ISRC USSM11205734

Verified recording

USSM11205734 is “Horn Concerto No. 4 in E-Flat Major, K. 495: I. Allegro maestoso” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x560b9991bd49220739c123bfc199b0fa83188938e1a25e45c335150ce1d78242 and independently timestamped in Bitcoin block 957118 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11205734.

Recording identifiers

ISRC
USSM11205734
Title
Horn Concerto No. 4 in E-Flat Major, K. 495: I. Allegro maestoso
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x560b9991bd49220739c123bfc199b0fa83188938e1a25e45c335150ce1d78242

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:eff03fec1310624c0708ad617b8ecd98fdecd2d50f36bbcd8cef64ab08f4f7ad
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11205734
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Horn Concerto No. 4 in E-Flat Major, K. 495: I. Allegro maestoso · Machine-readable JSON-LD