ISRC CZA167800155
Verified recording
CZA167800155 is “Jak Málo Někdy Zmůže Čas” by Marie Rottrova,
registered on the CopyrightChains blockchain with CopyrightID
0x17c550ae5485715f0acf2da1f9c4daae61db532bb7119c8c1471db74c0b18658 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167800155.
Recording identifiers
- ISRC
- CZA167800155
- Title
- Jak Málo Někdy Zmůže Čas
- Artist
- Marie Rottrova
- CopyrightID (CopyrightChains transaction hash)
0x17c550ae5485715f0acf2da1f9c4daae61db532bb7119c8c1471db74c0b18658
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:d21831865837cade0a7ee9741368f36e38feacba3f2dfd49b81079c8680f2221- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA167800155
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Jak Málo Někdy Zmůže Čas · Machine-readable JSON-LD