{
  "name": "ageometrics_synthetic_temporal_residue",
  "version": "0.5",
  "status": "minimal reproducible illustration",
  "seed": 42,
  "sample_size": 20000,
  "train_fraction": 0.6,
  "test_fraction": 0.4,
  "split": {
    "method": "train_test_split",
    "stratify": true,
    "random_state": 42
  },
  "declared_geometry": [
    "g1",
    "g2"
  ],
  "fuller_record": [
    "g1",
    "g2",
    "history"
  ],
  "baseline": {
    "type": "class-rate predictor",
    "source": "training-set prevalence"
  },
  "learner": {
    "pipeline": [
      "StandardScaler",
      "LogisticRegression"
    ],
    "hyperparameters": {
      "max_iter": 1000
    }
  },
  "loss": "log_loss",
  "uncertainty": {
    "method": "paired bootstrap",
    "samples": 2000,
    "bootstrap_seed_offset": 81
  },
  "claim_boundary": {
    "pairwise_identical_terminal_geometry": false,
    "note": "The illustration excludes an informative history channel from the declared terminal-geometric representation; it does not claim pairwise identical terminal geometry across examples."
  },
  "todo": [
    "Run the recommended multi-seed sensitivity suite.",
    "Add negative-control and restoration conditions.",
    "Add additional learner families for observer-envelope analysis."
  ]