1. A method comprising the steps of: receiving, by a computing system, at least a portion of a new document prior to ingestion of the portion into a corpus of a cognitive computing system; and still prior to or during ingestion: associating, by a computing system, the portion of the new document by topic to at least one category of documents within the corpus; automatically querying, by a computing system, using the cognitive computing system, the corpus plus the portion of the new document according to one or more questions previously associated with the category; responsive to the querying, automatically detecting, by a computing system, one or more discrepancies between the portion of the new document and the corpus; assigning by a computing system a confidence factor to each detected discrepancy; and reporting by a computing system the one or more discrepancies and the assigned confidence factors to a user.