Guaguanco 3

Recording by La Sonora Matancera.

Recording identifiers

ISRC
ES71G2058971
CopyrightID (CopyrightChains transaction hash)
0x814be335d2a30f89de2c5615dd43461863ad0c17bff355e7c1e6437a6e539fa6
Copyright registration time
2026-07-30T18:58:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T19:11:09Z
Bitcoin block
960296
Canonical record hash
sha256:122460e44a11cd39d3b81beb0271ee6440b6af8c25c2b1448ba315c3defaa0a7

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.