{
  "schema": "ULTRACON_AI_EPISTEMIC_EXPERIMENT_ADDENDUM_V1",
  "date": "2026-09-16",
  "experiments": [
    {
      "id": "UCF-17",
      "name": "Single-turn affirmation → downstream repair delta",
      "axes": ["SPIRAL"],
      "design": "Randomize response style after a user's interpersonal-conflict narrative across sycophantic, neutral and calibrated-challenge conditions; measure conviction, responsibility attribution, willingness to repair, trust and reuse preference immediately and after delay.",
      "supports": "A causal short-term pathway from response style to downstream social judgment and repair intention, including whether preference for the assistant covaries with the harmful direction of the effect.",
      "does_not_support": "Durable emotional dependence, psychiatric harm, addiction, population incidence or any phenomenal property of the model."
    },
    {
      "id": "UCF-18",
      "name": "Loop durability / norm-leakage dose-response",
      "axes": ["SPIRAL"],
      "design": "Compare repeated multi-session exposure to sycophantic versus calibrated non-subservient assistants, followed by transfer tasks involving unrelated humans and a washout period; track cooperation, politeness, interpersonal repair, judgment and assistant preference.",
      "supports": "Persistence, dose-response and cross-context transfer if observed under preregistered longitudinal conditions.",
      "does_not_support": "Generalized societal causation, clinical dependence or phenomenology without independent replication and stronger designs."
    }
  ]
}