Tiene Sabor (feat. Omara Portuondo)

Recording by Buena Vista Social Club.

Recording identifiers

ISRC
GBBGU1490003
CopyrightID (CopyrightChains transaction hash)
0x1f5fbdac74ce24b021c5fd33667ed3929c43dadf7656f43b0ffa6ced82b147bd
Copyright registration time
2026-06-01T18:25:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:5686447be635cf110a54b56b0c9679ffb081244be0121db51799eb48639a764c

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.