Guaguanco No.3

Recording by La Sonora Matancera.

Recording identifiers

ISRC
FR0W62070129
CopyrightID (CopyrightChains transaction hash)
0xd7732b7ff4064c68f3a13bdf1f96d4dd6488e4493cf595a04d11adb632364359
Copyright registration time
2026-06-24T06:12:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:23d08d6dc07b41cba1158a3a5f269dd252d52e284fdba0e835ed7c2933d48d83

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.