{
  "name": "TempReading",
  "ontology": "measurement.temperature.celsius",
  "certainty": 0.87,
  "temporal_frame_start": "2026-05-03T14:00:00Z",
  "temporal_frame_end": "2026-05-03T15:00:00Z",
  "provenance": "HVAC_Sensor_Unit_3",
  "derivation": "aggregated"
}
