ISRC JPR502138958
Verified recording
JPR502138958 is “GRIND - Off Vocal Ver.” by ワタナベカズヒロ,
registered on the CopyrightChains blockchain with CopyrightID
0x8cd1b16f9020f6fd695885e45cda3cdbfad234ffc7429e0cd80e95cdd60b5937 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPR502138958.
Recording identifiers
- ISRC
- JPR502138958
- Title
- GRIND - Off Vocal Ver.
- Artist
- ワタナベカズヒロ
- CopyrightID (CopyrightChains transaction hash)
0x8cd1b16f9020f6fd695885e45cda3cdbfad234ffc7429e0cd80e95cdd60b5937
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:2775f9c6a2495daf61e03e815744b3a380aae9194013112ec6e7055a34bae4a2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPR502138958
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: GRIND - Off Vocal Ver. · Machine-readable JSON-LD