{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-079130","form_type":"8-K","ticker":"ARCI","cik":"0002083910","company_name":"Archimedes Tech SPAC Partners III Co.","filed_at":"2026-07-17T19:32:13+00:00","discovered_at":"2026-07-17T19:33:04.538650+00:00","generated_at":"2026-07-17T19:33:08.822622+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.35,"calibrated_materiality_score":0.35,"confidence":"high","headline":"Archimedes Tech SPAC Partners III appoints Stephen N. Cannon as Class II director","bullets":["Stephen N. Cannon appointed as Class II director effective July 13, 2026.","Cannon also joins audit, compensation, and nominating committees; deemed independent.","He currently serves as director of Archimedes Tech SPAC Partners II Co. and was CEO of Archimedes I (SoundHound AI merger).","Cannon has extensive SPAC leadership experience including CEO/CFO roles at multiple blank-check companies."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-079130","json":"https://secwatch.observer/filing/0001213900-26-079130.json","markdown":"https://secwatch.observer/filing/0001213900-26-079130.md","text":"https://secwatch.observer/filing/0001213900-26-079130.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2083910/000121390026079130/0001213900-26-079130-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2083910/000121390026079130/ea0295111-8k_archimedes3.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-17T19:33:08.822622+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":"954ec5472e","claim":"Stephen N. Cannon was appointed as Class II director at Archimedes Tech SPAC Partners III Co..","evidence_excerpt":"On July 13, 2026, the board of directors (the “Board”) of Archimedes Tech SPAC Partners III Co. (the “Company”) appointed Stephen N. Cannon as a Class II director of the Board, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2083910/000121390026079130/0001213900-26-079130-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Class II director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}