{"carrier":{"dot_number":"32700","legal_name":"KELLER TRANSPORTATION INC","dba_name":"KELLER BUS SERVICE","entity_type":"AUTHORIZED FOR HIRE","operating_status":"AUTHORIZED FOR HIRE","phy_street":"4472 GALLANT GREEN RD","phy_city":"WALDORF","phy_state":"MD","phy_zip":"20601","phy_country":"US","phone":"3018431881","mc_number":"MC-119262","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":99,"total_drivers":64,"total_cdl":64,"mcs150_mileage":2278116,"mcs150_mileage_year":"2023","mcs150_date":"20240918 0925","add_date":"19740601","officer_1":"CHARLES D KELLER","officer_2":"ERNEST KELLER III","fleet_size_class":"P","business_type":"CORPORATION","duns_number":"5475432","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:35:37","updated_at":"2026-05-16 01:35:37"},"crashes":{"total":67,"fatal":2,"injury":62},"safety_scores":[],"freightproof":{"dot_number":"32700","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":"32700"},"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)"}}