ISRC QZTB22205090
Verified recording
QZTB22205090 is “Cosmic Girl” by Kosei,
registered on the CopyrightChains blockchain with CopyrightID
0x19cab2700d40447f4496dfdeee746f15174d06db1d12bcab899916bf8d0c9925 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB22205090.
Recording identifiers
- ISRC
- QZTB22205090
- Title
- Cosmic Girl
- Artist
- Kosei
- CopyrightID (CopyrightChains transaction hash)
0x19cab2700d40447f4496dfdeee746f15174d06db1d12bcab899916bf8d0c9925
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:e0234b084697e47169b0c883eeda40af038fd3066756753546689d9923201ce3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZTB22205090
- Bitcoin block existence check
- https://blockstream.info/api/block/959144