ISRC FRZ202400114
Verified recording
FRZ202400114 is “Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: I. Allegro ma non tanto, Pt. 9” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xc9e85b15282373d1efc6f305d4f8ef4f505c9168186020cb3b7eed9b38bbd409 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202400114.
Recording identifiers
- ISRC
- FRZ202400114
- Title
- Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: I. Allegro ma non tanto, Pt. 9
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xc9e85b15282373d1efc6f305d4f8ef4f505c9168186020cb3b7eed9b38bbd409
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:fcf866e8a226851e75835f7a40f6657fc2dde853825e27d7934bb56c290916b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202400114
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Rachmaninov: Piano Concerto No. 3 in D Minor, Op. 30: I. Allegro ma non tanto, Pt. 9 · Machine-readable JSON-LD