{
 "meta": {
  "dataset": "Subscriber history — @IGNOU_Book",
  "channel": "https://tgregister.com/channel/IGNOU_Book",
  "retrieved_at": "2026-08-30T09:39:18.117Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 21,
  "window": {
   "from": "2026-08-07T12:41:14.302Z",
   "to": "2026-08-30T06:13:16.923Z"
  },
  "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": "2026-08-07T12:41:14.302Z",
   "subscribers": 10134,
   "source": 0
  },
  {
   "ts": "2026-08-07T23:13:05.190Z",
   "subscribers": 10138,
   "source": 4
  },
  {
   "ts": "2026-08-08T21:52:32.850Z",
   "subscribers": 10135,
   "source": 4
  },
  {
   "ts": "2026-08-09T19:31:33.840Z",
   "subscribers": 10142,
   "source": 4
  },
  {
   "ts": "2026-08-10T21:35:20.393Z",
   "subscribers": 10136,
   "source": 4
  },
  {
   "ts": "2026-08-11T21:43:53.456Z",
   "subscribers": 10138,
   "source": 4
  },
  {
   "ts": "2026-08-12T23:38:29.883Z",
   "subscribers": 10136,
   "source": 4
  },
  {
   "ts": "2026-08-14T01:58:32.265Z",
   "subscribers": 10143,
   "source": 4
  },
  {
   "ts": "2026-08-15T16:42:31.179Z",
   "subscribers": 10145,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:36:00.801Z",
   "subscribers": 10146,
   "source": 4
  },
  {
   "ts": "2026-08-18T09:38:47.070Z",
   "subscribers": 10153,
   "source": 4
  },
  {
   "ts": "2026-08-19T07:35:20.958Z",
   "subscribers": 10144,
   "source": 4
  },
  {
   "ts": "2026-08-20T09:47:47.903Z",
   "subscribers": 10147,
   "source": 4
  },
  {
   "ts": "2026-08-21T07:04:50.748Z",
   "subscribers": 10149,
   "source": 4
  },
  {
   "ts": "2026-08-22T13:17:49.569Z",
   "subscribers": 10153,
   "source": 4
  },
  {
   "ts": "2026-08-22T20:50:56.077Z",
   "subscribers": 10153,
   "source": 1
  },
  {
   "ts": "2026-08-25T10:17:44.287Z",
   "subscribers": 10164,
   "source": 4
  },
  {
   "ts": "2026-08-26T10:29:14.867Z",
   "subscribers": 10159,
   "source": 4
  },
  {
   "ts": "2026-08-28T10:36:07.242Z",
   "subscribers": 10167,
   "source": 4
  },
  {
   "ts": "2026-08-29T09:13:54.871Z",
   "subscribers": 10176,
   "source": 4
  },
  {
   "ts": "2026-08-30T06:13:16.923Z",
   "subscribers": 10175,
   "source": 4
  }
 ]
}