Announcement | Ethereum Weekly, 2020-03-29

Eth1

• Geth v1.9.11's eth/65 data broadcast protocol reduces transaction transmission bandwidth requirements by 75%
  
• Nethermind v1.7.12 also supports the eth/65 protocol
  
• Notes from the latest Stateless Ethereum conference
  
• Guillaume Ballet on why we need to convert hex state tries to binary and how network overlays work
  
• Evaluate proposals to reduce block witness size
  
• Eth on ARM has updated its image to run full nodes of Geth, Nethermind, Parity, and Besu clients on Raspberry Pi
  

Eth2

• Latest eth2 implementers meeting[1]. Memo by Ben Edgington[2]
  [1]:
  [2]:
• Least Authority’s eth2 detailed audit report
  
• Latest networking technology meeting minutes
  
• Mikerah: Hybrid Network Architecture to Protect Validator Privacy
  
• The latest upgrade of Nimbus client focuses on full client interoperability. The processing speed of validators and frontends has increased by 5 times
  
• RuntimeVerification: Verify ewasm code
  
• Carl Beekhuizen explains sharding consensus and the importance of signature aggregation technology
  

Eth2+

• Polynomial commitment based on hashmap
  
• Multi-layer hashmap for state storage
  
• Video explaining polynomial commitments from Justin, Vitalik and Dankrad
  
• Casper CBC achieves liveness even in asynchronous networks
  

Layer-2

• AZTEC’s zk-zkrollup, using PLONK proofs. 100 shielded transactions per second on mainnet will be achieved soon
  
• Optimizing ZK-rollup validators with error-correcting codes
  
• A revamped Nutberry optimistic rollup solution
  

Developer Materials

• Solidity v0.6.x. Features: fallback and receive
  
• Yul+ from Fuel Labs, a new low-level programming language for Ethereum
  
• Truffle v5.1.19. Fully decode internal function pointers, TurffleTest uses the new -bail flag
  
• Using invariant checking to catch security bugs in Solidity code
  
• Slither v0.6.10: 5 new detectors, support for Solidity v0.6
  
• Samczsun found a bug in the new version of Synthetix
  
• Develop an API to interact with Compound
  
• Using the debugger in Remix online IED
  
• Using React and NetworkJS to develop the front end
  
• OpenZeppelin CLI v2.8: You can now choose to turn off upgradability
  
• Summary of Upgradability Criteria
  
• Minimalist smart contract explanation: Enter the Solidity code and let the website tell you what it does
  
• Nim libp2p tutorial
  
• Zeropool Rust framework for developing bellman circuits: Fawkes
  
• Iden3's Circom v0.5: Tutorial updated. Close to being able to write snark circuits in production
  

Ecology

• A small tool: help you find/revoke your previous token spending authorization
  
• Ceramic: A permissionless protocol for tamper-proof files built on ETH and IPFS
  
• Streamrs Risto Karjalainen's paper: Governance in decentralized networks
  
• Moloch v2 Tutorial: See how new features increase grants and support for-profit DAOs
  

application

• Uniswap v2 released: now supports token-to-token liquidity pools, transaction fees, information input mechanism, flash swaps, etc.
  
• Maker’s debt auction saw MKR close at around 253 DAI
  
• Synthetix's new Hadar includes Brent, FTSE 1000 and S&P Global 1200 indices
  
• LEND721: NFT lending platform, now available on the mainnet
  

Governance

• ERC2567: Human-readable parameters for contract function execution
  
• EIP2565: EIP-198 ModExp precompile repricing
  

Original link: https://weekinethereumnews.com/
Author: Evan Van Ness
Translation: Ajian

This article is authorized by the author to be translated and republished by EthFans.