mix.json

{
 "target_tokens": 45000000,
 "pool_train_tokens_available": 14775329,
 "planned_tokens": 35388726,
 "coverage_of_target": 0.786,
 "restricted_excluded": true,
 "restricted_rows_dropped": 218,
 "max_repeat": 3,
 "tiers": {
  "core": {
   "weight": 0.9375,
   "target_tokens": 42187500,
   "available_tokens": 10306698,
   "repeat": 3,
   "achieved_tokens": 30920095,
   "shortfall_tokens": 11267404,
   "files": 5376
  },
  "design": {
   "weight": 0.0625,
   "target_tokens": 2812500,
   "available_tokens": 4468630,
   "repeat": 1.0,
   "achieved_tokens": 4468630,
   "shortfall_tokens": 0,
   "files": 926
  }
 },
 "tiers_unavailable": [
  "systems",
  "traces",
  "math",
  "synthetic",
  "replay"
 ],
 "note": "Shortfall is the honest gap: up to max_repeat copies of the domain core is not enough to reach the target, so breadth/replay must come from sources not in this pool."
}