ISRC JPR502138989
Verified recording
JPR502138989 is “Retrospection” by 大山 曜,
registered on the CopyrightChains blockchain with CopyrightID
0x628a15159f9e3b3a224d7593135fb52fda38cfd22303be114a96fa1b2d76df74 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPR502138989.
Recording identifiers
- ISRC
- JPR502138989
- Title
- Retrospection
- Artist
- 大山 曜
- CopyrightID (CopyrightChains transaction hash)
0x628a15159f9e3b3a224d7593135fb52fda38cfd22303be114a96fa1b2d76df74
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:540aca26010839f4425371a2554bcc9b1ea37b8d22bf6b9baeb84a9c08b7bbcf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPR502138989
- Bitcoin block existence check
- https://blockstream.info/api/block/957118