ISRC USB8U1035421
Verified recording
USB8U1035421 is “Ceska Statni Hymna (Czech State Hymn), "Kde domov muj!? Kde domov muj!?" [Where Is my home? Where Is my home?] [Czech Republic]” by Frantisek Jan Skroup,
registered on the CopyrightChains blockchain with CopyrightID
0xd9a3de685b5303dd46bedc5bf91c1b79e1ee30b7fd479a88c8a56ba964ac8327 and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1035421.
Recording identifiers
- ISRC
- USB8U1035421
- Title
- Ceska Statni Hymna (Czech State Hymn), "Kde domov muj!? Kde domov muj!?" [Where Is my home? Where Is my home?] [Czech Republic]
- Artist
- Frantisek Jan Skroup
- CopyrightID (CopyrightChains transaction hash)
0xd9a3de685b5303dd46bedc5bf91c1b79e1ee30b7fd479a88c8a56ba964ac8327
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:e8b64f7ca45d69664b491d66c4666ea340ae333b801bf86a0f50dcac29e94863- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1035421
- Bitcoin block existence check
- https://blockstream.info/api/block/960435
Full record
Track page: Ceska Statni Hymna (Czech State Hymn), "Kde domov muj!? Kde domov muj!?" [Where Is my home? Where Is my home?] [Czech Republic] · Machine-readable JSON-LD