PSBT
Sign P2WPKH demo PSBT
Build, sign, finalize, and extract a synthetic P2WPKH PSBT.
How To Use It
Run the example. The input field is ignored.
Example
Private key 1 signs a one-input P2WPKH PSBT.
Runs locally in WebAssembly
Live Tool
Inputs stay in this browser tab. No transaction broadcast or remote Bitcoin API calls are used.