Week in Ethereum News
September 16, 2023

Eth News and Links

Dencun (Cancun + Deneb) upgrade

  • Latest all core devs – execution (ACDE) call video. Recap by Tim Beiko.  Notes from Tim Beiko and Christine Kim:
    • Testing continues on devnet-8 and MEV-Boost workflows on kurtosis
    • Max epoch churn limit (EIP7514) added to Dencun, the maximum new stakers per epoch will be set to 8;
      Dankrad: EIP7514 gives time to deal with economic/tech consequences of Lido attack
    • BLOBBASEFEE opcode (EIP7516) for L2 fee calculations added to Dencun
    • EIP4788 (beacon block root in EVM) being updated with changes from audits
    • Devnet-9 to include EIP7514, EIP7516 & EIP4788 changes, ACDC to set launch date
    • Reth intro: EL client in Rust, hoping to join devnet-9

Centralization watch: threatening the value of your ETH

Layer 1

  • Epoch churn limit increased from 11 to 12 (EIP7514 in Dencun sets to 8 for deposits)
  • MEV-build-rs alpha: MEV-Boost builder in Rust, extends Reth (EL client)

For Stakers

Client releases

  • Consensus layer:
    • Nimbus v23.9.0: Holešky testnet support and simplified config for remote signers
  • Execution layer:
    • Geth v1.13.0: pruning reimplemented using path based storage (needs a resync)



  • EIPs
  • ERCs (application layer):
    • ERC7515: NFT alternative text in metadata
    • ERC7517: Content consent for AI/ML data mining
    • ERC7518: Global compliant STO & interoperable asset lifecycle (ERC1155 extension)

Stuff for developers



Onchain stats

  • Gas fees (via ultrasound.money): 7 to 411 gwei, with 15.6 gwei average
    • Negative issuance currently at 20.6 gwei 
    • 3.9k ETH net issuance this week
  • ETHUSD: $1,541 – 1,653, currently $1642
  • ETHBTC: currently 0.0616 (Flippening at ~0.16)

Notable at app layer

  • MetaMask Snaps beta: wallet plugins for transaction security, chat & non-EVM networks
  • Uniswap UI auto detects fee on transfer tokens
  • Gaslite: airdrop ETH, ERC20 & ERC721 tokens, including ETH to Friend Tech key holders
  • Optimism directly distributing unclaimed OP for Airdrop 1

Job Listings

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



  • Remove your phone number from Twitter (X) to prevent account recovery by sim swap
  • Pink Drainer targets users with most profitable attack: Seaport bulk listing signature, setApprovalForAll, upgradeTo, transfer ETH and transferPunk
  • ZachXBT refund for legal fee donations
  • Centralized exchange hot wallet thefts: $54M from CoinEx & $2.7M from Remitano

Follow @WeekinEthNews to find out what the most clicked links are. Follow @abcoathup and @evan_van_ness to get most of the week’s news in real time.

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