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Bitcoin Covenants Part 3: SIGHASH_ANYPREVOUT

APO lets a Bitcoin signature authorize any compatible UTXO rather than one fixed outpoint. It allows for rebindable pre-signed transactions for Lightning, vaults, and layer-2 protocols without new key management overhead.

Bitcoin Covenants Part 3: SIGHASH_ANYPREVOUT

Published July 7, 2026 · Category: Markets

Overview

Bitcoin Covenants Part 3: SIGHASH_ANYPREVOUT

Details

APO lets a Bitcoin signature authorize any compatible UTXO rather than one fixed outpoint. It allows for rebindable pre-signed transactions for Lightning, vaults, and layer-2 protocols without new key management overhead.

Source

Originally published at cointelegraph.com.

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