{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-096559","form_type":"8-K","ticker":"CLIR","cik":"0001434524","company_name":"ClearSign Technologies Corp","filed_at":"2023-08-29T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.913084+00:00","generated_at":"2026-06-11T02:20:59.038840+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":"ClearSign awarded $1.65M DOE Phase 2 grant for hydrogen burner development","bullets":["Phase 2 grant of up to $1.65M over two years from DOE SBIR program.","Follows Phase 1 grant of $250,000 that demonstrated ClearSign Core Ultra Low NOx burner with 100% hydrogen.","Funds will support commercialization of ultra-low NOx hydrogen burner technology.","Collaboration with worldwide burner supplier Zeeco Inc. continues.","Company believes technology enables hydrogen fuel adoption for industrial heating while reducing NOx emissions."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-096559","json":"https://secwatch.observer/filing/0001104659-23-096559.json","markdown":"https://secwatch.observer/filing/0001104659-23-096559.md","text":"https://secwatch.observer/filing/0001104659-23-096559.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1434524/000110465923096559/0001104659-23-096559-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1434524/000110465923096559/tm2325053d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T02:20:59.038840+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"}