ISRC FRZ171100900
Verified recording
FRZ171100900 is “Horn Concerto No. 1 in D Major, K. 412: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x09dfa093bc15186d52bd855c96f3e222ff9e46319c8139cd8866e90cc1ae8b03 and independently timestamped
in Bitcoin block 960209 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171100900.
Recording identifiers
- ISRC
- FRZ171100900
- Title
- Horn Concerto No. 1 in D Major, K. 412: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x09dfa093bc15186d52bd855c96f3e222ff9e46319c8139cd8866e90cc1ae8b03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:15:54+00:00
- Bitcoin block
- 960209
- Canonical record hash
sha256:ede5d28e08935a9f5f27a5a0acb91ec3b7429de502c49be5198f5a1befd9f238- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ171100900
- Bitcoin block existence check
- https://blockstream.info/api/block/960209
Full record
Track page: Horn Concerto No. 1 in D Major, K. 412: I. Allegro · Machine-readable JSON-LD