Kaisou

Recording by 大山 曜.

Recording identifiers

ISRC
JPR502139045
CopyrightID (CopyrightChains transaction hash)
0x5bcad3f26ffd75e7774400f0c150386203b209060c4dddcfac3d54b87356faf1
Copyright registration time
2026-06-17T22:50:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:1873cb263deea3d8dd7d19388bc4853df10f462a5f7ba432d0e9dbb30551bde7

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.