ISRC FRZ110900863
Verified recording
FRZ110900863 is “Rachmaninov: Variations on a Theme of Corelli, Op. 42: Variation XV. L'istesso tempo” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xcab578f8e9f9d12d16b619899bf451c5e8530671a8172dd1802b37d2d341d0c7 and independently timestamped
in Bitcoin block 957025 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110900863.
Recording identifiers
- ISRC
- FRZ110900863
- Title
- Rachmaninov: Variations on a Theme of Corelli, Op. 42: Variation XV. L'istesso tempo
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xcab578f8e9f9d12d16b619899bf451c5e8530671a8172dd1802b37d2d341d0c7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T10:59:31+00:00
- Bitcoin block
- 957025
- Canonical record hash
sha256:ea5c01a05f7f583b9ebe9ddcb332e5d9625e4a679c7433f6ef07bdc7d9f4c537- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ110900863
- Bitcoin block existence check
- https://blockstream.info/api/block/957025
Full record
Track page: Rachmaninov: Variations on a Theme of Corelli, Op. 42: Variation XV. L'istesso tempo · Machine-readable JSON-LD