ISRC USKO11300045
Verified recording
USKO11300045 is “Horn Concerto No. 4 in E-flat Major, K. 495: i. Allegro moderato” by Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf6fda4dfdee596deb24c05ebf4f77889664f6b256d9640d8f936c05bfaf16812 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300045.
Recording identifiers
- ISRC
- USKO11300045
- Title
- Horn Concerto No. 4 in E-flat Major, K. 495: i. Allegro moderato
- Artist
- Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf6fda4dfdee596deb24c05ebf4f77889664f6b256d9640d8f936c05bfaf16812
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:9469abcc0190c8f19f70b0178e9a5b8bbc5392ee70755ada21d965fc1727e3dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300045
- Bitcoin block existence check
- https://blockstream.info/api/block/960348
Full record
Track page: Horn Concerto No. 4 in E-flat Major, K. 495: i. Allegro moderato · Machine-readable JSON-LD