ISRC GBAYC9503633
Verified recording
GBAYC9503633 is “Mozart: Clarinet Quintet in A Major, K. 581 "Stadler": II. Larghetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb70de124d8c9501f5ca2d3b85d8d2de05a7d08714afb4a59da8fa19ad0fd3b31 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9503633.
Recording identifiers
- ISRC
- GBAYC9503633
- Title
- Mozart: Clarinet Quintet in A Major, K. 581 "Stadler": II. Larghetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb70de124d8c9501f5ca2d3b85d8d2de05a7d08714afb4a59da8fa19ad0fd3b31
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:7cf9f1d470500670dd9bd0ed674857c2ae7dcef82115b6fcfc4fbe494121201d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9503633
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Mozart: Clarinet Quintet in A Major, K. 581 "Stadler": II. Larghetto · Machine-readable JSON-LD