#!/bin/bash
files="
readme.pdf
ch-all-chip63-34339-ped-nom.pdf
ch9-chip63-34339-nom.pdf
ch9-63-2-34339.pdf
ch9-63-7-34346.pdf
ch-all-chip62-34351-ped-nom.pdf
ch1-chip62-34351-nom.pdf
ch1-62-1-34351.pdf
ch1-62-2-34351.pdf
ch1-62-126-34354.pdf
ch-all-chip60-34360-ped-nom.pdf
ch11-60-1-34362.pdf
ch11-60-95-34365.pdf
ch-all-chip57-34366-ped-nom.pdf
ch1-chip57-34366-nom.pdf
ch15-chip55-34369-1.pdf
ch15-55-1-34370.pdf
ch15-55-1-34374.pdf
ch8-52-134-34376.pdf
ch9-52-134-34376.pdf
ch9-52-1-34380.pdf
ch2-chip38-34384-1.pdf
ch2-38-211-34384.pdf
ch2-38-2-34385.pdf
ch2-38-150-34386.pdf
ch7-39-5-26840.pdf
ch13-43-14-27785.pdf 
"
echo $files
pdftk $files cat output slask.pdf
today=`date  +"%Y%m%d"`
pdftk  slask.pdf multistamp pages.pdf output plots-$today.pdf
/bin/rm slask.pdf