Veinte Años

Recording by Omara Portuondo.

Recording identifiers

ISRC
GBBGU0059009
CopyrightID (CopyrightChains transaction hash)
0x41ac864bc555959e93235a132944cac95786f2f42f562a0737acf04ea908ea6d
Copyright registration time
2026-06-05T04:42:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:3451c473662722ed3b0cdbb1cf909385d2aadf7ef9bcca1d078c3622cf18b72b

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.