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数据示例（示意）
开放网络
Public dataset registry — July update
示例 · 字段示意provenance
{
"id": "web_ope_3bc9…",
"src": "web",
"platform": "open-web",
"lang": "en-US",
"title": "Public dataset registry — July update",
"sentiment": {
"score": 0.05,
"label": "neutral"
},
"entities": [
"datasets"
],
"extra": {
"content_type": "page"
},
"prov": {
"hash": "0x63dc1548",
"ts": "2026-07-04T09:12:41+08:00"
}
}全网舆情里的其他平台