ISRC USSM19200820
Verified recording
USSM19200820 is “Horn Concerto No. 2 in E-Flat Major, K. 417: I. Allegro maestoso” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8e817778e13d54def7f1f4e409ffa472172a51cdb9ce9f0e5c85e57f33b4745b 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/USSM19200820.
Recording identifiers
- ISRC
- USSM19200820
- Title
- Horn Concerto No. 2 in E-Flat Major, K. 417: I. Allegro maestoso
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8e817778e13d54def7f1f4e409ffa472172a51cdb9ce9f0e5c85e57f33b4745b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:afd57f1b0f3526eb135bac89d5ecbf54027419b7190e417c2fb76f8a755cf64b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19200820
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Horn Concerto No. 2 in E-Flat Major, K. 417: I. Allegro maestoso · Machine-readable JSON-LD