ISRC USSM10015935
Verified recording
USSM10015935 is “Keyboard Concerto in F Major, Hob. XVIII:3: II. Largo” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x1e3310866a0b623ea50ea635583abeb7902ee67ed9e1bc55ddef3163098fba65 and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10015935.
Recording identifiers
- ISRC
- USSM10015935
- Title
- Keyboard Concerto in F Major, Hob. XVIII:3: II. Largo
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x1e3310866a0b623ea50ea635583abeb7902ee67ed9e1bc55ddef3163098fba65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:0f1bc9b1948c485424a54fdf470d8aec1ccbc1309b89ad8483ad0e6c4d2a25a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10015935
- Bitcoin block existence check
- https://blockstream.info/api/block/956375
Full record
Track page: Keyboard Concerto in F Major, Hob. XVIII:3: II. Largo · Machine-readable JSON-LD