ISRC CZA160404172
Verified recording
CZA160404172 is “Dvakrát Šestnáct” by Jiří Šašek,
registered on the CopyrightChains blockchain with CopyrightID
0xcdd5200e5623e4e2ff63a7d8e7b4a4a3000be4cdd10b7a2211db70697fde5c51 and independently timestamped
in Bitcoin block 960349 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160404172.
Recording identifiers
- ISRC
- CZA160404172
- Title
- Dvakrát Šestnáct
- Artist
- Jiří Šašek
- CopyrightID (CopyrightChains transaction hash)
0xcdd5200e5623e4e2ff63a7d8e7b4a4a3000be4cdd10b7a2211db70697fde5c51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:23:41+00:00
- Bitcoin block
- 960349
- Canonical record hash
sha256:9b25b8011b6f048c8993fb1358b882ac0a4d6d21674c1f9c50fdf5de2bd704d2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160404172
- Bitcoin block existence check
- https://blockstream.info/api/block/960349