ISRC USSM12209971
Verified recording
USSM12209971 is “Clarinet Concerto in A Major, K. 622: III. Rondo. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd4b8a4814bab0ca11343e97c425c3bb4408e5ebbab7e897cdd77d2457467dd13 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12209971.
Recording identifiers
- ISRC
- USSM12209971
- Title
- Clarinet Concerto in A Major, K. 622: III. Rondo. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd4b8a4814bab0ca11343e97c425c3bb4408e5ebbab7e897cdd77d2457467dd13
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:002606cb5fa5257c624b2d3fa6819287fb33353684e79f9c13bc6a356019c4f0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12209971
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Clarinet Concerto in A Major, K. 622: III. Rondo. Allegro · Machine-readable JSON-LD