ISRC JPTK00400140
Verified recording
JPTK00400140 is “七色” by Jazztronik,
registered on the CopyrightChains blockchain with CopyrightID
0x438d696d1e9cb6a9ce2807c8aa1cb40d87f929e5f093ffa0d1c31483272c533b and independently timestamped
in Bitcoin block 959155 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTK00400140.
Recording identifiers
- ISRC
- JPTK00400140
- Title
- 七色
- Artist
- Jazztronik
- CopyrightID (CopyrightChains transaction hash)
0x438d696d1e9cb6a9ce2807c8aa1cb40d87f929e5f093ffa0d1c31483272c533b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T16:43:41+00:00
- Bitcoin block
- 959155
- Canonical record hash
sha256:5760b97c21872c7b9686885ddae208b658cb1c853a178d62efaf4aee26a783e6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPTK00400140
- Bitcoin block existence check
- https://blockstream.info/api/block/959155