{
  "envelope_version": "1",
  "kind": "chart",
  "payload": {
    "chart_id": "home-appliances-robot-vacuum-brands",
    "category_id": "home.appliances.robot_vacuum",
    "edition": "2026-w42",
    "previous_edition": null,
    "lineup_changed": false,
    "panel_changed": false,
    "movement_basis": null,
    "methodology": "ACM-1.0-chart-draft",
    "sample_data": false,
    "precision_label": "measured",
    "as_of": "2026-10-16T00:15:00Z",
    "conditions": {
      "mode": "closed_book",
      "gateway": "openrouter",
      "pinned_providers": true,
      "web_search": false,
      "grounding": false,
      "tools": false,
      "retrieval": "disabled",
      "structured_output": true,
      "max_attempts": 1,
      "languages": [
        "en"
      ],
      "paraphrases_per_language": 2,
      "presentation_arm": "facts_card",
      "representative_rule": "brand_names_only_v1",
      "allow_none": false,
      "as_of": "2026-10-16T00:15:00Z",
      "presentation": "brand_names_only"
    },
    "prereg_hash": "30ec5e833bad3f209410af2c8324a79e7083dc0cab12bae5129d50e5d243d492",
    "ci_level": 0.95,
    "ci_method": "bootstrap_wilson_mover",
    "movement_ci_method": "mover_independent",
    "multiplicity": "per_entry_unadjusted",
    "event_ci_method": "mover_paired",
    "tiers_method": "max_t_leader_step_down",
    "set_size": 4,
    "scenarios_n": 43,
    "panel": [
      {
        "judge_id": "jdg-live-claude-haiku-5-5-20261007-or-v1",
        "model_label": "anthropic/claude-haiku-5.5-20261007 @ claude-haiku-5.5-20261007 via OpenRouter",
        "gateway": "openrouter",
        "family": "anthropic",
        "weight": 0.25
      },
      {
        "judge_id": "jdg-live-gpt-6-luna-20260922-or-v1",
        "model_label": "openai/gpt-6-luna-20260922 @ gpt-6-luna-20260922 via OpenRouter",
        "gateway": "openrouter",
        "family": "openai",
        "weight": 0.25
      },
      {
        "judge_id": "jdg-live-mistral-large-4-0-20261006-or-v1",
        "model_label": "mistralai/mistral-large-4-0-20261006 @ mistral-large-4-0-20261006 via OpenRouter",
        "gateway": "openrouter",
        "family": "mistral",
        "weight": 0.25
      },
      {
        "judge_id": "jdg-live-deepseek-v4-1-flash-20260910-or-v1",
        "model_label": "deepseek/deepseek-v4.1-flash-20260910 @ deepseek-v4.1-flash-20260910 via OpenRouter",
        "gateway": "openrouter",
        "family": "deepseek",
        "weight": 0.25
      }
    ],
    "entries": [
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        "position": 1,
        "share": 0.73729,
        "ci_low": 0.621606,
        "ci_high": 0.835157,
        "scenarios_n": 35,
        "tier": 1,
        "rank_low": 1,
        "rank_high": 2,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
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        "share": 0.422794,
        "ci_low": 0.314391,
        "ci_high": 0.53063,
        "scenarios_n": 34,
        "tier": 1,
        "rank_low": 2,
        "rank_high": 6,
        "below_leader": true,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "eufy",
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        "share": 0.400735,
        "ci_low": 0.260223,
        "ci_high": 0.54442,
        "scenarios_n": 34,
        "tier": 1,
        "rank_low": 1,
        "rank_high": 7,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "iRobot",
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        "share": 0.221631,
        "ci_low": 0.141758,
        "ci_high": 0.317507,
        "scenarios_n": 34,
        "tier": 2,
        "rank_low": 2,
        "rank_high": 9,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "Narwal",
        "position": 5,
        "share": 0.211077,
        "ci_low": 0.12711,
        "ci_high": 0.31551,
        "scenarios_n": 35,
        "tier": 2,
        "rank_low": 2,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "Shark",
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        "share": 0.140966,
        "ci_low": 0.07708,
        "ci_high": 0.242881,
        "scenarios_n": 35,
        "tier": 2,
        "rank_low": 3,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "Tapo",
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        "share": 0.129061,
        "ci_low": 0.045067,
        "ci_high": 0.253656,
        "scenarios_n": 34,
        "tier": 2,
        "rank_low": 3,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "ECOVACS",
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        "share": 0.128676,
        "ci_low": 0.069444,
        "ci_high": 0.217844,
        "scenarios_n": 34,
        "tier": 2,
        "rank_low": 3,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "Samsung",
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        "share": 0.055312,
        "ci_low": 0.010703,
        "ci_high": 0.144371,
        "scenarios_n": 34,
        "tier": 2,
        "rank_low": 4,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      },
      {
        "brand": "SwitchBot",
        "position": 10,
        "share": 0.05,
        "ci_low": 0.017857,
        "ci_high": 0.111894,
        "scenarios_n": 35,
        "tier": 3,
        "rank_low": 5,
        "rank_high": 10,
        "below_leader": false,
        "movement": null,
        "weeks_on_chart": 1,
        "new": true
      }
    ],
    "withheld_brands": [],
    "events": [],
    "disclosure": "brand_names_only"
  },
  "payload_sha256": "b038500bcd54f500075cc7c10f636be082da0951a97ba0dbe7d9211d442944a2",
  "signature": {
    "alg": "EdDSA",
    "kid": "FnG9tqyrr6Y0YUh6teXhpERjAKUSfzL78m4WdnEZ9Jg",
    "key_class": "production",
    "jws": "eyJhbGciOiJFZERTQSIsImN0eSI6ImNoYXJ0Iiwia2lkIjoiRm5HOXRxeXJyNlkwWVVoNnRlWGhwRVJqQUtVU2Z6TDc4bTRXZG5FWjlKZyIsInR5cCI6InBpY2tiZW5jaC1zbmFwc2hvdCtqd3MifQ..rPyXwa9ehe_vccG0aAd7izEWsG6d7g2Ijr_Zp4hZ4bd_bEvtmlTqM1r40ZFq76m8hE7WiqI5IFDQ-uiXFIzABQ"
  }
}