ISRC USSM10605387
Verified recording
USSM10605387 is “Concerto for Flute & Harp in C Major, K. 299: II. Andantino” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x285787f3eab75ae82f663bec66bff603bca2c31a065819b96cd0c7a911688b51 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/USSM10605387.
Recording identifiers
- ISRC
- USSM10605387
- Title
- Concerto for Flute & Harp in C Major, K. 299: II. Andantino
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x285787f3eab75ae82f663bec66bff603bca2c31a065819b96cd0c7a911688b51
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:b6620ac72fba126e42bb97d15406c58d81b2cf7029ebfe7876955d7be72897e5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10605387
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Concerto for Flute & Harp in C Major, K. 299: II. Andantino · Machine-readable JSON-LD