ISRC US4R31016012
Verified recording
US4R31016012 is “The Marriage Of Figaro (Le Nozze Di Figaro): Overture” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xecb963dafc6761550cadc1b75f5abccd1a6721977fc43d48d039b81a954ee6b6 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31016012.
Recording identifiers
- ISRC
- US4R31016012
- Title
- The Marriage Of Figaro (Le Nozze Di Figaro): Overture
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xecb963dafc6761550cadc1b75f5abccd1a6721977fc43d48d039b81a954ee6b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:6e1dd0955f976cb5fef59b3e05da5ba9a7964f90105304ec7e88ada65697f14b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US4R31016012
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Marriage Of Figaro (Le Nozze Di Figaro): Overture · Machine-readable JSON-LD