A Bilirrubina

Recording by Juan Luis Guerra 4.40.

Recording identifiers

ISRC
USJ3V1862573
CopyrightID (CopyrightChains transaction hash)
0xbc6cd01a613b6f69dcb539831ffcc4df2ba32249056fdac820513c666eec8701
Copyright registration time
2026-06-26T12:31:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:601ebacc0a64116c1b613a4c69cc2be766e9ebf2e26886cbda9d824c84c8f28c

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.