Joaquin El de La Sierra (En Vivo)

Recording by Grupo Maximo Grado.

Recording identifiers

ISRC
US3DF1701636
CopyrightID (CopyrightChains transaction hash)
0x1734a26255bc5c0ec87bbd5e8b0897dddb7172c9c1974bb5e71eb371fdce820d
Copyright registration time
2026-06-24T06:04:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:087ca3996f2ec3c14b12300fc59c3cb19f77c19e9c7b2045a50c1493041bf68c

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.