La Cumbia Mazahuac

Recording by Grupo Union.

Recording identifiers

ISRC
QM6DC2096234
CopyrightID (CopyrightChains transaction hash)
0xa457040230eb08de6ede7a028e8d89bc490135a335538036c444830c9fc78c4f
Copyright registration time
2026-06-11T02:17:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:05d5f7ea26cfeba4eb23b1686f31c4e464c0ca667877b2927ec0c946dbd054c3

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.