{"schema_version":"alpha-governance-record-v2","alpha_id":"alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c","record_version":"public-1:ro-d751713988987e9331980363e24189ce","ontology_version":"alpha-governance-ontology-v1","as_of":"2026-10-21T04:46:18.080424+00:00","published_at":"2026-10-21T04:46:18.080424+00:00","section":"events","data":{"state":"PUBLISHED","derivation_version":"alpha-governance-event-derivation-v2","events":[{"event_id":"alpha:event:transition:v6fn7oj6vwdq","event_type":"CEO_CHANGED","effective_at":"2026-03-05","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:matthew-v-crawford","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:edd761696aad56bff0cb379de90b2b7c056be6a9cd3b9a1b50987c5ccecb84af"],"summary":"Matthew V. Crawford executive of PARK OHIO HOLDINGS CORP, effective 2026-03-05.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1i3ovo8q79oja","event_type":"CFO_CHANGED","effective_at":"2026-03-05","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:patrick-w-fogarty","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:16"],"evidence_ids":["alpha:projection-evidence:document:242be0d5f9dd7f54167856348c29ad0163050854ef536c441d7aee277dee6d68"],"summary":"Patrick W. Fogarty executive of PARK OHIO HOLDINGS CORP, effective 2026-03-05.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1rsbttl1gt5tnv","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-03-05","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:robert-d-vilsack","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:17"],"evidence_ids":["alpha:projection-evidence:document:d6e0397652af9a9e670cf510ce3d9f8f91d73cdafd96d83e888cfc0765f998ea"],"summary":"Robert D. Vilsack executive of PARK OHIO HOLDINGS CORP, effective 2026-03-05.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1o94bw51qcw8hj","event_type":"DIRECTOR_APPOINTED","effective_at":"2025-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:andrew-c-clarke","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:5"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Andrew C. Clarke seat on PARK OHIO HOLDINGS CORP, effective 2025-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:16ashb5nfab4l","event_type":"DIRECTOR_APPOINTED","effective_at":"2021-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:edward-f-crawford","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:7"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Edward F. Crawford seat on PARK OHIO HOLDINGS CORP, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:fkb2wu1d3ve7o","event_type":"DIRECTOR_APPOINTED","effective_at":"2018-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:howard-w-hanna-iv","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:8"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Howard W. Hanna IV seat on PARK OHIO HOLDINGS CORP, effective 2018-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:k642va4mf1yi","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2018-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:howard-w-hanna-iv","alpha:committee:park-ohio-holdings-corp:audit"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:committee_record:18"],"evidence_ids":["alpha:projection-evidence:89d489e043221e5f5dfda8314981f0ba1f5245be933fd80b393eee57f5d3c9e0"],"summary":"Howard W. Hanna IV member of Audit, effective 2018-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1atx20c1ve7gx0","event_type":"DIRECTOR_APPOINTED","effective_at":"2015-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:john-d-grampa","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"John D. Grampa seat on PARK OHIO HOLDINGS CORP, effective 2015-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:ypxsss1plbw10","event_type":"COMMITTEE_CREATED","effective_at":"2015-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:committee:park-ohio-holdings-corp:audit-chair","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Audit · Chair committee of PARK OHIO HOLDINGS CORP, effective 2015-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:grzdle1uwgufa","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2015-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:john-d-grampa","alpha:committee:park-ohio-holdings-corp:audit-chair"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"John D. Grampa member of Audit · Chair, effective 2015-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1nj29w15wq78k","event_type":"DIRECTOR_APPOINTED","effective_at":"2011-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:steven-h-rosen","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Steven H. Rosen seat on PARK OHIO HOLDINGS CORP, effective 2011-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1fteiwequip1s","event_type":"COMMITTEE_CREATED","effective_at":"2011-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:committee:park-ohio-holdings-corp:audit-compensation","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Audit; Compensation committee of PARK OHIO HOLDINGS CORP, effective 2011-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1sp5u9vh11to3","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2011-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:steven-h-rosen","alpha:committee:park-ohio-holdings-corp:audit-compensation"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:14"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Steven H. Rosen member of Audit; Compensation, effective 2011-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:zk2ska1qjripi","event_type":"DIRECTOR_APPOINTED","effective_at":"2004-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:patrick-v-auletta","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Patrick V. Auletta seat on PARK OHIO HOLDINGS CORP, effective 2004-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:8acte617lxzso","event_type":"DIRECTOR_APPOINTED","effective_at":"2003-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:dan-t-moore-iii","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:6"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Dan T. Moore III seat on PARK OHIO HOLDINGS CORP, effective 2003-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1d0cu4bavleyr","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2003-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:dan-t-moore-iii","alpha:committee:park-ohio-holdings-corp:nominating-and-governance"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:committee_record:26"],"evidence_ids":["alpha:projection-evidence:89d489e043221e5f5dfda8314981f0ba1f5245be933fd80b393eee57f5d3c9e0"],"summary":"Dan T. Moore III member of Nominating and Governance, effective 2003-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1dvo216ruvah6","event_type":"DIRECTOR_APPOINTED","effective_at":"2001-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:ronna-romney","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Ronna Romney seat on PARK OHIO HOLDINGS CORP, effective 2001-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:8lqc6w53olqm","event_type":"COMMITTEE_CREATED","effective_at":"2001-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:committee:park-ohio-holdings-corp:compensation-chair-nominating-and-governance-chair","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Compensation · Chair; Nominating and Governance · Chair committee of PARK OHIO HOLDINGS CORP, effective 2001-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:djpg55yreazj","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2001-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:ronna-romney","alpha:committee:park-ohio-holdings-corp:compensation-chair-nominating-and-governance-chair"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:13"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Ronna Romney member of Compensation · Chair; Nominating and Governance · Chair, effective 2001-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:uyv60919jdwj1","event_type":"DIRECTOR_APPOINTED","effective_at":"1997-01-01","detected_at":"2026-10-21T04:46:18.080424+00:00","subject_ids":["alpha:person:matthew-v-crawford","alpha:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c"],"caused_claim_ids":["alpha:claim:company:8ff0cc5c-9a48-4c23-aafa-0e25ad07db3c:leadership_role:11"],"evidence_ids":["alpha:projection-evidence:document:000e3139f4b40524e63251790bf799b85375233335c53f836effa0c7ced6f89f"],"summary":"Matthew V. 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