ISRC GBLWD2103308
Verified recording
GBLWD2103308 is “Violin Sonata in E Minor, Op. 1 No. 4, K. 304: II. Tempo di Menuetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xbf4c524f342d512ad310ff361ad537449d3ec2b0e7c803f8753569eb3a1dd57d 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/GBLWD2103308.
Recording identifiers
- ISRC
- GBLWD2103308
- Title
- Violin Sonata in E Minor, Op. 1 No. 4, K. 304: II. Tempo di Menuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xbf4c524f342d512ad310ff361ad537449d3ec2b0e7c803f8753569eb3a1dd57d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:73b736caf30706ca20f376560c936ba53e4590833b4ee56708f5ed8f57e97847- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD2103308
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Sonata in E Minor, Op. 1 No. 4, K. 304: II. Tempo di Menuetto · Machine-readable JSON-LD