ISRC GBAYC9701905
Verified recording
GBAYC9701905 is “Mozart: 12 Clarinet Duets, K. 487: No. 1, Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x2199e5f0918342a23b0b65e710f015a1f050abb15af7cf592633df749052bb7d and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701905.
Recording identifiers
- ISRC
- GBAYC9701905
- Title
- Mozart: 12 Clarinet Duets, K. 487: No. 1, Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x2199e5f0918342a23b0b65e710f015a1f050abb15af7cf592633df749052bb7d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:ec736fa72728cff62b8a812ca544016e5a83bf1321366124f736c105e8427f62- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9701905
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Mozart: 12 Clarinet Duets, K. 487: No. 1, Allegro · Machine-readable JSON-LD