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Update validator guide

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Hsiao-Wei Wang
2019-05-20 11:39:13 +08:00
parent 4c5e054883
commit a68aa82b89
1 changed files with 4 additions and 2 deletions
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specs/validator/0_beacon-chain-validator.md
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@@ -306,10 +306,12 @@ Set `attestation_data.beacon_block_root = signing_root(head_block)`.
##### Crosslink vote
Construct `attestation_data.crosslink` via the following
Construct `attestation_data.crosslink` via the following.
* Set `attestation_data.crosslink.shard = shard` where `shard` is the shard associated with the validator's committee.
* Set `attestation_data.crosslink.epoch = min(attestation_data.target_epoch, head_state.current_crosslinks[shard].epoch + MAX_EPOCHS_PER_CROSSLINK)`.
* Let `parent_crosslink = head_state.current_crosslinks[shard]`.
* Set `attestation_data.crosslink.start_epoch = parent_crosslink.end_epoch`.
* Set `attestation_data.crosslink.end_epoch = min(attestation_data.target_epoch, parent_crosslink.end_epoch + MAX_EPOCHS_PER_CROSSLINK)`.
* Set `attestation_data.crosslink.parent_root = hash_tree_root(head_state.current_crosslinks[shard])`.
* Set `attestation_data.crosslink.data_root = ZERO_HASH`. *Note*: This is a stub for Phase 0.