ISRC NOFZS2377060
Verified recording
NOFZS2377060 is “Sonata for Cello and Piano in A Major: II. Allegro” by César Franck,
registered on the CopyrightChains blockchain with CopyrightID
0x5deab59c7e2d6907d052712e737f2a0781c9460b26e795721ddac073c96ce203 and independently timestamped
in Bitcoin block 960309 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFZS2377060.
Recording identifiers
- ISRC
- NOFZS2377060
- Title
- Sonata for Cello and Piano in A Major: II. Allegro
- Artist
- César Franck
- CopyrightID (CopyrightChains transaction hash)
0x5deab59c7e2d6907d052712e737f2a0781c9460b26e795721ddac073c96ce203
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:35:49+00:00
- Bitcoin block
- 960309
- Canonical record hash
sha256:01c37408966d5a1fd9c9a3617a3226fc71d1beb70e5d69f39b06a9f67e401cc4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NOFZS2377060
- Bitcoin block existence check
- https://blockstream.info/api/block/960309
Full record
Track page: Sonata for Cello and Piano in A Major: II. Allegro · Machine-readable JSON-LD