ISRC USKO11300052
Verified recording
USKO11300052 is “Horn Concerto No. 1 in D Major, K. 412: ii. Rondo: Allegro” by Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7e07a584d2e63ef7eb527fd0ae38bd1c88faba943952af36732a8226e273320f and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300052.
Recording identifiers
- ISRC
- USKO11300052
- Title
- Horn Concerto No. 1 in D Major, K. 412: ii. Rondo: Allegro
- Artist
- Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7e07a584d2e63ef7eb527fd0ae38bd1c88faba943952af36732a8226e273320f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:64542e497d9f86ebc550932127f5615aa12200e6ca7fd9767f17bc8c4bb1c61f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300052
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Horn Concerto No. 1 in D Major, K. 412: ii. Rondo: Allegro · Machine-readable JSON-LD