La María

Recording by Julión Álvarez y su Norteño Banda.

Recording identifiers

ISRC
USUM71004733
CopyrightID (CopyrightChains transaction hash)
0xb5b775cc0a9b3b1c9843251cb9f21d08a119575f25555dbeaeb87cebb11e5361
Copyright registration time
2026-06-01T20:39:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1b7f54bb0ce8b90cf721b9047b08bec9c4c0d15e006d2d72f01b96403893c828

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.