ISRC CZA165900040
Verified recording
CZA165900040 is “Zázračná Písnička” by Orchestr Karla Vlacha,
registered on the CopyrightChains blockchain with CopyrightID
0x042e58582e2751ee25cee11fefc496f9336bf4705bd195d31fa45dfc2836929e 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/CZA165900040.
Recording identifiers
- ISRC
- CZA165900040
- Title
- Zázračná Písnička
- Artist
- Orchestr Karla Vlacha
- CopyrightID (CopyrightChains transaction hash)
0x042e58582e2751ee25cee11fefc496f9336bf4705bd195d31fa45dfc2836929e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:93a9f06169f60a28a55ed8b9d52b72eeaf7211b986e853c9b9e6be3a072909c8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165900040
- Bitcoin block existence check
- https://blockstream.info/api/block/960448