ISRC CZA160411002
Verified recording
CZA160411002 is “Hymna čssr” by Jindřich Brejšek,
registered on the CopyrightChains blockchain with CopyrightID
0xf2e9fa5de5e611b21bb8db76cf5b17a51936f4d8ace3aa0f05721d8d960cb3e8 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160411002.
Recording identifiers
- ISRC
- CZA160411002
- Title
- Hymna čssr
- Artist
- Jindřich Brejšek
- CopyrightID (CopyrightChains transaction hash)
0xf2e9fa5de5e611b21bb8db76cf5b17a51936f4d8ace3aa0f05721d8d960cb3e8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:21036d5e3a8cb594034839c36a46c068f1529ced13d9386f497df37a94350f9a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160411002
- Bitcoin block existence check
- https://blockstream.info/api/block/960397