ISRC JPA840700310
Verified recording
JPA840700310 is “”+4”2” by Masashi Hamauzu,
registered on the CopyrightChains blockchain with CopyrightID
0x22232c916b59b17495d2b0ca1a1c04e4dd234152b9496af5164d2ae0bcac753b and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700310.
Recording identifiers
- ISRC
- JPA840700310
- Title
- ”+4”2
- Artist
- Masashi Hamauzu
- CopyrightID (CopyrightChains transaction hash)
0x22232c916b59b17495d2b0ca1a1c04e4dd234152b9496af5164d2ae0bcac753b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:a9d0536d0232f46b0e62c65aa83e97dffb4267171ba3805ae2dc52bd3cf1d72f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700310
- Bitcoin block existence check
- https://blockstream.info/api/block/960284