ISRC CH0011500378
Verified recording
CH0011500378 is “Violin Sonata No. 32 in B-Flat Major, K. 454: I. Largo - Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x21d9a18bc6669c0c77508981cf52ab64d2f8fc8971403b514a02adf9b2084cb1 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011500378.
Recording identifiers
- ISRC
- CH0011500378
- Title
- Violin Sonata No. 32 in B-Flat Major, K. 454: I. Largo - Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x21d9a18bc6669c0c77508981cf52ab64d2f8fc8971403b514a02adf9b2084cb1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:c04c7b31bd6260ed788d744455415f2941978298c02a7242f4ac283bd0490e69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011500378
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Violin Sonata No. 32 in B-Flat Major, K. 454: I. Largo - Allegro · Machine-readable JSON-LD