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21:55, 3 April 2013 (diff | hist) . . (+2,108)‎ . . 1193: Externalities ‎ (Brief explanation of the hashing competition - Preserve the target hash)
03:07, 30 March 2013 (diff | hist) . . (+188)‎ . . Talk:1190: Time ‎ (→‎Create an animation on this page)

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