ISRC JPVI08803730
Verified recording
JPVI08803730 is “夢見る16才” by Kyoko Koizumi,
registered on the CopyrightChains blockchain with CopyrightID
0x50a0a3199e733038f252e077675a66c36cd7a8bf113ff2c4c2dbfbc123cd5098 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/JPVI08803730.
Recording identifiers
- ISRC
- JPVI08803730
- Title
- 夢見る16才
- Artist
- Kyoko Koizumi
- CopyrightID (CopyrightChains transaction hash)
0x50a0a3199e733038f252e077675a66c36cd7a8bf113ff2c4c2dbfbc123cd5098
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2cfe73983977aeb4195931dcfb8ed4e808d5dbb8f1d5f1a9645ba352c56be584- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPVI08803730
- Bitcoin block existence check
- https://blockstream.info/api/block/957118