ISRC USKO11300046
Verified recording
USKO11300046 is “Horn Concerto No. 4 in E-flat Major, K. 495: ii. Romanze: Andante cantabile” by Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4327b0b6e91ba093d24861c7d21edbfdf4f34aa375a72168c0b2bc4437d09816 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300046.
Recording identifiers
- ISRC
- USKO11300046
- Title
- Horn Concerto No. 4 in E-flat Major, K. 495: ii. Romanze: Andante cantabile
- Artist
- Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4327b0b6e91ba093d24861c7d21edbfdf4f34aa375a72168c0b2bc4437d09816
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:3c4459273ded39ec782fd15a2280de1dd5c1db5e0677bfd4bd76c578d699bba0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11300046
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Horn Concerto No. 4 in E-flat Major, K. 495: ii. Romanze: Andante cantabile · Machine-readable JSON-LD