ISRC NLE420900211
Verified recording
NLE420900211 is “Fantasia in F Minor for Piano Duet, Op. 103, D. 940: I.II. Allegro vivace” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x1c1f539f7bf77c1a8362c5b7e3e1f5bb6c6907ad2f45a9daa049d7a2cb8cd5c3 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/NLE420900211.
Recording identifiers
- ISRC
- NLE420900211
- Title
- Fantasia in F Minor for Piano Duet, Op. 103, D. 940: I.II. Allegro vivace
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x1c1f539f7bf77c1a8362c5b7e3e1f5bb6c6907ad2f45a9daa049d7a2cb8cd5c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:931db2fc37245f752f547637d4940926e1742d5ddafc57cace32422b9df9fdfc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE420900211
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Fantasia in F Minor for Piano Duet, Op. 103, D. 940: I.II. Allegro vivace · Machine-readable JSON-LD