s1352 — house checks of A1791 (D1425 return)
  receipt   PASS   filed_d1414_house_frames_npz
  receipt   PASS   filed_chatgpt_d1425_maps_npz
  receipt   PASS   lane_program_as_shipped
  computed  PASS   Q1_T_of_X_is_7X_so_A_eq_X_over_7_solves_the_first_jet   [‖T(X) − 7X‖/‖X‖ < 1e-12 (house-built T)]
  computed  PASS   Q2_the_first_jet_symbol_has_rank_at_least_968_with_and_without_density_matching_the_lane_exact_968   [{"with_density": {"sketch_rank": 968, "last_kept_sv_rel_gt_1e-4": true, "first_dropped_sv_rel_lt_1e-12": true}, "e7_only": {"sketch_rank": 968, "last_kept_sv_rel_gt_1e-4": true, "first_dropped_sv_rel_lt_1e-12": true}} — lower bounds from 1000 images of random W; with the lane's exact 968 (upper bound) the rank is 968; kernels 7504 − 968 = 6536, 7448 − 968 = 6480]
  computed  PASS   Q3_the_constant_connection_fails_at_second_order_every_r_has_a_nonzero_source   [min_r ‖T(Q_r•)‖ = 0.624370 (B = 0 leaves the source; D1424's obstruction in jet form)]
  computed  PASS   Q4_the_density_repair_tr_XrXp_over_588_times_I_solves_every_second_jet_equation   [max_r ‖T(B_r• + Q_r•)‖/‖T(Q_r•)‖ < 1e-12]
  computed  PASS   Q5_the_lane_determinant_one_repair_is_e7_valued_symmetric_traceless_and_solves_every_second_jet_equation   [{"adjoint_basis == house e7_basis": true, "numerator integral": true, "denominator": 2952740, "nonzero entries": 4256, "symmetric in r,p": true, "max |tr B_rp| (det 1)": "< 1e-12", "max relative residual": "< 1e-12"}]
  computed  PASS   Q6_the_anchor_certificate_holds_exactly_and_the_section_form_on_the_anchor_image_has_witt_index_1   [{"sqrt2 X integral": true, "S^T S == 24 W- W-^T": true, "S W+ == 0": true, "rank S": 28, "D56/2 integral": true, "H_* in e7 (span residual)": "< 1e-09", "W+^T Omega H_* W+ == diag(-2 x27, 6)": true, "signature (+, -)": [1, 27]}]
  argument  ARG    Q6_reading
  argument  ARG    reading

VERDICT A1791 HOUSE CHECKS: T(X) = 7X; first-jet rank 968 (both); constant connection fails at order 2; density repair and det-one repair both solve the second jet; anchor certificate exact, Witt index 1. Block A (second jet) and B2(c) certificates CONFIRMED in house.
RESULT_HASH 1905906bd4b35681
s1352: 9 computed/receipt PASS-able, 2 argument, 0 failed
