The individual would then hand this seal to the official in charge of distributing the libations, and the latter in turn would give fine flour and wine according to the amount designated by the seal. The Place of the Hearth was one of three places in which the priests kept watch each night. (Sources: Midot 1:1,6). 
Dimensions
Contents:   Part I,    Part II,    Part III,    Part IV,    Part V,    Part VI,    Part VII