Coco Blues

Recording by Carlos Valverde.

Recording identifiers

ISRC
BRO9U1900005
CopyrightID (CopyrightChains transaction hash)
0xabd6b2d9d3d08adaf630e6d4700ef27242a07bb5c664001a5b31e757ead8c585
Copyright registration time
2026-06-27T18:05:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:80281a092bbbb58abc4c546d86b2ab8062e444e201b2b6e6d477ddadfcdfa383

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.