{"ok":true,"question":{"id":21873,"question_uuid":"7c6b6012-1e34-41c2-b8e1-1af4aca653f5","job_id":3,"source_file":"人教版/七下/2026江苏七年级期末数学试卷+答案610.pdf","source_page_start":3,"source_page_end":3,"source_bbox":"[30.0, 158.31, 417.43, 249.28]","subject_code":"math","grade_level":"JUNIOR","tree_code":"KT_JUNIOR_MATH_STANDARD","question_type":"fill_blank","canonical_json":"{\"year\": null, \"blocks\": [{\"text\": \"在平面直角坐标系中，点M(m −3, m + 1)在x轴上，则m的值为( )\", \"type\": \"text\"}, {\"type\": \"math_inline\", \"latex\": \"\\\\frac{(A)3}{(B)−3} \\\\frac{(C)1}{(D)−1}\"}], \"source\": {\"bbox\": [30.0, 158.31, 417.43, 249.28], \"file\": \"人教版/七下/2026江苏七年级期末数学试卷+答案610.pdf\", \"regions\": [{\"bbox\": [30.0, 158.31, 417.43, 249.28], \"page\": 3}], \"section\": \"match\", \"page_end\": 3, \"page_start\": 3, \"section_label\": \"智适化匹配练习   ★ 交互式系统学习\", \"answer_regions\": [], \"answer_original\": \"\", \"solution_original\": \"\"}, \"version\": 1, \"grade_level\": \"JUNIOR\", \"number_label\": \"1\", 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\"issues\": [\"来源答案(A)3与正确计算结果m=−1不符\"], \"merged\": true, \"confidence\": 0.95}","created_at":"2026-09-25T04:25:03"},{"id":433127,"import_question_id":21873,"audit_type":"COHERENCE","auditor_name":"coherence-auditor","status":"PASS","score":1.0,"input_snapshot":"答案:(A) || 解析:点M(m−3, m+1)在x轴上，则其纵坐标为0，即m+1=0，解得m=−1。此时横坐标为m−3=−4，点M坐标为(−4, 0)，符合题意。因此m的值为−1，对应选项(A)。","result_json":"{\"ok\": true, \"which\": [], \"issues\": [], \"confidence\": 1.0, \"equation_checks\": [{\"valid\": true, \"reason\": \"点M在x轴上，纵坐标为0，正确。\", \"equation\": \"m + 1 = 0\"}, {\"valid\": true, \"reason\": \"由m + 1 = 0解得，正确。\", \"equation\": \"m = -1\"}, {\"valid\": true, \"reason\": \"代入m = -1，横坐标为-4，正确。\", \"equation\": \"m - 3 = -4\"}]}","created_at":"2026-09-25T04:25:55"},{"id":433128,"import_question_id":21873,"audit_type":"SYMBOLIC","auditor_name":"symbolic-auditor","status":"PASS","score":1.0,"input_snapshot":"答案:(A) || 盲解:(A)","result_json":"{\"checks\": [], \"detail\": {\"reason\": \"盲解与来源答案一致\"}, 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