ISRC CZB871802009
Verified recording
CZB871802009 is “Marketa Lazarová: Únos” by Zdeněk Liška,
registered on the CopyrightChains blockchain with CopyrightID
0x6850c71964ff200469c42ea5c254ca384012806487bbe45fe8d787271fbb9fe0 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZB871802009.
Recording identifiers
- ISRC
- CZB871802009
- Title
- Marketa Lazarová: Únos
- Artist
- Zdeněk Liška
- CopyrightID (CopyrightChains transaction hash)
0x6850c71964ff200469c42ea5c254ca384012806487bbe45fe8d787271fbb9fe0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:5df20571490055bee9c610efcecdef7f5d39065f855059341749b20f460c7091- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZB871802009
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Marketa Lazarová: Únos · Machine-readable JSON-LD