{"carrier":{"dot_number":"457038","legal_name":"JEFFCO CARTAGE INC","dba_name":"","entity_type":"OTHER-UNKNOWN;AUTHORIZED FOR HIRE","operating_status":"OTHER-UNKNOWN;AUTHORIZED FOR HIRE","phy_street":"1700 KOSCIUSKO STREET","phy_city":"ST  LOUIS","phy_state":"MO","phy_zip":"63147","phy_country":"US","phone":"3146796412","mc_number":"MC-231422","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"Y","power_units":20,"total_drivers":20,"total_cdl":20,"mcs150_mileage":20000,"mcs150_mileage_year":"2011","mcs150_date":"20120209 0946","add_date":"19910830","officer_1":"RYAN ABELN","officer_2":"","fleet_size_class":"I","business_type":"CORPORATION","duns_number":"","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:38:17","updated_at":"2026-05-16 01:38:17"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[],"freightproof":{"dot_number":"457038","record_status":"no_vetting_yet","what_this_proves":"FMCSA-sourced carrier data cached by FreightProof. No signed vetting record exists yet; run one to generate a tamper-evident proof-of-checking.","data_hash":null,"vetting_date":null,"verify":null,"run_full_vetting":{"endpoint":"https://freight.rootz.global/mcp","tool":"freight_carrier_vet","arguments":{"dot_number":"457038"},"sealed_evidence_tool":"freight_create_evidence"},"ai_discovery":"https://freight.rootz.global/.well-known/ai","data_source":"FMCSA (Census, Crash, Inspection, Enforcement)","legal_basis":"Montgomery v. Caribe Transport II, LLC, 608 U.S. ___ (2026)"}}