ISRC USZDG0601143
Verified recording
USZDG0601143 is “Quintet in A Major for Clarinet and Strings, K. 581: IV. Allegretto con variazioni” by Endres Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0x0936a03d5bedc5fbcaffe56be7597cdd35ff40f9e38948d9bacbe5bf15de27ff and independently timestamped
in Bitcoin block 960183 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZDG0601143.
Recording identifiers
- ISRC
- USZDG0601143
- Title
- Quintet in A Major for Clarinet and Strings, K. 581: IV. Allegretto con variazioni
- Artist
- Endres Quartet
- CopyrightID (CopyrightChains transaction hash)
0x0936a03d5bedc5fbcaffe56be7597cdd35ff40f9e38948d9bacbe5bf15de27ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T01:10:20+00:00
- Bitcoin block
- 960183
- Canonical record hash
sha256:5e754244ad42096498cbc9c91a26df3f68943b82c9f56c943fabd3276b928040- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZDG0601143
- Bitcoin block existence check
- https://blockstream.info/api/block/960183
Full record
Track page: Quintet in A Major for Clarinet and Strings, K. 581: IV. Allegretto con variazioni · Machine-readable JSON-LD