Mar 1Time boost: a new transaction ordering policy for Arbitrumtl; dr: We’re proposing a modified transaction ordering policy for the Arbitrum sequencer, adding a “time boost” to the current first-come, first-served policy, where a transaction could pay a priority fee to get a small advantage or “time boost” in the ordering. This shouldn’t affect most users, but can provide…5 min read5 min read
Mar 1Arbinauts! We’re heading to ETH Denver! 🚀Pack your luggage and space helmets Arbinauts 🚀 The Arbitrum team is heading to ETH Denver from Thursday, March 2nd — Sunday, March 5th and we’re excited to bring our community together to explore, connect and have fun! We welcome all to join us on this fun Arbinaut adventure! Below you can find information related to all Arbitrum…3 min read3 min read
Feb 21Efficient and Robust Rollup Batch Posting StrategyShort Overview: Non-technical introduction to the question of timing when to post layer two calldata on the Ethereum base layer. Efficient and robust posting strategy that minimizes the costs of posting data and keeps delays low. The Ethereum blockchain satisfies high security and decentralization requirements, but it is not scalable…5 min read5 min read
Feb 9Prysm Updates Q1’23Hi Friends, welcome to a brand new installment of the Prysm project’s development updates series. We’ll provide quarterly updates on what is going on in the protocol layer world and what we have been working hard on. Without further delay, let’s go! Withdrawal / Capella The hottest topic in the Ethereum protocol right…7 min read7 min read
Feb 7Hello, Stylustl;dr: Today we’re announcing Stylus, our next-gen programming environment upgrade for Arbitrum One and Arbitrum Nova. Through the power of WebAssembly smart contracts, users will be able to deploy programs written in their favorite programming languages, including Rust, C, and C++, to run alongside EVM programs on Arbitrum. It’s over…5 min read5 min read
Jan 6Open Source Ethereum Infrastructure: A Beginner’s Guide to Essential ResourcesThis article covers essential resources for understanding the open-source software that runs the Ethereum network. …9 min read9 min read
Dec 19, 2022Solutions to Delay Attacks on RollupsOne of the subtle issues for designers of rollup protocols is how to deal with delay attacks. In this post I’ll talk about what they are and how Arbitrum protects against them, leading up to some exciting new developments. Delay attacks are malicious actions that try to prevent a rollup…7 min read7 min read
Nov 16, 2022Arbitrum Decentralization UpdateHey Arbinauts! Arbitrum Autumn has been going strong and as we crest into November we wanted to share some progress we’ve made towards decentralization. When it comes to rollups, decentralization is an especially complex issue. Arbitrum is in beta today, but it’s important to reiterate that it is designed to…3 min read3 min read
Oct 12, 2022The Merge 2.0: Offchain Labs acquires Prysmatic Labs, the leading Ethereum Consensus Client teamWe’re extremely happy to announce that Offchain Labs is acquiring Prysmatic Labs, the leading Ethereum consensus client. Merging L1 and L2 together, let’s dive into details! Who is Prysmatic labs? If you’ve been keeping up with recent Ethereum development, you’re probably familiar with the Merge, Ethereum’s recent move from proof-of-work to proof-of stake. Prysmatic…3 min read3 min read
Published in Offchain Labs·Aug 31, 2022Arbitrum Nitro: one small step for L2, one giant leap for Ethereum.The time has come Arbinauts. Arbitrum One has now been fully migrated to the Nitro stack! Ahhhhh! Yes, it’s true, Arbitrum One is now running on Nitro — increased throughput, lower fees, next generation rollup architecture is happening, and it’s all live now on Arbitrum One mainnet. This is a…3 min read3 min read
