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◆ #sighash_anyprevout

Bitcoin2m read

Bitcoin's SIGHASH_ANYPREVOUT (APO) Covenant Enhances Flexible Transaction Signing for Layer-2 Solutions

Bitcoin's new **SIGHASH_ANYPREVOUT (APO)** covenant allows signatures to authorize any compatible UTXO, boosting flexibility for Lightning and layer-2 solutions.

Jul 7, 2026