{
 "title": "Letter IRL",
 "site": "台灣 AI 代理人任務中樞",
 "canonical": "https://penguindriver.com/s/com.letterirl%2Fletter-irl",
 "markdown": "https://penguindriver.com/s/com.letterirl%2Fletter-irl.md",
 "summary": "Write, preview and mail real letters and postcards to US addresses from your AI app.",
 "date_modified": null,
 "retrieved": "2026-11-05",
 "content_sha256": "d2b644f1c898f9c5d35067c7643cf57ebac9adfca03c5721b33caeec7cce3513",
 "fingerprint_basis": "Markdown 版全文，移除贊助行與開頭 front matter，去除頭尾空白",
 "verify": {
  "text_snapshot": "https://penguindriver.com/cite?path=%2Fs%2Fcom.letterirl%252Fletter-irl&format=text",
  "how": "下載 text_snapshot 後計算 SHA-256，應與 content_sha256 相同；內容更新時指紋會改變"
 },
 "sources": [
  {
   "name": "https://letterirl.com/connect",
   "url": "https://letterirl.com/connect"
  }
 ],
 "source_count": 1,
 "cite_as": {
  "zh": "Letter IRL｜台灣 AI 代理人任務中樞。https://penguindriver.com/s/com.letterirl%2Fletter-irl（資料日期 未標示，擷取 2026-11-05）",
  "apa": "台灣 AI 代理人任務中樞. (2026). Letter IRL. Retrieved 2026-11-05, from https://penguindriver.com/s/com.letterirl%2Fletter-irl",
  "markdown": "[Letter IRL](https://penguindriver.com/s/com.letterirl%2Fletter-irl)（台灣 AI 代理人任務中樞，2026-11-05）"
 },
 "license": "可引用，請附上正式網址與資料日期"
}