Siboney

Recording by Esther Borja.

Recording identifiers

ISRC
QM6N21588385
CopyrightID (CopyrightChains transaction hash)
0xb7da423d2db3eca3dcb0d85ab72d123db9c5add28804228019c6949f05a5f219
Copyright registration time
2026-07-07T13:02:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:49d14016bb5c60d20e084aeffd42710d6361f3764c447d3858b337f94d9c77bb

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.