Sonatine

Recording by KEIJU.

Recording identifiers

ISRC
JPU902001434
CopyrightID (CopyrightChains transaction hash)
0xa90cbdb9e8602d61fc5cec25d11887a11d114c19e9af353f1439f299652a02e4
Copyright registration time
2026-06-08T19:31:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:a118ededc040fc8114f7c4286103b85cdf4ef2bec18a8836486aed62d746fe8a

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.