Geohash - WikipediaThe 6g cell and its sub-grid. Geohash is a public domain geocode system invented in 2008 by Gustavo Niemeyer[1] which encodes a geographic location into a short string of letters and digits. Similar ideas were introduced by G.M. Morton in 1966.[2] It is a hierarchical spatial data structure which subdivides space into buckets of grid shape, which is one of the many applications of what is known as
