ISRC CZA168300548
Verified recording
CZA168300548 is “Lenko” by Petr Spálený,
registered on the CopyrightChains blockchain with CopyrightID
0x6a2038cb1d8bf09d4c1499c0617e592bf9f1bf841d9522d94af71c7e941aaf92 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168300548.
Recording identifiers
- ISRC
- CZA168300548
- Title
- Lenko
- Artist
- Petr Spálený
- CopyrightID (CopyrightChains transaction hash)
0x6a2038cb1d8bf09d4c1499c0617e592bf9f1bf841d9522d94af71c7e941aaf92
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:a277cb6a60bd03d313520ebbe154754d6da80f6d7a9bde68079e3b1273bb7e86- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA168300548
- Bitcoin block existence check
- https://blockstream.info/api/block/960334