ISRC CZA100010011
Verified recording
CZA100010011 is “Jsem sva” by Helena Vondráčková,
registered on the CopyrightChains blockchain with CopyrightID
0x8cb2a74a9b5590d5436dbc656ee70fd676cf39b7fc75ee287d1f86b140ba9948 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA100010011.
Recording identifiers
- ISRC
- CZA100010011
- Title
- Jsem sva
- Artist
- Helena Vondráčková
- CopyrightID (CopyrightChains transaction hash)
0x8cb2a74a9b5590d5436dbc656ee70fd676cf39b7fc75ee287d1f86b140ba9948
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:eb79811fc3bed57e9a20f8510e0be83238b48a24affc33e2198a1a5bc77c2003- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA100010011
- Bitcoin block existence check
- https://blockstream.info/api/block/960258