ISRC CZA167100433
Verified recording
CZA167100433 is “Léta Letí” by Valerie Čižmárová,
registered on the CopyrightChains blockchain with CopyrightID
0xf864bb9aa925417ded240ad84e7dfcb5246d104da4ed89cbce40a04ceb9462c1 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167100433.
Recording identifiers
- ISRC
- CZA167100433
- Title
- Léta Letí
- Artist
- Valerie Čižmárová
- CopyrightID (CopyrightChains transaction hash)
0xf864bb9aa925417ded240ad84e7dfcb5246d104da4ed89cbce40a04ceb9462c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:4586a7e08505b2ef5967c081b7ba1000170c573b342fe75607f75c90db61640b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167100433
- Bitcoin block existence check
- https://blockstream.info/api/block/960403