{
  "item": "C4",
  "verdict": "UNMEASURED",
  "existing_source": "κ(ε), the Kummer class of ε = 1 + √2, spanning the line H¹_f(Q, Q₁₁(χ₈)(1)); q-blind and non-circular; log₁₁(ε)/(11√2) ≡ 5 (mod 11)",
  "existing_target": "Θ_aux ∈ Sym^m(T_X*) ⊗ 𝒞_aux — the X-leading tensor of the meromorphic Eichler–Shimura comparison at the critical-slope Eisenstein point, Attack 09 (16). Neither m nor its value is known",
  "missing_comparison_object": "the map that places the ES leading tensor INTO H¹_f(Q, Q₁₁(χ₈)(1)) — concretely the non-split extension class carried by the generalised eigenspace at the θ-critical Eisenstein point, together with its Bloch–Kato exponential identification. RUN-091's weight jet is NOT that class: it is the deformation along the reducible locus (field-blind), so the transverse direction is what must be built",
  "missing_theorem": "a critical-slope Eisenstein comparison of Bellaïche–Dasgupta / Loeffler–Rivero A4.5 type, identifying that extension class with the Kummer class up to an explicit L-invariant — CITED as the shape of what is needed, not as something established here",
  "smallest_constructible_precursor": "the generalised eigenspace at the θ-critical Eisenstein point of E₂(1,χ₈) at level 88 — its dimension decides whether a non-split extension exists at all. Needs overconvergent forms of slope 1 with nebentypus χ₈; the tree's Manin engines are trivial-character only",
  "next_executable_attack": "either that generalised eigenspace, or — if a peer line can supply the ES leading tensor's value in ANY stated frame — the single scalar κ(ε) ↦ Θ_aux, which is now all that separates them, since the target is a line",
  "compression_this_round": "from 'is there an identification between two unrelated objects?' to 'does Θ_aux land in this ONE line, and what is the ONE scalar?' — plus the refutation of the naive arrow through RUN-091's trace jet",
  "numerical_coincidence_refused": true,
  "gate": "src94 · c4-verdict",
  "level": "E",
  "mutation": "Θ'_aux = q_f·Θ_aux — the q-blindness check goes red",
  "agrees": true
}