explanatory constraint ledger.json

[
  {
    "family": "Tishri matrix",
    "forced": "row and column grand totals agree",
    "extra_source_constraint": "particular cells and overlays",
    "evidence": "C834\u2013838"
  },
  {
    "family": "Esau joint categories",
    "forced": "both partitions exhaust550",
    "extra_source_constraint": "off-diagonal counts both50 makes the two490/60 margins agree",
    "evidence": "C843\u2013845"
  },
  {
    "family": "NT primary grid",
    "forced": "homogeneous grid reflection and490 coarsening",
    "extra_source_constraint": "named BJ boundaries at indices21 and56",
    "evidence": "C869\u2013870"
  },
  {
    "family": "File52c paired field",
    "forced": "piecewise borrow/length/zero formulas once original spans are fixed",
    "extra_source_constraint": "source dates and anchor pairs select the branches",
    "evidence": "C850\u2013858"
  },
  {
    "family": "Keys",
    "forced": "denominator domain and prefix-lcm criterion",
    "extra_source_constraint": "authorized operation, grid and anchor",
    "evidence": "C873\u2013889"
  },
  {
    "family": "carrier",
    "forced": "six-head response after pair and12 supplied",
    "extra_source_constraint": "endpoint roles, multiplier12 and retained147 biography",
    "evidence": "C892\u2013906"
  }
]