Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




Number 2 is the only value possible in cell (2,5).









Number 6 is the only value possible in cell (3,9).









Number 7 is the only value possible in cell (1,7).









Number 4 is the only value possible in cell (3,7).









Number 9 is the only value possible in cell (3,1).









Number 5 is the only value possible in cell (3,2).









Number 6 is the only value possible in cell (1,2).









Number 3 is the only value possible in cell (1,3).









Number 4 is the only value possible in cell (2,3).









Number 7 is the only value possible in cell (2,1).









Number 2 is the only value possible in cell (3,3).









Number 6 is the only value possible in cell (9,3).









Number 5 is the only value possible in cell (1,4).









Number 8 is the only value possible in cell (1,5).









Number 1 is the only value possible in cell (3,6).









Number 6 is the only value possible in cell (2,6).









Number 9 is the only value possible in cell (2,4).









Number 1 is the only value possible in cell (2,8).









For row 9, number 7 is only possible in cell (6,9)









For row 1, number 6 is only possible in cell (6,1)









For row 4, number 6 is only possible in cell (5,4)









For row 7, number 6 is only possible in cell (8,7)









For column 8, Number 8 is only possible in cell (8,9)









For column 6, Number 4 is only possible in cell (6,4)









For box 9, candidates for 3 are all in column 7, so you can remove candidates from other blocks.









Naked Pair for 2 and 3, can remove these as candidates from other cells.









Hidden Pair for 2 and 7, can remove other candidates from these cells.









X-Wing in rows for 2.









Number 5 is the only value possible in cell (7,7).









For column 4, Number 5 is only possible in cell (4,6)









Number 7 is the only value possible in cell (5,5).









Number 4 is the only value possible in cell (9,5).









Number 5 is the only value possible in cell (8,5).









Number 2 is the only value possible in cell (5,6).









Number 3 is the only value possible in cell (4,4).









Number 1 is the only value possible in cell (8,4).









Number 4 is the only value possible in cell (8,2).









Number 8 is the only value possible in cell (7,1).









Number 4 is the only value possible in cell (4,1).









Number 9 is the only value possible in cell (4,2).









Number 1 is the only value possible in cell (5,2).









Number 1 is the only value possible in cell (7,3).









Number 2 is the only value possible in cell (7,4).









Number 8 is the only value possible in cell (6,6).









Number 5 is the only value possible in cell (6,3).









Number 8 is the only value possible in cell (5,3).









Number 3 is the only value possible in cell (8,6).









Number 7 is the only value possible in cell (9,6).









Number 8 is the only value possible in cell (4,7).









Number 9 is the only value possible in cell (5,7).









Number 2 is the only value possible in cell (9,7).









Number 5 is the only value possible in cell (5,8).









Number 3 is the only value possible in cell (6,8).









Number 4 is the only value possible in cell (7,8).









Number 9 is the only value possible in cell (9,8).









Number 2 is the only value possible in cell (4,9).









Number 3 is the only value possible in cell (7,9).