{
  "pack": "virtual-city sample dataset",
  "generatedAt": "2026-10-15T11:31:57.775Z",
  "license": {
    "samplePack": "CC BY 4.0 (attribution required)",
    "engineAndFullDataset": "All rights reserved — separate license required",
    "seeAlso": "LICENSE.md, LICENSE-CC-BY-4.0.txt"
  },
  "city": "sh (Shanghai)",
  "provenance": {
    "note": "本包是【跨批次抽样】——四张表来自不同运行批次，用于展示格式，不是一个自洽切片。完整数据集会按【同一批次】交付。",
    "engineVersionAtSampling": "v1.5.2 之前（抽样时的引擎指纹见下）",
    "engineFingerprint_demog": "0269A820E07E0423",
    "batches": {
      "souls_panel_lives": "ab17A 档案批次",
      "demog": "govB_ctrl 批次"
    },
    "sampling": "每张表取前 100~200 行（格式样例，不足以做有统计意义的分析）"
  },
  "reproducibility": {
    "hashSalt": "见引擎 CIV.cityHashOf 的固定盐（抽样编号由 hashOf(id, salt) 派生，逐位可与引擎对齐）",
    "idScheme": "sid = 灵魂号（跨世不变）· bid = 身体号（每世一个）",
    "canReproduceSampling": true
  },
  "verification": {
    "note": "本次上线时对本包每个文件做了哈希登记（见 files）；读者可自行核对下载文件是否被改动过。"
  },
  "integrity": {
    "algorithm": "sha256",
    "files": {
      "sample_demog.csv": {
        "bytes": 118470,
        "sha256": "589be9dd23788f93a244cd983899b4e5e264211205dba6c00da8cadf4a2222cb",
        "rows": 200
      },
      "sample_panel.csv": {
        "bytes": 13455,
        "sha256": "dcdfa8a5ac5642430ef92085120ee46afe007bbd5eb69bd4caf57d6776768803",
        "rows": 200
      },
      "sample_souls.csv": {
        "bytes": 4018,
        "sha256": "cfda065db75ce0754c97a8d3e988360a4e0dc0e7da49585ce247beee8ecb4d39",
        "rows": 100
      },
      "sample_lives.jsonl": {
        "bytes": 746028,
        "sha256": "0e6f102ece8ce9c502c52f56f9bd84ed0a7a01634a83ec8bfb978faf3100a959",
        "lines": 20
      },
      "sample_queries.md": {
        "bytes": 7005,
        "sha256": "b1bb57a334674f4598bd346042cb727acaf66319e6e55635b1a106b5d98afde8"
      },
      "README.md": {
        "bytes": 5712,
        "sha256": "425b0606250f50a94a99d0f63229821716e50923f7b5ea1f0f54ecdbb4f99e29"
      },
      "DATA_SPEC.md": {
        "bytes": 15263,
        "sha256": "cccc503a5023fbc512b6ab6c5f641813cbb4846edb69f45086fcd64037acb093"
      },
      "LIMITATIONS.md": {
        "bytes": 48235,
        "sha256": "13d050740339eac7303c83332d7f138d01b9e79318c99997bc02655f2d555383"
      },
      "LICENSE.md": {
        "bytes": 3817,
        "sha256": "c73d6f95b026557909f2a9467e57745d3e07c94a7a030cb68e5aea4d874c0caa"
      },
      "LICENSE-CC-BY-4.0.txt": {
        "bytes": 18662,
        "sha256": "35b114cb55824592fb8be204be31d956585d6b49b180e97ad3387f1dee597e00"
      }
    }
  },
  "mustIncludeWithData": [
    "① 本数据全部是【虚构】的，不对应任何真实个人。",
    "② 本数据是【仿真输出】，不是测量数据。",
    "③ 本数据【不能用于预测】；可用于方法探索、机制演示、合成数据实验、教学。"
  ],
  "contact": "www.faceabc.com · 见 /city/ 页面联系方式"
}