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
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:8d25e9ff332640299632e4aad2a9f143522f7b9c81e109380ef49b9251bec26f

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.