ISRC FRU622158825
Verified recording
FRU622158825 is “String quartet No. 3 in B-Flat Major, D. 36: I. Allegro” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x7d4cc3324a632e1a10b906d9cb7f152321330d26a01a2931e64d9771ba3f112b and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158825.
Recording identifiers
- ISRC
- FRU622158825
- Title
- String quartet No. 3 in B-Flat Major, D. 36: I. Allegro
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x7d4cc3324a632e1a10b906d9cb7f152321330d26a01a2931e64d9771ba3f112b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:be1b37ebabfe4926def3ef011f5ae106a78e8dcc7584ba41b7408d81f7062efd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158825
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: String quartet No. 3 in B-Flat Major, D. 36: I. Allegro · Machine-readable JSON-LD