ISRC JPS809919489
Verified recording
JPS809919489 is “クォーターペーパー” by Itto,
registered on the CopyrightChains blockchain with CopyrightID
0x44f3c209dbaeb63d4ff305b187663622eee0cb60c4353f73db9a6d285e1be11e and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS809919489.
Recording identifiers
- ISRC
- JPS809919489
- Title
- クォーターペーパー
- Artist
- Itto
- CopyrightID (CopyrightChains transaction hash)
0x44f3c209dbaeb63d4ff305b187663622eee0cb60c4353f73db9a6d285e1be11e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:4735c9aede887e9cba08ba32fa8d834de65ad58b334a05219617f8509f0544d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPS809919489
- Bitcoin block existence check
- https://blockstream.info/api/block/960459