ISRC FRU622158808
Verified recording
FRU622158808 is “String quartet No. 4 in C Major, D. 46: IV. Allegro” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xeefdb15b1757371e31aa9a4556aaac26be28f2f57d7d1600f76abbd3d0e542e2 and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158808.
Recording identifiers
- ISRC
- FRU622158808
- Title
- String quartet No. 4 in C Major, D. 46: IV. Allegro
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xeefdb15b1757371e31aa9a4556aaac26be28f2f57d7d1600f76abbd3d0e542e2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:f59bba5a4d117b1adf91219828d24d95f5955048e00ab4d600f814ed0611beb4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158808
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: String quartet No. 4 in C Major, D. 46: IV. Allegro · Machine-readable JSON-LD