Cuando Salí de Cuba

Recording by La Sonora Matancera.

Recording identifiers

ISRC
PEMG95601012
CopyrightID (CopyrightChains transaction hash)
0x90edf038661de84d947ba58d1128489b188ff90b7bad70cc54e93923ab71104e
Copyright registration time
2026-06-10T07:23:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:71a9d826078a72809293bba23fa621a7bc952684d28e26fd9fbddce6e61c92cd

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.