Prototype on EIP-7732 (ePBS)

[tbenr]

https://github.com/ethereum/consensus-specs/tree/dev/specs/_features/eip7732

Networking

• Preset
• Containers
  • BlobSidecar
  • Helpers
    • Modified verify_blob_sidecar_inclusion_proof
• The gossip domain: gossipsub
  • Topics and messages
    • Global topics
      • beacon_block
      • execution_payload
      • payload_attestation_message
      • execution_payload_header
• The Req/Resp domain
  • Messages
    • BeaconBlocksByRange v3
    • BeaconBlocksByRoot v3
    • BlobSidecarsByRoot v2
    • ExecutionPayloadEnvelopeByRoot v1

The Beacon Chain

• Constants
  • Payload status
• Preset
  • Misc
  • Domain types
  • Max operations per block
• Containers
  • New containers
    • PayloadAttestationData
    • PayloadAttestation
    • PayloadAttestationMessage
    • IndexedPayloadAttestation
    • SignedExecutionPayloadHeader
    • ExecutionPayloadEnvelope
    • SignedExecutionPayloadEnvelope
  • Modified containers
    • BeaconBlockBody
    • ExecutionPayloadHeader
    • BeaconState
• Helper functions
  • Math
    • bit_floor
  • Misc
    • remove_flag
  • Predicates
    • is_valid_indexed_payload_attestation
    • is_parent_block_full
  • Beacon State accessors
    • get_ptc
    • Modified get_attesting_indices
    • get_payload_attesting_indices
    • get_indexed_payload_attestation
• Beacon chain state transition function
  • Block processing
    • Withdrawals
      • Modified process_withdrawals
    • Execution payload header
      • New verify_execution_payload_header_signature
      • New process_execution_payload_header
    • Operations
      • Modified process_operations
      • Payload Attestations
        • process_payload_attestation
    • Modified process_execution_payload
      • New verify_execution_payload_envelope_signature
    • Modified is_merge_transition_complete
    • Modified validate_merge_block

Honest Validator

• Validator assignment
  • Lookahead
• Beacon chain responsibilities
  • Attestation
  • Sync Committee participations
  • Block proposal
    • Constructing the new signed_execution_payload_header field in BeaconBlockBody
    • Constructing the new payload_attestations field in BeaconBlockBody
    • Blob sidecars
• Payload timeliness attestation
  • Constructing a payload attestation

Fork Choice

• Constants
• Containers
  • New ChildNode
• Helpers
  • Modified LatestMessage
  • Modified update_latest_messages
  • Modified Store
  • Modified get_forkchoice_store
  • notify_ptc_messages
  • is_payload_present
  • is_parent_node_full
  • Modified get_ancestor
  • Modified get_checkpoint_block
  • is_supporting_vote
  • New compute_proposer_boost
  • New compute_withhold_boost
  • New compute_reveal_boost
  • Modified get_weight
  • Modified get_head
• Updated fork-choice handlers
  • Modified on_block
• New fork-choice handlers
  • New on_execution_payload
  • seconds_into_slot
  • Modified on_tick_per_slot
  • on_payload_attestation_message

Fork Logic

• Configuration
• Helper functions
  • Misc
    • Modified compute_fork_version
• Fork to EIP-7732
  • Fork trigger
  • Upgrading the state

Honest Builder

• Builders attributions
  • Constructing the payload bid
  • Constructing the BlobSidecars
  • Constructing the execution payload envelope
  • Honest payload withheld messages