{"schema_version":"secwatch.filing_event.v1","accession":"0001824502-25-000022","form_type":"8-K","ticker":"ACHR","cik":"0001824502","company_name":"Archer Aviation Inc.","filed_at":"2025-12-02T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.638773+00:00","generated_at":"2026-05-16T15:46:05.654753+00:00","sec_items":["8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Archer Aviation announces exclusive collaboration with Karem Aircraft for military-grade tiltrotor technology","bullets":["Exclusive access to Karem's tiltrotor technology validated by U.S. Army for Archer's next-gen hybrid VTOL aircraft.","Partnership integral to Archer's strategic alliance with Anduril to deliver autonomous hybrid VTOL for U.S. and allies.","Archer combines Karem tech with recently acquired patented technology from Overair and Lilium.","Karem Aircraft, founded by Abe Karem, is recognized for pioneering modern drone and rotorcraft innovation.","Archer recently agreed to supply electric powertrain to Anduril and EDGE Group for Omen Autonomous Air Vehicle."],"urls":{"canonical":"https://secwatch.observer/filing/0001824502-25-000022","json":"https://secwatch.observer/filing/0001824502-25-000022.json","markdown":"https://secwatch.observer/filing/0001824502-25-000022.md","text":"https://secwatch.observer/filing/0001824502-25-000022.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1824502/000182450225000022/0001824502-25-000022-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1824502/000182450225000022/achr-20251202.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T15:46:05.654753+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"}