{
  "recipe_id": "vla-jepa-simpler-env",
  "generated_at": "2026-07-07T02:27:51+00:00",
  "bundle": "build/vla-jepa-simpler-env/vla-jepa-simpler-env.aimodel",
  "conversion_manifest": null,
  "gate_a": {
    "status": "passed",
    "checks": [
      {
        "name": "bundle_exists",
        "status": "passed",
        "detail": "build/vla-jepa-simpler-env/vla-jepa-simpler-env.aimodel"
      },
      {
        "name": "bundle_files_present",
        "status": "passed",
        "detail": "3 expected file(s) present"
      },
      {
        "name": "metadata_json_parses",
        "status": "passed",
        "detail": "metadata.json parses (3 top-level keys)"
      },
      {
        "name": "metadata_matches_recipe",
        "status": "skipped",
        "detail": "no overlapping keys between recipe expectations and bundle metadata (nothing to compare \u2014 this is not a pass)"
      }
    ]
  },
  "gate_b": {
    "metric": "action_parity",
    "threshold": 0.995,
    "tolerance": 0.001,
    "value": 0.9999999999965462,
    "status": "passed",
    "near_zero_conditioned": false,
    "measurement_source": "action-parity-measured.json",
    "parity_kind": "vla_jepa_action_head_fixed_noise",
    "min_action_cosine": 0.9999999999965462,
    "median_action_cosine": 0.9999999999972073,
    "mean_action_cosine": 0.9999999999976217,
    "cosine_ci95": [
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      0.9999999999971257
    ],
    "max_per_dim_mae": 3.7785087312970843e-07,
    "mean_per_dim_mae": 6.286783752088644e-08,
    "per_dim_mae": [
      6.08935286956174e-08,
      5.0740449556282586e-08,
      6.060249039105006e-08,
      5.701856155480657e-08,
      4.087840872151511e-08,
      5.188797201429095e-08,
      1.180534517126424e-07
    ],
    "action_rms": 0.1441495916657872,
    "max_relative_action_mae": 2.621241369908011e-06,
    "per_obs_cosine": [
      0.9999999999965462,
      0.999999999997289,
      0.9999999999971257,
      0.9999999999967487,
      0.9999999999996735,
      0.9999999999974049,
      0.9999999999994423,
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    ],
    "per_obs_ref_rms": [
      0.07985168282309046,
      0.09495944487047575,
      0.08851553721733392,
      0.08363179925043442,
      0.2678972421502408,
      0.09237382134157385,
      0.2197835163499027,
      0.08604256705085711
    ],
    "n_obs": 8,
    "num_steps": 4,
    "action_dim": 7,
    "chunk_size": 7,
    "sampler": "vla_jepa_flow_matching_euler",
    "deterministic": true,
    "reference": "Torch VLA-JEPA action head vs Core AI action_denoise_step, identical synthetic Qwen-context tokens, fixed noise, and Euler loop; this gates the action-head export lane, not downstream task success.",
    "runner": "coreai-fabric-parity-runner/0.1.0",
    "environment": {
      "platform": "darwin-arm64",
      "accelerator": "apple_silicon",
      "runtime_version": "1.0.0b2",
      "coreai_torch": "0.4.1",
      "torch": "2.9.0",
      "transformers": "4.57.6"
    }
  },
  "overall": "passed"
}