Yo no soy Guapo

Recording by La Sonora Matancera.

Recording identifiers

ISRC
CA5KR1942291
CopyrightID (CopyrightChains transaction hash)
0xf3b28ea1a4ebec8b4276222c95b64de13090899c60ad1d7c037437a1dd045605
Copyright registration time
2026-06-04T10:53:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:6062fc36f5cb444156a95d93fb6f3c4ee0a697e3e99a6e3f361540863fec9ecf

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.