestations(10),
+		Deposits:              genDeposits(5),
+		VoluntaryExits:        genSignedVoluntaryExits(12),
+		SyncAggregate:         genSyncAggregate(),
+		ExecutionPayload:      genPayloadDeneb(),
+		BlsToExecutionChanges: genBLSToExecutionChanges(10),
+		BlobKzgCommitments:    getKZGCommitments(4),
+	}
+}
+
+func genBeaconBlockDeneb() *v1alpha1.BeaconBlockDeneb {
+	return &v1alpha1.BeaconBlockDeneb{
+		Slot:          123455,
+		ProposerIndex: 55433,
+		ParentRoot:    bytes(32),
+		StateRoot:     bytes(32),
+		Body:          genBeaconBlockBodyDeneb(),
+	}
+}
+
+func genSignedBeaconBlockDeneb() *v1alpha1.SignedBeaconBlockDeneb {
+	return &v1alpha1.SignedBeaconBlockDeneb{
+		Block:     genBeaconBlockDeneb(),
+		Signature: bytes(96),
+	}
+}
+
+func genBlindedBeaconBlockBodyDeneb() *v1alpha1.BlindedBeaconBlockBodyDeneb {
+	return &v1alpha1.BlindedBeaconBlockBodyDeneb{
+		RandaoReveal:           bytes(96),
+		Eth1Data:               genEth1Data(),
+		Graffiti:               bytes(32),
+		ProposerSlashings:      genProposerSlashings(5),
+		AttesterSlashings:      genAttesterSlashings(5),
+		Attestations:           genAttestations(10),
+		Deposits:               genDeposits(5),
+		VoluntaryExits:         genSignedVoluntaryExits(12),
+		SyncAggregate:          genSyncAggregate(),
+		ExecutionPayloadHeader: genPayloadHeaderDeneb(),
+		BlsToExecutionChanges:  genBLSToExecutionChanges(10),
+		BlobKzgCommitments:     getKZGCommitments(4),
+	}
+}
+
+func getKZGCommitments(n int) [][]byte {
+	kzgs := make([][]byte, n)
+	for i := 0; i < n; i++ {
+		kzgs[i] = bytes(48)
+	}
+	return kzgs
+}
+
+func genBlindedBeaconBlockDeneb() *v1alpha1.BlindedBeaconBlockDeneb {
+	return &v1alpha1.BlindedBeaconBlockDeneb{
+		Slot:          123455,
+		ProposerIndex: 55433,
+		ParentRoot:    bytes(32),
+		StateRoot:     bytes(32),
+		Body:          genBlindedBeaconBlockBodyDeneb(),
+	}
+}
+
+func genSignedBlindedBeaconBlockDeneb() *v1alpha1.SignedBlindedBeaconBlockDeneb {
+	return &v1alpha1.SignedBlindedBeaconBlockDeneb{
+		Block:     genBlindedBeaconBlockDeneb(),
+		Signature: bytes(32),
+	}
+}
+
 func genSyncCommitteeMessage() *v1alpha1.SyncCommitteeMessage {
 	return &v1alpha1.SyncCommitteeMessage{
 		Slot:           424555,
@@ -899,6 +1045,41 @@ func genPayloadCapella() *enginev1.ExecutionPayloadCapella {
 	}
 }
 
+func genPayloadDeneb() *enginev1.ExecutionPayloadDeneb {
+	return &enginev1.ExecutionPayloadDeneb{
+		ParentHash:    bytes(32),
+		FeeRecipient:  bytes(20),
+		StateRoot:     bytes(32),
+		ReceiptsRoot:  bytes(32),
+		LogsBloom:     bytes(256),
+		PrevRandao:    bytes(32),
+		BlockNumber:   1,
+		GasLimit:      2,
+		GasUsed:       3,
+		Timestamp:     4,
+		ExtraData:     bytes(32),
+		BaseFeePerGas: bytes(32),
+		BlockHash:     bytes(32),
+		Transactions:  [][]byte{{'a'}, {'b'}, {'c'}},
+		Withdrawals: []*enginev1.Withdrawal{
+			{
+				Index:          123,
+				ValidatorIndex: 123,
+				Address:        bytes(20),
+				Amount:         123,
+			},
+			{
+				Index:          124,
+				ValidatorIndex: 456,
+				Address:        bytes(20),
+				Amount:         456,
+			},
+		},
+		BlobGasUsed:   5,
+		ExcessBlobGas: 6,
+	}
+}
+
 func genPayloadHeader() *enginev1.ExecutionPayloadHeader {
 	return &enginev1.ExecutionPayloadHeader{
 		ParentHash:       bytes(32),
@@ -938,6 +1119,28 @@ func genPayloadHeaderCapella() *enginev1.ExecutionPayloadHeaderCapella {
 	}
 }
 
+func genPayloadHeaderDeneb() *enginev1.ExecutionPayloadHeaderDeneb {
+	return &enginev1.ExecutionPayloadHeaderDeneb{
+		ParentHash:       bytes(32),
+		FeeRecipient:     bytes(20),
+		StateRoot:        bytes(32),
+		ReceiptsRoot:     bytes(32),
+		LogsBloom:        bytes(256),
+		PrevRandao:       bytes(32),
+		BlockNumber:      1,
+		GasLimit:         2,
+		GasUsed:          3,
+		Timestamp:        4,
+		ExtraData:        bytes(32),
+		BaseFeePerGas:    bytes(32),
+		BlockHash:        bytes(32),
+		TransactionsRoot: bytes(32),
+		WithdrawalsRoot:  bytes(32),
+		BlobGasUsed:      5,
+		ExcessBlobGas:    6,
+	}
+}
+
 func genWithdrawals(num int) []*enginev1.Withdrawal {
 	ws := make([]*enginev1.Withdrawal, num)
 	for i := 0; i < num; i++ {

proto/prysm/v1alpha1/p2p_messages.pb.go

@@ -348,6 +348,61 @@ func (x *MetaDataV1) GetSyncnets() github_com_prysmaticlabs_go_bitfield.Bitvecto
 	return github_com_prysmaticlabs_go_bitfield.Bitvector4(nil)
 }
 
+type BlobSidecarsByRangeRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	StartSlot github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot `protobuf:"varint,1,opt,name=start_slot,json=startSlot,proto3" json:"start_slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
+	Count     uint64                                                            `protobuf:"varint,2,opt,name=count,proto3" json:"count,omitempty"`
+}
+
+func (x *BlobSidecarsByRangeRequest) Reset() {
+	*x = BlobSidecarsByRangeRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobSidecarsByRangeRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobSidecarsByRangeRequest) ProtoMessage() {}
+
+func (x *BlobSidecarsByRangeRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobSidecarsByRangeRequest.ProtoReflect.Descriptor instead.
+func (*BlobSidecarsByRangeRequest) Descriptor() ([]byte, []int) {
+	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *BlobSidecarsByRangeRequest) GetStartSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
+	if x != nil {
+		return x.StartSlot
+	}
+	return github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot(0)
+}
+
+func (x *BlobSidecarsByRangeRequest) GetCount() uint64 {
+	if x != nil {
+		return x.Count
+	}
+	return 0
+}
+
 var File_proto_prysm_v1alpha1_p2p_messages_proto protoreflect.FileDescriptor
 
 var file_proto_prysm_v1alpha1_p2p_messages_proto_rawDesc = []byte{
@@ -427,18 +482,27 @@ var file_proto_prysm_v1alpha1_p2p_messages_proto_rawDesc = []byte{
 	0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d,
 	0x61, 0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x67, 0x6f, 0x2d, 0x62, 0x69, 0x74, 0x66,
 	0x69, 0x65, 0x6c, 0x64, 0x2e, 0x42, 0x69, 0x74, 0x76, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x34, 0x8a,
-	0xb5, 0x18, 0x01, 0x31, 0x52, 0x08, 0x73, 0x79, 0x6e, 0x63, 0x6e, 0x65, 0x74, 0x73, 0x42, 0x9b,
-	0x01, 0x0a, 0x19, 0x6f, 0x72, 0x67, 0x2e, 0x65, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e,
-	0x65, 0x74, 0x68, 0x2e, 0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x42, 0x10, 0x50, 0x32,
-	0x50, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x73, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01,
-	0x5a, 0x3a, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x72, 0x79,
-	0x73, 0x6d, 0x61, 0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d,
-	0x2f, 0x76, 0x34, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f,
-	0x76, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x3b, 0x65, 0x74, 0x68, 0xaa, 0x02, 0x15, 0x45,
-	0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x45, 0x74, 0x68, 0x2e, 0x56, 0x31, 0x61, 0x6c,
-	0x70, 0x68, 0x61, 0x31, 0xca, 0x02, 0x15, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x5c,
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-	0x6f, 0x74, 0x6f, 0x33,
+	0xb5, 0x18, 0x01, 0x31, 0x52, 0x08, 0x73, 0x79, 0x6e, 0x63, 0x6e, 0x65, 0x74, 0x73, 0x22, 0x98,
+	0x01, 0x0a, 0x1a, 0x42, 0x6c, 0x6f, 0x62, 0x53, 0x69, 0x64, 0x65, 0x63, 0x61, 0x72, 0x73, 0x42,
+	0x79, 0x52, 0x61, 0x6e, 0x67, 0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x12, 0x64, 0x0a,
+	0x0a, 0x73, 0x74, 0x61, 0x72, 0x74, 0x5f, 0x73, 0x6c, 0x6f, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28,
+	0x04, 0x42, 0x45, 0x82, 0xb5, 0x18, 0x41, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f,
+	0x6d, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x61, 0x74, 0x69, 0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f,
+	0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76, 0x34, 0x2f, 0x63, 0x6f, 0x6e, 0x73, 0x65, 0x6e, 0x73,
+	0x75, 0x73, 0x2d, 0x74, 0x79, 0x70, 0x65, 0x73, 0x2f, 0x70, 0x72, 0x69, 0x6d, 0x69, 0x74, 0x69,
+	0x76, 0x65, 0x73, 0x2e, 0x53, 0x6c, 0x6f, 0x74, 0x52, 0x09, 0x73, 0x74, 0x61, 0x72, 0x74, 0x53,
+	0x6c, 0x6f, 0x74, 0x12, 0x14, 0x0a, 0x05, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x18, 0x02, 0x20, 0x01,
+	0x28, 0x04, 0x52, 0x05, 0x63, 0x6f, 0x75, 0x6e, 0x74, 0x42, 0x9b, 0x01, 0x0a, 0x19, 0x6f, 0x72,
+	0x67, 0x2e, 0x65, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x2e, 0x65, 0x74, 0x68, 0x2e, 0x76,
+	0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x42, 0x10, 0x50, 0x32, 0x50, 0x4d, 0x65, 0x73, 0x73,
+	0x61, 0x67, 0x65, 0x73, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x50, 0x01, 0x5a, 0x3a, 0x67, 0x69, 0x74,
+	0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x61, 0x74, 0x69,
+	0x63, 0x6c, 0x61, 0x62, 0x73, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76, 0x34, 0x2f, 0x70,
+	0x72, 0x6f, 0x74, 0x6f, 0x2f, 0x70, 0x72, 0x79, 0x73, 0x6d, 0x2f, 0x76, 0x31, 0x61, 0x6c, 0x70,
+	0x68, 0x61, 0x31, 0x3b, 0x65, 0x74, 0x68, 0xaa, 0x02, 0x15, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65,
+	0x75, 0x6d, 0x2e, 0x45, 0x74, 0x68, 0x2e, 0x56, 0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0xca,
+	0x02, 0x15, 0x45, 0x74, 0x68, 0x65, 0x72, 0x65, 0x75, 0x6d, 0x5c, 0x45, 0x74, 0x68, 0x5c, 0x76,
+	0x31, 0x61, 0x6c, 0x70, 0x68, 0x61, 0x31, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -453,13 +517,14 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescGZIP() []byte {
 	return file_proto_prysm_v1alpha1_p2p_messages_proto_rawDescData
 }
 
-var file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_proto_prysm_v1alpha1_p2p_messages_proto_goTypes = []interface{}{
 	(*Status)(nil),                     // 0: ethereum.eth.v1alpha1.Status
 	(*BeaconBlocksByRangeRequest)(nil), // 1: ethereum.eth.v1alpha1.BeaconBlocksByRangeRequest
 	(*ENRForkID)(nil),                  // 2: ethereum.eth.v1alpha1.ENRForkID
 	(*MetaDataV0)(nil),                 // 3: ethereum.eth.v1alpha1.MetaDataV0
 	(*MetaDataV1)(nil),                 // 4: ethereum.eth.v1alpha1.MetaDataV1
+	(*BlobSidecarsByRangeRequest)(nil), // 5: ethereum.eth.v1alpha1.BlobSidecarsByRangeRequest
 }
 var file_proto_prysm_v1alpha1_p2p_messages_proto_depIdxs = []int32{
 	0, // [0:0] is the sub-list for method output_type
@@ -535,6 +600,18 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 				return nil
 			}
 		}
+		file_proto_prysm_v1alpha1_p2p_messages_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobSidecarsByRangeRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -542,7 +619,7 @@ func file_proto_prysm_v1alpha1_p2p_messages_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_proto_prysm_v1alpha1_p2p_messages_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   5,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

proto/prysm/v1alpha1/p2p_messages.proto

@@ -31,6 +31,7 @@ message ENRForkID {
   bytes next_fork_version = 2 [(ethereum.eth.ext.ssz_size) = "4"];
   uint64 next_fork_epoch = 3 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Epoch"];
 }
+
 /*
  Spec Definition:
  MetaData
@@ -56,4 +57,16 @@ message MetaDataV1 {
   uint64 seq_number = 1;
   bytes attnets = 2 [(ethereum.eth.ext.ssz_size) = "8", (ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/go-bitfield.Bitvector64"];
   bytes syncnets = 3 [(ethereum.eth.ext.ssz_size) = "1", (ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/go-bitfield.Bitvector4"];
-}
+}
+
+/*
+ Spec Definition:
+ (
+  start_slot: Slot
+  count: uint64
+ )
+*/
+message BlobSidecarsByRangeRequest {
+  uint64 start_slot = 1 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];
+  uint64 count = 2;
+}

proto/prysm/v1alpha1/validator-client/keymanager.pb.go

@@ -155,6 +155,10 @@ type SignRequest struct {
 	//	*SignRequest_Registration
 	//	*SignRequest_BlockCapella
 	//	*SignRequest_BlindedBlockCapella
+	//	*SignRequest_BlockDeneb
+	//	*SignRequest_BlindedBlockDeneb
+	//	*SignRequest_Blob
+	//	*SignRequest_BlindedBlob
 	Object      isSignRequest_Object                                              `protobuf_oneof:"object"`
 	SigningSlot github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot `protobuf:"varint,6,opt,name=signing_slot,json=signingSlot,proto3" json:"signing_slot,omitempty" cast-type:"github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"`
 }
@@ -324,6 +328,34 @@ func (x *SignRequest) GetBlindedBlockCapella() *v1alpha1.BlindedBeaconBlockCapel
 	return nil
 }
 
+func (x *SignRequest) GetBlockDeneb() *v1alpha1.BeaconBlockDeneb {
+	if x, ok := x.GetObject().(*SignRequest_BlockDeneb); ok {
+		return x.BlockDeneb
+	}
+	return nil
+}
+
+func (x *SignRequest) GetBlindedBlockDeneb() *v1alpha1.BlindedBeaconBlockDeneb {
+	if x, ok := x.GetObject().(*SignRequest_BlindedBlockDeneb); ok {
+		return x.BlindedBlockDeneb
+	}
+	return nil
+}
+
+func (x *SignRequest) GetBlob() *v1alpha1.BlobSidecar {
+	if x, ok := x.GetObject().(*SignRequest_Blob); ok {
+		return x.Blob
+	}
+	return nil
+}
+
+func (x *SignRequest) GetBlindedBlob() *v1alpha1.BlindedBlobSidecar {
+	if x, ok := x.GetObject().(*SignRequest_BlindedBlob); ok {
+		return x.BlindedBlob
+	}
+	return nil
+}
+
 func (x *SignRequest) GetSigningSlot() github_com_prysmaticlabs_prysm_v4_consensus_types_primitives.Slot {
 	if x != nil {
 		return x.SigningSlot
@@ -395,6 +427,22 @@ type SignRequest_BlindedBlockCapella struct {
 	BlindedBlockCapella *v1alpha1.BlindedBeaconBlockCapella `protobuf:"bytes,115,opt,name=blinded_block_capella,json=blindedBlockCapella,proto3,oneof"`
 }
 
+type SignRequest_BlockDeneb struct {
+	BlockDeneb *v1alpha1.BeaconBlockDeneb `protobuf:"bytes,116,opt,name=block_deneb,json=blockDeneb,proto3,oneof"`
+}
+
+type SignRequest_BlindedBlockDeneb struct {
+	BlindedBlockDeneb *v1alpha1.BlindedBeaconBlockDeneb `protobuf:"bytes,117,opt,name=blinded_block_deneb,json=blindedBlockDeneb,proto3,oneof"`
+}
+
+type SignRequest_Blob struct {
+	Blob *v1alpha1.BlobSidecar `protobuf:"bytes,118,opt,name=blob,proto3,oneof"`
+}
+
+type SignRequest_BlindedBlob struct {
+	BlindedBlob *v1alpha1.BlindedBlobSidecar `protobuf:"bytes,119,opt,name=blinded_blob,json=blindedBlob,proto3,oneof"`
+}
+
 func (*SignRequest_Block) isSignRequest_Object() {}
 
 func (*SignRequest_AttestationData) isSignRequest_Object() {}
@@ -425,6 +473,14 @@ func (*SignRequest_BlockCapella) isSignRequest_Object() {}
 
 func (*SignRequest_BlindedBlockCapella) isSignRequest_Object() {}
 
+func (*SignRequest_BlockDeneb) isSignRequest_Object() {}
+
+func (*SignRequest_BlindedBlockDeneb) isSignRequest_Object() {}
+
+func (*SignRequest_Blob) isSignRequest_Object() {}
+
+func (*SignRequest_BlindedBlob) isSignRequest_Object() {}
+
 type SignResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
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 }
 
 var (
@@ -905,7 +983,11 @@ var file_proto_prysm_v1alpha1_validator_client_keymanager_proto_goTypes = []inte
 	(*v1alpha1.ValidatorRegistrationV1)(nil),      // 17: ethereum.eth.v1alpha1.ValidatorRegistrationV1
 	(*v1alpha1.BeaconBlockCapella)(nil),           // 18: ethereum.eth.v1alpha1.BeaconBlockCapella
 	(*v1alpha1.BlindedBeaconBlockCapella)(nil),    // 19: ethereum.eth.v1alpha1.BlindedBeaconBlockCapella
-	(*empty.Empty)(nil),                           // 20: google.protobuf.Empty
+	(*v1alpha1.BeaconBlockDeneb)(nil),             // 20: ethereum.eth.v1alpha1.BeaconBlockDeneb
+	(*v1alpha1.BlindedBeaconBlockDeneb)(nil),      // 21: ethereum.eth.v1alpha1.BlindedBeaconBlockDeneb
+	(*v1alpha1.BlobSidecar)(nil),                  // 22: ethereum.eth.v1alpha1.BlobSidecar
+	(*v1alpha1.BlindedBlobSidecar)(nil),           // 23: ethereum.eth.v1alpha1.BlindedBlobSidecar
+	(*empty.Empty)(nil),                           // 24: google.protobuf.Empty
 }
 var file_proto_prysm_v1alpha1_validator_client_keymanager_proto_depIdxs = []int32{
 	8,  // 0: ethereum.validator.accounts.v2.SignRequest.block:type_name -> ethereum.eth.v1alpha1.BeaconBlock
@@ -920,20 +1002,24 @@ var file_proto_prysm_v1alpha1_validator_client_keymanager_proto_depIdxs = []int3
 	17, // 9: ethereum.validator.accounts.v2.SignRequest.registration:type_name -> ethereum.eth.v1alpha1.ValidatorRegistrationV1
 	18, // 10: ethereum.validator.accounts.v2.SignRequest.block_capella:type_name -> ethereum.eth.v1alpha1.BeaconBlockCapella
 	19, // 11: ethereum.validator.accounts.v2.SignRequest.blinded_block_capella:type_name -> ethereum.eth.v1alpha1.BlindedBeaconBlockCapella
-	0,  // 12: ethereum.validator.accounts.v2.SignResponse.status:type_name -> ethereum.validator.accounts.v2.SignResponse.Status
-	5,  // 13: ethereum.validator.accounts.v2.ProposerOptionPayload.builder:type_name -> ethereum.validator.accounts.v2.BuilderConfig
-	7,  // 14: ethereum.validator.accounts.v2.ProposerSettingsPayload.proposer_config:type_name -> ethereum.validator.accounts.v2.ProposerSettingsPayload.ProposerConfigEntry
-	4,  // 15: ethereum.validator.accounts.v2.ProposerSettingsPayload.default_config:type_name -> ethereum.validator.accounts.v2.ProposerOptionPayload
-	4,  // 16: ethereum.validator.accounts.v2.ProposerSettingsPayload.ProposerConfigEntry.value:type_name -> ethereum.validator.accounts.v2.ProposerOptionPayload
-	20, // 17: ethereum.validator.accounts.v2.RemoteSigner.ListValidatingPublicKeys:input_type -> google.protobuf.Empty
-	2,  // 18: ethereum.validator.accounts.v2.RemoteSigner.Sign:input_type -> ethereum.validator.accounts.v2.SignRequest
-	1,  // 19: ethereum.validator.accounts.v2.RemoteSigner.ListValidatingPublicKeys:output_type -> ethereum.validator.accounts.v2.ListPublicKeysResponse
-	3,  // 20: ethereum.validator.accounts.v2.RemoteSigner.Sign:output_type -> ethereum.validator.accounts.v2.SignResponse
-	19, // [19:21] is the sub-list for method output_type
-	17, // [17:19] is the sub-list for method input_type
-	17, // [17:17] is the sub-list for extension type_name
-	17, // [17:17] is the sub-list for extension extendee
-	0,  // [0:17] is the sub-list for field type_name
+	20, // 12: ethereum.validator.accounts.v2.SignRequest.block_deneb:type_name -> ethereum.eth.v1alpha1.BeaconBlockDeneb
+	21, // 13: ethereum.validator.accounts.v2.SignRequest.blinded_block_deneb:type_name -> ethereum.eth.v1alpha1.BlindedBeaconBlockDeneb
+	22, // 14: ethereum.validator.accounts.v2.SignRequest.blob:type_name -> ethereum.eth.v1alpha1.BlobSidecar
+	23, // 15: ethereum.validator.accounts.v2.SignRequest.blinded_blob:type_name -> ethereum.eth.v1alpha1.BlindedBlobSidecar
+	0,  // 16: ethereum.validator.accounts.v2.SignResponse.status:type_name -> ethereum.validator.accounts.v2.SignResponse.Status
+	5,  // 17: ethereum.validator.accounts.v2.ProposerOptionPayload.builder:type_name -> ethereum.validator.accounts.v2.BuilderConfig
+	7,  // 18: ethereum.validator.accounts.v2.ProposerSettingsPayload.proposer_config:type_name -> ethereum.validator.accounts.v2.ProposerSettingsPayload.ProposerConfigEntry
+	4,  // 19: ethereum.validator.accounts.v2.ProposerSettingsPayload.default_config:type_name -> ethereum.validator.accounts.v2.ProposerOptionPayload
+	4,  // 20: ethereum.validator.accounts.v2.ProposerSettingsPayload.ProposerConfigEntry.value:type_name -> ethereum.validator.accounts.v2.ProposerOptionPayload
+	24, // 21: ethereum.validator.accounts.v2.RemoteSigner.ListValidatingPublicKeys:input_type -> google.protobuf.Empty
+	2,  // 22: ethereum.validator.accounts.v2.RemoteSigner.Sign:input_type -> ethereum.validator.accounts.v2.SignRequest
+	1,  // 23: ethereum.validator.accounts.v2.RemoteSigner.ListValidatingPublicKeys:output_type -> ethereum.validator.accounts.v2.ListPublicKeysResponse
+	3,  // 24: ethereum.validator.accounts.v2.RemoteSigner.Sign:output_type -> ethereum.validator.accounts.v2.SignResponse
+	23, // [23:25] is the sub-list for method output_type
+	21, // [21:23] is the sub-list for method input_type
+	21, // [21:21] is the sub-list for extension type_name
+	21, // [21:21] is the sub-list for extension extendee
+	0,  // [0:21] is the sub-list for field type_name
 }
 
 func init() { file_proto_prysm_v1alpha1_validator_client_keymanager_proto_init() }
@@ -1031,6 +1117,10 @@ func file_proto_prysm_v1alpha1_validator_client_keymanager_proto_init() {
 		(*SignRequest_Registration)(nil),
 		(*SignRequest_BlockCapella)(nil),
 		(*SignRequest_BlindedBlockCapella)(nil),
+		(*SignRequest_BlockDeneb)(nil),
+		(*SignRequest_BlindedBlockDeneb)(nil),
+		(*SignRequest_Blob)(nil),
+		(*SignRequest_BlindedBlob)(nil),
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{

proto/prysm/v1alpha1/validator-client/keymanager.proto

@@ -6,6 +6,7 @@ import "proto/prysm/v1alpha1/attestation.proto";
 import "proto/prysm/v1alpha1/beacon_block.proto";
 import "proto/prysm/v1alpha1/beacon_state.proto";
 import "proto/prysm/v1alpha1/sync_committee.proto";
+import "proto/prysm/v1alpha1/blobs.proto";
 import "google/api/annotations.proto";
 import "google/protobuf/empty.proto";
 
@@ -85,6 +86,12 @@ message SignRequest {
         // Capella objects.
         ethereum.eth.v1alpha1.BeaconBlockCapella block_capella = 114;
         ethereum.eth.v1alpha1.BlindedBeaconBlockCapella blinded_block_capella = 115;
+
+        // Deneb objects.
+        ethereum.eth.v1alpha1.BeaconBlockDeneb block_deneb = 116;
+        ethereum.eth.v1alpha1.BlindedBeaconBlockDeneb blinded_block_deneb = 117;
+        ethereum.eth.v1alpha1.BlobSidecar blob = 118;
+        ethereum.eth.v1alpha1.BlindedBlobSidecar blinded_blob = 119;
     }
     reserved 4, 5; // Reserving old, deleted fields.
     uint64 signing_slot = 6 [(ethereum.eth.ext.cast_type) = "github.com/prysmaticlabs/prysm/v4/consensus-types/primitives.Slot"];

proto/prysm/v1alpha1/validator.proto

@@ -371,6 +371,9 @@ message StreamBlocksResponse {
 
         // Representing a capella block.
         SignedBeaconBlockCapella capella_block = 4;
+
+        // Representing a deneb block.
+        SignedBeaconBlockDeneb deneb_block = 5;
     }
 }
 

proto/ssz_proto_library.bzl

@@ -21,6 +21,11 @@ mainnet = {
     "sync_committee_aggregate_bytes.size": "16",
     "sync_committee_aggregate_bits.type": "github.com/prysmaticlabs/go-bitfield.Bitvector128",
     "withdrawal.size": "16",
+    "blob.size": "131072",
+    "logs_bloom.size": "256",
+    "extra_data.size": "32",
+    "max_blobs_per_block.size": "6",
+    "max_blob_commitments.size":"4096",
 }
 
 minimal = {
@@ -37,6 +42,11 @@ minimal = {
     "sync_committee_aggregate_bytes.size": "1",
     "sync_committee_aggregate_bits.type": "github.com/prysmaticlabs/go-bitfield.Bitvector8",
     "withdrawal.size": "4",
+    "blob.size": "128",
+    "logs_bloom.size": "256",
+    "extra_data.size": "32",
+    "max_blobs_per_block.size": "6",
+    "max_blob_commitments.size":"16",
 }
 
 ###### Rules definitions #######