Kubala

Recording by Joan Manuel Serrat.

Recording identifiers

ISRC
ES5020000433
CopyrightID (CopyrightChains transaction hash)
0xd9181255cdecda1c73aab3802142d1d484d0173d261c69db07e081d59b0abbfe
Copyright registration time
2026-07-03T11:45:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:d39dbffe4b6aa10e8f6ae6f29f0f8505bc8dbccdd32f516a6c40a14e6ce8a970

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.