ISRC CZA166400381
Verified recording
CZA166400381 is “U Nás V Podkroví” by Jana Petrů,
registered on the CopyrightChains blockchain with CopyrightID
0x1e271660669c61347218797afab85fdcbae3e3971bcf59f8748bab03093dd520 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166400381.
Recording identifiers
- ISRC
- CZA166400381
- Title
- U Nás V Podkroví
- Artist
- Jana Petrů
- CopyrightID (CopyrightChains transaction hash)
0x1e271660669c61347218797afab85fdcbae3e3971bcf59f8748bab03093dd520
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:e2e4866c3782447e071660fa8f2e12dbbc03de9f82c90d80a17ea68ecd93883e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA166400381
- Bitcoin block existence check
- https://blockstream.info/api/block/960327