24/7~NITE AND DAY~

Recording by Toshinobu Kubota.

Recording identifiers

ISRC
JPU901000003
CopyrightID (CopyrightChains transaction hash)
0xe4c55a6bf1d96a9a2c24db70dc90baab17400566faf6dcdc2e2d3a77715841af
Copyright registration time
2026-07-06T07:14:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T12:58:18Z
Bitcoin block
957039
Canonical record hash
sha256:274f4034f4fef20e7c52b176450276b29a055f9a9d38316ad57b0c2959386354

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.