ArbOS 40 Callisto aligned Arbitrum One and Nova with @ethereum’s Pectra fork.
🔹 EIP-7702: Smart EOAs
🔹 EIP-2537: Faster signature checks
🔹 EIP-2935: Longer historical block access
@arbitrum and Ethereum, now fully aligned again.
Here is a quick TLDR for the EIPs included👇
1/ What does ArbOS 40 include?
🔹 Smart EOAs via EIP-7702
EOAs will now be able to execute smart contract code, enabling native account abstraction, with features like gasless TXs, delegation, and better wallet UX.
🔹 Modern cryptography via EIP-2537
New precompiles improving efficiency and enabling secure onchain BLS signature verification.
🔹 Historical block access via EIP-2935
Arbitrum nodes will store 27 hours of block hashes onchain for trustless access to recent state.
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