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eth2.0-specs
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Danny Ryan 2018-12-06 15:54:39 -06:00
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specs/core/0_beacon-chain.md
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@ -1454,7 +1454,7 @@ def change_validators(state: BeaconState) -> None:
Change validator registry. Change validator registry.
Note that this function mutates ``state``. Note that this function mutates ``state``.
""" """
state.validator_registry, state.latest_penalized_exit_balances, state.validator_registry_delta_chain_tip = get_update_validator_registry( state.validator_registry, state.latest_penalized_exit_balances, state.validator_registry_delta_chain_tip = get_updated_validator_registry(
state.validator_registry, state.validator_registry,
state.latest_penalized_exit_balances, state.latest_penalized_exit_balances,
state.validator_registry_delta_chain_tip, state.validator_registry_delta_chain_tip,
@ -1547,7 +1547,7 @@ Also perform the following updates:
* Set `state.validator_registry_latest_change_slot = state.slot`. * Set `state.validator_registry_latest_change_slot = state.slot`.
* Set `state.shard_committees_at_slots[:EPOCH_LENGTH] = state.shard_committees_at_slots[EPOCH_LENGTH:]`. * Set `state.shard_committees_at_slots[:EPOCH_LENGTH] = state.shard_committees_at_slots[EPOCH_LENGTH:]`.
* Set `state.shard_committees_at_slots[EPOCH_LENGTH:] = get_new_shuffling(state.next_seed, state.validator_registry, next_start_shard)` where next_start_shard = (state.shard_committees_at_slots[-1][-1].shard + 1) % SHARD_COUNT`. * Set `state.shard_committees_at_slots[EPOCH_LENGTH:] = get_new_shuffling(state.next_seed, state.validator_registry, next_start_shard)` where `next_start_shard = (state.shard_committees_at_slots[-1][-1].shard + 1) % SHARD_COUNT`.
* Set `state.next_seed = state.randao_mix`. * Set `state.next_seed = state.randao_mix`.
If a validator registry update does _not_ happen do the following: If a validator registry update does _not_ happen do the following:
@ -1592,8 +1592,7 @@ while len(state.persistent_committee_reassignments) > 0 and state.persistent_com
## State root processing ## State root processing
If there exists a `block` for the slot being processed: Verify `block.state_root == hash(state)` if there exists a `block` for the slot being processed.
* Verify `block.state_root == hash(state)`
# Appendix # Appendix
## Appendix A - Hash function ## Appendix A - Hash function