Taproot (BIP-340/341/342)
Protocol● Common
A 2021 soft fork enabling Schnorr signatures and MAST (Merkelized Abstract Syntax Trees). Makes complex spending conditions (multisig, timelocks) indistinguishable from simple payments. Improves privacy, efficiency, and smart contract capabilities.
Technical Notes
P2TR outputs: bc1p... (Bech32m). Key path spend: single Schnorr signature. Script path: reveal only the executed script branch. MuSig2/FROST aggregate keys look like single-sig. Enables PTLCs, DLCs, better Lightning privacy. ~95% miner signaling for activation.
Metadata
Visibility: Public
Created:1/3/2026by System