The Jurisprudence Related to the Conscience of the Judge in the Romano-canonical Tradition (12th to 16th century)

A murder was committed in Paris. At the trial, all witnesses testify to the guilt of the accused. By coincidence, the judge has personally seen the accused at Orleans, at the time of the murder. Must the court condemn the accused, according to the evidence brought at the trial, i.e. condemn him to death?