ISRC JPA840700309
Verified recording
JPA840700309 is “”+4”1” by Masashi Hamauzu,
registered on the CopyrightChains blockchain with CopyrightID
0x4bc37c2bba3153bbeec6ff7ce6fe172cee05e09337f2951382525a7e3f9042f1 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700309.
Recording identifiers
- ISRC
- JPA840700309
- Title
- ”+4”1
- Artist
- Masashi Hamauzu
- CopyrightID (CopyrightChains transaction hash)
0x4bc37c2bba3153bbeec6ff7ce6fe172cee05e09337f2951382525a7e3f9042f1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:0ab543019547113dd68c28841a11de091c678150c9e5ac940c40452e5d9ec896- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700309
- Bitcoin block existence check
- https://blockstream.info/api/block/960258