ISRC CZA161103346
Verified recording
CZA161103346 is “To Mám Krásnou Ubikaci, To Jsem Krásně Zavřený” by Josef Dvořák,
registered on the CopyrightChains blockchain with CopyrightID
0xb474699c218324b2b4ac95cd5b45164e5bbdb1b493f92569f5a90bd688acf90b and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161103346.
Recording identifiers
- ISRC
- CZA161103346
- Title
- To Mám Krásnou Ubikaci, To Jsem Krásně Zavřený
- Artist
- Josef Dvořák
- CopyrightID (CopyrightChains transaction hash)
0xb474699c218324b2b4ac95cd5b45164e5bbdb1b493f92569f5a90bd688acf90b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:b54cda7b161cc2992ba4eafa9ae9f600c33c28e7e01cab84ae2a4058d3fcd457- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA161103346
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: To Mám Krásnou Ubikaci, To Jsem Krásně Zavřený · Machine-readable JSON-LD