Block Hash Calculator

Enter a block number and a JSON-RPC provider below to recalculate the block's hash from its header fields. Known supported networks: Ethereum, Polygon PoS, BNB Chain, OP Mainnet, Base, Arbitrum One, Linea, Scroll, Blast, Mantle, Avalanche C-Chain, ZKsync Era, Ink Mainnet, Sonic Mainnet, Unichain, World Chain, Soneium, Zircuit Mainnet, and Taiko Alethia.