Week in Ethereum News
July 1, 2023

Eth News and Links

Dencun (Cancun + Deneb) upgrade

  • Latest all core devs – consensus (ACDC) call video. Notes from Christine Kim:
    • Deneb upgrade Engine API changes: deprecate Merge config exchange and proposed flag for EL to suggest local block building
    • EIP7251 (increase max effective balance) discussion
    • E-star name upgrade candidate for inclusion: EIP7002 (EL triggerable exits)
  • EIP4844:
  • Execution-spec-tests v1.0.0: upgraded to PyTest, EIP4844 tests

Layer 1

Client releases

  • Consensus layer:
    • Lodestar v1.9.1: patch for peering/attestation issues & logging UX
    • Nimbus v23.6.1: database pruning performance improvement for history prior to April 2021
  • Execution layer:
    • Besu v23.4.4: new flat database improves block processing time & attestation performance, BlobDB for non-state blockchain data improves sync time & disk IO


  • BaseSAP: stealth address protocol, extendable for particular cryptographic schemes


  • EIPs:
    • EIP7251: Increase the MAX_EFFECTIVE_BALANCE
  • ERCs (application layer):
    • ERC7229: Minimal upgradable proxy contract
    • ERC7231: Identity aggregated NFT
    • ERC7246: Encumber (ERC20 extension)
    • ERC7253: Universal wallet uplink
    • ERC7254: Token revenue sharing

Stuff for developers


  • Themis (lending) on Arbitrum $370k exploit via oracle manipulation


Notable at app layer

Job Listings

Job listings: $600 for four issues (75 character limit), payable to abcoathup.eth.  Questions? abcoathup at-gmail


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