ISRC FRZ051800094
Verified recording
FRZ051800094 is “Sonate pour violoncelle et piano en sol mineur, op.19: I. Largo, Allegro moderato” by Sergei Rachmaninoff,
registered on the CopyrightChains blockchain with CopyrightID
0xc87d8bd821edef4ca0ee6a711983f89194dd6da3a9dbc354f00b9cae6a88d12b and independently timestamped
in Bitcoin block 960478 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ051800094.
Recording identifiers
- ISRC
- FRZ051800094
- Title
- Sonate pour violoncelle et piano en sol mineur, op.19: I. Largo, Allegro moderato
- Artist
- Sergei Rachmaninoff
- CopyrightID (CopyrightChains transaction hash)
0xc87d8bd821edef4ca0ee6a711983f89194dd6da3a9dbc354f00b9cae6a88d12b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:30:38+00:00
- Bitcoin block
- 960478
- Canonical record hash
sha256:9b98f41569abb974aaa15d45cdaa8715e17dc04f6d2e9bb6fd00207869945db3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ051800094
- Bitcoin block existence check
- https://blockstream.info/api/block/960478
Full record
Track page: Sonate pour violoncelle et piano en sol mineur, op.19: I. Largo, Allegro moderato · Machine-readable JSON-LD