ISRC CZA541113601
Verified recording
CZA541113601 is “Prolog” by Josef Vojtek,
registered on the CopyrightChains blockchain with CopyrightID
0x553a0b1d60b2e14fbead27993401d14f87779b764745782b69e1cd398789df78 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/CZA541113601.
Recording identifiers
- ISRC
- CZA541113601
- Title
- Prolog
- Artist
- Josef Vojtek
- CopyrightID (CopyrightChains transaction hash)
0x553a0b1d60b2e14fbead27993401d14f87779b764745782b69e1cd398789df78
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d7899a10df66a960cf380ac3bb0e3601dc6bdbef6dda9f9841cf81169eee2e17- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA541113601
- Bitcoin block existence check
- https://blockstream.info/api/block/957118