Return the timehash for the succeeding time-window.
Return the timehash for the preceding time-window.
Decode timehash, returning a single floating point value for epoch seconds.
Decode timehash, returning a tuple of floating point value for epoch seconds and the plus/minus error for epoch seconds.
Returns a tuple of (epoch_seconds, error_margin).
Encode time in seconds to a timehash string with a given precision.
Return the timehashes for the preceding and succeeding time-windows,
including the timehash for the current time-window.
Look up the base32 character corresponding to an ordinal value
Look up the neighboring base32 characters for a given character
Look up the ordinal value for a base32 character
Return the timehashes for the preceding and succeeding time-windows,
excluding the timehash for the current time-window.