{"carrier":{"dot_number":"4527581","legal_name":"AMERICAN USED AUTO PARTS","dba_name":"AUTO SALVAGE","entity_type":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","operating_status":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","phy_street":"40 LITTLE FALLS BRIDGE RD","phy_city":"ROCHESTER","phy_state":"NH","phy_zip":"03867","phy_country":"US","phone":"6033300370","mc_number":"FF-70757","mc_number_2":"MC-1794809","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":2,"total_drivers":4,"total_cdl":1,"mcs150_mileage":0,"mcs150_mileage_year":"","mcs150_date":"20260202 1737","add_date":"20260202","officer_1":"SCOTT N DOUGLAS","officer_2":"","fleet_size_class":"B","business_type":"","duns_number":"","crash_rate":0,"prior_revoke_flag":"","prior_revoke_dot":"","cargo_types":"F;C;I","source":"census","ingested_at":"2026-05-16 02:08:31","updated_at":"2026-05-16 02:08:31"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[],"freightproof":{"dot_number":"4527581","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":"4527581"},"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)"}}