Cancion Del Dolor

Recording by La Sonora Matancera.

Recording identifiers

ISRC
NLHR52141707
CopyrightID (CopyrightChains transaction hash)
0x648f59ea13bca1a317a9ade469d3871a3567e0fbd103440543cbdb007ab5bd9f
Copyright registration time
2026-08-01T03:48:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T04:30:37Z
Bitcoin block
960509
Canonical record hash
sha256:21c583cae43b4ac2fa5e98e866dfe856ab53e14421f39b3c69e5ac472872b9f1

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.