<s>
The	O
Geohash-36	B-Algorithm
geocode	B-Application
is	O
an	O
opensource	B-License
compression	O
algorithm	O
for	O
world	O
coordinate	O
data	O
.	O
</s>
<s>
Despite	O
the	O
name	O
,	O
there	O
are	O
no	O
algorithmic	O
(	O
not	O
use	O
Z-order	B-Algorithm
curve	I-Algorithm
)	O
or	O
typological	O
relationship	O
with	O
Geohash	O
.	O
</s>
<s>
It	O
is	O
a	O
publicity	O
strategy	O
to	O
relate	O
to	O
a	O
popular	O
geocode	B-Application
of	O
base	O
32	O
.	O
</s>
<s>
An	O
optional	O
checksum	B-Algorithm
is	O
represented	O
using	O
the	O
lowercase	O
English	O
alphabet	O
.	O
</s>
<s>
It	O
confirms	O
the	O
code	O
as	O
a	O
Geohash-36	B-Algorithm
and	O
provides	O
a	O
check	O
for	O
incorrect	O
or	O
transposed	O
characters	O
.	O
</s>
<s>
Compared	O
to	O
storing	O
GPS	O
coordinates	O
using	O
the	O
Decimal	B-Algorithm
datatype	O
in	O
SQL	B-Language
the	O
Geohash-36	B-Algorithm
does	O
not	O
save	O
significantly	O
on	O
database	O
bytes	O
.	O
</s>
<s>
Using	O
DECIMAL(8,5 )	O
and	O
DECIMAL(7,5 )	O
requires	O
10-bytes	O
and	O
is	O
accurate	O
to	O
about	O
1.1	O
metre	O
squared	O
(	O
or	O
better	O
further	O
from	O
the	O
equator	O
)	O
.	O
</s>
<s>
An	O
equivalent	O
10-bytes	O
of	O
the	O
Geohash-36	B-Algorithm
code	O
is	O
accurate	O
to	O
approximately	O
a	O
6th	O
of	O
square	O
meter	O
.	O
</s>
<s>
–	O
a	O
pure	O
C	O
implementation	O
of	O
Geohash-36	B-Algorithm
algorithm	O
.	O
</s>
<s>
–	O
a	O
Ruby	O
implementation	O
of	O
the	O
Geohash-36	B-Algorithm
algorithm	O
.	O
</s>
