Nine Out Of Ten

Recording by Caetano Veloso.

Recording identifiers

ISRC
BRUM70700060
CopyrightID (CopyrightChains transaction hash)
0x05b332359538dc809b308a25de017631081b2bbbadca82a1ebab4d3f84723931
Copyright registration time
2026-07-03T04:59:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:93ca57d12282e6d63089c3d76eff65e053c99db804c0a80490dd6bac711e96e2

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.