Cache attributes
Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9.
BONUS: The arrows might reveal more mysteries...
Please place it back exactly how you found it

OpenChecker
Additional hints
ZNGU: nqq/fhofgenpg va pvephyne znaare orgjrra 0 naq 9;
OBK: cvyyne
Log entries:
1x
1x
1x