ISRC DELB80800413
Verified recording
DELB80800413 is “Schwerstarbeit” by Karel Svoboda,
registered on the CopyrightChains blockchain with CopyrightID
0xcbf083a6d7aa3c6c0a8877e8ba5057c5424afc5a2e8d392677c1ac09e957ad87 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELB80800413.
Recording identifiers
- ISRC
- DELB80800413
- Title
- Schwerstarbeit
- Artist
- Karel Svoboda
- CopyrightID (CopyrightChains transaction hash)
0xcbf083a6d7aa3c6c0a8877e8ba5057c5424afc5a2e8d392677c1ac09e957ad87
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:f11159634a298ca8cc0506a2db2683e605bf60f9a6f55d92368f17c40c31454a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DELB80800413
- Bitcoin block existence check
- https://blockstream.info/api/block/960273