RPC Standards # 35, September 21, 2026

[bomanaps]

UTC Date & Time

September 21, 2026, 15:00 UTC

Agenda

Agenda

• eth_simulateV1: simulated block identity is undefined after Amsterdam execution-apis#868
• eth_simulateV1: behavior of blockOverrides.difficulty and unknown override keys is unspecified execution-apis#883
• tests: update test chain to amsterdam, regenerate fixtures execution-apis#867
• eth: add eth_getHeaderByHash and eth_getHeaderByNumber execution-apis#877
• getLogs improvements execution-apis#876
• Simulation methods: fields whose EIP is not active at the target block execution-apis#884
• eth: accept a block hash in eth_estimateGas and eth_createAccessList execution-apis#889
• eth: document block parameter default and post-execution state execution-apis#888
• engine_forkchoiceUpdated: evaluation order of the no-reorg shortcut vs -38002 / -38006 is unspecified execution-apis#891
• ForkchoiceStateV1: is a zero safeBlockHash legal after finality, and does a zero value overwrite the stored marker? execution-apis#892
• Standardizing the Parity trace_* APIs and their output formats execution-apis#890
• meta: tracking v1 release execution-apis#887

Hive

• simulators/ethereum/rpc-compat: tracer-aware schema selection for speconly tests hive#1588
• tools: add support for validation scripts in test files execution-apis#893

Blocked Check-in

• debug: specify callTracer output and add debug_traceCall execution-apis#855
• fix: add slotNumber and targetGasLimit to testing_buildBlockV1 execution-apis#862
• eth_createAccessList: clarify gas-fee affordability when fee fields omitted execution-apis#854
• debug: specify callTracer output and add EIP-8037 two-dimensional gas to tracing execution-apis#852
• engine: specify bit ordering for the 16-byte custody and cell bitarrays execution-apis#856
• debug: add debug_executionWitness spec execution-apis#847
• spec: allow EIP-1898 block objects in BlockNumberOrTagOrHash execution-apis#859
• eth: add eth_getRawTransactionBy* methods to spec execution-apis#836

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