Blue and Brown

Recording by Clifford Brown.

Recording identifiers

ISRC
FR6V80715024
CopyrightID (CopyrightChains transaction hash)
0x184cbce5c54fe573824e18725c1883ab1c466dcb49a48e0bd2ecbb25171c71cf
Copyright registration time
2026-07-31T06:54:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:147d63727104b158fdf3f73754accafce65f5f9e38cfc272e2dc11b6d5ea55de

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.