Who Dun It?

Recording by Blue Mitchell.

Recording identifiers

ISRC
USBN20000801
CopyrightID (CopyrightChains transaction hash)
0x72e8c6188b2891aec7f93266ec690d37048f7219047a3f1176af5b1f4df90be6
Copyright registration time
2026-06-22T09:42:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ad1899de189066b426cbbdb5f06d52f29304e3d8f9d61ed79c9de364de15f02d

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.