ISRC USBC19400396
Verified recording
USBC19400396 is “Rhapsody on a Theme of Paganini, Op. 43: Variation 18” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0x910781ac88de8b6afc2302ae2675d665d63d0a159aff62048b601da1a116ee7c and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19400396.
Recording identifiers
- ISRC
- USBC19400396
- Title
- Rhapsody on a Theme of Paganini, Op. 43: Variation 18
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0x910781ac88de8b6afc2302ae2675d665d63d0a159aff62048b601da1a116ee7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:12a27713a4cfa8ecb7f76f445b97abc1c83d2bb000435b3bbdff892cabb6339d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19400396
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Rhapsody on a Theme of Paganini, Op. 43: Variation 18 · Machine-readable JSON-LD