ISRC DEF066617180
Verified recording
DEF066617180 is “Die Zirkusprinzessin - operetta in 3 Acts: Einleitung - Wieder hinaus ins strahlende Licht - Zwei Märchenaugen” by Emmerich Kálmán,
registered on the CopyrightChains blockchain with CopyrightID
0xd6ac7a3189816177edf2d651dc5521713e6d6ac84297fc00e91e9e788194bb88 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/DEF066617180.
Recording identifiers
- ISRC
- DEF066617180
- Title
- Die Zirkusprinzessin - operetta in 3 Acts: Einleitung - Wieder hinaus ins strahlende Licht - Zwei Märchenaugen
- Artist
- Emmerich Kálmán
- CopyrightID (CopyrightChains transaction hash)
0xd6ac7a3189816177edf2d651dc5521713e6d6ac84297fc00e91e9e788194bb88
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:efd92da66d4ed47434e32ed4b452773c8200244b9d49ffb9b85519b1a26d3bad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066617180
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Die Zirkusprinzessin - operetta in 3 Acts: Einleitung - Wieder hinaus ins strahlende Licht - Zwei Märchenaugen · Machine-readable JSON-LD