Guantanamera

Recording by Los 3 Paraguayos.

Recording identifiers

ISRC
QM6MZ1540087
CopyrightID (CopyrightChains transaction hash)
0x3c01d1bcd200ec2d5ee21f5dcac52454aa38b1d9cb3167b27e76d6abab86254d
Copyright registration time
2026-06-06T15:49:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:b3ace2edd3f43881cb79e4d3ed7c1d85e5cbe932ccbdc44ae2beac29b18f7c2a

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.