Cha Cha Guere

Recording by La Sonora Matancera.

Recording identifiers

ISRC
USDBB0951204
CopyrightID (CopyrightChains transaction hash)
0xb9c9b24ca5f192853ee538dfdd769c45807a4d28124cfab7482c4c7028076a06
Copyright registration time
2026-06-22T14:07:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:eac63a384d3aeccfc53b5758eb47b761a9f84c991a065f11a99de835fd71b30f

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.