AS OF
Ask which assertion was valid in the business world at the selected point in time.
Temporal lineage
Prove What AI Knew at Decision Time
Resolve valid time separately from observed, recorded, superseded, and known-at time so reviewers can reconstruct the evidence that was actually available.
Interactive sample available
AS KNOWN AT
Ask which evidence ECG had observed and could disclose by the decision deadline.
Historical reconstruction
Preserve source versions, ingestion observations, and supersession links.
Current limitationSource deletion or missing historical versions can reduce replay fidelity; every replay declares the result.