ISRC DEF058702364
Verified recording
DEF058702364 is “Octet in F Major, D. 803: IV. Theme. Andante – Variations 1-7” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xadd3465be67fd24aa0186380677b7ce15333c8e403637cc4b53162293de5df00 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702364.
Recording identifiers
- ISRC
- DEF058702364
- Title
- Octet in F Major, D. 803: IV. Theme. Andante – Variations 1-7
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xadd3465be67fd24aa0186380677b7ce15333c8e403637cc4b53162293de5df00
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:3375f0e3f186cf18e7179f0f727d84b7e293d6a243b761686fc08ae30abf32f1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058702364
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Octet in F Major, D. 803: IV. Theme. Andante – Variations 1-7 · Machine-readable JSON-LD