{"url_path":"/sec/qums/10-k/2026/item-4","section_key":"item-4","section_title":"Item 4 Mine Safety Disclosures.**","topic":"sec","document":{"doc_type":"10-K","doc_date":"2026-06-15","source_url":"https://www.sec.gov/Archives/edgar/data/2070900/0001829126-26-006482-index.html","accession_number":"0001829126-26-006482","cik":"0002070900","ticker":"QUMS","issuer_name":"Quantumsphere Acquisition Corp","edgar_url":"https://www.sec.gov/Archives/edgar/data/2070900/0001829126-26-006482-index.html","primary_entity_key":"0002070900","primary_entity_name":"Quantumsphere Acquisition Corp"},"word_count":10,"has_tables":true,"body_markdown":"**Item 4. Mine Safety Disclosures.**\n\n \n\nNot applicable.\n\n \n\n20\n\n \n\n \n\n**PART II**"}