ISRC JPA840700312
Verified recording
JPA840700312 is “”+4”4” by Masashi Hamauzu,
registered on the CopyrightChains blockchain with CopyrightID
0x5b3f43e045cae5340573775b18952f0ac55461d0b0bb8ed98f597a64deb12234 and independently timestamped
in Bitcoin block 960456 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700312.
Recording identifiers
- ISRC
- JPA840700312
- Title
- ”+4”4
- Artist
- Masashi Hamauzu
- CopyrightID (CopyrightChains transaction hash)
0x5b3f43e045cae5340573775b18952f0ac55461d0b0bb8ed98f597a64deb12234
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:57+00:00
- Bitcoin block
- 960456
- Canonical record hash
sha256:e5feb2013898bde67e5acbfda57f3eddbe5aad24f42aad874e5b1d1054fe7039- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPA840700312
- Bitcoin block existence check
- https://blockstream.info/api/block/960456