ISRC DEF058500951
Verified recording
DEF058500951 is “Sonata for Violin and Piano in A: 1. Allegretto ben moderato” by César Franck,
registered on the CopyrightChains blockchain with CopyrightID
0xb0982e7ad21a4262c8f9543ab9d87d93b56bb4092b43454cf43cc92b61482069 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058500951.
Recording identifiers
- ISRC
- DEF058500951
- Title
- Sonata for Violin and Piano in A: 1. Allegretto ben moderato
- Artist
- César Franck
- CopyrightID (CopyrightChains transaction hash)
0xb0982e7ad21a4262c8f9543ab9d87d93b56bb4092b43454cf43cc92b61482069
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f997f310dc4eb3b124d851e13bca6931b740794db0990d3a69547b33990d69a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058500951
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for Violin and Piano in A: 1. Allegretto ben moderato · Machine-readable JSON-LD