La Cumbia Del Cafe Martinez

Recording by El Búho.

Recording identifiers

ISRC
UKACT2130751
CopyrightID (CopyrightChains transaction hash)
0x53cabd450ef1833123a36b0c76206fdff4039e35202f901f7c09bae73a0c9b97
Copyright registration time
2026-06-04T15:39:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:e77e20004fd83a743925213ddec735957eff568c567a026787daa327cb3e16f5

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.