Protocol & Consensus • Estimated 90m

SIGHASH Flags

protocol.sighash-flags

Signature hash flags define which transaction parts are committed by each signature and shape authorization semantics.

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Curated resources (3)

• BIP 143: Transaction Signature Verification for Version 0 Witness Program (article) Defines modern segwit signature digest construction details.
• BIP 341: Taproot (article) Taproot-era signature digest and script path verification semantics.
• Programming Bitcoin (book) Worked examples for digest construction and signature-authorization edge cases.

Direct prerequisites (1)

• Bitcoin Script

Direct dependents (3)

• OP_CODESEPARATOR
• SIGHASH_ANYPREVOUT
• TXHASH Proposal

Canonical site description: Interactive Bitcoin knowledge graph with prerequisites, curated resources, and structured topic pages.