{"carrier":{"dot_number":"385064","legal_name":"ERNEST C ANDERSON GRAVEL & READY MIX INC","dba_name":"ROCK RIDGE RESOURCES","entity_type":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","operating_status":"PRIVATE PROPERTY;AUTHORIZED FOR HIRE","phy_street":"28741 COUNTY HIGHWAY 26","phy_city":"DETROIT LAKES","phy_state":"MN","phy_zip":"56501","phy_country":"US","phone":"2188474614","mc_number":"MC-1505337","mc_number_2":"","mc_number_3":"","carrier_operation":"A","hm_indicator":"N","power_units":16,"total_drivers":5,"total_cdl":5,"mcs150_mileage":217343,"mcs150_mileage_year":"2023","mcs150_date":"20260206 1154","add_date":"19900312","officer_1":"ERNEST J ANDERSON","officer_2":"TIM B ANDERSON","fleet_size_class":"G","business_type":"CORPORATION","duns_number":"8798738","crash_rate":0,"prior_revoke_flag":"N","prior_revoke_dot":"","cargo_types":"C","source":"census","ingested_at":"2026-05-16 01:37:30","updated_at":"2026-05-16 01:37:30"},"crashes":{"total":0,"fatal":null,"injury":null},"safety_scores":[],"freightproof":{"dot_number":"385064","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":"385064"},"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)"}}