ISRC FRZ209630403
Verified recording
FRZ209630403 is “Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8d10105ad7f3ce71fb00f513222ec6f7ee1c61b34c4564a3220706ef67c7d364 and independently timestamped
in Bitcoin block 960284 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209630403.
Recording identifiers
- ISRC
- FRZ209630403
- Title
- Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8d10105ad7f3ce71fb00f513222ec6f7ee1c61b34c4564a3220706ef67c7d364
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:23:26+00:00
- Bitcoin block
- 960284
- Canonical record hash
sha256:446923d9af09369b6582fa946c3492cebfec7369ed0a618776ed1a37d921b268- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209630403
- Bitcoin block existence check
- https://blockstream.info/api/block/960284
Full record
Track page: Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo. Allegro vivace · Machine-readable JSON-LD