ISRC USKO11300034

Verified recording

USKO11300034 is “Divertimento in B-flat Major for Two Horns and Strings, K. 287: ii. Andante grazioso con variazioni” by Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xd247da25d6101b6d6927095587b7046c526239a4f459b79de4a07a3334278bb1 and independently timestamped in Bitcoin block 960418 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300034.

Recording identifiers

ISRC
USKO11300034
Title
Divertimento in B-flat Major for Two Horns and Strings, K. 287: ii. Andante grazioso con variazioni
Artist
Mozart
CopyrightID (CopyrightChains transaction hash)
0xd247da25d6101b6d6927095587b7046c526239a4f459b79de4a07a3334278bb1

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T15:20:15+00:00
Bitcoin block
960418
Canonical record hash
sha256:770ad4d29d4672dab03ce7556a2b0a1e36282bc373b0a95cc4d594b87e3ed7fc
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300034
Bitcoin block existence check
https://blockstream.info/api/block/960418

Full record

Track page: Divertimento in B-flat Major for Two Horns and Strings, K. 287: ii. Andante grazioso con variazioni · Machine-readable JSON-LD