This is the first track of the album Opiate
Intro riff:
g
d
a
d  1 0 1 3 4 3 111 0 3 4 3 1 0 1 3 4 3 111 0 3 4 3  1       11111     1 0  
   1 0 0    0

Verse riff
g
d
a
d  2 0 2 0 1 0 2 0 3 0 2 0 1

Chorus riff
g  7  7  7  7 7  10 10 9  9  9  7 7 5  5 5
d  0  0  0  0 0    0   0 0  0  0  0 0 0  0 0
a
d

End riff
g
d
a
d  2 xxxxxxxxxxxx 2 xxxxxxxxxxxx 2 xxxxxxxxxxxx 3  0  1  0