The latest Builder’s Block brings a dense batch of arbitrum updates, spanning protocol post-mortems, new learning content, and emerging economic debates across the ecosystem.
Technical post-mortem on Prysm Mainnet
The Arbitrum Foundation released a detailed analysis of the recent Prysm Mainnet “Fusaka” incident. The post-mortem explains the technical root cause, how it affected validator and network participation, and the specific mitigation steps taken.
Moreover, the report outlines the patches shipped in v7.0.1+, designed to prevent a similar disruption. These changes strengthen client robustness while keeping compatibility with Ethereum’s upgrade path.
Learn and build with Stylus, WASM, and oracles
New “Learn & Build” resources focus on helping developers deepen their skills across the Arbitrum tech stack. A long-form explainer examines how Stylus leverages WebAssembly to overcome EVM limits and improve performance.
This deep dive shows how WASM can unlo
We współpracy z: https://en.cryptonomist.ch/2025/12/23/arbitrum-updates-prysm-stylus-learning/
