ISRC JPU971911087
Verified recording
JPU971911087 is “大切なもの（カラピアノ）” by 山崎朋子,
registered on the CopyrightChains blockchain with CopyrightID
0x43440e177cf455d8733e4f3f7452c2575e37721dc206d5ff24b63bc9d420d2fe and independently timestamped
in Bitcoin block 960389 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU971911087.
Recording identifiers
- ISRC
- JPU971911087
- Title
- 大切なもの（カラピアノ）
- Artist
- 山崎朋子
- CopyrightID (CopyrightChains transaction hash)
0x43440e177cf455d8733e4f3f7452c2575e37721dc206d5ff24b63bc9d420d2fe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T10:20:10+00:00
- Bitcoin block
- 960389
- Canonical record hash
sha256:81530c4225fdcdf073ec7692a284ab71781291f6595ecafd2ea54ef064b391cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPU971911087
- Bitcoin block existence check
- https://blockstream.info/api/block/960389