ISRC USBC10400671
Verified recording
USBC10400671 is “Clarinet Concerto in A Major, K. 622: II. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb4ed0831165c3bb9371e37949e3aa2f245db9cc2c8ba8adc9cf9886b1619ad6e 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/USBC10400671.
Recording identifiers
- ISRC
- USBC10400671
- Title
- Clarinet Concerto in A Major, K. 622: II. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb4ed0831165c3bb9371e37949e3aa2f245db9cc2c8ba8adc9cf9886b1619ad6e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:916592a74c9d24bca50e4bb3ae247901699bfff00b37805d15be94b19ebe0ad3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC10400671
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Clarinet Concerto in A Major, K. 622: II. Adagio · Machine-readable JSON-LD