ISRC DEU241020666
Verified recording
DEU241020666 is “Streichquartett C-Dur op. 76 Nr. 3 Hob. III:77 "Kaiserquartett": I. Allegro” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x10e3fc69f89ae62a3a6f530f46a8bf4b425d756ff891d261879e8fa67ac4e712 and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU241020666.
Recording identifiers
- ISRC
- DEU241020666
- Title
- Streichquartett C-Dur op. 76 Nr. 3 Hob. III:77 "Kaiserquartett": I. Allegro
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x10e3fc69f89ae62a3a6f530f46a8bf4b425d756ff891d261879e8fa67ac4e712
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:7eb03ab8383aafbe9cb71e26ce710a6183a645ced8acdf7609ce4756137511cb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU241020666
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Streichquartett C-Dur op. 76 Nr. 3 Hob. III:77 "Kaiserquartett": I. Allegro · Machine-readable JSON-LD