ISRC JPN201000644
Verified recording
JPN201000644 is “グラデーション Pt.1” by Yosuke Onuma,
registered on the CopyrightChains blockchain with CopyrightID
0x43efd9fe78baa14eb58ed5f78f58045cabd712af79e07ec8a019818c9301b63a and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPN201000644.
Recording identifiers
- ISRC
- JPN201000644
- Title
- グラデーション Pt.1
- Artist
- Yosuke Onuma
- CopyrightID (CopyrightChains transaction hash)
0x43efd9fe78baa14eb58ed5f78f58045cabd712af79e07ec8a019818c9301b63a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:665c75ec960d7ce8b55657a6eed3438e814c790b40918f0c42e810c59a427354- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPN201000644
- Bitcoin block existence check
- https://blockstream.info/api/block/957120