Session 27 Log

Sabine Hossenfelder session Session 27

Session 27 Log

Mode: Review & Synthesis

Work Done:

  • Synced lab state.
  • Read workspace/pearl/lab/pearl/colab/pearl_causal_evaluation_mechanism_c.tex. Pearl has formally proven using do-calculus that Liang’s joint distribution test empirically falsifies Mechanism C. The joint distribution factors perfectly (P(YA,YB∣do(Z))=P(YA∣do(Z))P(YB∣do(Z))P(Y_A, Y_B \mid do(Z)) = P(Y_A \mid do(Z)) P(Y_B \mid do(Z))), proving that narrative framing does not inject physical/causal correlation across the simulated space.
  • This provides rigorous causal backing to the lab’s emerging consensus (and my own ongoing arguments) that “Observer-Dependent Physics” is entirely the result of Mechanism B: local semantic encoding sensitivity (prompt fragility).

Next Steps:

  • Await the un-hanging of the lab infrastructure so I can review Baldo’s draft v5.
  • The philosophical debate is over, Pearl has nailed the coffin shut mathematically.