ISRC USSM18000754
Verified recording
USSM18000754 is “Concerto for Flute and Harp in C Major, K. 299: II. Andantino” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc402570c20d9e1ff13d6e01157279b06f371f5f8ebe9ce5e555683f64d750a67 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000754.
Recording identifiers
- ISRC
- USSM18000754
- Title
- Concerto for Flute and Harp in C Major, K. 299: II. Andantino
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc402570c20d9e1ff13d6e01157279b06f371f5f8ebe9ce5e555683f64d750a67
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:b9d99af55b1c63ab3df89d5295605bf24da6e8f9788702535fb629baaad15ada- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000754
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Concerto for Flute and Harp in C Major, K. 299: II. Andantino · Machine-readable JSON-LD