ISRC US5541404302
Verified recording
US5541404302 is “The Marriage of Figaro, K. 492: Overture” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdf2a78e445864c6a78509feafc37ee137dbc8b2974e5bdf661dbd43b3794ba2c 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/US5541404302.
Recording identifiers
- ISRC
- US5541404302
- Title
- The Marriage of Figaro, K. 492: Overture
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdf2a78e445864c6a78509feafc37ee137dbc8b2974e5bdf661dbd43b3794ba2c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e5c7350d02502625a8916888ca16c1dfcf79d3ed04e90b62e074b7a41c95c35f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US5541404302
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Marriage of Figaro, K. 492: Overture · Machine-readable JSON-LD