ISRC FRZ171101000

Verified recording

FRZ171101000 is “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 0x5c8ba07e4f967114f49515058b6bb0b8d98218d7bd0c3969e0f425cc92716979 and independently timestamped in Bitcoin block 960397 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171101000.

Recording identifiers

ISRC
FRZ171101000
Title
Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo allegro vivace
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x5c8ba07e4f967114f49515058b6bb0b8d98218d7bd0c3969e0f425cc92716979

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41+00:00
Bitcoin block
960397
Canonical record hash
sha256:a6dc6b97ee371532fb3131892fbae8dc5aa8c2858071b033567f8e4df51db850
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171101000
Bitcoin block existence check
https://blockstream.info/api/block/960397

Full record

Track page: Horn Concerto No. 4 in E-Flat Major, K. 495: III. Rondo allegro vivace · Machine-readable JSON-LD