Week in Ethereum News
February 3, 2024

Eth News and Links

Dencun (Cancun + Deneb) upgrade (meta EIP7569)

  • Latest all core devs – execution (ACDE) call video. Recap by Tim Beiko.  Notes from Tim Beiko and Christine Kim:
    • Mainnet: Dencun upgrade date to be set on ACDC next week; assumes no issues with Holešky testnet upgrade, Goerli blob expiry & churn limit testing and Devnet 12 blob spamming
    • Sepolia testnet: uneventfully upgraded to Dencun, blobs are flowing
    • Prague upgrade: Discussions on including EOF or EIP4444 (bound historical data) and how Portal network could distribute historical data; scope to be finalized on ACDE in two weeks
    • Osaka upgrade: Verkle agreed as core feature; Verkle overview & current status: ~2 weeks to build Verkle tree prior to upgrade & execution 10% slower

Osaka upgrade (meta EIP7607)

Centralization watch: threatening the value of your ETH


  • Unconditional inclusion lists (for censorship resistance): transactions are included in a first or second slot, otherwise they are unconditionally added in order to the bottom of the second slot

Client releases

  • Consensus layer:
    • Lodestar v1.15.0: fixes for Deneb upgrade, js-libp2p updated to v1 and minor fixes for UX & performance improvements
    • Nimbus v24.2.0: stability improvements for Deneb
    • Prysm v4.2.1: older CPUs without AVX support will have failures on testnets
  • Execution layer:
    • Erigon v2.57.2: fix for RpcDaemon seeing recently retired blocks

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Layer 2


  • EIPs:
    • EIP7605: Homogeneous validator penalty
    • Meta EIP7607: Hardfork Meta – Osaka
    • EIP7609: Decrease TLOAD/TSTORE pricing
    • EIP7610: Revert creation in case of non-empty storage
  • ERCs (application layer):

Stuff for developers

  • Remix v0.42: Solidity v0.8.24 now default and GPT help for Circom compiler errors
  • GasliteVest: continuous linear token vesting base contract
  • Soledge (Solidity): convert numbers to strings, transient storage helper & reentrancy guard
  • ERC4626 Vault exchange rate manipulation & mitigations
  • Natspec smells: identify missing or incomplete natspec
  • Brownie v1.20.0 (Python): no longer actively maintained
  • Napalm: productivity framework for custom Solidity vulnerability detectors
  • Farcaster Frames: mini apps in posts using an image & buttons to trigger callbacks
    • Frame verifier (Solidity): encode/verify MessageData structs containing Frame actions
    • OnchainKit FrameKit (TypeScript): get Frame HTML, message and metadata
  • mesc v0.2: configure & manage RPC endpoints
  • Secureum RACE #26: 8 question Solidity quiz & solutions


  • ERC1271 (signature validation for contracts) replay disclosure, possible when the signed digest doesn’t include the smart account address
  • Abracadabra’s Magic Internet Money $6.5M exploit via rounding error


Job Listings

Job listings: $600 for 4 issues (75 char limit).  Pay using 3cities.  Questions? abcoathup at-gmail

Onchain stats

  • Gas fees (via ultrasound.money): 6.4 to 152.8 gwei, with 19.7 gwei average
    • Zero net issuance currently at 22.0 gwei 
    • 1.8k ETH net issuance this week
  • ETHUSD: $2,243 – $2,380, currently $2,307
  • ETHBTC: currently 0.053 (Flippening at ~0.16)

Notable at app layer



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