ISRC JPC971100534
Verified recording
JPC971100534 is “俺の問題” by S.L.A.C.K.,
registered on the CopyrightChains blockchain with CopyrightID
0x383ce53907335ad436e8a6f3b964fed4c4f916521d871f93b2aefb0281e7a377 and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPC971100534.
Recording identifiers
- ISRC
- JPC971100534
- Title
- 俺の問題
- Artist
- S.L.A.C.K.
- CopyrightID (CopyrightChains transaction hash)
0x383ce53907335ad436e8a6f3b964fed4c4f916521d871f93b2aefb0281e7a377
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:74b7cb259d1d1584febf2172f8cb2e6a313258e6ad2b5d9a52dcdc062f83581a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPC971100534
- Bitcoin block existence check
- https://blockstream.info/api/block/960121