ISRC DEF058000270
Verified recording
DEF058000270 is “3 Old Viennese Dances: 1. Liebesfreud” by Fritz Kreisler,
registered on the CopyrightChains blockchain with CopyrightID
0x5e3addab92eadd8fa8a1f30b7bcb8e62ea2476ad81432f0cd60898f6aca95a3d and independently timestamped
in Bitcoin block 959146 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058000270.
Recording identifiers
- ISRC
- DEF058000270
- Title
- 3 Old Viennese Dances: 1. Liebesfreud
- Artist
- Fritz Kreisler
- CopyrightID (CopyrightChains transaction hash)
0x5e3addab92eadd8fa8a1f30b7bcb8e62ea2476ad81432f0cd60898f6aca95a3d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:41:47+00:00
- Bitcoin block
- 959146
- Canonical record hash
sha256:f005b1a640bf80f46971b92a27120bf4b0cf06e8c36541acdeea494ac1707381- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058000270
- Bitcoin block existence check
- https://blockstream.info/api/block/959146
Full record
Track page: 3 Old Viennese Dances: 1. Liebesfreud · Machine-readable JSON-LD