ISRC CZEI12400008
Verified recording
CZEI12400008 is “Contemplative Citizen” by Otto Hejnic,
registered on the CopyrightChains blockchain with CopyrightID
0xdc9d0cf18a936fa37e8076ade04bcfd5cfc105a958ca2cbce232462973d7bb51 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZEI12400008.
Recording identifiers
- ISRC
- CZEI12400008
- Title
- Contemplative Citizen
- Artist
- Otto Hejnic
- CopyrightID (CopyrightChains transaction hash)
0xdc9d0cf18a936fa37e8076ade04bcfd5cfc105a958ca2cbce232462973d7bb51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:9800a1371d4c5e22fedae420cb27db34538e2543fd5f48676ebbb4847bf9b8b7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZEI12400008
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Contemplative Citizen · Machine-readable JSON-LD