I'm not totally sure I understand the question, but what if you just make the coordinates into a string and use them as a key for the hash? 
my ($coord1, $coord2);
$hash{$coord1 . "," . $coord2} = 'value';

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Are you sure it was a book? Are you sure it wasn't.....nothing?

In reply to Re: Hashing multiple items by batkins
in thread Hashing multiple items by Anonymous Monk

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