{"carrier":{"dot_number":"3582936","legal_name":"SOUTHEAST IOWA CONTRACTORS LLC","dba_name":"","entity_type":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","operating_status":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","phy_street":"212 AVENUE F","phy_city":"WEST POINT","phy_state":"IA","phy_zip":"52656","phy_country":"US","phone":"3194703036","mc_number":"MC-1210881","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":2,"total_drivers":2,"total_cdl":2,"mcs150_mileage":10000,"mcs150_mileage_year":"2022","mcs150_date":"20230830 1132","add_date":"20210306","officer_1":"CONNOR WAYNE MCMILLEN","officer_2":"JOEL STEVEN JOHNSTON","fleet_size_class":"B","business_type":"","duns_number":"","crash_rate":0,"prior_revoke_flag":"","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 02:00:52","updated_at":"2026-05-16 02:00:52"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[],"freightproof":{"dot_number":"3582936","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":"3582936"},"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)"}}