Veinte Años - 2019 Remaster

Recording by Omara Portuondo.

Recording identifiers

ISRC
GB5KW1901956
CopyrightID (CopyrightChains transaction hash)
0xc0dfceba49592d80c8682bb794150e5205984c29101b4447add0d13c4adbb755
Copyright registration time
2026-06-26T11:04:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:33db0b4499237c77a1b4c5ea8fe8b436f413ba24ea2ef461a62540a9d2824e7b

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.