ISRC CZA161540437
Verified recording
CZA161540437 is “Motiv Holiče IV.” by Karel Svoboda,
registered on the CopyrightChains blockchain with CopyrightID
0xcad35a2661f34fff0e3c90ad607d818835664279ac7b4c82e59f6c45572792ed and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161540437.
Recording identifiers
- ISRC
- CZA161540437
- Title
- Motiv Holiče IV.
- Artist
- Karel Svoboda
- CopyrightID (CopyrightChains transaction hash)
0xcad35a2661f34fff0e3c90ad607d818835664279ac7b4c82e59f6c45572792ed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:802a894417a023bd998a0d97dd7507c0b72f11944bc5433b3ce58ae91d4d55ec- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161540437
- Bitcoin block existence check
- https://blockstream.info/api/block/960448