{
  "schema_version": 1,
  "package_id": "six-platform-youtube-dual-001",
  "content_id": "20260727-six-platform-native-engine",
  "language": "zh-CN",
  "platform": "youtube",
  "source_brief": "content/projects/20260727-six-platform-native-engine/50-youtube/generation-brief.md",
  "allowed_evidence": [
    { "id": "E-001", "label": "内容工作包生成器固定输出六平台 Brief" },
    { "id": "E-008", "label": "当前项目的平台进度与外部动作状态" }
  ],
  "long_video": {
    "duration_seconds": 480,
    "title_candidates": [
      "同一条母题，为什么不能复制六遍",
      "我用 Codex 搭了六平台内容系统",
      "一份证据如何变成六种平台任务"
    ],
    "selected_title": "我用 Codex 搭了六平台内容系统",
    "promise": "观众将理解证据、生成和人工发布三层如何分工。",
    "intro_30_seconds": "我会打开真实文件，展示六平台 Brief 怎样生成，以及哪些内容仍未完成。",
    "thumbnail": {
      "text_lines": ["1 个母题", "6 个任务"],
      "visual_instruction": "左侧一个自有证据账本，右侧六个平台任务卡。",
      "evidence_ids": ["E-001"]
    },
    "description_summary": "展示一个只在本地运行的六平台内容引擎，不包含平台增长结果。",
    "chapters": [
      {
        "number": 1,
        "start_seconds": 0,
        "title": "为什么不复制六遍",
        "purpose": "建立冲突",
        "voiceover_summary": "说明同文改长度会丢失平台任务。",
        "visual_instruction": "六份相同的自有示例文稿被划掉。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      },
      {
        "number": 2,
        "start_seconds": 45,
        "title": "先锁证据",
        "purpose": "解释确定性层",
        "voiceover_summary": "展示证据如何限制可说范围。",
        "visual_instruction": "录屏打开自有证据账本。",
        "evidence_ids": ["E-001", "E-008"],
        "asset_rights": "owned"
      },
      {
        "number": 3,
        "start_seconds": 120,
        "title": "再拆平台任务",
        "purpose": "解释生成层",
        "voiceover_summary": "比较 X、公众号与视频平台的不同任务。",
        "visual_instruction": "自有六平台 Brief 并排对照。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      },
      {
        "number": 4,
        "start_seconds": 220,
        "title": "人工发布门",
        "purpose": "解释发布层",
        "voiceover_summary": "说明本地生成不等于上传。",
        "visual_instruction": "自有状态链依次出现。",
        "evidence_ids": ["E-008"],
        "asset_rights": "owned"
      },
      {
        "number": 5,
        "start_seconds": 310,
        "title": "当前完成到哪里",
        "purpose": "展示证据",
        "voiceover_summary": "逐项展示各平台当前状态。",
        "visual_instruction": "录屏展示项目 manifest 状态表。",
        "evidence_ids": ["E-008"],
        "asset_rights": "owned"
      },
      {
        "number": 6,
        "start_seconds": 405,
        "title": "你怎样开始",
        "purpose": "交付行动",
        "voiceover_summary": "让观众为自己的项目写六个任务。",
        "visual_instruction": "自有空白六平台任务表。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      }
    ]
  },
  "shorts": {
    "duration_seconds": 54,
    "title": "一条内容，为什么不能复制六遍？",
    "hook": "同一条内容发六个平台，我先删掉复制粘贴。",
    "standalone_promise": "观众将在 54 秒内学会先拆平台任务。",
    "relation": "complement-not-excerpt",
    "beats": [
      {
        "number": 1,
        "start_seconds": 0,
        "end_seconds": 3,
        "role": "hook",
        "voiceover": "一条内容，别复制六遍。",
        "visual_instruction": "自有复制粘贴图标被划掉。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      },
      {
        "number": 2,
        "start_seconds": 3,
        "end_seconds": 14,
        "role": "problem",
        "voiceover": "只改字数，会把六个平台当成六个上传框。",
        "visual_instruction": "六个相同的自有文档排开。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      },
      {
        "number": 3,
        "start_seconds": 14,
        "end_seconds": 28,
        "role": "method",
        "voiceover": "先锁证据，再给每个平台一个不同任务。",
        "visual_instruction": "一张自有证据卡指向六种任务。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      },
      {
        "number": 4,
        "start_seconds": 28,
        "end_seconds": 42,
        "role": "boundary",
        "voiceover": "生成完成不等于上传，更不等于发布。",
        "visual_instruction": "三个自有状态卡用不等号连接。",
        "evidence_ids": ["E-008"],
        "asset_rights": "owned"
      },
      {
        "number": 5,
        "start_seconds": 42,
        "end_seconds": 54,
        "role": "action",
        "voiceover": "现在，为自己的项目先写六个任务。",
        "visual_instruction": "六格自有空白任务表停留。",
        "evidence_ids": ["E-001"],
        "asset_rights": "owned"
      }
    ]
  },
  "rights": {
    "visuals": "owned",
    "music": "none",
    "voice": "none"
  },
  "ai_disclosure": {
    "status": "review-required-on-upload-day",
    "rationale": "脚本与结构使用 AI 辅助，最终视频、声音与缩略图尚未生成。"
  },
  "visibility_plan": "private-first-awaiting-approval",
  "analytics_state": "not-available-before-publish",
  "human_review": "pending",
  "external_actions": "none"
}