Que Fue de Nuestro Amor

Recording by Grupo Compay Segundo.

Recording identifiers

ISRC
FR9W12151023
CopyrightID (CopyrightChains transaction hash)
0xaeee2c8364cb6ad36efd57493352f1d3a7e02a4d5d8555c2178e54ebfed14d6b
Copyright registration time
2026-07-07T06:28:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b0a02855ab28b6edaa8e6781a596f0028055ad49932ae640b2ee9e291f93e9b3

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.