{
 "meta": {
  "dataset": "Subscriber history — @learn_ios",
  "channel": "https://tgregister.com/channel/learn_ios",
  "retrieved_at": "2026-09-06T03:47:59.061Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-05T22:05:47.931Z",
   "to": "2026-09-05T13:22:05.390Z"
  },
  "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": "2026-08-05T22:05:47.931Z",
   "subscribers": 28901,
   "source": 0
  },
  {
   "ts": "2026-08-07T17:20:53.353Z",
   "subscribers": 28895,
   "source": 4
  },
  {
   "ts": "2026-08-08T14:54:54.123Z",
   "subscribers": 28885,
   "source": 4
  },
  {
   "ts": "2026-08-09T16:03:48.642Z",
   "subscribers": 28883,
   "source": 4
  },
  {
   "ts": "2026-08-10T18:35:31.601Z",
   "subscribers": 28881,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:46:03.688Z",
   "subscribers": 28870,
   "source": 4
  },
  {
   "ts": "2026-08-12T17:22:11.894Z",
   "subscribers": 28864,
   "source": 4
  },
  {
   "ts": "2026-08-14T00:18:30.126Z",
   "subscribers": 28859,
   "source": 4
  },
  {
   "ts": "2026-08-14T17:10:59.565Z",
   "subscribers": 28859,
   "source": 1
  },
  {
   "ts": "2026-08-15T15:44:48.964Z",
   "subscribers": 28852,
   "source": 4
  },
  {
   "ts": "2026-08-16T21:45:47.060Z",
   "subscribers": 28848,
   "source": 4
  },
  {
   "ts": "2026-08-17T23:13:23.529Z",
   "subscribers": 28845,
   "source": 4
  },
  {
   "ts": "2026-08-18T23:34:31.454Z",
   "subscribers": 28839,
   "source": 4
  },
  {
   "ts": "2026-08-20T01:58:49.797Z",
   "subscribers": 28833,
   "source": 4
  },
  {
   "ts": "2026-08-21T01:32:42.740Z",
   "subscribers": 28829,
   "source": 4
  },
  {
   "ts": "2026-08-22T08:07:29.013Z",
   "subscribers": 28823,
   "source": 4
  },
  {
   "ts": "2026-08-23T23:58:11.576Z",
   "subscribers": 28813,
   "source": 4
  },
  {
   "ts": "2026-08-25T04:54:22.521Z",
   "subscribers": 28808,
   "source": 4
  },
  {
   "ts": "2026-08-26T02:42:36.646Z",
   "subscribers": 28803,
   "source": 4
  },
  {
   "ts": "2026-08-27T05:39:22.746Z",
   "subscribers": 28796,
   "source": 4
  },
  {
   "ts": "2026-08-28T08:45:40.153Z",
   "subscribers": 28788,
   "source": 4
  },
  {
   "ts": "2026-08-29T10:05:02.356Z",
   "subscribers": 28783,
   "source": 4
  },
  {
   "ts": "2026-08-30T07:04:18.995Z",
   "subscribers": 28786,
   "source": 4
  },
  {
   "ts": "2026-08-31T08:48:05.005Z",
   "subscribers": 28773,
   "source": 4
  },
  {
   "ts": "2026-09-01T09:25:57.317Z",
   "subscribers": 28768,
   "source": 4
  },
  {
   "ts": "2026-09-02T06:44:32.306Z",
   "subscribers": 28766,
   "source": 4
  },
  {
   "ts": "2026-09-03T14:16:42.000Z",
   "subscribers": 28758,
   "source": 4
  },
  {
   "ts": "2026-09-05T13:22:05.390Z",
   "subscribers": 28749,
   "source": 4
  }
 ]
}