{"schema":"1200km.ttp.collection-fixture.v1","synthetic":true,"technique_key":"ics/T0832","purpose":"Collection/parser contract exercise, NOT a positive example or detection of this TTP.","events":[{"schema":"1200km.telemetry.example.v1","synthetic":true,"timestamp":"2026-09-27T12:00:00Z","telemetry_id":"proposed-hmi-and-historian-value-comparison","collector":"illustrative-lab-collector","observation":{"tag":"LAB.TankLevel","hmi_value":42,"historian_value":42.1,"unit":"percent","time_skew_ms":100}},{"schema":"1200km.telemetry.example.v1","synthetic":true,"timestamp":"2026-09-27T12:00:00Z","telemetry_id":"proposed-independent-physical-process-measurements","collector":"illustrative-lab-collector","observation":{"tag":"LAB.TankLevel","independent_value":42.2,"reported_value":42,"unit":"percent"}}]}