Om

I've figured out the whole song but I cannot for the life of me figure out the arpeggio section, when I try to mimic it it sounds like 6th to 3rd open strings with a hammer on on the fourth fret with some extra fiddlydiddly higher up. HALP?
------------------------------------7----------
---------------------------4---7---------------
------------------4-5---7---------------------
---------4--6-7-------------------------------
-----5-----------------------------------------
------------------------------------------------
and the whole thing shifted up 4 frets without the incidentals
------------------------------------10----------
---------------------------7--- 10-------------
------------------7--10------------------------
---------7---10--------------------------------
-----8-----------------------------------------
------------------------------------------------