ISRC USBC19400330

Verified recording

USBC19400330 is “Concerto for Clarinet and Orchestra in A Major, K. 622: III. Rondo. Allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xe71d21a346bd74148038c2ea01e442b00e83243dc14c096935fd2d4e2f31871a and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19400330.

Recording identifiers

ISRC
USBC19400330
Title
Concerto for Clarinet and Orchestra in A Major, K. 622: III. Rondo. Allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xe71d21a346bd74148038c2ea01e442b00e83243dc14c096935fd2d4e2f31871a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:c55532a04bb274986d571bc665714a96e96e59b0eebee3fce90a63cea35d9be3
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19400330
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Concerto for Clarinet and Orchestra in A Major, K. 622: III. Rondo. Allegro · Machine-readable JSON-LD