ISRC FRZ110900838
Verified recording
FRZ110900838 is “Rachmaninov: Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII. Andante cantabile” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xf9cea6587a84ad3f6ff88afce0a0499307f715059ec4edb4bbda4a31736fe980 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110900838.
Recording identifiers
- ISRC
- FRZ110900838
- Title
- Rachmaninov: Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII. Andante cantabile
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xf9cea6587a84ad3f6ff88afce0a0499307f715059ec4edb4bbda4a31736fe980
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:3737be84b64ee97590836bee95a7728c390b6e0ae521fad4c91ffe9d12a1d3e4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110900838
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Rachmaninov: Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII. Andante cantabile · Machine-readable JSON-LD