ISRC CZA160400479
Verified recording
CZA160400479 is “Prstýnek” by Josef Zíma,
registered on the CopyrightChains blockchain with CopyrightID
0xf256200a4b5d44b66dde3426c4639950d7970fc482c60dbbad809a275b620539 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/CZA160400479.
Recording identifiers
- ISRC
- CZA160400479
- Title
- Prstýnek
- Artist
- Josef Zíma
- CopyrightID (CopyrightChains transaction hash)
0xf256200a4b5d44b66dde3426c4639950d7970fc482c60dbbad809a275b620539
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:15b8fb82c238b4aac5e785790806267822c288698b00d088114f226c25a68993- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160400479
- Bitcoin block existence check
- https://blockstream.info/api/block/953520