Hashing
Tagged hash
Compute a BIP340-style tagged hash for Taproot and Schnorr related domains.
How To Use It
Paste message bytes as hex and provide the tag string, such as TapTweak or BIP0340/challenge.
Example
Tag: TapTweak; bytes: 32 zero bytes
Runs locally in WebAssembly
Live Tool
Inputs stay in this browser tab. No transaction broadcast or remote Bitcoin API calls are used.