ISRC CZA239800005
Verified recording
CZA239800005 is “Rybari” by Josef Vojtek,
registered on the CopyrightChains blockchain with CopyrightID
0x229becfd33f0d11cec41b9493c81e05b4e0f28268be2b77812e091ae8ab59d0b and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA239800005.
Recording identifiers
- ISRC
- CZA239800005
- Title
- Rybari
- Artist
- Josef Vojtek
- CopyrightID (CopyrightChains transaction hash)
0x229becfd33f0d11cec41b9493c81e05b4e0f28268be2b77812e091ae8ab59d0b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:e46897639cf13415cfd3567ce1288809296b2fdc95e7dbea813df084750449f0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA239800005
- Bitcoin block existence check
- https://blockstream.info/api/block/953520