Как убедиться в подлинности фотографий работ "до" и "после"?

----- SPEED TEST START ----
0.00000000000: 0.00000000000 site.php == index.php
0.00018191338: 0.00018191338 site.php == captcha
0.00018405914: 0.00000214577 site.php == Начало
0.00018501282: 0.00000095367 site.php == Перед engine
0.00071883202: 0.00053381920 site.php == После engine
0.00340604782: 0.00268721581 site.php == _get_base_data start
0.01005983353: 0.00665378571 site.php == _get_base_data stop
0.01142597198: 0.00136613846 site.php == !!!!!!
0.02197194099: 0.01054596901 site.php == !!!!!!2
0.02197384834: 0.00000190735 site.php == Перед engine->draw(index)
0.02305984497: 0.00108599663 site.php == После engine->draw(index)
0.02309203148: 0.00003218651 site.php == check_lazy_images start
0.02321791649: 0.00012588501 site.php == check_lazy_images finish
0.02321791649: 0.00000000000 site.php == check_lazy_frame start
0.02327084541: 0.00005292892 site.php == check_lazy_frame finish
0.02327084541: 0.00000000000 site.php == Перед engine->rewrite->replace_html
0.02642488480: 0.00315403938 site.php == После engine->rewrite->replace_html
---- SPEED TEST END ----