Eth News and Links
PoW switch off (the Merge)
- Reminder: Update your clients before Bellatrix on September 6
- Check you are running Merge-ready releases with the latest bug fixes
- Merge TTD predicted September 14 by 797 & September 15 by Bordel; The difference is due to Bordel using a bigger timespan for data so is less reactive to hashrate spikes
- mainnet-shadow-fork-12 merged perfectly
- mainnet-shadow-fork-13 merges September 9, the last shadow fork before the Merge
Execution layer
- Latest core devs call video. Notes from Christine Kim: short call, expect client releases next week for Erigon, Besu & Nethermind
- Erigon v2022.08.03-alpha: fix for invalid block production
- Large scale graffiti project on Goerli testnet helped find invalid block production issue
- evmone (C++ EVM) v0.9.0: 18% faster
- EVM Object Format (EOF) explainer: five EOF EIPs proposed for future upgrade
- KZG ceremony call video: plan to introduce at Devcon with a single contribution, public contributions to hopefully start November/December
Proof of Stake consensus layer
- Client diversity: Prysm ~45% & Lighthouse 34%; Prysm assumed to be slightly lower & Nimbus slightly higher than estimated
- Lighthouse v3.1.0: fixes & optimizations for block production
- Nimbus v22.8.2: fix for v22.8.1 if DEBUG logging enabled
- Teku v22.9.0: fix for issue with public key validation
- Checkpointz: run a checkpoint sync endpoint or verify checkpoint sync data
- Flashbots MEV-Boost relay live
- Proposed options for block scoring in MEV-Boost
- ERA archive file explainer: flat storage format for historical block & consensus data
- Possible post-quantum replacement for Whisk in Single Secret Leader Election
Layer2
- Arbitrum One upgraded to Nitro
EIPs/Standards
- EIP5539: Revocation list registry
- EIP5548: NFT operator approval control
- EIP5553: Representing IP and its royalty structure
- EIP5554: NFT legal use, sharing, repurposing and remixing
- EIP5559: Cross chain write deferral protocol
- EIP5560: Redeemable NFTs
- EIP5564: Stealth address wallets
- EIP5568: Revert signals
- EIP5570: Digital receipt NFTs
This newsletter is made possible thanks to Hardhat!
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Hardhat just released support for The Merge, as well as major performance improvements on compilation times, making it fast. Solidity developers can now test their contracts in a post-merge environment, with compilation now taking 40% less in most workflows, and a few taking 90% less!
Install the v2.11.0 release and check out the release notes to learn more.
Stuff for developers
- Hardhat v2.11.0: test contracts post-Merge and fast compilation
- Remix v0.26.0: editor autocomplete, inline error display, jump to definitions, gas estimates; improved contract deploy selector; Vyper repo cloning
- Foundry fork tests setup, fuzzing & invariant config and guide to file reading/writing
- titanoboa (Vyper interpreter) mainnet forking
- web3.js v4.x alpha: Typescript rewrite, v1.x feature parity; moving to web3 GitHub org
- Otterscan v2022.08.03: checkpoint sync, partial Sourcify matches and ENS emoji fix
- Quay: backend API for Seaport marketplaces in Rust, MIT license
- holders.at: snapshot of NFT holders at a specified block, shareable
- Build an app NFT on OpenSea using animation URL pointing to IPFS
- Optimize calldata usage in contracts for layer 2
- zkPIN: commitment pools with zkSNARKs
Security
- Compound v2 oracle update froze cETH market & impacts using ETH as collateral in other v2 markets, update being reverted with 7 day timelock
- KyberSwap $256k frontend exploit from two victims, malicious code in Google Tag Manager script
Ecosystem
- Vitalik’s Proof of Stake book, pre-order signed digital copy & non-transferable NFT
- Apply for Ethereum protocol fellowship third cohort, formerly core dev apprenticeship program
- Flashbots new website with dark mode
- NFT marketplace web traffic visualization: Twitter, young, male, desktop & US users
Application layer
- Rune’s idea to free float DAI; MakerDAO drama explainer: futurists, centralists & decentralists
- Rai: adventures in tuning the PI controller parameters
- DeFi Saver trailing stop automated strategy
- Babylon Finance shutting down
- Config: visualizer of DeFi risk parameters, supports Aave
- ENS .domains gateway, alternative to .limo; recovery of .eth.link still being attempted
- ENS rarity and subdomains
- Snoop Dogg & Eminem perform as Bored Apes at the MTV Video Music Awards
Job Listings
- ØVIX + GOGO Protocol: Senior DeFi Blockchain Developer
- Ethereum Foundation seek a generalist ecosystem developer
- Remix: frontend React/Typescript dev
- Gnosis Chain looking for Head of Bridges, Head of Validators & DevRel Eng.
Job listings: $600 for four issues (75 character limit), payable in ETH/DAI/USDC to abcoathup.eth on mainnet or Layer 2. Pay with one click using 3cities. Questions? abcoathup at-gmail
Regulation/business/tokens
- a16z Can’t Be Evil NFT licenses: commercial rights or personal use variations
- foobar: NFT royalties are unenforceable, options for creators to sustainably monetize
- DAO treasury management in downturns: priorities are capital preservation, liquidity and income
- web3 compensation (survey of 18 companies): $125k median ($150k US median) plus equity/tokens and remote working
General
- Blockchain drama: undercover recordings of crypto lawyer
- Framework for users to assess reliability of bridges
- Chrome zero-day, insufficient data validation in Mojo
- Chromium-based browsers can write to clipboard without permission
- US data broker selling location data for individuals gathered from apps to law enforcement
Follow @WeekinEthNews to find out what the most clicked links are. Follow @evan_van_ness and @abcoathup to get most of the week’s news in real time.
Permalink for this week’s issue: https://weekinethereumnews.com/week-in-ethereum-news-september-3-2022
Upcoming Dates of Note
(new/changes in bold)
- Sep 6 – Bellatrix upgrade (epoch: 144896)
- Sep 6-9 – MCON 2 (Denver)
- Sep 7-22 – Gitcoin Grants round 15
- Sep 9 – Merge Community Call #7
- Sep 9-11 – Ethereum SP (São Paulo)
- Sep 12-14 – DappCon (Berlin)
- Sep ~15 – the Merge (TTD: 58750000000000000000000)
- Sep 16 – Ethereum Protocol Fellowship applications close
- Sep 16-18 – EthBerlin
- Sep 23 – ETH HCMC summit (Ho Chi Minh)
- Sep 23-24 – ETHSantiago
- Oct 7-16 – Devcon week (Bogotá)
- Oct 7-9 – ETHBogotá (ETH Global)
- Oct 7-9 – Infinite hackathon (Bogotá)
- Oct 11-14 – Devcon 6 (Bogotá)
- Oct 18-23 – Eth Medellin (Colombia)
- Oct 26-28 – Eth Panama
- Oct 28-30 – ETH Lisbon
- Nov 4-6 – ETHSanFrancisco (ETH Global)
- Nov 11-13 – ETHBrno (Czech Republic)
- Nov 18-20 – Web3 Weekend (ETH Global)
- Dec 2-4 – ETHIndia (ETH Global)
- Mar 2-5 – ETHDenver
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