ISRC CZA165900046
Verified recording
CZA165900046 is “Pražské Blues” by Josef Zíma,
registered on the CopyrightChains blockchain with CopyrightID
0x4944db08b156322c362c6070a0581c8145ca30a8c1a3352256da165fe3fd73ed and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165900046.
Recording identifiers
- ISRC
- CZA165900046
- Title
- Pražské Blues
- Artist
- Josef Zíma
- CopyrightID (CopyrightChains transaction hash)
0x4944db08b156322c362c6070a0581c8145ca30a8c1a3352256da165fe3fd73ed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:2f2a8f2eb9ab079561f955b00d45507979a58eef33198df1578c427aca555855- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165900046
- Bitcoin block existence check
- https://blockstream.info/api/block/960344