ISRC USSM17600855
Verified recording
USSM17600855 is “Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x2afa560faaa8c5f20aaaa5a61b3ae5f2220e0cd48eed05418cd47d07c8faac3e and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17600855.
Recording identifiers
- ISRC
- USSM17600855
- Title
- Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x2afa560faaa8c5f20aaaa5a61b3ae5f2220e0cd48eed05418cd47d07c8faac3e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:e3f1e3c38dfba05425650a8a8fb61ae3bc16a75154dd45ba72665910cda38f69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17600855
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante · Machine-readable JSON-LD