El Olvidao

Recording by Los 4 De Cordoba.

Recording identifiers

ISRC
US3DF2029588
CopyrightID (CopyrightChains transaction hash)
0x776c185bda47dd29f16037de287cdd0220e723bd9236d63794a1077eb7e795b1
Copyright registration time
2026-06-22T23:42:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:d94cce84eec1184cd7320cdc171d5fbf37d0f91c78e56fb675cc44359fa8c94c

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.