ISRC JPKI01720342
Verified recording
JPKI01720342 is “ともだちさんか” by 速水けんたろう,
registered on the CopyrightChains blockchain with CopyrightID
0x9961d4fc2516bf44c157e20a146fe93f32f5a01bca40b28d51d3828774accf66 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/JPKI01720342.
Recording identifiers
- ISRC
- JPKI01720342
- Title
- ともだちさんか
- Artist
- 速水けんたろう
- CopyrightID (CopyrightChains transaction hash)
0x9961d4fc2516bf44c157e20a146fe93f32f5a01bca40b28d51d3828774accf66
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:fe83aec4744bad062e9e596247113bf134ef703f5a955b9fcc5a5bb95071687b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKI01720342
- Bitcoin block existence check
- https://blockstream.info/api/block/960138