ISRC JPM402250927
Verified recording
JPM402250927 is “宝島 - 連弾 Piano Version” by Hirotaka Izumi,
registered on the CopyrightChains blockchain with CopyrightID
0x999539f19e6aa7a07d3cec921c4cf3ed60abee4a9ad8b042624aaebbb1aa9789 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPM402250927.
Recording identifiers
- ISRC
- JPM402250927
- Title
- 宝島 - 連弾 Piano Version
- Artist
- Hirotaka Izumi
- CopyrightID (CopyrightChains transaction hash)
0x999539f19e6aa7a07d3cec921c4cf3ed60abee4a9ad8b042624aaebbb1aa9789
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:769d39d6abe6b3915c4a38b92fdc24f052b5cc93c5e9c44143af1fa78d75528c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPM402250927
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 宝島 - 連弾 Piano Version · Machine-readable JSON-LD