ISRC DEA340702139
Verified recording
DEA340702139 is “Gräfin Mariza · Operette in 3 Akten (1988 Digital Remaster): Ouvertüre (Orchester)” by Emmerich Kálmán,
registered on the CopyrightChains blockchain with CopyrightID
0xc451285d6b878e1ee202e3c693b240e891e59c425453cccd176ef88c577b7672 and independently timestamped
in Bitcoin block 960317 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA340702139.
Recording identifiers
- ISRC
- DEA340702139
- Title
- Gräfin Mariza · Operette in 3 Akten (1988 Digital Remaster): Ouvertüre (Orchester)
- Artist
- Emmerich Kálmán
- CopyrightID (CopyrightChains transaction hash)
0xc451285d6b878e1ee202e3c693b240e891e59c425453cccd176ef88c577b7672
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T21:35:24+00:00
- Bitcoin block
- 960317
- Canonical record hash
sha256:9117d508a594b14fe87e4e824b6216a76785325e985ae2f566c2b62c40155301- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA340702139
- Bitcoin block existence check
- https://blockstream.info/api/block/960317
Full record
Track page: Gräfin Mariza · Operette in 3 Akten (1988 Digital Remaster): Ouvertüre (Orchester) · Machine-readable JSON-LD