ISRC DEF051102010
Verified recording
DEF051102010 is “3 Old Viennese Dances: Liebesfreud, Old Viennese Dance No. 1” by Fritz Kreisler,
registered on the CopyrightChains blockchain with CopyrightID
0xe6849b7642180b17d70b1fb618640172c2274863c0aa62ab6c80a7abdd31de9f and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF051102010.
Recording identifiers
- ISRC
- DEF051102010
- Title
- 3 Old Viennese Dances: Liebesfreud, Old Viennese Dance No. 1
- Artist
- Fritz Kreisler
- CopyrightID (CopyrightChains transaction hash)
0xe6849b7642180b17d70b1fb618640172c2274863c0aa62ab6c80a7abdd31de9f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:396ff27cb1c0be709787535b83be5150f418aeae3c30344384070ac783efafa3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF051102010
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: 3 Old Viennese Dances: Liebesfreud, Old Viennese Dance No. 1 · Machine-readable JSON-LD