        extracted=PdfReader(f/'source.pdf').pages[0].extract_text().strip();ck('合成文字层确实与可见金额不一致',extracted=='T0TA1 21X.6O');ck('视觉模型从图片读取金额',output.get('amount')=='214.60');ck('未把错误文字层当金额',output.get('amount') not in extracted);result={'text_layer':extracted,'vision':output,'review_needed':True,'fixture':'deliberately incorrect hidden OCR text'};art+=['visible-page.png'];add_native(f/'source.pdf')
