{
  "export": {
    "source": "https://urth.darkrealm.vip/thread/urth/1806",
    "note": "Exported from an unofficial mirror of a public mailing list. Copyright in each message remains with the person who wrote it.  Email addresses are obscured as `user at host`, the form the original archive published. This file was rebuilt from parsed fields rather than retained headers, so it is faithful in content but not byte-exact.",
    "addresses": "obscured as 'user at host'"
  },
  "archive": "urth",
  "thread": {
    "id": 1806,
    "subject": "Floating Islands: Urth Isn't Magnetic",
    "messages": 1,
    "voices": 1,
    "first": "1999-10-01T15:32:38+00:00",
    "last": "1999-10-01T15:32:38+00:00"
  },
  "messages": [
    {
      "message_id": "<urth-v0028-0153@digest.urth.net>",
      "from": {
        "name": "Mitchell A. Bailey",
        "address": "mab at lindau.net"
      },
      "date": "1999-10-01T15:32:38+00:00",
      "subject": "Re: (Urth) Floating Islands: Urth Isn't Magnetic",
      "in_reply_to": null,
      "reply_link": null,
      "blocks": [
        {
          "kind": "text",
          "depth": 0,
          "text": "Greene, Carlton wrote:\n..."
        },
        {
          "kind": "quote",
          "depth": 1,
          "text": "One final note:  Cuzco (which I believe is the stone town of Apu Punchau)\nlies to the north of Lake Titicaca.  Since Severian recounts travelling\nnorthward from the stone town to the lake, could it be, as others have\nsuggested, that the magnetic poles are reversed in Sev's time? "
        },
        {
          "kind": "text",
          "depth": 0,
          "text": "Relevance? Severian doesn't use a magnetic compass. Nor does anyone\nelse. \n\nAs I pointed out previously, Urth probably has little or no magnetic\nfield because her core is said to have solidified or nearly solidified.\nAnd lack of any mention of magnetic compass use in the text is\n(admittedly weak) empirical support for that proposition."
        }
      ]
    }
  ]
}