ISRC DEF057800121
Verified recording
DEF057800121 is “Clarinet Concerto in A, K.622: 1. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xc11d7a1eac3b6de26360169614dd41faefa8d8e610f7a7c3aad081245e8a6526 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800121.
Recording identifiers
- ISRC
- DEF057800121
- Title
- Clarinet Concerto in A, K.622: 1. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xc11d7a1eac3b6de26360169614dd41faefa8d8e610f7a7c3aad081245e8a6526
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:3f1a8e51099568037ff3b57fc65373b2b618057a3d730d31c68f5d33b3ce6217- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057800121
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Clarinet Concerto in A, K.622: 1. Allegro · Machine-readable JSON-LD