ISRC USSM19604443
Verified recording
USSM19604443 is “String Quartet in D Minor, Op. 103, Hob. III:83: I. Andante grazioso” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0xffd80bab6563619d1a7fd1540ed91c7664c0056b25e3d147277929539a2e168c and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19604443.
Recording identifiers
- ISRC
- USSM19604443
- Title
- String Quartet in D Minor, Op. 103, Hob. III:83: I. Andante grazioso
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0xffd80bab6563619d1a7fd1540ed91c7664c0056b25e3d147277929539a2e168c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:5431a8b12b6811f20d94d779aad8619ec37df3504301652a9f58fb505ec9ed33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19604443
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: String Quartet in D Minor, Op. 103, Hob. III:83: I. Andante grazioso · Machine-readable JSON-LD