{
  "added_at": "2026-11-09",
  "additional_evidence_urls": [
    "https://github.com/gwhillhouse/ember-mug-app/blob/9700820d957e69a1cd62a9389fdc783ca2078734/README.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "The Ember Mug app decodes the undocumented fc540013 Bluetooth LE statistics stream from an Ember Mug 2 into a drink log. Its format notes describe notification fragments, record fields, timestamps, and the device's backlog behavior; the macOS menu-bar app combines decoded records with its own live readings.",
  "description_zh": "Ember Mug 应用解析 Ember Mug 2 的未公开 BLE 特征值 fc540013 统计数据流，生成饮用日志。格式文档记录通知分片、记录字段、时间戳和设备积压记录的发送方式；macOS 菜单栏应用还会合并实时读数。",
  "entry_url": "https://awesomerea.org/resources/ember-mug-drink-log-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/ember-mug-drink-log-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/gwhillhouse/ember-mug-app/blob/9700820d957e69a1cd62a9389fdc783ca2078734/docs/statistics-stream.md",
  "group": "cases",
  "id": "ember-mug-drink-log-case",
  "json_url": "https://awesomerea.org/resources/ember-mug-drink-log-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/ember-mug-drink-log-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/ember-mug-drink-log-case/index.md",
  "name": "Ember Mug: decoding the on-device drink-log stream",
  "name_zh": "Ember Mug：解析设备内饮用日志数据流",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "An Ember mug previously set up through the Ember phone app, macOS 12+, and Python 3.11+.",
    "The statistics-stream findings come from one Ember Mug 2 with firmware 406; some fields remain hypotheses.",
    "MIT license."
  ],
  "requirements_zh": [
    "需要已通过 Ember 手机应用完成初次设置的杯子、macOS 12+ 和 Python 3.11+。",
    "统计流分析来自一只运行固件 406 的 Ember Mug 2；部分字段仍属假设。",
    "采用 MIT 许可证。"
  ],
  "scope": "unknown",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/gwhillhouse/ember-mug-app",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}