Obertura Mexicana

Recording by Merle J. Isaac.

Recording identifiers

ISRC
QZES51980097
CopyrightID (CopyrightChains transaction hash)
0xaf1d1704328960617c6df47ca0ac344c5a9f452e2841bf12f11788dc3f2d0949
Copyright registration time
2026-06-24T10:28:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:0505c85dc34935d3c853541438b35198ccb39f74d89133fd075bab7c2964a2f4

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.