ISRC CZA166900857
Verified recording
CZA166900857 is “Work Song” by Michal Prokop,
registered on the CopyrightChains blockchain with CopyrightID
0xc635a83830131914bba61cf2ded2a2991556958e8baea54fa4be6a4d3879f673 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/CZA166900857.
Recording identifiers
- ISRC
- CZA166900857
- Title
- Work Song
- Artist
- Michal Prokop
- CopyrightID (CopyrightChains transaction hash)
0xc635a83830131914bba61cf2ded2a2991556958e8baea54fa4be6a4d3879f673
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8153fa05fbb4212bf6fb4cab4f054bc798a07001119094c4df41892bb375ae90- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166900857
- Bitcoin block existence check
- https://blockstream.info/api/block/957118