type, public :: header_t
! This is the 'pseudo-atom-spec' section
character(len=100) :: atomic_label !! generalized symbol
real(kind=dp) :: z !! atomic number (might be non-integer)
real(kind=dp) :: zpseudo !! Z - ncore-electrons
character(len=100) :: flavor !! pseudization method
character(len=6) :: relativity !! "no|scalar|dirac"
logical :: polarized !! is spin-DFT?
!
character(len=3) :: core_corrections !! are there NLCC's?
character(len=3) :: meta_gga !! includes kinetic-energy-densities?
!
type(ps_annotation_t) :: annotation
end type header_t