https://notes.ethereum.org/@ethpandaops/pectra-devnet-4

• EIP-7251 address update: Done - Update EIP-7251: update byte code with logging ethereum/EIPs#8889
• Block body requests header update: Abandoned - Update EIP-7685: remove requests from block body ethereum/EIPs#8908
• Change to Engine API and block body for requests (flattening): TODO - engine: Make execution requests a sidecar, take 2 ethereum/execution-apis#591
• Change deposit reqs to flat encoding: Done, needs changes - Update EIP-6110: change request to flat encoding ethereum/EIPs#8856
• Change withdrawal reqs to flat encoding: In Progress - Update EIP-7002: change request to flat encoding ethereum/EIPs#8855
• Change reqs hash to flat hash: Done, needs changes - Update EIP-7685: change requests hash to flat hash ethereum/EIPs#8854
• Change consolidation reqs to flat encoding: Done, needs changes - Update EIP-7251: change request to flat encoding ethereum/EIPs#8857
• Updated opaque requests: TODO - Update EIP-7685: group requests into request-data ethereum/EIPs#8924
• Change requests serialization: TODO - Update EIP-6110: harmonize request eips with 7685 changes ethereum/EIPs#8949
• Update 7002 contract addr after logic update: Done - Update EIP-7002: add updated excess inhibitor logic ethereum/EIPs#8934
• Update 7251 contract addr after logic update: Done - Update EIP-7002: add updated excess inhibitor logic ethereum/EIPs#8934
• Implement changes for EIP-7702 and fix tests: Pending - Update EIP-7702: fixup gas costs and empty code hash ethereum/EIPs#8948, Update EIP-7702: updates for devnet4 ethereum/EIPs#8929, Update EIP-7702: 8905 copy ethereum/EIPs#8938, Update EIP-7702: 7702 validity ethereum/EIPs#8845

v1.0.1 release of pectra-devnet-4 tests release at https://github.com/ethereum/execution-spec-tests already merged.