Eth News and Links
Eth1
- Notes from the latest stateless ethereum call. Witness format and the data retrieval problem
 - Latest Nethermind fixes some peering issues
 
Eth2
- the Eth2 explainer to read first
 - Latest Eth2 call. Notes from Mamy and Ben
 - Getting to Eth1 finality with Eth2
 - Nimbus client update. discv5, BLS sigs, lightweight stack traces
 - The train-and-hotel EE
 - Rewards and penalties in eth2
 
Layer2
- Loopring launches zk-rollup exchange doing 100 tx per second (with 2000 possible as the relayer gets optimized). Due to snark prover optimizations, it costs just 0.01 cents (ie, $0.000124) per trade
 - Run Fuel optimistic rollup in NodeJS in a few minutes
 - PlasmaLeap is switching to rollups
 
Stuff for developers
- Making Solidity stack traces and console.log more useful with a JSON-RPC interface to connect to Buidler EVM from wallets and front ends
 - A linked list implementation in Solidity
 - Sokt: a library for managing multiple Solidity versions for Java or Kotlin
 - Writing upgradeable contracts in OpenZeppelin tutorial
 - Dapp starter kit using Buidler + Waffle + TypeChain + Vue (TypeScript)
 - tx2uml generates a UML sequence diagram of all the contract calls, even in big txs
 - Gas stipends, the 1/64 rule, contract calls, and the insufficient gas griefing attack
 - Solfuzz: assertion checker for Solidity contracts using gray box fuzzing
 - gnark: fast groth16 snark verification library in Go
 
Ecosystem
- ETHLondon winners. All ETHLondon submissions.
 - All the EthDenver submissions
 - Taylor Monahan’s DeFi and Risk essay
 - Flash attacks will be the new normal
 - Check by address all of your token approvals
 
Enterprise
- Hyperledger Besu v1.4 – better tx signing, better APIs, better sync
 
Governance, DAOs, and standards
- ERC2537: BLS12-381 curve operations
 - ERC2539: BLS12-377 curve operations
 - ERC2542 add TXGASLIMIT, CALLGASLIMIT, TXGASREFUND opcodes
 - ERC2541: EY SW6-Bis curve operations
 - ERC2535: Diamond standard for upgradeable contracts
 - ERC2547: composable multiclass token
 - EIP2544: ENS Wildcard resolution
 - EIP2538: Anti-ProgPoW statement from community members
 - It seems that when the DAG hits 4GB that a decent amount of hashpower will be knocked offline, both ASIC and GPU
 - Compound announces a governance token (with delegated voting!) to control all parts of the protocol. I bet this will be widely emulated.
 
Application layer
- A postmortem on the iearn.finance trades that had tongues wagging this week
 - Zora: a marketplace for Unisocks-style sales, from Saint Frame
 - Nori: a marketplace for carbon removal, and how it fixes the problems with carbon offsets
 - If you didn’t play Ethernal’s multi-user dungeon alpha release, here’s how it went
 - Melon Terminal v2, a new frontend for Melon to go with Melon v1.1 adding assets and Uniswap/0x v3
 - Creepts, a tower defense tournament on Rinkeby testnet
 - Due to sponsors, PoolTogether is higher EV than just holding cDai/cUSDC. Much higher variance of course.
 - PoolTogether tickets are now tokenized, here’s how to get a free one
 
Tokens/Business/Regulation
- What the Internet did to data, Ethereum will do to finance
 - SEC charges Steven Seagal with touting unregistered securities offering
 - A winery is selling tokenized wine on OpenSea. It’s live now. If you want to support this newsletter, here’s a referral link to buy fancy French wine.
 
General
- Geokeys: key recovery system through location and password
 - It appears that Huobi/Binance powered up their customers’ STEEM in order to participate in a TRON attack on the Steem chain. DPOS in action.
 - ApexE3 launches a beta of advanced tools for retail crypto traders
 - MACI anonymization using rerandomizable encryption
 - A sketch for a STARK-based VM
 - STARK for Schnorr sigs verification
 
Dates of Note
Upcoming dates of note (new in bold):
- Mar 3-5 – EthCC (Paris)
 - Mar 14 – Augur v1 cutoff
 - Mar 29-Apr4 – EthLagos
 - Apr 3-6 – NonCon (Vienna)
 - Apr 13 – Deadline to apply for 50k euro for blockchain startups in Europe
 - Apr 24-26 – EthTurin
 - Apr 29-30 – SoliditySummit (Berlin)
 - May 7 – SmartCon0 (NYC)
 - May 8-9 – Ethereal Summit (NYC)
 - May 15-17 – ETHNYC
 - May 15 – EthBarcelona R&D workshop
 
Thank you, ConsenSys
This newsletter is made possible by ConsenSys.
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Issue permalink: https://weekinethereumnews.com/week-in-ethereum-news-march-2-2020/
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