{
  "id": 189763,
  "title": "Timestamp format",
  "url": "/competitions/riiid-test-answer-prediction/discussion/189763",
  "author_name": "domiziano.stingi95",
  "post_date": "2020-10-08T15:54:06.228000",
  "votes": 2,
  "comment_count": 5,
  "views": 0,
  "content": "<p>It is right to assume that timestamp is reported in milliseconds? Or I'm missing something? </p>",
  "messages": [
    {
      "id": 1043630,
      "postDate": "2020-10-09T05:45:22.313Z",
      "content": "<p>Very likely to be milliseconds from the range/difference of values as well as the EdNet description: <a href=\"https://github.com/riiid/ednet#description\" target=\"_blank\">https://github.com/riiid/ednet#description</a></p>\n<blockquote>\n  <p><code>timestamp</code> is the moment the question was given, represented as Unix timestamp in milliseconds.</p>\n</blockquote>\n<p>The values are said to be shifted for privacy / security but the scale wouldn't change.</p>",
      "rawMarkdown": "Very likely to be milliseconds from the range/difference of values as well as the EdNet description: https://github.com/riiid/ednet#description\n\n> `timestamp` is the moment the question was given, represented as Unix timestamp in milliseconds.\n\nThe values are said to be shifted for privacy / security but the scale wouldn't change.",
      "votes": 3,
      "replies": [
        {
          "id": 1043736,
          "postDate": "2020-10-09T07:56:22.347Z",
          "content": "<p>Thank you for the advice :)</p>",
          "rawMarkdown": "Thank you for the advice :)",
          "votes": 2
        }
      ]
    },
    {
      "id": 1043546,
      "postDate": "2020-10-09T04:11:56.047Z",
      "content": "<p>Dear <a href=\"https://www.kaggle.com/domizianostingi\" target=\"_blank\">@domizianostingi</a>,</p>\n<p>Out of curiosity I have wondered that myself. However, I suspect that as long as all time related data is measured on the same scale, then whether the actual units of time are milliseconds, microseconds, days or even years is most likely irrelevant.</p>\n<p>All the best,<br>\ncarl </p>",
      "rawMarkdown": "Dear @domizianostingi,\n\nOut of curiosity I have wondered that myself. However, I suspect that as long as all time related data is measured on the same scale, then whether the actual units of time are milliseconds, microseconds, days or even years is most likely irrelevant.\n\nAll the best,\ncarl ",
      "votes": 1,
      "replies": [
        {
          "id": 1043735,
          "postDate": "2020-10-09T07:56:01.327Z",
          "content": "<p>Yeah you probably right, thank you</p>",
          "rawMarkdown": "Yeah you probably right, thank you",
          "votes": 1
        }
      ]
    },
    {
      "id": 1043000,
      "postDate": "2020-10-08T15:54:06.227Z",
      "content": "<p>It is right to assume that timestamp is reported in milliseconds? Or I'm missing something? </p>",
      "rawMarkdown": "It is right to assume that timestamp is reported in milliseconds? Or I'm missing something? ",
      "votes": 2
    },
    {
      "id": 1044558,
      "postDate": "2020-10-09T22:21:14.010Z",
      "rawMarkdown": "",
      "isDeleted": true
    }
  ],
  "comments": [
    {
      "id": 1043630,
      "author_name": "Vopani",
      "author_url": "",
      "post_date": "2020-10-09T05:45:22.313000",
      "content": "<p>Very likely to be milliseconds from the range/difference of values as well as the EdNet description: <a href=\"https://github.com/riiid/ednet#description\" target=\"_blank\">https://github.com/riiid/ednet#description</a></p>\n<blockquote>\n  <p><code>timestamp</code> is the moment the question was given, represented as Unix timestamp in milliseconds.</p>\n</blockquote>\n<p>The values are said to be shifted for privacy / security but the scale wouldn't change.</p>",
      "votes": 3,
      "replies": [
        {
          "id": 1043736,
          "author_name": "domiziano.stingi95",
          "author_url": "",
          "post_date": "2020-10-09T07:56:22.347000",
          "content": "<p>Thank you for the advice :)</p>",
          "votes": 2,
          "replies": []
        }
      ]
    },
    {
      "id": 1043546,
      "author_name": "Carl McBride Ellis",
      "author_url": "",
      "post_date": "2020-10-09T04:11:56.047000",
      "content": "<p>Dear <a href=\"https://www.kaggle.com/domizianostingi\" target=\"_blank\">@domizianostingi</a>,</p>\n<p>Out of curiosity I have wondered that myself. However, I suspect that as long as all time related data is measured on the same scale, then whether the actual units of time are milliseconds, microseconds, days or even years is most likely irrelevant.</p>\n<p>All the best,<br>\ncarl </p>",
      "votes": 1,
      "replies": [
        {
          "id": 1043735,
          "author_name": "domiziano.stingi95",
          "author_url": "",
          "post_date": "2020-10-09T07:56:01.327000",
          "content": "<p>Yeah you probably right, thank you</p>",
          "votes": 1,
          "replies": []
        }
      ]
    },
    {
      "id": 1044558,
      "author_name": "",
      "author_url": "",
      "post_date": "2020-10-09T22:21:14.010000",
      "content": "",
      "votes": 0,
      "replies": []
    }
  ],
  "raw_markdown_by_id": {
    "1043630": "Very likely to be milliseconds from the range/difference of values as well as the EdNet description: https://github.com/riiid/ednet#description\n\n> `timestamp` is the moment the question was given, represented as Unix timestamp in milliseconds.\n\nThe values are said to be shifted for privacy / security but the scale wouldn't change.",
    "1043546": "Dear @domizianostingi,\n\nOut of curiosity I have wondered that myself. However, I suspect that as long as all time related data is measured on the same scale, then whether the actual units of time are milliseconds, microseconds, days or even years is most likely irrelevant.\n\nAll the best,\ncarl ",
    "1043000": "It is right to assume that timestamp is reported in milliseconds? Or I'm missing something? ",
    "1044558": ""
  }
}