ISRC GBF079840924
Verified recording
GBF079840924 is “Die Herzogin von Chicago / Act 1: 9: Wenn ich eine kleine Frau hätt'” by Emmerich Kálmán,
registered on the CopyrightChains blockchain with CopyrightID
0xc052b60f178499d0c13ea04a15127500919ee7e7cdad617796ff5e3a1a9513c3 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/GBF079840924.
Recording identifiers
- ISRC
- GBF079840924
- Title
- Die Herzogin von Chicago / Act 1: 9: Wenn ich eine kleine Frau hätt'
- Artist
- Emmerich Kálmán
- CopyrightID (CopyrightChains transaction hash)
0xc052b60f178499d0c13ea04a15127500919ee7e7cdad617796ff5e3a1a9513c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:cf705790b25b825da5aba705a7648649bc105d809c65cbe8f5fc5b12578879ee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF079840924
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Die Herzogin von Chicago / Act 1: 9: Wenn ich eine kleine Frau hätt' · Machine-readable JSON-LD