One Who Pickles Cucumbers

One who pickles cucumbers, one unit of United States currency, and a single, erudite person who arrives at ten hundred hours. What could possibly be your motivation for selecting such a moment at which to arrive? Prior, the aforementioned erudite personality made his appearance at four bells (in late morning), but now at a time previously defined to be the moment at which the sun's longitude and the zenith are coincident.

(translation)