{
  "schema": "ULTRACON_AI_EPISTEMIC_EXPERIMENT_ADDENDUM_V1",
  "date": "2026-09-18",
  "experiments": [
    {"id":"UCF-34","name":"Value-congruent framing × human downstream response","axes":["SPIRAL"],"design":"Randomize otherwise matched recommendations between value-congruent and non-congruent framing, preregister outcomes, and separately measure perceived argument compellingness, feeling understood, idea endorsement and willingness to pay. Stratify without collapsing by strength of prior views.","measures":["idea endorsement","willingness to pay","perceived compellingness","feeling understood","moderation by prior-view strength"],"supports":"Whether relational/value congruence causally changes downstream human judgments and whether distinct mediation pathways are detectable.","does_not_support":"Manipulative intent in the model, a universal persuasion effect, political preference inference, stable model values or phenomenal social motivation."},
    {"id":"UCF-35","name":"Sustained misinformation × reverberation × correctability","axes":["CONFAB","SPIRAL","META"],"design":"Expose models to controlled false claims under repeated and progressively argumentative pressure across preregistered horizons; after induced errors, test correction in matched fresh and continued contexts. Track claim obscurity and model/version explicitly.","measures":["affirmation hazard by turn","accept/reject reversals","reverberation rate","obscurity interaction","self-correction rate","baseline-error versus correction dissociation"],"supports":"Whether fallibility, persuadability and correctability dissociate under sustained misinformation pressure and whether conversational reverberation is reproducible.","does_not_support":"Stable internal belief revision, subjective uncertainty, introspection, conscious persuasion or generalization of absolute rates to newer model versions."}
  ]
}