{"schema_version":"alpha-governance-record-v2","alpha_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce","ontology_version":"alpha-governance-ontology-v1","as_of":"2026-10-16T15:12:29.271456+00:00","published_at":"2026-10-16T13:51:51.347748+00:00","section":"leadership","data":{"state":"PUBLISHED","executives":[{"person":{"alpha_id":"alpha:person:david-j-lovely","name":"David J. Lovely","canonical_url":"https://registry.alpha.ac/people/david-j-lovely"},"title":"Executive Vice President, Chief Claims Officer","role_code":null,"role_code_basis":null,"status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:11","evidence_ids":["alpha:projection-evidence:document:ca9fee959abad9f7c0d39fd939f9ab0a1c83e9fbfeb3364424d53ab7ddd8c2ea"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:denise-m-lowsley","name":"Denise M. Lowsley","canonical_url":"https://registry.alpha.ac/people/denise-m-lowsley"},"title":"Executive Vice President, Chief Human Resources Officer","role_code":"CHRO","role_code_basis":"title_normalization","status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:12","evidence_ids":["alpha:projection-evidence:document:4bbc15504c66bc416029dd707069f2ea2a978881bcc471cf48ba815352ffb466"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:dennis-f-kerrigan","name":"Dennis F. Kerrigan","canonical_url":"https://registry.alpha.ac/people/dennis-f-kerrigan"},"title":"Executive Vice President, Chief Legal Officer and Corporate Secretary","role_code":"GC","role_code_basis":"title_normalization","status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:13","evidence_ids":["alpha:projection-evidence:document:c76f40192c04894990881526978c5593457262888aeb8144b136527555223823"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:jeffrey-m-farber","name":"Jeffrey M. Farber","canonical_url":"https://registry.alpha.ac/people/jeffrey-m-farber"},"title":"Executive Vice President, Chief Financial Officer","role_code":"CFO","role_code_basis":"title_normalization","status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:14","evidence_ids":["alpha:projection-evidence:document:c85fb9394bdd0ba91b27c732da94732b07f8888003fb5338cece6f31d28be2d7"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:john-c-roche","name":"John C. Roche","canonical_url":"https://registry.alpha.ac/people/john-c-roche"},"title":"President and Chief Executive Officer","role_code":"CEO","role_code_basis":"title_normalization","status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:15","evidence_ids":["alpha:projection-evidence:document:f5bbe769d0b572e0cff787664a1f3c9300e121fa7a3ddbe6198507493f359ba1"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:richard-w-lavey","name":"Richard W. Lavey","canonical_url":"https://registry.alpha.ac/people/richard-w-lavey"},"title":"Executive Vice President and Chief Operating Officer","role_code":"COO","role_code_basis":"title_normalization","status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:16","evidence_ids":["alpha:projection-evidence:document:ae25d594fe4187606f2364cbc5aadaf900a97950f39ea959863066afa1eac234"],"assertion_class":"source_fact","verification_state":"source_reported"},{"person":{"alpha_id":"alpha:person:willard-t-lee","name":"Willard T. Lee","canonical_url":"https://registry.alpha.ac/people/willard-t-lee"},"title":"Executive Vice President, Chief Information and Innovation Officer","role_code":null,"role_code_basis":null,"status":"current","start_date":"2026-02-20","end_date":null,"named_executive_officer":null,"board_member":false,"fields_not_published":["reporting_relationship","authority","compensation","equity_ownership","succession_state"],"claim_id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:17","evidence_ids":["alpha:projection-evidence:document:855c3b855dee0822385101d879a0827583434f4a6e78298dd9dc09ae813023a6"],"assertion_class":"source_fact","verification_state":"source_reported"}],"role_coverage":{"CEO":{"alpha_id":"alpha:person:john-c-roche","name":"John C. Roche","canonical_url":"https://registry.alpha.ac/people/john-c-roche"},"CFO":{"alpha_id":"alpha:person:jeffrey-m-farber","name":"Jeffrey M. Farber","canonical_url":"https://registry.alpha.ac/people/jeffrey-m-farber"},"GC":{"alpha_id":"alpha:person:dennis-f-kerrigan","name":"Dennis F. Kerrigan","canonical_url":"https://registry.alpha.ac/people/dennis-f-kerrigan"},"CORPORATE_SECRETARY":null,"COO":{"alpha_id":"alpha:person:richard-w-lavey","name":"Richard W. Lavey","canonical_url":"https://registry.alpha.ac/people/richard-w-lavey"},"CHRO":{"alpha_id":"alpha:person:denise-m-lowsley","name":"Denise M. Lowsley","canonical_url":"https://registry.alpha.ac/people/denise-m-lowsley"},"CIO":null,"CTO":null,"CISO":null,"CAIO":null,"CRO":null}},"claims":[{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:11","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:david-j-lovely","object_label":"David J. Lovely","object_source_name_forms":[],"value":"David J. Lovely: Executive Vice President, Chief Claims Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:david-j-lovely","name":"David J. Lovely"},"title":"Executive Vice President, Chief Claims Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:ca9fee959abad9f7c0d39fd939f9ab0a1c83e9fbfeb3364424d53ab7ddd8c2ea","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:20.896137+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:12","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:denise-m-lowsley","object_label":"Denise M. Lowsley","object_source_name_forms":[],"value":"Denise M. Lowsley: Executive Vice President, Chief Human Resources Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:denise-m-lowsley","name":"Denise M. Lowsley"},"title":"Executive Vice President, Chief Human Resources Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:4bbc15504c66bc416029dd707069f2ea2a978881bcc471cf48ba815352ffb466","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:21.710777+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:13","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:dennis-f-kerrigan","object_label":"Dennis F. Kerrigan","object_source_name_forms":[],"value":"Dennis F. Kerrigan: Executive Vice President, Chief Legal Officer and Corporate Secretary","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:dennis-f-kerrigan","name":"Dennis F. Kerrigan"},"title":"Executive Vice President, Chief Legal Officer and Corporate Secretary","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:c76f40192c04894990881526978c5593457262888aeb8144b136527555223823","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:18.862587+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:14","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:jeffrey-m-farber","object_label":"Jeffrey M. Farber","object_source_name_forms":[],"value":"Jeffrey M. Farber: Executive Vice President, Chief Financial Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:jeffrey-m-farber","name":"Jeffrey M. Farber"},"title":"Executive Vice President, Chief Financial Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:c85fb9394bdd0ba91b27c732da94732b07f8888003fb5338cece6f31d28be2d7","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:18.125938+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:15","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:john-c-roche","object_label":"John C. Roche","object_source_name_forms":[],"value":"John C. Roche: President and Chief Executive Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:john-c-roche","name":"John C. Roche"},"title":"President and Chief Executive Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:f5bbe769d0b572e0cff787664a1f3c9300e121fa7a3ddbe6198507493f359ba1","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:22.326187+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:16","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:richard-w-lavey","object_label":"Richard W. Lavey","object_source_name_forms":[],"value":"Richard W. Lavey: Executive Vice President and Chief Operating Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:richard-w-lavey","name":"Richard W. Lavey"},"title":"Executive Vice President and Chief Operating Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:ae25d594fe4187606f2364cbc5aadaf900a97950f39ea959863066afa1eac234","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:19.545197+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"},{"id":"alpha:claim:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a:leadership_role:17","subject_id":"alpha:company:d423b93b-4d4d-47eb-967d-b3a0f16dea8a","predicate":"alpha:hasExecutiveRole","object_id":"alpha:person:willard-t-lee","object_label":"Willard T. Lee","object_source_name_forms":[],"value":"Willard T. Lee: Executive Vice President, Chief Information and Innovation Officer","claim_type":"leadership_role","predicate_id":"alpha:predicate:leadership_role","predicate_version":1,"machine_key":"leadership_role","human_label":"Leadership Role","governed_predicate":true,"machine_value":{"kind":"executive_role","person":{"alpha_id":"alpha:person:willard-t-lee","name":"Willard T. Lee"},"title":"Executive Vice President, Chief Information and Innovation Officer","role_category":"executive","committee":null,"is_board_chair":false,"is_independent":null,"start_date":"2026-02-20","end_date":null},"corroboration_count":1,"source_claim_count":1,"valid_from":"2026-02-20","valid_to":null,"recorded_at":"2026-10-16T13:51:51.347748+00:00","sources":[{"id":"alpha:projection-evidence:document:855c3b855dee0822385101d879a0827583434f4a6e78298dd9dc09ae813023a6","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:20.212553+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"source_date":"2026-02-20T00:00:00+00:00","effective_from":"2026-02-20","effective_until":null,"observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":null,"verification_state":"source_reported","legacy_verification_label":"confirmed","review_state":"none","confidence":0.94,"assertion_type":"source_reported","evidence_state":"linked","publication_state":"PUBLISHED","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce"}],"evidence":[{"id":"alpha:projection-evidence:document:ca9fee959abad9f7c0d39fd939f9ab0a1c83e9fbfeb3364424d53ab7ddd8c2ea","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:20.896137+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:4bbc15504c66bc416029dd707069f2ea2a978881bcc471cf48ba815352ffb466","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:21.710777+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:c76f40192c04894990881526978c5593457262888aeb8144b136527555223823","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:18.862587+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:c85fb9394bdd0ba91b27c732da94732b07f8888003fb5338cece6f31d28be2d7","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:18.125938+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:f5bbe769d0b572e0cff787664a1f3c9300e121fa7a3ddbe6198507493f359ba1","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:22.326187+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:ae25d594fe4187606f2364cbc5aadaf900a97950f39ea959863066afa1eac234","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:19.545197+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}},{"id":"alpha:projection-evidence:document:855c3b855dee0822385101d879a0827583434f4a6e78298dd9dc09ae813023a6","identity_scope":"source_document_reference","source_type":"sec_filing","title":"THG 10-K executive officers","publisher":null,"url":"https://www.sec.gov/Archives/edgar/data/944695/000119312526060983/thg-20251231.htm","source_date":"2026-02-20T00:00:00+00:00","retrieved_at":"2026-05-05T02:09:20.212553+00:00","locator":null,"use_rights":{"schema_version":"alpha-source-use-rights-v1","classification":"unknown","public_retrieval":"not_specified","agent_retrieval":"not_specified","redistribution":"not_granted","derived_use":"not_specified","model_training":"not_granted","retention":"not_specified","attribution_required":null,"license_id":null,"terms_url":null,"reviewed_at":null,"derivation":"fail_closed_unknown"}}],"coverage_state":"PUBLISHED","quality":{"schema_version":"alpha-record-quality-v2","overall":0.844,"status":"strong","publication_readiness":"ready","dimensions":{"identity":1,"coverage":0.5,"freshness":1,"evidence_completeness":1,"source_authority":0.9,"cross_source_agreement":0.75,"temporal_completeness":0.684},"diagnostics":{"published_claims":26,"factual_claims":26,"claims_with_linked_evidence":26,"disputed_claims":0,"conflicts":0,"stale_claims":0,"stale_claim_ids":[],"temporal_claims":19,"temporal_claims_with_valid_from":13,"missing_coverage_sections":["governance","financials","workforce","ownership","ratings"],"missing_expected_claims":["headquarters","official_website","financial_metric","governance_document","ownership","auditor","legal_matter","risk","ai_governance"]},"derivation":"deterministic_record_projection"},"publication":{"state":"PUBLISHED","published_at":"2026-10-16T13:51:51.347748+00:00","observed_at":"2026-10-16T13:51:51.347748+00:00","reviewed_at":"2026-10-16T13:51:51.347748+00:00","verified_at":"2026-10-16T13:51:51.347748+00:00"},"verification":{"schema_version":"alpha-verification-states-v1","state":"source_reported","identity_ownership":"unclaimed","assurance_level":null,"claim_state_counts":{"source_reported":26,"corroborated":0,"alpha_verified":0,"disputed":0,"superseded":0},"derivation":"claim_states+identity_ownership","summary":"Published claims are reported by public sources; none is Alpha verified. Profile ownership is unclaimed.","facets":[{"facet":"identity","state":"unclaimed"},{"facet":"evidence","state":"source_reported"},{"facet":"evaluation","state":"not_evaluated"},{"facet":"monitoring","state":null},{"facet":"authority","state":null},{"facet":"freshness","state":"current"}]},"rights":{"public_retrieval":"allowed","agent_retrieval":"allowed","redistribution":"not_granted","model_training":"not_granted","commercial_use":"not_specified","relationship_pathfinding":"not_granted","direct_contact":"not_granted"},"resource":{"uri":"alpha://company/hanover-insurance-group-inc/leadership","section":"leadership","href":"https://registry.alpha.ac/api/public/companies/hanover-insurance-group-inc?format=record&section=leadership","media_type":"application/json","availability":"contract"},"limitations":["Absence of a leadership role, committee, or disclosure is not evidence that it does not exist.","Only explicitly published canonical company identity and current confirmed public roles are included.","Absence of a board, committee, executive, listing, or claim is not evidence that it does not exist.","Public retrieval does not grant redistribution, model-training, direct-contact, or relationship-pathfinding rights.","This Company Profile is an identity and evidence record, not an Alpha rating."]}