Cuban Patina

Recording by Kalle Krüger.

Recording identifiers

ISRC
DKADG2201135
CopyrightID (CopyrightChains transaction hash)
0x10c814e2f56543c46831e76e1f4445e6afa3e2ed8aa5fb3f8f290e059f02eb43
Copyright registration time
2026-07-07T12:48:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:af1b576b00a9fd39d5b958fd3c682a14801e0683db6dc7a2d54d3f75b5169ffc

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.