ISRC DEF058702361
Verified recording
DEF058702361 is “Octet in F Major, D. 803: I. Adagio – Allegro” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xcdb914b8e1151e887ff24495109843c6273052a5019d6a2d6772897166a103ec and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702361.
Recording identifiers
- ISRC
- DEF058702361
- Title
- Octet in F Major, D. 803: I. Adagio – Allegro
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xcdb914b8e1151e887ff24495109843c6273052a5019d6a2d6772897166a103ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:75c6e5f307fb4518f248958211746ee09f10929313aac34517ac6d5f489d3adb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702361
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Octet in F Major, D. 803: I. Adagio – Allegro · Machine-readable JSON-LD