{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-085084","form_type":"8-K","ticker":"COLA","cik":"0002028201","company_name":"Columbus Acquisition Corp/Cayman Islands","filed_at":"2026-08-04T18:05:25+00:00","discovered_at":"2026-08-04T18:06:00.548406+00:00","generated_at":"2026-08-04T18:06:14.772539+00:00","sec_items":["1.01","2.03","3.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Columbus Acquisition Corp extends business combination deadline to August 22, 2026 with $50,000 deposit","bullets":["Deposited $50,000 into trust account to extend deadline from July 22, 2026 to August 22, 2026.","Sponsor Hercules Capital Management VII Corp contributed $25,000; target WISeSat.Space Corp contributed $25,000.","Issued unsecured promissory notes of $25,000 each to Sponsor and Target, convertible into units at $10.00 per unit.","Extension notes bear no interest; payable upon business combination, termination, or winding up."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-085084","json":"https://secwatch.observer/filing/0001213900-26-085084.json","markdown":"https://secwatch.observer/filing/0001213900-26-085084.md","text":"https://secwatch.observer/filing/0001213900-26-085084.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2028201/000121390026085084/0001213900-26-085084-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2028201/000121390026085084/ea0300015-8k425_columbus.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-04T18:06:14.772539+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"}