{
 "meta": {
  "dataset": "Subscriber history — @SD_UpToDate",
  "channel": "https://tgregister.com/channel/SD_UpToDate",
  "retrieved_at": "2026-09-10T08:57:30.939Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T11:57:37.554Z",
   "to": "2026-09-08T08:36:01.631Z"
  },
  "columns": {
   "ts": "when this reading was taken, UTC",
   "subscribers": "the count read (or, for source 3, carried over) — see source below",
   "source": {
    "0": "sweep.py — t.me/<name> profile page",
    "1": "promote.py — Bot API getChat",
    "2": "resolve.py — MTProto",
    "3": "spromote.py — t.me/s/<name> post preview (figure carried over from an earlier profile read, not the preview’s own rounded header)",
    "4": "remeasure.py — t.me/<name> profile page, re-read on a schedule"
   }
  },
  "note": "Snapshots are written only when a reading changes: a gap in ts means \"no change observed between readings\", never \"not measured\" and never \"interpolated\". Readings from different sources are separate lineages that do not confirm one another — subtracting across them can attribute a change to a period nothing was actually read in. Full method: https://tgregister.com/methodology#measuring"
 },
 "rows": [
  {
   "ts": "2026-08-07T11:57:37.554Z",
   "subscribers": 26929,
   "source": 0
  },
  {
   "ts": "2026-08-07T12:00:28.003Z",
   "subscribers": 26929,
   "source": 3
  },
  {
   "ts": "2026-08-08T15:16:41.857Z",
   "subscribers": 26916,
   "source": 4
  },
  {
   "ts": "2026-08-09T18:23:48.540Z",
   "subscribers": 26898,
   "source": 4
  },
  {
   "ts": "2026-08-10T15:51:55.084Z",
   "subscribers": 26894,
   "source": 4
  },
  {
   "ts": "2026-08-11T13:53:02.441Z",
   "subscribers": 26881,
   "source": 4
  },
  {
   "ts": "2026-08-12T17:18:14.761Z",
   "subscribers": 26871,
   "source": 4
  },
  {
   "ts": "2026-08-14T00:14:59.162Z",
   "subscribers": 26850,
   "source": 4
  },
  {
   "ts": "2026-08-15T04:08:53.870Z",
   "subscribers": 26843,
   "source": 4
  },
  {
   "ts": "2026-08-16T18:53:43.984Z",
   "subscribers": 26824,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:35:21.609Z",
   "subscribers": 26815,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:07:14.290Z",
   "subscribers": 26801,
   "source": 4
  },
  {
   "ts": "2026-08-19T23:14:52.780Z",
   "subscribers": 26796,
   "source": 4
  },
  {
   "ts": "2026-08-21T01:13:00.036Z",
   "subscribers": 26784,
   "source": 4
  },
  {
   "ts": "2026-08-22T13:02:30.813Z",
   "subscribers": 26769,
   "source": 4
  },
  {
   "ts": "2026-08-24T06:47:13.948Z",
   "subscribers": 26744,
   "source": 4
  },
  {
   "ts": "2026-08-25T06:04:44.626Z",
   "subscribers": 26738,
   "source": 4
  },
  {
   "ts": "2026-08-26T07:46:05.583Z",
   "subscribers": 26722,
   "source": 4
  },
  {
   "ts": "2026-08-27T08:06:11.311Z",
   "subscribers": 26721,
   "source": 4
  },
  {
   "ts": "2026-08-28T06:46:23.290Z",
   "subscribers": 26712,
   "source": 4
  },
  {
   "ts": "2026-08-29T08:24:54.472Z",
   "subscribers": 26695,
   "source": 4
  },
  {
   "ts": "2026-08-30T06:59:03.615Z",
   "subscribers": 26686,
   "source": 4
  },
  {
   "ts": "2026-08-31T05:18:41.596Z",
   "subscribers": 26674,
   "source": 4
  },
  {
   "ts": "2026-09-01T06:08:18.094Z",
   "subscribers": 26666,
   "source": 4
  },
  {
   "ts": "2026-09-02T09:13:17.840Z",
   "subscribers": 26652,
   "source": 4
  },
  {
   "ts": "2026-09-03T12:00:58.155Z",
   "subscribers": 26649,
   "source": 4
  },
  {
   "ts": "2026-09-05T03:55:33.756Z",
   "subscribers": 26625,
   "source": 4
  },
  {
   "ts": "2026-09-08T08:36:01.631Z",
   "subscribers": 26594,
   "source": 4
  }
 ]
}