http://www.google.fr/search?q=define:+evidence&hl=fr&defl=en&ei=dL7GS-PsNtSu-gblnK3tCg&sa=X&oi=definel&ct=&cd=1&ved=0CAYQpQMoAA

attest: provide evidence for; stand as proof of; show by one's behavior, attitude, or external attributes; "His high fever attested to his illness"; "The buildings in Rome manifest a high level of architectural sophistication"; "This decision demonstrates his sense of fairness"
your basis for belief or disbelief; knowledge on which to base belief; "the evidence that smoking causes lung cancer is very compelling"
testify: provide evidence for; "The blood test showed that he was the father"; "Her behavior testified to her incompetence"
an indication that makes something evident; "his trembling was evidence of his fear"
tell: give evidence; "he was telling on all his former colleague"
(law) all the means by which any alleged matter of fact whose truth is investigated at judicial trial is established or disproved wordnetweb.princeton.edu/perl/webwn

donc indice. tu verras qu'en plus y'a pas marqué proved, mais established (établi). la preuve demande plus que l' "evidence".