{"schema_version":"secwatch.filing_event.v1","accession":"0001829126-26-009347","form_type":"8-K","ticker":"BKHA","cik":"0002000775","company_name":"Black Hawk Acquisition Corp","filed_at":"2026-08-26T17:42:52+00:00","discovered_at":"2026-08-26T17:44:19.596846+00:00","generated_at":"2026-08-26T17:44:25.512758+00:00","sec_items":["1.01","2.03","3.02","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Black Hawk Acquisition issues up to $300K convertible note to sponsor for working capital","bullets":["Note dated Aug 21, 2026, up to $300,000 from Black Hawk Management LLC (sponsor) for working capital and extension fees.","10% annual interest from July 8, 2026, for one year; due at DeSPAC closing or liquidation.","Sponsor may convert principal into shares at $1.00/share (approx 1/10 of IPO price) upon DeSPAC; cash repayment in liquidation.","Sponsor waives claims against trust account; note unsecured, issued under Section 4(a)(2) exemption."],"urls":{"canonical":"https://secwatch.observer/filing/0001829126-26-009347","json":"https://secwatch.observer/filing/0001829126-26-009347.json","markdown":"https://secwatch.observer/filing/0001829126-26-009347.md","text":"https://secwatch.observer/filing/0001829126-26-009347.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626009347/0001829126-26-009347-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2000775/000182912626009347/blackhawkacq_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-26T17:44:25.512758+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"}