[email protected]

First EEST pre-release for Pectra Devnet-4.

Included Specification PRs

• ethereum/EIPs#8889
• ethereum/EIPs#8890
• ethereum/sys-asm#20
• ethereum/EIPs#8845
• ethereum/EIPs#8929
• ethereum/EIPs#8948
• ethereum/EIPs#8950
• ethereum/EIPs#8857
• ethereum/EIPs#8856
• ethereum/EIPs#8855
• ethereum/EIPs#8854
• ethereum/execution-apis#591
• ethereum/EIPs#8934 (Also updates EIP-7251)
• ethereum/EIPs#8938

New Tests

• EIP-7685: Invalid request type in block
• EIP-7002, EIP-7251: Add tests for system contracts execution pre-fork.
• EIP-7702: Add deploy delegation-like contract test

Breaking Changes

Blockchain Fixtures Changes

• blockHeader.requests_root field has been renamed to requests_hash in the blockchain_test fixture type.
• FixtureBlockBase and FixtureExecutionPayload fields deposit_requests, withdrawal_requests and consolidation_requests are replaced by a single field requests which contains a list of hex strings, each element represents the bytes of a flattened request.
• Fourth parameter has been added to FixtureEngineNewPayload.params which represents the flattened requests.

Important Notes

• EIP-2935 slow tests (256+ blocks) have been skipped.

Included EIP Versions

• EIP-2537: Precompile for BLS12-381 curve operations
• EIP-2935: Save historical block hashes in state
• EIP-6110: Supply validator deposits on chain
• EIP-7002: Execution layer triggerable exits
• EIP-7251: Increase the MAX_EFFECTIVE_BALANCE
• EIP-7685: General purpose execution layer requests
• EIP-7702: Set EOA account code for one transaction