ISRC USB8U1012861
Verified recording
USB8U1012861 is “Violin Concerto No. 1 in B-Flat Major, K. 207: I. Allegro moderato” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7a9a63d3eda5132fba281419b57e65bee13d716c0222135b7c00fca9a4a6c364 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012861.
Recording identifiers
- ISRC
- USB8U1012861
- Title
- Violin Concerto No. 1 in B-Flat Major, K. 207: I. Allegro moderato
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7a9a63d3eda5132fba281419b57e65bee13d716c0222135b7c00fca9a4a6c364
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:6e8b1b57aac200682c5a5395bb1f00a5f6a3ccd776dc743a69ee772f7b6c1988- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012861
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Violin Concerto No. 1 in B-Flat Major, K. 207: I. Allegro moderato · Machine-readable JSON-LD