Week in Ethereum News
October 21, 2023

Eth News and Links

Dencun (Cancun + Deneb) upgrade

  • Latest all core devs – consensus (ACDC) call video. Notes from Christine Kim:
    • Devnet 9: testing found issue with conflicting blobs, to be clarified in the spec
    • Devnet 10: launch expected next week, waiting on KZG in clients (Go-KZG dependencies)
  • Consensus-specs v1.4.0-beta.3: mainnet KZG config and adds blob gossip condition
  • Dencun interop testing call video
  • Blob testing:
    • Blobber: proxy between beacon & validator clients to modify blobs
    • Nethermind send blobs: tool to send valid/invalid blobs
  • KZG Ceremony: verify transcript & buy a POAP (~$0.25 for contributions that used Sign-in with Ethereum, currently no POAP for GitHub contributors)

Centralization watch: threatening the value of your ETH

For Stakers

Client releases

  • Consensus layer:
    • Lighthouse v4.5.444-exp: experimental tree-states to improve disk usage & state management, not recommended for mainnet, supports Deneb on devnets 
    • Nimbus v23.10.0: performance improvements (mostly for large validator networks e.g. Holešky testnet)
    • Prysm v4.1.0: Deneb foundations, reduced memory via multi-value slices, EIP4881 (deposit tree) for improved block processing, BLST v0.3.11 for improved portable build performance and multiarch containers preview
  • Execution layer:
    • Geth v1.13.4: hotfix lowers warning log triggered by Erigon


Layer 2

  • Scroll (zk rollup) mainnet live 


  • EIPs
    • Meta EIP7539: ERC extensions (naming conventions, metadata & procedures)
    • EIP7541: Apply coinbase rewards at the end of block
  • ERCs (application layer):
    • ERC7536: Multi-edition NFT distribution
    • ERC7537: Soulbound tokens
    • ERC7538: Multiplicative tokens
    • ERC7540: Asynchronous ERC4626 tokenized vaults

Stuff for developers

  • Reminder: Goerli testnet is deprecated, Base & Arbitrum are migrating testnets to Sepolia
  • Remix Cookbook plugin updated, one click code import
  • P256Verifier Vyper: contract for P256 signature verification rewritten in Vyper
  • Slither v0.10.0: adds Vyper support, new detectors (incorrect-return, return-leave, incorrect-exp, tautological-compare & return-bomb), new printers (ck, halstead & martin) and improved Foundry support
  • Guide to multicall in dapps using wagmi
  • noble-ciphers v0.4: AES in pure JavaScript, useful for platforms such as React Native
  • Personae Sapir: client-side zk proving library, experimental, based on Spartan




Onchain stats

  • Gas fees (via ultrasound.money): 4.0 to 123.6 gwei, with 9.1 gwei average
    • Zero net issuance currently at 21.5 gwei 
    • 9.4k ETH net issuance this week
  • ETHUSD: $1,546 – $1,627, currently $1,605
  • ETHBTC: currently 0.054 (Flippening at ~0.16)

Notable at app layer

  • PoolTogether v5 live on Optimism, permissionless, enter via deposit in app or swap, prizes automatically sent
  • Kain: Synthetix experiments, deploy to Base, Optimism & Arbitrum with non-SNX collateral, deploy an optimized version of perps to mainnet and create a SNX chain using OP Stack
  • Yearn veYFI: ve-style tokenomics
  • Rysk finance atomic credit spreads; [Starbloom portfolio]
  • Uniswap Labs adds 0.15% fee for major token swaps via their UI, no fee for using protocol

Job Listings

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



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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