ISRC HKI191803302
Verified recording
HKI191803302 is “Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio - Un poco più mosso” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x93019fe9b121ce552fef7991afbe6874d8e3bc1b33120bf363e4a082181fb05f and independently timestamped
in Bitcoin block 957064 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191803302.
Recording identifiers
- ISRC
- HKI191803302
- Title
- Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio - Un poco più mosso
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x93019fe9b121ce552fef7991afbe6874d8e3bc1b33120bf363e4a082181fb05f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:43:08+00:00
- Bitcoin block
- 957064
- Canonical record hash
sha256:f3037178395995c575bb63f237b6afe5b57cde1a3750bb1a51e1eaf1e6442f9e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191803302
- Bitcoin block existence check
- https://blockstream.info/api/block/957064
Full record
Track page: Piano Concerto No. 3 in D Minor, Op. 30: II. Intermezzo. Adagio - Un poco più mosso · Machine-readable JSON-LD