ISRC JPZ922107086
Verified recording
JPZ922107086 is “Smiling” by Takahiro Izumikawa,
registered on the CopyrightChains blockchain with CopyrightID
0x8480c3ecc8c8668b700b7c5c52a7a9d7cdd2f4aa8d6b8597feb8f27f83bc098d 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/JPZ922107086.
Recording identifiers
- ISRC
- JPZ922107086
- Title
- Smiling
- Artist
- Takahiro Izumikawa
- CopyrightID (CopyrightChains transaction hash)
0x8480c3ecc8c8668b700b7c5c52a7a9d7cdd2f4aa8d6b8597feb8f27f83bc098d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:61891a52d11b2abec2bc627403aa756f9ec8863c88e2cffb16dace4a0644a7e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPZ922107086
- Bitcoin block existence check
- https://blockstream.info/api/block/957118