ISRC USB8U1012873
Verified recording
USB8U1012873 is “Violin Concerto No. 4 in D Major, K. 218: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7360366d612dd3bb7dbedafc726d6f4859a3803822d9bbaaa42df769ac04b2d5 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012873.
Recording identifiers
- ISRC
- USB8U1012873
- Title
- Violin Concerto No. 4 in D Major, K. 218: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7360366d612dd3bb7dbedafc726d6f4859a3803822d9bbaaa42df769ac04b2d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9c9cf49ce3925a132c0e98f7967a7aca82162a5e5f0ff587ffc25584d796bfa0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1012873
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Concerto No. 4 in D Major, K. 218: I. Allegro · Machine-readable JSON-LD