ISRC CZA167500632
Verified recording
CZA167500632 is “Do Věží” by Waldemar Matuška,
registered on the CopyrightChains blockchain with CopyrightID
0x9a25596eaccd82c6e2bda208de99716af8ef697a6a075427fce395e844b07c34 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167500632.
Recording identifiers
- ISRC
- CZA167500632
- Title
- Do Věží
- Artist
- Waldemar Matuška
- CopyrightID (CopyrightChains transaction hash)
0x9a25596eaccd82c6e2bda208de99716af8ef697a6a075427fce395e844b07c34
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:892c66479a5fe60422783ce1f1a56367a76c3865112138dfb069c4b35b76d5b5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167500632
- Bitcoin block existence check
- https://blockstream.info/api/block/956304