ISRC FRU622472819
Verified recording
FRU622472819 is “Introduction and Variations on "Que ne suis-je la fougère!", Op. 26: V. Variation 3” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x5687efaaafcb8677a304cd81031158ce5f1fe22d0659b3860af94f166425c01d and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622472819.
Recording identifiers
- ISRC
- FRU622472819
- Title
- Introduction and Variations on "Que ne suis-je la fougère!", Op. 26: V. Variation 3
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x5687efaaafcb8677a304cd81031158ce5f1fe22d0659b3860af94f166425c01d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:250e6daa4c728b521eefe6bb2659a194e77bb04b5f5ddfa95cef2fba97a80563- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622472819
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Introduction and Variations on "Que ne suis-je la fougère!", Op. 26: V. Variation 3 · Machine-readable JSON-LD