{
 "meta": {
  "dataset": "Subscriber history — @rf4map",
  "channel": "https://tgregister.com/channel/rf4map",
  "retrieved_at": "2026-08-31T14:51:17.275Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 23,
  "window": {
   "from": "2026-08-07T18:17:50.859Z",
   "to": "2026-08-31T10:07:49.054Z"
  },
  "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": "2026-08-07T18:17:50.859Z",
   "subscribers": 64932,
   "source": 3
  },
  {
   "ts": "2026-08-08T00:19:00.712Z",
   "subscribers": 64940,
   "source": 4
  },
  {
   "ts": "2026-08-08T21:00:48.051Z",
   "subscribers": 65003,
   "source": 4
  },
  {
   "ts": "2026-08-09T19:53:56.090Z",
   "subscribers": 65057,
   "source": 4
  },
  {
   "ts": "2026-08-10T19:27:00.484Z",
   "subscribers": 65084,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:53:11.386Z",
   "subscribers": 65138,
   "source": 4
  },
  {
   "ts": "2026-08-12T18:24:12.596Z",
   "subscribers": 65192,
   "source": 4
  },
  {
   "ts": "2026-08-14T03:57:08.963Z",
   "subscribers": 65263,
   "source": 4
  },
  {
   "ts": "2026-08-15T15:56:17.728Z",
   "subscribers": 65280,
   "source": 4
  },
  {
   "ts": "2026-08-16T22:16:53.309Z",
   "subscribers": 65316,
   "source": 4
  },
  {
   "ts": "2026-08-18T00:21:58.574Z",
   "subscribers": 65350,
   "source": 4
  },
  {
   "ts": "2026-08-18T22:24:21.195Z",
   "subscribers": 65377,
   "source": 4
  },
  {
   "ts": "2026-08-19T22:42:33.073Z",
   "subscribers": 65440,
   "source": 4
  },
  {
   "ts": "2026-08-20T22:27:15.693Z",
   "subscribers": 65587,
   "source": 4
  },
  {
   "ts": "2026-08-22T06:39:14.470Z",
   "subscribers": 65686,
   "source": 4
  },
  {
   "ts": "2026-08-24T01:29:03.047Z",
   "subscribers": 65819,
   "source": 4
  },
  {
   "ts": "2026-08-25T04:07:07.268Z",
   "subscribers": 65835,
   "source": 4
  },
  {
   "ts": "2026-08-26T05:03:53.835Z",
   "subscribers": 65870,
   "source": 4
  },
  {
   "ts": "2026-08-27T07:43:46.846Z",
   "subscribers": 65948,
   "source": 4
  },
  {
   "ts": "2026-08-28T08:15:29.199Z",
   "subscribers": 66031,
   "source": 4
  },
  {
   "ts": "2026-08-29T11:52:58.993Z",
   "subscribers": 66132,
   "source": 4
  },
  {
   "ts": "2026-08-30T12:15:07.739Z",
   "subscribers": 66204,
   "source": 4
  },
  {
   "ts": "2026-08-31T10:07:49.054Z",
   "subscribers": 66254,
   "source": 4
  }
 ]
}