{
  "$defs": {
    "BaselineFigure": {
      "additionalProperties": false,
      "description": "One baseline figure: on which test set, of how many clips, and its silence recall.",
      "properties": {
        "accuracy": {
          "title": "Accuracy",
          "type": "number"
        },
        "archive": {
          "title": "Archive",
          "type": "string"
        },
        "archive_sha256": {
          "pattern": "^[0-9a-f]{64}$",
          "title": "Archive Sha256",
          "type": "string"
        },
        "correct": {
          "title": "Correct",
          "type": "integer"
        },
        "n": {
          "title": "N",
          "type": "integer"
        },
        "random_seed": {
          "anyOf": [
            {
              "type": "integer"
            },
            {
              "type": "null"
            }
          ],
          "default": null,
          "title": "Random Seed"
        },
        "silence": {
          "$ref": "#/$defs/SilenceRecall"
        },
        "test_set": {
          "title": "Test Set",
          "type": "string"
        }
      },
      "required": [
        "test_set",
        "archive",
        "archive_sha256",
        "n",
        "correct",
        "accuracy",
        "silence"
      ],
      "title": "BaselineFigure",
      "type": "object"
    },
    "DatasetAttribution": {
      "additionalProperties": false,
      "properties": {
        "citation": {
          "title": "Citation",
          "type": "string"
        },
        "license": {
          "title": "License",
          "type": "string"
        },
        "name": {
          "title": "Name",
          "type": "string"
        }
      },
      "required": [
        "name",
        "citation",
        "license"
      ],
      "title": "DatasetAttribution",
      "type": "object"
    },
    "DatasetRecord": {
      "additionalProperties": false,
      "properties": {
        "archives_sha256": {
          "additionalProperties": {
            "pattern": "^[0-9a-f]{64}$",
            "type": "string"
          },
          "title": "Archives Sha256",
          "type": "object"
        },
        "citation": {
          "title": "Citation",
          "type": "string"
        },
        "license": {
          "title": "License",
          "type": "string"
        },
        "name": {
          "title": "Name",
          "type": "string"
        }
      },
      "required": [
        "name",
        "citation",
        "license",
        "archives_sha256"
      ],
      "title": "DatasetRecord",
      "type": "object"
    },
    "Episode": {
      "additionalProperties": false,
      "properties": {
        "audio_sha256": {
          "pattern": "^[0-9a-f]{64}$",
          "title": "Audio Sha256",
          "type": "string"
        },
        "clip": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "title": "Clip"
        },
        "clipped_samples": {
          "title": "Clipped Samples",
          "type": "integer"
        },
        "mfcc_f4_hex": {
          "pattern": "^([0-9a-f]{8})*$",
          "title": "Mfcc F4 Hex",
          "type": "string"
        },
        "noise": {
          "anyOf": [
            {
              "type": "string"
            },
            {
              "type": "null"
            }
          ],
          "title": "Noise"
        },
        "noise_offset": {
          "anyOf": [
            {
              "type": "integer"
            },
            {
              "type": "null"
            }
          ],
          "title": "Noise Offset"
        },
        "params": {
          "additionalProperties": {
            "anyOf": [
              {
                "type": "number"
              },
              {
                "type": "string"
              }
            ]
          },
          "title": "Params",
          "type": "object"
        },
        "passed": {
          "title": "Passed",
          "type": "boolean"
        },
        "predicted_label": {
          "title": "Predicted Label",
          "type": "string"
        },
        "scenario_id": {
          "title": "Scenario Id",
          "type": "string"
        },
        "scores_f4_hex": {
          "pattern": "^([0-9a-f]{8})*$",
          "title": "Scores F4 Hex",
          "type": "string"
        },
        "seed": {
          "title": "Seed",
          "type": "integer"
        },
        "snr_db": {
          "anyOf": [
            {
              "type": "number"
            },
            {
              "type": "null"
            }
          ],
          "title": "Snr Db"
        },
        "true_label": {
          "title": "True Label",
          "type": "string"
        }
      },
      "required": [
        "scenario_id",
        "seed",
        "params",
        "true_label",
        "predicted_label",
        "passed",
        "clip",
        "noise",
        "noise_offset",
        "snr_db",
        "clipped_samples",
        "audio_sha256",
        "mfcc_f4_hex",
        "scores_f4_hex"
      ],
      "title": "Episode",
      "type": "object"
    },
    "FrontEnd": {
      "additionalProperties": false,
      "properties": {
        "clip_samples": {
          "title": "Clip Samples",
          "type": "integer"
        },
        "dct_coefficient_count": {
          "title": "Dct Coefficient Count",
          "type": "integer"
        },
        "frames": {
          "title": "Frames",
          "type": "integer"
        },
        "ops": {
          "title": "Ops",
          "type": "string"
        },
        "sample_rate": {
          "title": "Sample Rate",
          "type": "integer"
        },
        "source": {
          "title": "Source",
          "type": "string"
        },
        "stride_samples": {
          "title": "Stride Samples",
          "type": "integer"
        },
        "window_samples": {
          "title": "Window Samples",
          "type": "integer"
        }
      },
      "required": [
        "window_samples",
        "stride_samples",
        "dct_coefficient_count",
        "frames",
        "sample_rate",
        "clip_samples",
        "ops",
        "source"
      ],
      "title": "FrontEnd",
      "type": "object"
    },
    "ModelBaseline": {
      "additionalProperties": false,
      "description": "The model's accuracy BEFORE any perturbation, on both test sets. Both are required:\n93.89% on Arm's own split is never stated without 89.53% on the official test set.",
      "properties": {
        "_what": {
          "title": "What",
          "type": "string"
        },
        "arm_published_accuracy": {
          "title": "Arm Published Accuracy",
          "type": "number"
        },
        "arm_testing_split": {
          "$ref": "#/$defs/BaselineFigure"
        },
        "dataset_attribution": {
          "$ref": "#/$defs/DatasetAttribution"
        },
        "model_source": {
          "$ref": "#/$defs/ModelSource"
        },
        "official_test_set": {
          "$ref": "#/$defs/BaselineFigure"
        }
      },
      "required": [
        "_what",
        "arm_published_accuracy",
        "arm_testing_split",
        "official_test_set",
        "dataset_attribution",
        "model_source"
      ],
      "title": "ModelBaseline",
      "type": "object"
    },
    "ModelSource": {
      "additionalProperties": false,
      "properties": {
        "license": {
          "title": "License",
          "type": "string"
        },
        "name": {
          "title": "Name",
          "type": "string"
        },
        "path": {
          "title": "Path",
          "type": "string"
        },
        "revision": {
          "title": "Revision",
          "type": "string"
        },
        "sha256": {
          "pattern": "^[0-9a-f]{64}$",
          "title": "Sha256",
          "type": "string"
        },
        "source": {
          "title": "Source",
          "type": "string"
        }
      },
      "required": [
        "name",
        "source",
        "revision",
        "path",
        "sha256",
        "license"
      ],
      "title": "ModelSource",
      "type": "object"
    },
    "ReplayCheck": {
      "additionalProperties": false,
      "description": "The replay check (decided 2026-10-04): the campaign ran ``runs`` times and the\ncompared outputs were byte-identical. A campaign whose replays differ is not built,\nso ``identical`` is always true in a written trace.",
      "properties": {
        "compared": {
          "items": {
            "enum": [
              "coverage_map",
              "results",
              "trace"
            ],
            "type": "string"
          },
          "minItems": 3,
          "title": "Compared",
          "type": "array",
          "uniqueItems": true
        },
        "how": {
          "title": "How",
          "type": "string"
        },
        "identical": {
          "const": true,
          "title": "Identical",
          "type": "boolean"
        },
        "runs": {
          "minimum": 2,
          "title": "Runs",
          "type": "integer"
        },
        "tflite_threads": {
          "title": "Tflite Threads",
          "type": "integer"
        }
      },
      "required": [
        "runs",
        "tflite_threads",
        "identical",
        "compared",
        "how"
      ],
      "title": "ReplayCheck",
      "type": "object"
    },
    "Runtime": {
      "additionalProperties": false,
      "properties": {
        "machine": {
          "title": "Machine",
          "type": "string"
        },
        "numpy": {
          "title": "Numpy",
          "type": "string"
        },
        "python": {
          "title": "Python",
          "type": "string"
        },
        "system": {
          "title": "System",
          "type": "string"
        },
        "tensorflow": {
          "title": "Tensorflow",
          "type": "string"
        },
        "tflite_delegate": {
          "title": "Tflite Delegate",
          "type": "string"
        },
        "tflite_threads": {
          "title": "Tflite Threads",
          "type": "integer"
        }
      },
      "required": [
        "python",
        "numpy",
        "tensorflow",
        "machine",
        "system",
        "tflite_threads",
        "tflite_delegate"
      ],
      "title": "Runtime",
      "type": "object"
    },
    "SilenceRecall": {
      "additionalProperties": false,
      "properties": {
        "clips": {
          "title": "Clips",
          "type": "integer"
        },
        "correct": {
          "title": "Correct",
          "type": "integer"
        },
        "kind": {
          "title": "Kind",
          "type": "string"
        },
        "recall": {
          "title": "Recall",
          "type": "number"
        }
      },
      "required": [
        "clips",
        "correct",
        "recall",
        "kind"
      ],
      "title": "SilenceRecall",
      "type": "object"
    },
    "TraceModelRecord": {
      "additionalProperties": false,
      "properties": {
        "labels": {
          "items": {
            "type": "string"
          },
          "title": "Labels",
          "type": "array"
        },
        "license": {
          "title": "License",
          "type": "string"
        },
        "name": {
          "title": "Name",
          "type": "string"
        },
        "path": {
          "title": "Path",
          "type": "string"
        },
        "revision": {
          "title": "Revision",
          "type": "string"
        },
        "sha256": {
          "pattern": "^[0-9a-f]{64}$",
          "title": "Sha256",
          "type": "string"
        },
        "source": {
          "title": "Source",
          "type": "string"
        }
      },
      "required": [
        "name",
        "source",
        "revision",
        "path",
        "sha256",
        "labels",
        "license"
      ],
      "title": "TraceModelRecord",
      "type": "object"
    }
  },
  "$id": "https://schema.certanix.eu/v1/audio-replay-trace-1.0.schema.json",
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "additionalProperties": false,
  "description": "The replay trace of an audio pack (artefact type `audio-replay-trace`, format `certanix-audio-replay-trace/1`): every replayed episode with its parameters, the files it played by sha256, and the model's scores and MFCC features as exact float32 bytes; and a required `model_baseline` section stating the model's accuracy before any perturbation on BOTH test sets (Arm's own TESTING split and the official speech_commands_test_set_v0.02), each with its test set, archive sha256, N, accuracy and silence recall, with the dataset attribution and the model's source and licence. A COMPANION file, bound into a pack by its sha256, not a pack field: the pack schema does not move when this one does. FROZEN: a correction is a new version. Structural validity only.",
  "properties": {
    "campaign_id": {
      "title": "Campaign Id",
      "type": "string"
    },
    "convention": {
      "additionalProperties": {
        "type": "string"
      },
      "title": "Convention",
      "type": "object"
    },
    "dataset": {
      "$ref": "#/$defs/DatasetRecord"
    },
    "episodes": {
      "items": {
        "$ref": "#/$defs/Episode"
      },
      "title": "Episodes",
      "type": "array"
    },
    "files_sha256": {
      "additionalProperties": {
        "pattern": "^[0-9a-f]{64}$",
        "type": "string"
      },
      "title": "Files Sha256",
      "type": "object"
    },
    "format": {
      "const": "certanix-audio-replay-trace/1",
      "title": "Format",
      "type": "string"
    },
    "front_end": {
      "$ref": "#/$defs/FrontEnd"
    },
    "model": {
      "$ref": "#/$defs/TraceModelRecord"
    },
    "model_baseline": {
      "$ref": "#/$defs/ModelBaseline"
    },
    "replay_check": {
      "$ref": "#/$defs/ReplayCheck"
    },
    "runtime": {
      "$ref": "#/$defs/Runtime"
    },
    "space_id": {
      "title": "Space Id",
      "type": "string"
    },
    "testing_split_sizes": {
      "additionalProperties": {
        "type": "integer"
      },
      "title": "Testing Split Sizes",
      "type": "object"
    }
  },
  "required": [
    "format",
    "campaign_id",
    "space_id",
    "model",
    "model_baseline",
    "front_end",
    "dataset",
    "runtime",
    "testing_split_sizes",
    "files_sha256",
    "convention",
    "replay_check",
    "episodes"
  ],
  "title": "Certanix audio replay trace, schema 1.0",
  "type": "object"
}