$ cat data
This | Is | An | Entry | //Path/To/File.pdf
This | Is | Entry | 2 | //Path/To/File2.pdf
$ perl -F'\x7C\s' -ane'print$F[-1]' data 
//Path/To/File.pdf
//Path/To/File2.pdf
$ cut -d\| -f5 data|sed -es/^\ //  # Shell solution
//Path/To/File.pdf
//Path/To/File2.pdf
$
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