ISRC USSM18000755
Verified recording
USSM18000755 is “Concerto for Flute and Harp in C Major, K. 299: III. Rondo. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x62aa8c9e75debc5f1511ac0cd61562b6ee6b1fee8f518076697e337a935c55bc and independently timestamped
in Bitcoin block 960309 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000755.
Recording identifiers
- ISRC
- USSM18000755
- Title
- Concerto for Flute and Harp in C Major, K. 299: III. Rondo. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x62aa8c9e75debc5f1511ac0cd61562b6ee6b1fee8f518076697e337a935c55bc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:35:49+00:00
- Bitcoin block
- 960309
- Canonical record hash
sha256:698090d7fed7ac9754a9bd9a1e9b9c88bd634c4e1db51d19cf0f0750e393a144- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM18000755
- Bitcoin block existence check
- https://blockstream.info/api/block/960309
Full record
Track page: Concerto for Flute and Harp in C Major, K. 299: III. Rondo. Allegro · Machine-readable JSON-LD