ISRC FR50X1728406
Verified recording
FR50X1728406 is “Arpeggione Sonata, D. 821: II. Adagio in E Major” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x426a2492dc5590e7eb15cd1a32322a3bef17d118d8a23a4be7ea5d049ba4d5c0 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/FR50X1728406.
Recording identifiers
- ISRC
- FR50X1728406
- Title
- Arpeggione Sonata, D. 821: II. Adagio in E Major
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x426a2492dc5590e7eb15cd1a32322a3bef17d118d8a23a4be7ea5d049ba4d5c0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:b5649856534b0e464c572f22d3b296eb930997197ff32c5fe6f098a62326ba61- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1728406
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Arpeggione Sonata, D. 821: II. Adagio in E Major · Machine-readable JSON-LD