ISRC USY9R0801298
Verified recording
USY9R0801298 is “The Marriage of Figaro: Part IV, "Contessa, perdono" (Count, Countess, Ensemble)” by José van Dam,
registered on the CopyrightChains blockchain with CopyrightID
0xf941c05513772a7786c103083bb9c96902a5c6daff345fbbcc9585fc6ba22202 and independently timestamped
in Bitcoin block 957020 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USY9R0801298.
Recording identifiers
- ISRC
- USY9R0801298
- Title
- The Marriage of Figaro: Part IV, "Contessa, perdono" (Count, Countess, Ensemble)
- Artist
- José van Dam
- CopyrightID (CopyrightChains transaction hash)
0xf941c05513772a7786c103083bb9c96902a5c6daff345fbbcc9585fc6ba22202
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T09:18:01+00:00
- Bitcoin block
- 957020
- Canonical record hash
sha256:1c2abf84aa329b76ccf3335015c659192ce7d84ff9b92de9505176caf5712b3e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USY9R0801298
- Bitcoin block existence check
- https://blockstream.info/api/block/957020
Full record
Track page: The Marriage of Figaro: Part IV, "Contessa, perdono" (Count, Countess, Ensemble) · Machine-readable JSON-LD