ISRC CZA230600592
Verified recording
CZA230600592 is “Koupim, smenim, prodam” by Jiri Korn,
registered on the CopyrightChains blockchain with CopyrightID
0x4259188fd80c8f77be9fcd814931f05bec5efa70534022a8f1750f1b70f0320b and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA230600592.
Recording identifiers
- ISRC
- CZA230600592
- Title
- Koupim, smenim, prodam
- Artist
- Jiri Korn
- CopyrightID (CopyrightChains transaction hash)
0x4259188fd80c8f77be9fcd814931f05bec5efa70534022a8f1750f1b70f0320b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:aaf5d451456dc5afbe33010283fb4f159a0a75cfd9ebd761872020f55a00e7e5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA230600592
- Bitcoin block existence check
- https://blockstream.info/api/block/960362
Full record
Track page: Koupim, smenim, prodam · Machine-readable JSON-LD