Koku

Recording by Petit Brabancon.

Recording identifiers

ISRC
JPF302100262
CopyrightID (CopyrightChains transaction hash)
0xc44ab16bc5bf7906d529c3656bc76c8eaa949911a8d1d9468817e0b291acb723
Copyright registration time
2026-06-09T14:18:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8244129cd71bcdd03034e630383331efcc50137571840ba0f97ddd884e65b955

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.