ISRC FRU622158826
Verified recording
FRU622158826 is “String quartet No. 3 in B-Flat Major, D. 36: II. Andante” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xfc169f98f742988c063c65461874403dd72c0968a5407c44a268ced1df81f705 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158826.
Recording identifiers
- ISRC
- FRU622158826
- Title
- String quartet No. 3 in B-Flat Major, D. 36: II. Andante
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xfc169f98f742988c063c65461874403dd72c0968a5407c44a268ced1df81f705
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:bcc95ca56c0f4bf8f738e73fac1420b9525f5d5ad6b95659c6806f5ce5de9908- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158826
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: String quartet No. 3 in B-Flat Major, D. 36: II. Andante · Machine-readable JSON-LD