ISRC HKI192434303
Verified recording
HKI192434303 is “Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xad63f01291281442b69c45e6ce00c343536db55aac96e5304dd210889fbfc802 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/HKI192434303.
Recording identifiers
- ISRC
- HKI192434303
- Title
- Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xad63f01291281442b69c45e6ce00c343536db55aac96e5304dd210889fbfc802
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:d9983ba68ae224437947b11e795354c65e8c271a0005db49f943491231fa2ee2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192434303
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto · Machine-readable JSON-LD