ISRC DEF066413440
Verified recording
DEF066413440 is “Ein Walzertraum - Operetta In 3 Acts: Piccolo-Duett” by Oscar Straus,
registered on the CopyrightChains blockchain with CopyrightID
0xc4b9d23f0639b024c9e0dee0fdb780e41410e562bb5e9d4b14f35165706701a6 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/DEF066413440.
Recording identifiers
- ISRC
- DEF066413440
- Title
- Ein Walzertraum - Operetta In 3 Acts: Piccolo-Duett
- Artist
- Oscar Straus
- CopyrightID (CopyrightChains transaction hash)
0xc4b9d23f0639b024c9e0dee0fdb780e41410e562bb5e9d4b14f35165706701a6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a193f55a023e66daea589b5741c4d341b3f4b2923415e987523265f1518c3cd9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF066413440
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Ein Walzertraum - Operetta In 3 Acts: Piccolo-Duett · Machine-readable JSON-LD