ISRC CZA165600070
Verified recording
CZA165600070 is “Zítřek Je Náš - Píseň Druhé Pětiletky” by Jaroslav Navrátil,
registered on the CopyrightChains blockchain with CopyrightID
0xe4746245d9f8caac764f8b5b5a6174aaedaae6c20ef8d280e1971e53f058a0f5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165600070.
Recording identifiers
- ISRC
- CZA165600070
- Title
- Zítřek Je Náš - Píseň Druhé Pětiletky
- Artist
- Jaroslav Navrátil
- CopyrightID (CopyrightChains transaction hash)
0xe4746245d9f8caac764f8b5b5a6174aaedaae6c20ef8d280e1971e53f058a0f5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:11e8c796416f472c434e0e0052750dab2de6f02397ce7cd706c504baf7c22b18- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA165600070
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Zítřek Je Náš - Píseň Druhé Pětiletky · Machine-readable JSON-LD