{
  "schema_version": 2,
  "manifest_ref": "post-training:recal",
  "method": "recal",
  "dataset": "openai/grade-school-math",
  "seeds": [
    42
  ],
  "metrics": {
    "base-wanda": {
      "retained_width": 7296,
      "parameters_after_pruning": 3350068736,
      "adapter_delta_l2": 0.06889357228861662,
      "pruned": {
        "examples": 4,
        "exact_match": 0.75
      },
      "sft": {
        "examples": 4,
        "exact_match": 1.0
      },
      "opd": {
        "examples": 4,
        "exact_match": 1.0
      }
    },
    "recal-wanda": {
      "retained_width": 7296,
      "parameters_after_pruning": 3350068736,
      "adapter_delta_l2": 0.06075290404984256,
      "pruned": {
        "examples": 4,
        "exact_match": 1.0
      },
      "sft": {
        "examples": 4,
        "exact_match": 1.0
      },
      "opd": {
        "examples": 4,
        "exact_match": 0.75
      }
    }
  },
  "seed_results": [
    {
      "seed": 42,
      "base-wanda": {
        "retained_width": 7296,
        "parameters_after_pruning": 3350068736,
        "adapter_delta_l2": 0.06889357228861662,
        "pruned": {
          "examples": 4,
          "exact_match": 0.75
        },
        "sft": {
          "examples": 4,
          "exact_match": 1.0
        },
        "opd": {
          "examples": 4,
          "exact_match": 1.0
        }
      },
      "recal-wanda": {
        "retained_width": 7296,
        "parameters_after_pruning": 3350068736,
        "adapter_delta_l2": 0.06075290404984256,
        "pruned": {
          "examples": 4,
          "exact_match": 1.0
        },
        "sft": {
          "examples": 4,
          "exact_match": 1.0
        },
        "opd": {
          "examples": 4,
          "exact_match": 0.75
        }
      }
    }
  ],
  "evaluation_protocol": {
    "tier": "l1_mechanism",
    "formal_comparison": false,
    "diagnostic_only": true,
    "test_read": false,
    "seeds": [
      42
    ],
    "claim_policy": "bounded real-checkpoint diagnostic, not benchmark gain"
  },
  "runtime_details": {
    "adapter_key": "recal",
    "seed": 42,
    "diagnostic_only": true,
    "evaluation_tier": "l1_mechanism",
    "rows": [
      {
        "recipe": "base-wanda",
        "parameters_after_pruning": 3350068736,
        "retained_width": 7296,
        "stages": {
          "pruned": {
            "examples": 4,
            "exact_match": 0.75
          },
          "sft": {
            "examples": 4,
            "exact_match": 1.0
          },
          "opd": {
            "examples": 4,
            "exact_match": 1.0
          }
        },
        "adapter_delta_l2": 0.06889357228861662,
        "opd_history": [
          {
            "step": 0,
            "loss": 0.5596096515655518,
            "gradient_l2": 0.5924475193023682
          },
          {
            "step": 1,
            "loss": 0.5189477205276489,
            "gradient_l2": 0.6892285943031311
          },
          {
            "step": 2,
            "loss": 0.4668933153152466,
            "gradient_l2": 0.5369588136672974
          },
          {
            "step": 3,
            "loss": 0.6524103283882141,
            "gradient_l2": 0.42307522892951965
          }
        ],
        "sft_updates": 8
      },
      {
        "recipe": "recal-wanda",
        "parameters_after_pruning": 3350068736,
        "retained_width": 7296,
        "stages": {
          "pruned": {
            "examples": 4,
            "exact_match": 1.0
          },
          "sft": {
            "examples": 4,
            "exact_match": 1.0
          },
          "opd": {
            "examples": 4,
            "exact_match": 0.75
          }
        },
        "adapter_delta_l2": 0.06075290404984256,
        "opd_history": [
          {
            "step": 0,
            "loss": 0.28630656003952026,
            "gradient_l2": 0.28125035762786865
          },
          {
            "step": 1,
            "loss": 0.19609713554382324,
            "gradient_l2": 0.6980963349342346
          },
          {
            "step": 2,
            "loss": 0.2481497824192047,
            "gradient_l2": 0.315229594707489
          },
          {
            "step": 3,
            "loss": 0.2668750584125519,
            "gradient_l2": 0.5055463314056396
          }
        ],
        "sft_updates": 8
      }
    ],
    "checkpoint": {
      "id": "Qwen/Qwen3-4B-Instruct-2507",
      "revision": "cdbee75f17c01a7cc42f958dc650907174af0554"
    },
    "dataset": {
      "id": "openai/grade-school-math",
      "revision": "3101c7d5072418e28b9008a6636bde82a006892c",
      "train_sha256": "6b8672439c8cf6f6b6e65bf5f0e515fbf4c497c9066eefb62a6a6a61ced158e3",
      "validation_sha256": "2cf1119ad7b2e31e825274487ef32c073e03a8ed44f08ecd3e0366c1f40ebdb7"
    },
    "original_width": 9728,
    "calibration_examples": 4,
    "fidelity": "core_mechanism",
    "test_read": false,
    "split_provenance": {
      "verified": true,
      "test_read": false,
      "source_id": "openai/grade-school-math",
      "source_revision": "3101c7d5072418e28b9008a6636bde82a006892c",
      "source_sha256": "17f347dc51477c50d4efb83959dbb7c56297aba886e5544ee2aaed3024813465",
      "partition_sha256": {
        "train": "6b8672439c8cf6f6b6e65bf5f0e515fbf4c497c9066eefb62a6a6a61ced158e3",
        "validation": "2cf1119ad7b2e31e825274487ef32c073e03a8ed44f08ecd3e0366c1f40ebdb7"
      },
      "partition": "normalized-question sha256 unsigned-prefix / 2^64 < 0.1 validation"
    },
    "limitations": [
      "LoRA recovery instead of original full-parameter FSDP",
      "math-only small public pool; not four-domain benchmark reproduction",
      "Same retained width and SFT targets; wall-clock budgets not claimed equal"
    ]
  },
  "matched_length_cache_comparisons": [],
  "provenance": {
    "original_code_commit": "e9565359ed1cb1c2de26412adf011becb46354f3",
    "artifact_path": "docs/post-training/2610.11332-recal/metrics/checkpoint-a100-seed42.json",
    "dataset_fingerprint": "69efc634f51a589335fcdea85238bf3218653a94de2ba2604a64056960547dab"
  }
}
