Have you considered using Math::Int128 and binary(16)?

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
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In reply to Re: History repeats: 128 bit Math:Bigint numbers in a 64 bit DBI world by BrowserUk
in thread History repeats: 128 bit Math:Bigint numbers in a 64 bit DBI world by RayHunter

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