ISRC FRZ171100970
Verified recording
FRZ171100970 is “Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc593787c09cae265db758c14f61e005e41ceb09a486dd17d22021b4309388677 and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171100970.
Recording identifiers
- ISRC
- FRZ171100970
- Title
- Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc593787c09cae265db758c14f61e005e41ceb09a486dd17d22021b4309388677
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:62b9fce1f4cc7dc3cf944745115ba7949a387ae1e6c70192ef171d16788a702e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171100970
- Bitcoin block existence check
- https://blockstream.info/api/block/960435
Full record
Track page: Horn Concerto No. 3 in E-Flat Major, K. 447: III. Allegro · Machine-readable JSON-LD