ISRC USB8U1011311
Verified recording
USB8U1011311 is “Violin Sonata in C Major, Wq. 73, H. 504: III. Allegretto” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xce3fddf157a8be4d88370862d095618a12bf0f95549d148443f4639d067bd6dd and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1011311.
Recording identifiers
- ISRC
- USB8U1011311
- Title
- Violin Sonata in C Major, Wq. 73, H. 504: III. Allegretto
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0xce3fddf157a8be4d88370862d095618a12bf0f95549d148443f4639d067bd6dd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:24b69490832692d9b570145ef5b1e2e5445e955f0dd9b77f009cc7440313257e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1011311
- Bitcoin block existence check
- https://blockstream.info/api/block/960264
Full record
Track page: Violin Sonata in C Major, Wq. 73, H. 504: III. Allegretto · Machine-readable JSON-LD