Mama Said Knock You Out

Recording identifiers

ISRC

USDJ29000008

CopyrightID (CopyrightChains transaction hash)

0xdc32fd28f328b8c8f2bc79875fb1762ec0bdb1f2212258e1c9d10b84b0b37133

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T18:23:33Z

Bitcoin block

960291

Canonical record hash

sha256:281aad063d48baf1522928d347a852e6e2fbddaf52c3556f44b51ab884071905

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.