ISRC CZA230000478
Verified recording
CZA230000478 is “Kdy Se Vratis” by Petr Muk,
registered on the CopyrightChains blockchain with CopyrightID
0xc8144515c73c775d4f0749aa3db1920a537327317a72b92cd555154343d25837 and independently timestamped
in Bitcoin block 960157 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA230000478.
Recording identifiers
- ISRC
- CZA230000478
- Title
- Kdy Se Vratis
- Artist
- Petr Muk
- CopyrightID (CopyrightChains transaction hash)
0xc8144515c73c775d4f0749aa3db1920a537327317a72b92cd555154343d25837
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:12:10+00:00
- Bitcoin block
- 960157
- Canonical record hash
sha256:59b6e1b0b9e266704081188dbb96121df36f29e4f29415b3db4a468b946543a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA230000478
- Bitcoin block existence check
- https://blockstream.info/api/block/960157