{
  "schemaVersion": "2.0.0",
  "title": "Independent proof records for serious candidates",
  "snapshotId": "lmfdb-parent-graph-2026-08-18",
  "statusVocabulary": {
    "verified": "Independent evidence establishes the stated item.",
    "not_verified": "The item is required or relevant but has not been established.",
    "not_applicable": "The item does not apply to this record.",
    "not_checked": "No candidate-specific independent check has been performed."
  },
  "theoremReadyRule": "A record is theorem-ready only when G0--G8 are all green and G7/G8 contain separate evidence IDs.",
  "records": [
    {
      "proof_record_id": "proof:mc72-216-13-h-canonical-to-576-e4:v1",
      "dossier_url": "https://github.com/georgeturcasubb/georgeturcasubb.github.io/blob/main/covers-of-elliptic-curves/docs/examples/cubic-72-216.md",
      "paper_featured": true,
      "candidate_id": "mc72-216-13-h-canonical-to-576-e4",
      "candidate_version": 1,
      "degree": 3,
      "status": "theorem_ready",
      "theorem_ready": true,
      "derivation": {
        "theorem_ready": true,
        "all_gates_green": true,
        "independent_signoff_present": true,
        "adversarial_signoff_present": true,
        "rule": "G0 through G8 must all be green, with nonempty independent-verifier and adversarial-referee evidence IDs.",
        "candidate_status_recorded": "theorem_ready"
      },
      "source": {
        "label": "72.216.13.h.1",
        "genus": 13,
        "level": 72,
        "qbar_gonality_bounds": [
          4,
          13
        ]
      },
      "target": {
        "label": "24.72.1.h.1",
        "genus": 1,
        "chosen_origin": "canonical cusp 2",
        "weierstrass_coefficients": [
          0,
          0,
          0,
          0,
          8
        ],
        "weierstrass_equation": "y^2 = x^3 + 8",
        "elliptic_lmfdb_label": "576.e4",
        "q_isogeny_class": "576.e",
        "conductor": 576,
        "rank_bounds": [
          1,
          1
        ],
        "non_torsion_point": [
          1,
          3
        ]
      },
      "map": {
        "construction": "subgroup_inclusion",
        "geometric_degree": 3,
        "base_field": "Q",
        "explicit_coordinate_map_available": false,
        "group_inclusion_available": true,
        "explicit_kummer_description": "w^3 = 2h",
        "note": "The Kummer description is the separately verified paper computation; LMFDB stores no coordinate map for this parent edge."
      },
      "stage4": {
        "map_degree_verified": {
          "state": "verified",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1",
            "SYNTHESIS-PRE-REVIEW-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The common-level subgroup inclusion has exact coarse degree three."
        },
        "target_model_verified": {
          "state": "verified",
          "evidence_ids": [
            "TARGET-ID-20260721-V1",
            "TARGET-ID-SIMULTANEOUS-20260721-V1",
            "GROUP-20260721-V1",
            "RANK-576E4-SAGE-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The pointed target is independently identified with 576.e4: y^2=x^3+8."
        },
        "target_point_verified": {
          "state": "verified",
          "evidence_ids": [
            "TARGET-ID-20260721-V1",
            "RANK-576E4-20260721-V1",
            "RANK-576E4-SAGE-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "P=(1,3) lies on the actual pointed target and is non-torsion."
        },
        "rank_verified": {
          "state": "verified",
          "evidence_ids": [
            "TARGET-ID-20260721-V1",
            "RANK-576E4-20260721-V1",
            "RANK-576E4-SAGE-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "Two exact computations certify algebraic rank bounds [1,1]."
        },
        "geometric_gonality_verified": {
          "state": "verified",
          "evidence_ids": [
            "THEOREM-APPLICABILITY-20260721-V2"
          ],
          "checked_on": "2026-08-24",
          "note": "The verified genus-13 source satisfies the rational-fibre reduction threshold 13>10."
        },
        "genus_hypothesis_verified": {
          "state": "verified",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The smooth projective source has independently reproduced genus 13."
        },
        "discriminant_divisor_verified": {
          "state": "verified",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The trace discriminant is D_f=2 Br(f), of degree 24."
        },
        "derangement_verified": {
          "state": "verified",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The odd support is empty, so the derangement condition is vacuous."
        },
        "rational_fibre_reduction_verified": {
          "state": "verified",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "Theorem 3.5 / Song--Tucker applies because g(C)=13>3^2+1."
        },
        "field_density_theorem_applicable": {
          "state": "verified",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ],
          "checked_on": "2026-08-24",
          "note": "The complete excluded-prime and empty-odd-support ledger verifies the density input."
        }
      },
      "gates": {
        "G0": {
          "status": "green",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "SYNTHESIS-PRE-REVIEW-20260721-V1"
          ],
          "summary": "Stable new ID/version, native-level raw canonical generators, full-inverse adelic definitions, and direct common-level inclusion are explicit. The record is the sole canonical successor to rejected V1, not a second count of that failed metadata formulation; canonical labels separate it from the reserved i sibling."
        },
        "G1": {
          "status": "green",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1"
          ],
          "summary": "The exact modular signature gives genus 13, independently reproduced. Full determinant and -I meet the cited moduli theorem, which supplies the smooth projective geometrically irreducible Q-curve; no affine or singular model is used."
        },
        "G2": {
          "status": "green",
          "evidence_ids": [
            "TARGET-ID-20260721-V1",
            "TARGET-ID-SIMULTANEOUS-20260721-V1",
            "GROUP-20260721-V1",
            "RANK-576E4-SAGE-20260721-V1"
          ],
          "summary": "The canonical genus-one target is pointed at rational cusp 2, and exact independently reviewed Q-descent identifies it with E:y^2=x^3+8 and cusp 2 with O=[0:1:0]. A targeted verifier exhibited 24 simultaneous 72-sheet branch/deck/Galois/pointing witnesses with zero failures, closing the adversarial descent objection. Sage independently certifies conductor 576 for that equation."
        },
        "G3": {
          "status": "green",
          "evidence_ids": [
            "TARGET-ID-20260721-V1",
            "RANK-576E4-20260721-V1",
            "RANK-576E4-SAGE-20260721-V1"
          ],
          "summary": "On the actual pointed target, P=(1,3) is non-torsion and exact algebraic rank bounds are [1,1], proved locally by two-isogeny descent and independently in proof-mode Sage."
        },
        "G4": {
          "status": "green",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1",
            "TARGET-ID-20260721-V1",
            "TARGET-ID-SIMULTANEOUS-20260721-V1"
          ],
          "summary": "The direct inclusion H_can <= G_can^(72) of full-inverse canonical groups invokes the exact moduli construction over Q and extends uniquely to smooth projective compactifications. Composing with the verified pointed Q-isomorphism gives f:X_{H_can}->E over Q."
        },
        "G5": {
          "status": "green",
          "evidence_ids": [
            "GROUP-20260721-V1",
            "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
            "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1",
            "SYNTHESIS-PRE-REVIEW-20260721-V1"
          ],
          "summary": "The cited moduli theorem makes the actual canonical morphism degree equal to [G_can^(72):H_can]=3 after all GL2, SL2, projective, coarse, determinant, -I, component, and descent conventions are reconciled. A separate Sage implementation reproduces the three cosets, S3 action, degree-three S/ST/T projection fibers, and Riemann-Hurwitz. Under the literal 'when possible' rule, this is sufficient although no genus-13 equation or homogeneous map exists; an equation-level function-field calculation is therefore unavailable, not claimed."
        },
        "G6": {
          "status": "green",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ],
          "summary": "For the canonical cover, all twelve and only twelve branch fibers are cusps of type (3); D_f=2 times the reduced twelve-cusp divisor, B_f is empty, the fixed-point-free condition is vacuous, and the complete working excluded-prime set is {2,3}. The pointed Q-isomorphism transports these facts to f without changing degree or ramification. All literal Theorem 1.2/Corollary 3.8 conditions and the project rank requirement are met."
        },
        "G7": {
          "status": "green",
          "evidence_ids": [
            "G7-20260721-V1"
          ],
          "summary": "The independent verifier signed PASS against the exact frozen pre-promotion candidate SHA-256 2ff4e853d88fdb6cb0efe0c7fb99483cad19525ab73e7d0604fa2781d78757b1. A fresh standard-library implementation reproduced group inclusion, all degree conventions, genera, target Q-form, rank, ramification, trace discriminant, and integral spread; its 43-entry manifest verifies."
        },
        "G8": {
          "status": "green",
          "evidence_ids": [
            "G8-20260721-V1",
            "TARGET-ID-SIMULTANEOUS-20260721-V1"
          ],
          "summary": "The adversarial referee signed PASS against the same frozen pre-promotion candidate hash after attacking all mandated failure modes. It withheld sign-off for a target-descent presentation gap, obtained and independently reran the exact 24-witness simultaneous-conjugacy certificate, and concluded that no material objection remains; its 16-entry manifest verifies."
        }
      },
      "evidence_ids": [
        "GROUP-20260721-V1",
        "SOURCE-AUDIT-CONVENTIONS-20260721-V1",
        "P5-LEHNER-H-CANONICAL-SAGE-20260721-V1",
        "TARGET-ID-20260721-V1",
        "TARGET-ID-SIMULTANEOUS-20260721-V1",
        "RANK-576E4-20260721-V1",
        "RANK-576E4-SAGE-20260721-V1",
        "THEOREM-PRELIM-20260721-V1",
        "THEOREM-APPLICABILITY-20260721-V2",
        "SYNTHESIS-PRE-REVIEW-20260721-V1",
        "G7-20260721-V1",
        "G8-20260721-V1"
      ],
      "stage5": {
        "branch_divisor": {
          "status": "verified",
          "notation": "Br(f)",
          "degree": 12,
          "galois_orbit_degrees": [
            1,
            1,
            2,
            2,
            2,
            4
          ],
          "ramified_fibres": 12,
          "fibre_partition": [
            3
          ],
          "support_description": "the twelve cusps"
        },
        "ramification": {
          "status": "verified",
          "degree": 3,
          "ramified_fibres": 12,
          "fibre_partition": [
            3
          ],
          "ramification_index_at_each_point": 3,
          "total_riemann_hurwitz_contribution": 24,
          "support_description": "All ramification lies above the twelve target cusps.",
          "evidence_ids": [
            "THEOREM-PRELIM-20260721-V1",
            "THEOREM-APPLICABILITY-20260721-V2",
            "TARGET-ID-20260721-V1"
          ]
        },
        "trace_discriminant": {
          "status": "verified",
          "formula": "D_f = 2 Br(f)",
          "degree": 24,
          "coefficient_at_each_branch_point": 2
        },
        "odd_support": {
          "status": "verified",
          "formula": "B_f = empty",
          "empty": true,
          "splitting_field": "Q",
          "omega": [],
          "galois_group": "trivial"
        },
        "derangement": {
          "status": "verified",
          "vacuous": true,
          "witness": "The identity acts without fixed points on the empty Galois set."
        },
        "integral_spread": {
          "status": "verified",
          "excluded_primes": [
            2,
            3
          ]
        },
        "rational_fibre_reduction": {
          "status": "verified",
          "method": "Theorem 3.5 / Song--Tucker genus inequality",
          "inequality": "g(C)=13 > 3^2+1=10"
        },
        "field_density": {
          "status": "verified",
          "theorem": "Theorem 1.2 and Corollary 3.8 in the controlling draft",
          "note": "The fixed-point-free condition is vacuous because B_f is empty."
        }
      },
      "caveats": [
        "No genus-13 coordinate model or homogeneous coordinate formula is claimed.",
        "The exact abstract modular construction and independent common-level computation certify the Q-map and its degree."
      ],
      "provenance": {
        "candidate_path": "data/candidates/mc72-216-13-h-canonical-to-576-e4.json",
        "candidate_sha256": "4db273fe35abb0b6641ae333659909aca5d016253a9f3199102543270e807ec7",
        "evidence_kind": "certified_arithmetic_computation_and_exact_symbolic_computation"
      }
    },
    {
      "proof_record_id": "proof:d5-l40-ck1-o2:2026-08-24",
      "dossier_url": "https://github.com/georgeturcasubb/georgeturcasubb.github.io/blob/main/covers-of-elliptic-curves/docs/examples/quintic-40-480.md",
      "paper_featured": false,
      "candidate_id": "d5-l40-ck1-o2-v3",
      "candidate_version": 3,
      "degree": 5,
      "status": "branch_verified",
      "theorem_ready": false,
      "derivation": {
        "theorem_ready": false,
        "all_gates_green": false,
        "independent_signoff_present": true,
        "adversarial_signoff_present": true,
        "rule": "G0 through G8 must all be green, with nonempty independent-verifier and adversarial-referee evidence IDs.",
        "candidate_status_recorded": "candidate"
      },
      "source": {
        "label": "40.480.33.ck.1",
        "genus": 33,
        "level": 40,
        "qbar_gonality_bounds": [
          8,
          10
        ]
      },
      "target": {
        "label": "40.96.1.o.2",
        "genus": 1,
        "chosen_origin": "cusp 1/8",
        "origin_kind": "cusp",
        "origin_parameter": "1/8",
        "weierstrass_coefficients": [
          0,
          0,
          0,
          100,
          0
        ],
        "weierstrass_equation": "y^2 = x^3 + 100*x",
        "elliptic_lmfdb_label": "800.d4",
        "cremona_label": "800a4",
        "q_isogeny_class": "800.d",
        "conductor": 800,
        "rank_bounds": [
          1,
          1
        ],
        "non_torsion_point": [
          5,
          25
        ],
        "torsion_order": 2,
        "plane_model": {
          "coordinates": [
            "u",
            "v",
            "w"
          ],
          "equation": "-5*u^3 + 10*u^2*v - 10*u*v^2 - u*w^2 + 2*v*w^2 = 0",
          "origin": [
            0,
            1,
            0
          ]
        },
        "pointed_isomorphism": {
          "forward": [
            "-10*u*w + 20*v*w",
            "100*u^2 - 200*u*v + 200*v^2",
            "u*w"
          ],
          "inverse": [
            "2*Y*Z",
            "X*Y/10 + Y*Z",
            "X^2 + 100*Z^2"
          ],
          "degree": 1,
          "base_field": "Q",
          "presentation_note": "These are rational coordinate triples with base loci. Exact inverse identities in the function fields give the unique Q-isomorphism between the smooth projective curves; they are not globally base-point-free triples."
        }
      },
      "map": {
        "construction": "subgroup_inclusion",
        "geometric_degree": 5,
        "base_field": "Q",
        "explicit_coordinate_map_available": false,
        "group_inclusion_available": true,
        "note": "No isogeny is inserted into the degree-five modular cover.",
        "pointed_model_map_note": "The forward and inverse coordinate triples are rational formulas verified as inverse in the function fields; they extend uniquely between the smooth projective curves. They are not claimed to be base-point-free coordinate presentations (the forward triple has two geometric base points and the inverse triple has three, including O)."
      },
      "stage4": {
        "map_degree_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-G7-FULL-CONJUNCTION-20260818-IV1"
          ],
          "checked_on": "2026-08-24",
          "note": "Independent common-level group computations certify coarse degree five."
        },
        "target_model_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-POINTED-TARGET-MODEL-20260824-V1",
            "P5-D5-POINTED-MODEL-IV-20260824",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "Producer, independent verifier, and referee identify the actual pointed target as 800.d4."
        },
        "target_point_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-RANK-40-96-1-O-2-20260818-V2",
            "D5-POINTED-TARGET-MODEL-20260824-V1",
            "P5-D5-POINTED-MODEL-IV-20260824",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "P=(5,25) lies on 800.d4 and is certified non-torsion."
        },
        "rank_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-RANK-40-96-1-O-2-20260818-V2",
            "D5-POINTED-TARGET-MODEL-20260824-V1",
            "P5-D5-POINTED-MODEL-IV-20260824",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "The algebraic rank of the actual target is certified to be one."
        },
        "geometric_gonality_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-G7-FULL-CONJUNCTION-20260818-IV1",
            "D5-SOURCE-AUDIT-ADDENDUM-20260818T103533Z"
          ],
          "checked_on": "2026-08-24",
          "note": "Castelnuovo--Severi independently proves the exact lower bound needed here (at least six)."
        },
        "genus_hypothesis_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-SOURCE-AUDIT-20260818T102220Z"
          ],
          "checked_on": "2026-08-24",
          "note": "Two exact group/orbit implementations give source genus 33."
        },
        "discriminant_divisor_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-THEOREM-ADDENDUM-20260818T100903Z",
            "P5-THEOREM-ADDENDUM-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "The trace discriminant is D_f=4 Br(f), of degree 64."
        },
        "derangement_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-THEOREM-ADDENDUM-20260818T100903Z",
            "P5-THEOREM-ADDENDUM-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "The odd support is empty, so the derangement condition is vacuous."
        },
        "rational_fibre_reduction_verified": {
          "state": "verified",
          "evidence_ids": [
            "D5-THEOREM-ADDENDUM-20260818T100903Z",
            "P5-THEOREM-ADDENDUM-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "Theorem 3.5 / Song--Tucker applies because g(C)=33>5^2+1."
        },
        "field_density_theorem_applicable": {
          "state": "not_verified",
          "evidence_ids": [
            "P5-THEOREM-ADDENDUM-20260824"
          ],
          "checked_on": "2026-08-24",
          "note": "The complete integral-spread and excluded-prime ledger is still missing."
        }
      },
      "gates": {
        "G0": {
          "status": "green",
          "evidence_ids": [
            "D5-SQL-20260818T100140Z",
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1"
          ],
          "summary": "Stable V3 successor identity, exact raw level-40 generators, parent conjugator, and the fine/coarse materialization anomaly are recorded explicitly; V2 remains frozen as its predecessor."
        },
        "G1": {
          "status": "green",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-SOURCE-AUDIT-20260818T102220Z"
          ],
          "summary": "The modular construction and two exact group/orbit implementations prove a smooth projective geometrically integral Q-source of genus 33."
        },
        "G2": {
          "status": "green",
          "evidence_ids": [
            "D5-POINTED-TARGET-MODEL-20260824-V1",
            "P5-D5-POINTED-MODEL-IV-20260824",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "summary": "Producer, independent Sage, and adversarial review identify the actual pointed target over Q as LMFDB 800.d4 (Cremona 800a4), y^2=x^3+100x, with cusp 1/8 sent to the origin."
        },
        "G3": {
          "status": "green",
          "evidence_ids": [
            "D5-RANK-40-96-1-O-2-20260818-V2",
            "D5-POINTED-TARGET-MODEL-20260824-V1",
            "P5-D5-POINTED-MODEL-IV-20260824",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "summary": "The point (5,25) lies on the actual target and is non-torsion; the independent database-disabled Sage computation certifies rank 1 and torsion order 2."
        },
        "G4": {
          "status": "green",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-SOURCE-AUDIT-20260818T102220Z"
          ],
          "summary": "The exact subgroup inclusion and primary modular-function-field construction give the finite Q-map on smooth projective curves."
        },
        "G5": {
          "status": "green",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-G7-FULL-CONJUNCTION-20260818-IV1"
          ],
          "summary": "Two exact group/coset implementations give relative GL2, SL2, projective, and coarse degree exactly 5, with all determinant, -I, and component conventions checked."
        },
        "G6": {
          "status": "yellow",
          "evidence_ids": [
            "D5-THEOREM-ADDENDUM-20260818T100903Z"
          ],
          "summary": "Ramification, empty odd support, and the no-pencil conclusion are exact, but an explicit integral spread and complete excluded-prime ledger remain missing for theorem application."
        },
        "G7": {
          "status": "green",
          "evidence_ids": [
            "D5-G7-FULL-CONJUNCTION-20260818-IV1",
            "P5-D5-POINTED-MODEL-IV-20260824"
          ],
          "summary": "Independent verifiers signed the original map/degree/genus/rank/no-pencil conjunction and separately checked the retained pointed-target formulas, degree-one function-field identities, target-coordinate point, and exact rank; the modular forms themselves were not regenerated in the Sage review."
        },
        "G8": {
          "status": "green",
          "evidence_ids": [
            "D5-REFEREE-20260818-CK1-O2-V2",
            "P5-D5-POINTED-MODEL-REFEREE-20260824"
          ],
          "summary": "Adversarial reviews passed the cover/rank/no-pencil conjunction and the successor pointed-model claims after resolving the Cremona/LMFDB spelling and coordinate-triple base-locus traps; G6 remains yellow."
        }
      },
      "evidence_ids": [
        "D5-SQL-20260818T100140Z",
        "D5-GRAPH-20260818T095432Z",
        "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
        "D5-SOURCE-AUDIT-20260818T102220Z",
        "D5-TARGET-ID-40-96-1-O-2-20260818-IV1",
        "D5-LOCAL-RANK-20260818T095822Z",
        "D5-RANK-40-96-1-O-2-20260818-V2",
        "D5-THEOREM-ADDENDUM-20260818T100903Z",
        "D5-SOURCE-AUDIT-ADDENDUM-20260818T103533Z",
        "D5-G7-FULL-CONJUNCTION-20260818-IV1",
        "D5-REFEREE-20260818-CK1-O2-V2",
        "D5-POINTED-TARGET-MODEL-20260824-V1",
        "P5-D5-POINTED-MODEL-IV-20260824",
        "P5-D5-POINTED-MODEL-REFEREE-20260824",
        "P5-THEOREM-ADDENDUM-20260824",
        "D5-POINTED-TARGET-MODEL-20260824-V1",
        "P5-D5-POINTED-MODEL-IV-20260824",
        "P5-D5-POINTED-MODEL-REFEREE-20260824"
      ],
      "stage5": {
        "branch_divisor": {
          "status": "verified",
          "notation": "Br(f)",
          "degree": 16,
          "galois_orbit_degrees": [
            1,
            1,
            2,
            2,
            2,
            8
          ],
          "ramified_fibres": 16,
          "fibre_partition": [
            5
          ],
          "support_description": "the sixteen cusps"
        },
        "ramification": {
          "status": "verified",
          "degree": 5,
          "ramified_fibres": 16,
          "fibre_partition": [
            5
          ],
          "ramification_index_at_each_point": 5,
          "total_riemann_hurwitz_contribution": 64,
          "support_description": "All ramification lies above the sixteen target cusps.",
          "evidence_ids": [
            "D5-GROUP-VERIFY-20260818-CK1-O2-V1",
            "D5-THEOREM-ADDENDUM-20260818T100903Z",
            "P5-THEOREM-ADDENDUM-20260824"
          ]
        },
        "trace_discriminant": {
          "status": "verified",
          "formula": "D_f = 4 Br(f)",
          "degree": 64,
          "coefficient_at_each_branch_point": 4
        },
        "odd_support": {
          "status": "verified",
          "formula": "B_f = empty",
          "empty": true,
          "splitting_field": "Q",
          "omega": [],
          "galois_group": "trivial"
        },
        "derangement": {
          "status": "verified",
          "vacuous": true,
          "witness": "The identity acts without fixed points on the empty Galois set."
        },
        "integral_spread": {
          "status": "not_verified",
          "tracked_primes": [
            2,
            5
          ],
          "excluded_primes_complete": false
        },
        "rational_fibre_reduction": {
          "status": "verified",
          "method": "Theorem 3.5 / Song--Tucker genus inequality",
          "inequality": "g(C)=33 > 5^2+1=26",
          "irreducible_fibre_claim": false
        },
        "field_density": {
          "status": "not_verified",
          "note": "The complete integral-spread ledger and theorem-applicability certificate are not yet available."
        }
      },
      "caveats": [
        "This proof record consumes the immutable version-3 successor candidate; earlier versions remain historical provenance and are not silently mutated.",
        "The pointed-model formulas have finite base loci as coordinate triples; the certified claim is the function-field birational isomorphism and its unique extension on smooth projective curves.",
        "The integral-spread and excluded-prime ledger is incomplete, so this record is not theorem-ready."
      ],
      "provenance": {
        "candidate_path": "data/candidates/d5-l40-ck1-o2-v3.json",
        "candidate_sha256": "14c75a7edc9827f578d1d779b804f2e2254a629ca9d63aa5ef9c19de2406e913",
        "evidence_kind": "certified_arithmetic_computation_and_exact_symbolic_computation",
        "pointed_model_review_path": "evidence/part5-lmfdb-companion/P5-D5-POINTED-MODEL-IV-20260824/review.json",
        "pointed_model_review_sha256": "b78bfd7b3005d1e8e138615e20a1fb8e5721a41ea1d0273ceef1223ea4973a76",
        "pointed_model_referee_path": "evidence/part5-lmfdb-companion/P5-D5-POINTED-MODEL-REFEREE-20260824/review.json",
        "pointed_model_referee_sha256": "a71ec20b9800f72af84c09250c44a8a0e18ea34554def70d0f434267d7a73328",
        "successor_independent_binding_path": "evidence/part5-lmfdb-companion/P5-D5-POINTED-MODEL-IV-20260824/successor-binding-v3-final.json",
        "successor_independent_binding_sha256": "d98e02d18690e010ee22b2d4a23e72b50e563dbc379096c449641d3482441cf1",
        "successor_referee_binding_path": "evidence/part5-lmfdb-companion/P5-D5-POINTED-MODEL-REFEREE-20260824/successor-binding-addendum-final2.md",
        "successor_referee_binding_sha256": "0eaac286ebbd198de6dd9aaa197e94076ceab2fd11fed9e510f5790f39cce5f8"
      }
    }
  ]
}
