ISRC CZA166600009
Verified recording
CZA166600009 is “Jo, Jo A Je To Tak” by Darek Vostřel,
registered on the CopyrightChains blockchain with CopyrightID
0x86ad988e7443976703e994bc15e0cdf70eb474e3762fea791ff1afc4cbb8e882 and independently timestamped
in Bitcoin block 957052 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166600009.
Recording identifiers
- ISRC
- CZA166600009
- Title
- Jo, Jo A Je To Tak
- Artist
- Darek Vostřel
- CopyrightID (CopyrightChains transaction hash)
0x86ad988e7443976703e994bc15e0cdf70eb474e3762fea791ff1afc4cbb8e882
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T14:50:41+00:00
- Bitcoin block
- 957052
- Canonical record hash
sha256:77598d126caf2c020d39c35abba1b1f884b9e56c4010f264d16b642e6af50f4f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166600009
- Bitcoin block existence check
- https://blockstream.info/api/block/957052