ISRC USQX92102761

Verified recording

USQX92102761 is “Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII - Andante cantabile” by Sergei Rachmaninoff, registered on the CopyrightChains blockchain with CopyrightID 0x86d155e0c8029e284b38145108f3168481a0b94d74371e5e8fc279ed949facda 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/USQX92102761.

Recording identifiers

ISRC
USQX92102761
Title
Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII - Andante cantabile
Artist
Sergei Rachmaninoff
CopyrightID (CopyrightChains transaction hash)
0x86d155e0c8029e284b38145108f3168481a0b94d74371e5e8fc279ed949facda

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08+00:00
Bitcoin block
956304
Canonical record hash
sha256:1da8159b12febf906b5243d97c9f7f7973a967618d1893bc164c36df8ddaf44f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92102761
Bitcoin block existence check
https://blockstream.info/api/block/956304

Full record

Track page: Rhapsody on a Theme of Paganini, Op. 43: Variation XVIII - Andante cantabile · Machine-readable JSON-LD