ISRC CZA165900035
Verified recording
CZA165900035 is “Kdo Ví” by Josef Zíma,
registered on the CopyrightChains blockchain with CopyrightID
0x522df1e640e375a749505858ac5ce88c872d043728cb13a1b4a8cdeaf8257713 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/CZA165900035.
Recording identifiers
- ISRC
- CZA165900035
- Title
- Kdo Ví
- Artist
- Josef Zíma
- CopyrightID (CopyrightChains transaction hash)
0x522df1e640e375a749505858ac5ce88c872d043728cb13a1b4a8cdeaf8257713
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:306636545fc99087de01cef9f2560fd8255bffea5a126ff23706425826b90f57- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165900035
- Bitcoin block existence check
- https://blockstream.info/api/block/957118