El Corneta

Recording by La Sonora Matancera.

Recording identifiers

ISRC
US78T0504508
CopyrightID (CopyrightChains transaction hash)
0x89be0949e3e4ae928dd4993ce18d3b3140bcf060d6b08c3657e9f50b8f726ead
Copyright registration time
2026-06-22T04:58:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6085938e1f3a45937e661fb9b648dc00af5a16b6a04f0f65502b8d32ff0f82a0

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.