Magna Carta: a document of which at least three versions were made at the time; which was reissued by every subsequent leader for a century; and where almost every item involved had the effect of confirming the status quo with regards to something insanely trivial and obscure.
Given what the community would make of it, the analogy could be more apt than anticipated...
And, if memory serves, about 90% of it is one off agreements relevant only to the time it was signed.