ISRC DES380020201
Verified recording
DES380020201 is “Quintet for Clarinet, Two Violins, Viola and Violoncello in A Major, K. 581: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x0ffd07457e845b7233c3076213e5bc961248d47dac20fd50d6c9a5ac77baff8e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380020201.
Recording identifiers
- ISRC
- DES380020201
- Title
- Quintet for Clarinet, Two Violins, Viola and Violoncello in A Major, K. 581: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x0ffd07457e845b7233c3076213e5bc961248d47dac20fd50d6c9a5ac77baff8e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:a7b5892b343495dfc35790f4f4dbd455866337824c1cc296696290deb3d924f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380020201
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Quintet for Clarinet, Two Violins, Viola and Violoncello in A Major, K. 581: I. Allegro · Machine-readable JSON-LD