Another way to do it...

#!/usr/bin/perl

use Data::Dumper;

my @paths = map { chomp; m{\|\s*([^|]+)$}; $1 } <DATA>;

print Dumper \@paths;

__DATA__
This | Is | An | Entry | //Path/To/File.pdf
This | Is | Entry | 2 | //Path/To/File2.pdf
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