ISRC FRU622262605
Verified recording
FRU622262605 is “Quintette pour clarinette en La Majeur, K. 581: II. Larghetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x00c251006fac99b8be7d67cd74c009152b2ddf82f1e853872bd47f4a7e230760 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622262605.
Recording identifiers
- ISRC
- FRU622262605
- Title
- Quintette pour clarinette en La Majeur, K. 581: II. Larghetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x00c251006fac99b8be7d67cd74c009152b2ddf82f1e853872bd47f4a7e230760
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:1a5dd0f97e564f667d03ecd5d2259b278bf95fd34b733caf8bceaa7d8bd3274d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622262605
- Bitcoin block existence check
- https://blockstream.info/api/block/960291
Full record
Track page: Quintette pour clarinette en La Majeur, K. 581: II. Larghetto · Machine-readable JSON-LD