ISRC JPG202123868
Verified recording
JPG202123868 is “すてきな春に” by 小林秀雄,
registered on the CopyrightChains blockchain with CopyrightID
0x1862f17c65324cd3aa831c1667eeb2fdb2791f1c40925f4df5260a7732a87301 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPG202123868.
Recording identifiers
- ISRC
- JPG202123868
- Title
- すてきな春に
- Artist
- 小林秀雄
- CopyrightID (CopyrightChains transaction hash)
0x1862f17c65324cd3aa831c1667eeb2fdb2791f1c40925f4df5260a7732a87301
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:17bf53bff4b944b06260f88a2880bb88a3c521eefbe1a3075fb8f2d1b875497d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPG202123868
- Bitcoin block existence check
- https://blockstream.info/api/block/957118