ISRC CZA168800217
Verified recording
CZA168800217 is “Hodinky Nejdou” by Karel Zich,
registered on the CopyrightChains blockchain with CopyrightID
0x4247d32db57f3ea20b5d046ea536ef14c9a2dc4e8e6ddb579b518a8a22aa5687 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168800217.
Recording identifiers
- ISRC
- CZA168800217
- Title
- Hodinky Nejdou
- Artist
- Karel Zich
- CopyrightID (CopyrightChains transaction hash)
0x4247d32db57f3ea20b5d046ea536ef14c9a2dc4e8e6ddb579b518a8a22aa5687
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:cbf4f9a3e14828f68aedb0e6c5b9319339cf4af94c7f3385a5a49f8d3ac823bf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168800217
- Bitcoin block existence check
- https://blockstream.info/api/block/960291