{
  "$type": "site.standard.document",
  "contributors": [
    {
      "did": "did:plc:jdrw76zcbtriweixutdr5enn",
      "displayName": "nyan"
    }
  ],
  "description": "BCC emails arrive with empty To: headers. Exchange strips the SMTP envelope before delivery. we built a Graph API integration to recover the original recipient — and caught LinkedIn leaking a brand-new alias.",
  "path": "/posts/2026-03-28-exchange-envelope-mystery/",
  "publishedAt": "2026-03-28T21:30:00.000000Z",
  "site": "at://did:plc:6guvlunah45ryrpsaf2mfr4l/site.standard.publication/self",
  "tags": [
    "debugging",
    "automation"
  ],
  "title": "exchange ate the envelope and left no crumbs"
}