{
 "meta": {
  "dataset": "Subscriber history — @Literature2021",
  "channel": "https://tgregister.com/channel/Literature2021",
  "retrieved_at": "2026-09-10T07:01:10.639Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 27,
  "window": {
   "from": "2026-08-07T04:28:18.841Z",
   "to": "2026-09-09T10:00:07.591Z"
  },
  "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": "2026-08-07T04:28:18.841Z",
   "subscribers": 13663,
   "source": 0
  },
  {
   "ts": "2026-08-09T01:10:48.522Z",
   "subscribers": 13666,
   "source": 4
  },
  {
   "ts": "2026-08-10T00:56:14.591Z",
   "subscribers": 13673,
   "source": 4
  },
  {
   "ts": "2026-08-10T21:52:06.204Z",
   "subscribers": 13688,
   "source": 4
  },
  {
   "ts": "2026-08-11T23:42:49.063Z",
   "subscribers": 13687,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:54:18.140Z",
   "subscribers": 13688,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:04:16.557Z",
   "subscribers": 13694,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:27:29.638Z",
   "subscribers": 13702,
   "source": 4
  },
  {
   "ts": "2026-08-17T11:24:56.348Z",
   "subscribers": 13728,
   "source": 4
  },
  {
   "ts": "2026-08-18T09:11:38.337Z",
   "subscribers": 13737,
   "source": 4
  },
  {
   "ts": "2026-08-19T08:56:26.512Z",
   "subscribers": 13742,
   "source": 4
  },
  {
   "ts": "2026-08-19T19:31:54.793Z",
   "subscribers": 13742,
   "source": 1
  },
  {
   "ts": "2026-08-21T07:12:36.547Z",
   "subscribers": 13735,
   "source": 4
  },
  {
   "ts": "2026-08-22T16:43:49.666Z",
   "subscribers": 13734,
   "source": 4
  },
  {
   "ts": "2026-08-24T08:54:15.208Z",
   "subscribers": 13730,
   "source": 4
  },
  {
   "ts": "2026-08-25T09:11:45.574Z",
   "subscribers": 13732,
   "source": 4
  },
  {
   "ts": "2026-08-26T11:37:21.791Z",
   "subscribers": 13728,
   "source": 4
  },
  {
   "ts": "2026-08-27T13:34:31.836Z",
   "subscribers": 13734,
   "source": 4
  },
  {
   "ts": "2026-08-28T14:36:38.475Z",
   "subscribers": 13724,
   "source": 4
  },
  {
   "ts": "2026-08-29T15:35:08.002Z",
   "subscribers": 13722,
   "source": 4
  },
  {
   "ts": "2026-08-30T12:43:53.471Z",
   "subscribers": 13778,
   "source": 4
  },
  {
   "ts": "2026-08-31T14:28:55.585Z",
   "subscribers": 13813,
   "source": 4
  },
  {
   "ts": "2026-09-01T13:33:24.805Z",
   "subscribers": 13838,
   "source": 4
  },
  {
   "ts": "2026-09-02T14:34:04.356Z",
   "subscribers": 13844,
   "source": 4
  },
  {
   "ts": "2026-09-03T21:14:47.527Z",
   "subscribers": 13863,
   "source": 4
  },
  {
   "ts": "2026-09-06T05:22:12.143Z",
   "subscribers": 13868,
   "source": 4
  },
  {
   "ts": "2026-09-09T10:00:07.591Z",
   "subscribers": 13907,
   "source": 4
  }
 ]
}