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Merge pull request #524 from ethereum/JustinDrake-patch-2

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Cleanup attestation inclusion logic
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Danny Ryan
2019-01-30 06:34:02 -08:00
committed by GitHub
parent 61e0cc8a81 8663773fa2
commit 16435b6ce2
1 changed files with 1 additions and 2 deletions
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specs/core/0_beacon-chain.md
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@@ -1626,8 +1626,7 @@ Verify that `len(block.body.attestations) <= MAX_ATTESTATIONS`.
For each `attestation` in `block.body.attestations`:
* Verify that `attestation.data.slot + MIN_ATTESTATION_INCLUSION_DELAY <= state.slot`.
* Verify that `attestation.data.slot + EPOCH_LENGTH >= state.slot`.
* Verify that `attestation.data.slot <= state.slot - MIN_ATTESTATION_INCLUSION_DELAY < attestation.data.slot + EPOCH_LENGTH`.
* Verify that `attestation.data.justified_epoch` is equal to `state.justified_epoch if attestation.data.slot >= get_epoch_start_slot(get_current_epoch(state)) else state.previous_justified_epoch`.
* Verify that `attestation.data.justified_block_root` is equal to `get_block_root(state, get_epoch_start_slot(attestation.data.justified_epoch))`.
* Verify that either `attestation.data.latest_crosslink_root` or `attestation.data.shard_block_root` equals `state.latest_crosslinks[shard].shard_block_root`.