ISRC USB8U1014333
Verified recording
USB8U1014333 is “Sinfonia in D Major, Wq. 183/1, H. 663: II. Largo” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x95e286f3e98ff5a9d30ef74eef6d0ecca6422437c0ce5b6d733c77a2649f8e69 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1014333.
Recording identifiers
- ISRC
- USB8U1014333
- Title
- Sinfonia in D Major, Wq. 183/1, H. 663: II. Largo
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0x95e286f3e98ff5a9d30ef74eef6d0ecca6422437c0ce5b6d733c77a2649f8e69
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ea1c6fe8c715d381ce2287e96cdb319d79aaa12948b2c52a3e066f52c3a35017- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1014333
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Sinfonia in D Major, Wq. 183/1, H. 663: II. Largo · Machine-readable JSON-LD