ISRC USSM11303796
Verified recording
USSM11303796 is “Le nozze di Figaro, K. 492: Sinfonia” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb0f5c6d44c6d642aba17ba03bab4e0e29c424b3c2fc1719057fc50f61638029f and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303796.
Recording identifiers
- ISRC
- USSM11303796
- Title
- Le nozze di Figaro, K. 492: Sinfonia
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb0f5c6d44c6d642aba17ba03bab4e0e29c424b3c2fc1719057fc50f61638029f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:5c5b54353897c8560c6790e540ce6ed120c3ea43e5f78ee88469d4b05ceb25f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11303796
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Le nozze di Figaro, K. 492: Sinfonia · Machine-readable JSON-LD