ISRC CZA165800071
Verified recording
CZA165800071 is “Píseň O Tvých Vlasech” by Orchestr Karla Vlacha,
registered on the CopyrightChains blockchain with CopyrightID
0xe993eb106f3a1f128cc5b1f3de508d5f91727752c5fb47d0fa629f79761758ca and independently timestamped
in Bitcoin block 960500 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165800071.
Recording identifiers
- ISRC
- CZA165800071
- Title
- Píseň O Tvých Vlasech
- Artist
- Orchestr Karla Vlacha
- CopyrightID (CopyrightChains transaction hash)
0xe993eb106f3a1f128cc5b1f3de508d5f91727752c5fb47d0fa629f79761758ca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T03:13:03+00:00
- Bitcoin block
- 960500
- Canonical record hash
sha256:76bdb1382dcfe91e05a2f1ad1f00a68156901a5ba98952ecea58332f2afc6782- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165800071
- Bitcoin block existence check
- https://blockstream.info/api/block/960500
Full record
Track page: Píseň O Tvých Vlasech · Machine-readable JSON-LD