La Burra de Juan Bimba

Recording by Rafael Martinez.

Recording identifiers

ISRC
US3Z42103373
CopyrightID (CopyrightChains transaction hash)
0x1a1a4a6fcf6c2de691c7ab6b803412312f74ee9047f3efaf336b3c2a9108c8c1
Copyright registration time
2026-07-30T19:18:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:42:40Z
Bitcoin block
960300
Canonical record hash
sha256:506f6c47882e745f3ccdd6327526bda0700d352460a2b5da56c720e81c386003

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.