Interactive product portal
Front-end showcase · v1
Product briefProduct creatorYichen WangPortfolio, background & case studies
YichenGuardAI-Powered E-Invoicing Release Assurance
Public Demo

WorkspaceNordic ERP Core

Facts before diagnosis

Evidence

Select one scenario to inspect its assertions, semantic differences, provenance, and bounded next checks.

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Scenario evidence

Missing buyer identifier

v1 · scenario_missing_buyer_expected_rejection

Pass

Expected-rejection case proving that a correct rejection can pass.

Matched

Expected provider status

Expected
Rejected
Observed
Rejected

Matched

Material invoice fields remain stable

Expected
No material difference
Observed
No material difference

Evidence provenance

MOCK_EXPECTED_REJECTION — Mock adapter returned the rejection defined by the scenario contract.ev_missing_buyer_expected_rejection_response · Demo evidence