ISRC CZA168404996
Verified recording
CZA168404996 is “Zítra” by Oldřich Říha,
registered on the CopyrightChains blockchain with CopyrightID
0xd50c162200a8c73dbf8f3533aa044a50a5411a772cb8ce2b17bcb374e341a427 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168404996.
Recording identifiers
- ISRC
- CZA168404996
- Title
- Zítra
- Artist
- Oldřich Říha
- CopyrightID (CopyrightChains transaction hash)
0xd50c162200a8c73dbf8f3533aa044a50a5411a772cb8ce2b17bcb374e341a427
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f21fbe91f5c5479d3575fb2d61f157da23b60178bfe0b9e32d9006504acc2dd4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168404996
- Bitcoin block existence check
- https://blockstream.info/api/block/957118