{
 "meta": {
  "dataset": "Subscriber history — @QmathsEnglish",
  "channel": "https://tgregister.com/channel/QmathsEnglish",
  "retrieved_at": "2026-09-12T08:34:44.638Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 30,
  "window": {
   "from": "2026-08-07T18:37:49.697Z",
   "to": "2026-09-12T03:37:11.437Z"
  },
  "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": "2026-08-07T18:37:49.697Z",
   "subscribers": 17773,
   "source": 0
  },
  {
   "ts": "2026-08-08T10:52:16.715Z",
   "subscribers": 17770,
   "source": 4
  },
  {
   "ts": "2026-08-09T10:51:15.809Z",
   "subscribers": 17769,
   "source": 4
  },
  {
   "ts": "2026-08-10T11:24:02.413Z",
   "subscribers": 17765,
   "source": 4
  },
  {
   "ts": "2026-08-11T09:37:14.617Z",
   "subscribers": 17760,
   "source": 4
  },
  {
   "ts": "2026-08-12T06:12:24.703Z",
   "subscribers": 17752,
   "source": 4
  },
  {
   "ts": "2026-08-13T04:25:54.789Z",
   "subscribers": 17743,
   "source": 4
  },
  {
   "ts": "2026-08-14T11:28:33.629Z",
   "subscribers": 17726,
   "source": 4
  },
  {
   "ts": "2026-08-16T04:34:33.724Z",
   "subscribers": 17724,
   "source": 4
  },
  {
   "ts": "2026-08-17T11:57:30.033Z",
   "subscribers": 17699,
   "source": 4
  },
  {
   "ts": "2026-08-17T17:35:42.182Z",
   "subscribers": 17699,
   "source": 1
  },
  {
   "ts": "2026-08-18T12:48:45.131Z",
   "subscribers": 17693,
   "source": 4
  },
  {
   "ts": "2026-08-19T11:45:53.083Z",
   "subscribers": 17686,
   "source": 4
  },
  {
   "ts": "2026-08-20T09:15:38.712Z",
   "subscribers": 17681,
   "source": 4
  },
  {
   "ts": "2026-08-21T09:15:04.246Z",
   "subscribers": 17668,
   "source": 4
  },
  {
   "ts": "2026-08-22T17:28:52.504Z",
   "subscribers": 17662,
   "source": 4
  },
  {
   "ts": "2026-08-24T10:58:37.028Z",
   "subscribers": 17648,
   "source": 4
  },
  {
   "ts": "2026-08-25T14:34:43.376Z",
   "subscribers": 17641,
   "source": 4
  },
  {
   "ts": "2026-08-26T14:49:22.006Z",
   "subscribers": 17634,
   "source": 4
  },
  {
   "ts": "2026-08-27T17:41:53.888Z",
   "subscribers": 17629,
   "source": 4
  },
  {
   "ts": "2026-08-28T19:37:36.766Z",
   "subscribers": 17624,
   "source": 4
  },
  {
   "ts": "2026-08-29T21:44:56.645Z",
   "subscribers": 17617,
   "source": 4
  },
  {
   "ts": "2026-08-30T21:06:08.873Z",
   "subscribers": 17610,
   "source": 4
  },
  {
   "ts": "2026-08-31T19:34:33.121Z",
   "subscribers": 17604,
   "source": 4
  },
  {
   "ts": "2026-09-01T18:46:04.804Z",
   "subscribers": 17605,
   "source": 4
  },
  {
   "ts": "2026-09-02T21:37:16.985Z",
   "subscribers": 17596,
   "source": 4
  },
  {
   "ts": "2026-09-04T07:18:39.875Z",
   "subscribers": 17590,
   "source": 4
  },
  {
   "ts": "2026-09-06T14:39:13.161Z",
   "subscribers": 17587,
   "source": 4
  },
  {
   "ts": "2026-09-09T19:20:01.378Z",
   "subscribers": 17561,
   "source": 4
  },
  {
   "ts": "2026-09-12T03:37:11.437Z",
   "subscribers": 17543,
   "source": 4
  }
 ]
}