ISRC FRZ140815020
Verified recording
FRZ140815020 is “String Quartet in B minor, Hob.III:37: II. Scherzo (Allegro di molto)” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xd30d4075e556dc3bebd02c0afcbf8024fccc71081d51241e399600181c7e54b1 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140815020.
Recording identifiers
- ISRC
- FRZ140815020
- Title
- String Quartet in B minor, Hob.III:37: II. Scherzo (Allegro di molto)
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xd30d4075e556dc3bebd02c0afcbf8024fccc71081d51241e399600181c7e54b1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:2f2f5d0415d127e05f8172b4ed1e64e492ba1f9dcd4bc0c386926af388ba4c67- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140815020
- Bitcoin block existence check
- https://blockstream.info/api/block/960362
Full record
Track page: String Quartet in B minor, Hob.III:37: II. Scherzo (Allegro di molto) · Machine-readable JSON-LD