"X" not-applicable / non-binary / persona jurídica. Used when the
document encodes a non-physical-person entity (Argentine PJ prefixes
30/33/34) or a non-binary marker.
Specs that do not encode any sex information return null from
extractSex, never a fabricated "X".
Sex / gender marker as encoded in the document.
"M"masculino — birth-certificate male."F"femenino — birth-certificate female."X"not-applicable / non-binary / persona jurídica. Used when the document encodes a non-physical-person entity (Argentine PJ prefixes30/33/34) or a non-binary marker.Specs that do not encode any sex information return
nullfromextractSex, never a fabricated"X".