Retorno

Recording by Fernando Villalona.

Recording identifiers

ISRC
ITF251400457
CopyrightID (CopyrightChains transaction hash)
0x78446e0bb089e6d021ae1cb3ec42725990b2be7f0fb53b8406f0bec15348230e
Copyright registration time
2026-06-24T09:35:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4099a414a30f3226ec88f2ccdc0bdd42ce581a843045dc2ac359548c22ed5836

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.