Guantanamera

Recording by Combo Alfredo.

Recording identifiers

ISRC
ATT259819820
CopyrightID (CopyrightChains transaction hash)
0x5ba1434922e11c0a55ed098cc34d4ee7416541ee638c3236365c964b83a0a697
Copyright registration time
2026-07-06T05:48:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:41a8024977385cde09358862ba78c68b9557f11b6fea2bbf9ead6183ade62197

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.