ISRC JPB602302731
Verified recording
JPB602302731 is “vanity (大沢伸一より)” by Ai Otsuka,
registered on the CopyrightChains blockchain with CopyrightID
0x6a63d7a3237b94d18d63dc1643bbd94fa67c4db304b901f43c639b3084bc1bc8 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB602302731.
Recording identifiers
- ISRC
- JPB602302731
- Title
- vanity (大沢伸一より)
- Artist
- Ai Otsuka
- CopyrightID (CopyrightChains transaction hash)
0x6a63d7a3237b94d18d63dc1643bbd94fa67c4db304b901f43c639b3084bc1bc8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:fad1c0fb793ab97efe58baa6e7d42e813d3fe890f0879328c083de885655cb0e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB602302731
- Bitcoin block existence check
- https://blockstream.info/api/block/956889