The only solid basis for a hypothesis of identification is the embroidery on her sleeve, representing the two-handled vase of the Este family; this is also found on the reverse of a medal which Pisanello designed for Lionello d'Este.
A hypothesis of identification can be grounded in a single piece of evidence: the embroidered image on her sleeve, which depicts the Este family's two-handled vase; similarly, this motif appears on the reverse side of a medal designed by Pisanello for Lionello d'Este.