ISRC FRU621943802
Verified recording
FRU621943802 is “Octet in F Major, D. 803: II. Adagio” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x4a8ab82890b3ea81ca83663399f0c6fd42d4d9cf64a48fb546e0ef193637fd03 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621943802.
Recording identifiers
- ISRC
- FRU621943802
- Title
- Octet in F Major, D. 803: II. Adagio
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x4a8ab82890b3ea81ca83663399f0c6fd42d4d9cf64a48fb546e0ef193637fd03
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:9584da520cd9332ecdc22f37a4c84ebbac61ec8966f2efc2f6384e345007a63f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU621943802
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Octet in F Major, D. 803: II. Adagio · Machine-readable JSON-LD