The authorship of the work is not clear, though it is attributed to the Florentine Jacopo d'Antonio Sansovino who later worked in the Portuguese court with a similar style.
Ko je umrl 11. januarja 1495 v Guadalajari, je bilo rečeno, da so ljudje videli peneči beli križ, morda v prizadevanju, da bi svoj posmrtni ugled obdal z avro svetosti.