{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-097793","form_type":"8-K","ticker":"CLIR","cik":"0001434524","company_name":"ClearSign Technologies Corp","filed_at":"2023-09-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.913292+00:00","generated_at":"2026-06-11T00:27:04.498149+00:00","sec_items":["2.02","7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"medium","headline":"ClearSign Q2 revenue $150k vs $0 YoY; awarded $1.65M DOE hydrogen burner grant","bullets":["Q2 2023 revenue ~$150k, up from zero in Q2 2022; cash and short-term investments ~$8.5M.","Awarded $1.65M Phase 2 SBIR grant with DOE to commercialize 100% hydrogen ultra-low NOx burner.","Engineering order for 13 burners across two heaters from California refinery to meet emission limits.","First boiler burner sale into Texas Gulf Coast market; installation scheduled Q3 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-097793","json":"https://secwatch.observer/filing/0001104659-23-097793.json","markdown":"https://secwatch.observer/filing/0001104659-23-097793.md","text":"https://secwatch.observer/filing/0001104659-23-097793.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1434524/000110465923097793/0001104659-23-097793-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1434524/000110465923097793/tm2325390d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T00:27:04.498149+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":[{"claim_id":"6c6951a6ebe69e82a060ea0409525c0f52184532","claim":"ClearSign Technologies Corp reported the second quarter ended June 30, 2023 results: revenue approximately $150 thousand.","evidence_excerpt":"The Company recognized approximately $150 thousand in revenue during the three months ended June 30, 2023, as compared to zero revenue for the same period of 2022.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1434524/000110465923097793/0001104659-23-097793-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the second quarter ended June 30, 2023"},{"label":"Revenue","value":"approximately $150 thousand"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}