ISRC DEHB51303744
Verified recording
DEHB51303744 is “Gräfin Mariza, Act I: "Lustige Zigeunerweisen" (Chor)” by Emmerich Kálmán,
registered on the CopyrightChains blockchain with CopyrightID
0x47499516bd818d0860b0c7ee53d3e9f50509cd8108ae2684dc3b9c76c83c79a8 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEHB51303744.
Recording identifiers
- ISRC
- DEHB51303744
- Title
- Gräfin Mariza, Act I: "Lustige Zigeunerweisen" (Chor)
- Artist
- Emmerich Kálmán
- CopyrightID (CopyrightChains transaction hash)
0x47499516bd818d0860b0c7ee53d3e9f50509cd8108ae2684dc3b9c76c83c79a8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:ca28c7c83dddc616a906645b1985f23e4a56dfa9f5fda2ade5a4a21123b71c0d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEHB51303744
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Gräfin Mariza, Act I: "Lustige Zigeunerweisen" (Chor) · Machine-readable JSON-LD