{
  "schema_version": 1,
  "protocol_id": "llm-atlas-k3-attnres-forward-training-v1",
  "status": "frozen-before-model-output",
  "parent_protocol_id": "llm-atlas-k3-attnres-gradient-scale-v1",
  "parent_manifest": "experiments/k3/attnres_gradient/manifest.json",
  "architecture": "block",
  "depth": 32,
  "formal_steps": 8000,
  "smoke_steps": 20,
  "batch_size": 32,
  "formal_seeds": [
    2026073001,
    2026073002,
    2026073003
  ],
  "diagnostic_steps": [
    0,
    100,
    500,
    2000,
    4000,
    8000
  ],
  "primary_step": 8000,
  "spike_layers_1based": [21, 22, 23, 24, 25],
  "historical_reference": {
    "directory": "experiments/k3/attnres_gradient/results/raw",
    "filename_template": "formal-depth-32-block-seed-{seed}.json",
    "identity": "historical-paired-reference-not-contemporaneous-randomized-control"
  },
  "variants": {
    "uniform_group_6_forward": {
      "selected_depth_indices": [40, 41, 42, 43, 44, 45, 46, 47]
    },
    "uniform_group_7_forward": {
      "selected_depth_indices": [48, 49, 50, 51, 52, 53, 54, 55]
    },
    "uniform_groups_6_7_forward": {
      "selected_depth_indices": [40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55]
    },
    "uniform_group_7_mlp_forward": {
      "selected_depth_indices": [49, 51, 53, 55]
    }
  },
  "smoke_only_variants": [
    "learned_reference"
  ],
  "primary_variant": "uniform_groups_6_7_forward",
  "replay": {
    "variant": "uniform_groups_6_7_forward",
    "seed": 2026073001
  },
  "selected_source_counts": {
    "40": 6,
    "41": 7,
    "42": 7,
    "43": 7,
    "44": 7,
    "45": 7,
    "46": 7,
    "47": 7,
    "48": 7,
    "49": 8,
    "50": 8,
    "51": 8,
    "52": 8,
    "53": 8,
    "54": 8,
    "55": 8
  },
  "thresholds": {
    "positive_denominator_epsilon": 1e-30,
    "material_relative_drop": 0.2,
    "final_bpc_delta_per_seed_maximum": 0.05,
    "final_bpc_delta_mean_maximum": 0.03,
    "uniform_weight_max_abs_error": 1e-12,
    "loss_scale_ratio_abs_error": 1e-5,
    "loss_scale_shape_abs_error": 1e-6
  },
  "new_target_bytes": {
    "per_cell": 65536000,
    "formal_12_cells": 786432000,
    "primary_replay": 65536000,
    "total": 851968000
  },
  "historical_reference_target_bytes": 196608000,
  "concurrency_maximum": 2
}