Y Mi Negro Esta Cansao

Recording by La Sonora Matancera.

Recording identifiers

ISRC
US78T0502361
CopyrightID (CopyrightChains transaction hash)
0xa72556e08ba79eef44049a80b1fa2b76be9873f7a6150e574d861b14d09ec39a
Copyright registration time
2026-06-07T23:16:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:9a5e060fd7b4d5953fb13ea49c41afb815dda910d360811ab6830bda1f67df1c

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.