{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-25-006840","form_type":"8-K","ticker":"BKHA","cik":"0002000775","company_name":"Black Hawk Acquisition Corp","filed_at":"2025-08-28T23:59:59+00:00","discovered_at":"2026-05-14T18:02:45.794339+00:00","generated_at":"2026-05-17T09:33:12.003484+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Black Hawk Acquisition extends business combination deadline to Sept 22, 2025 with $150K deposit","bullets":["Deposited $150,000 into trust account to extend period for initial business combination by one month.","Deadline extended from August 22, 2025 to September 22, 2025.","Extension payment benefits public shareholders by providing additional time to complete a deal.","No business combination has been announced as of the filing date."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-25-006840","json":"https://secwatch.observer/filing/0001829126-25-006840.json","markdown":"https://secwatch.observer/filing/0001829126-25-006840.md","text":"https://secwatch.observer/filing/0001829126-25-006840.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000775/000182912625006840/0001829126-25-006840-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000775/000182912625006840/blackhawkacq_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T09:33:12.003484+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}