ISRC CZA168400988
Verified recording
CZA168400988 is “On Ví” by Naďa Urbánková,
registered on the CopyrightChains blockchain with CopyrightID
0x768bd438d2cff4f38be282f3d6cfc3f99f6a94e01737746468fd56d5153334ca and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168400988.
Recording identifiers
- ISRC
- CZA168400988
- Title
- On Ví
- Artist
- Naďa Urbánková
- CopyrightID (CopyrightChains transaction hash)
0x768bd438d2cff4f38be282f3d6cfc3f99f6a94e01737746468fd56d5153334ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:86fd3e9725fb1953b2231f210d24f968abbf224663d887ce2772465852bb059e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168400988
- Bitcoin block existence check
- https://blockstream.info/api/block/957120