ISRC USSM17900649
Verified recording
USSM17900649 is “String Quartet No. 2 in D Minor, Hob. III:76 "Fifths": II. Andante o piu tosto allegretto” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xab128c318f6412d3bfd8f1de91baa36ff28a9ec73282a6b12372770152b054ac and independently timestamped
in Bitcoin block 960383 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900649.
Recording identifiers
- ISRC
- USSM17900649
- Title
- String Quartet No. 2 in D Minor, Hob. III:76 "Fifths": II. Andante o piu tosto allegretto
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xab128c318f6412d3bfd8f1de91baa36ff28a9ec73282a6b12372770152b054ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:37+00:00
- Bitcoin block
- 960383
- Canonical record hash
sha256:90b3ca96cb05561481cab8a0852b05e22577ad8fc910d3a5b7ed1f67459c43ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900649
- Bitcoin block existence check
- https://blockstream.info/api/block/960383
Full record
Track page: String Quartet No. 2 in D Minor, Hob. III:76 "Fifths": II. Andante o piu tosto allegretto · Machine-readable JSON-LD