ISRC USSM11103457
Verified recording
USSM11103457 is “String Quartet No. 23 in F Major, K. 590 "Prussian No. 3": I. Allegro moderato” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x7f00ce73ef6b4569a107a06c869618af8757f2d3184d7768d889df882bbf4117 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/USSM11103457.
Recording identifiers
- ISRC
- USSM11103457
- Title
- String Quartet No. 23 in F Major, K. 590 "Prussian No. 3": I. Allegro moderato
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x7f00ce73ef6b4569a107a06c869618af8757f2d3184d7768d889df882bbf4117
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b48760cbe8eba5b46b9f5fd20e27627f8729d17bd933af9165d591a05f987bbd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11103457
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 23 in F Major, K. 590 "Prussian No. 3": I. Allegro moderato · Machine-readable JSON-LD