ISRC FR50X2287810

Verified recording

FR50X2287810 is “Horn Concerto No. 1 in D Major, K. 412/386b: I. Allegro” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0xf58815ab6a145be0fc6d5325a5e32e2a40a732dfa171bedbf64eda80151e6a2a 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/FR50X2287810.

Recording identifiers

ISRC
FR50X2287810
Title
Horn Concerto No. 1 in D Major, K. 412/386b: I. Allegro
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0xf58815ab6a145be0fc6d5325a5e32e2a40a732dfa171bedbf64eda80151e6a2a

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19+00:00
Bitcoin block
957118
Canonical record hash
sha256:ca933c1721aac22414e3101f831b7d823e2ce62739f8449dfb3651f7ab2ea219
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2287810
Bitcoin block existence check
https://blockstream.info/api/block/957118

Full record

Track page: Horn Concerto No. 1 in D Major, K. 412/386b: I. Allegro · Machine-readable JSON-LD