ISRC DEF066617240
Verified recording
DEF066617240 is “Die Zirkusprinzessin - operetta in 3 Acts: Husarenmarsch - Mädel gib acht!” by Emmerich Kálmán,
registered on the CopyrightChains blockchain with CopyrightID
0xb6629a976c3c18b0756c82447a9a8ea978f2e5a62f30fea02977bd462e4f9419 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066617240.
Recording identifiers
- ISRC
- DEF066617240
- Title
- Die Zirkusprinzessin - operetta in 3 Acts: Husarenmarsch - Mädel gib acht!
- Artist
- Emmerich Kálmán
- CopyrightID (CopyrightChains transaction hash)
0xb6629a976c3c18b0756c82447a9a8ea978f2e5a62f30fea02977bd462e4f9419
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:db46d5ae7d9225c5f15be575d33ce07a61b8b9c953db98bf9679deb3f1f4f700- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066617240
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Die Zirkusprinzessin - operetta in 3 Acts: Husarenmarsch - Mädel gib acht! · Machine-readable JSON-LD