ISRC USQX92003212
Verified recording
USQX92003212 is “Violin Concerto No. 1 in B-flat Major, K. 207: III. Presto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9085d4de74c3875f5a5828b7427a75050f36d6a6e38e46c1010f5d5f9a790cb4 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92003212.
Recording identifiers
- ISRC
- USQX92003212
- Title
- Violin Concerto No. 1 in B-flat Major, K. 207: III. Presto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9085d4de74c3875f5a5828b7427a75050f36d6a6e38e46c1010f5d5f9a790cb4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:96d57d9c0fb628a90f233b43984e5854193e23cedc88029a05a37fe90ac949bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92003212
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Violin Concerto No. 1 in B-flat Major, K. 207: III. Presto · Machine-readable JSON-LD