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Keccak-256 & Selectors

Hash text or bytes with keccak256 / sha256, compute function & event selectors, ENS namehash.

works offline

Input

bytes: 0
keccak256: 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470
sha256: 0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
ripemd160: 0x9c1185a5c5e9fc54612808977ee8f548b2258d31
EIP-191 hash: 0x5f35dce98ba4fba25530a026ed80b2cecdaa31091ba4958b99b52ea1d068adad

Function / event signature → selector

4-byte selector: 0xa9059cbb
32-byte topic (event): 0xa9059cbb2ab09eb219583f4a59a5d0623ade346d962bcd4e46b11da047c9049b

ENS namehash

normalized: vitalik.eth
namehash: 0xee6c4522aab0003e8d14cd40a6af439055fd2577951148c14b6cea9a53475835
labelhash("vitalik"): 0xaf2caa1c2ca1d027f1ac823b529d0a67cd144264b2789fa2ea4d63a67c7103cc