El Cuarto de Tula - Remasterizado

Recording by Compay Segundo y su grupo.

Recording identifiers

ISRC
ES5021701516
CopyrightID (CopyrightChains transaction hash)
0xd6a7eeed3d1db27efd9dffa43eed7e52d2d255b7bfe20bcd12db7be180735688
Copyright registration time
2026-06-20T01:00:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:99742a1dbd99485e38a180d60841917612c0a4911497607860110653f7cd4be5

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.