ISRC JPB600577903
Verified recording
JPB600577903 is “U-ボート” by Ai Otsuka,
registered on the CopyrightChains blockchain with CopyrightID
0x7764c3ad7e2052ff2ba30b014c7ac97af571334480d3f15755ca2643fa931ad1 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB600577903.
Recording identifiers
- ISRC
- JPB600577903
- Title
- U-ボート
- Artist
- Ai Otsuka
- CopyrightID (CopyrightChains transaction hash)
0x7764c3ad7e2052ff2ba30b014c7ac97af571334480d3f15755ca2643fa931ad1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:3ee148e0060e4ac36bad5c0dfc70772a7a6298ae0537fd8ffb9618137a88aeee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPB600577903
- Bitcoin block existence check
- https://blockstream.info/api/block/956304