{
 "meta": {
  "dataset": "Subscriber history — @certigramchat",
  "channel": "https://tgregister.com/channel/certigramchat",
  "retrieved_at": "2026-09-18T18:41:56.955Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 34,
  "window": {
   "from": "2026-08-07T09:50:18.243Z",
   "to": "2026-09-17T23:38:50.916Z"
  },
  "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": "2026-08-07T09:50:18.243Z",
   "subscribers": 22918,
   "source": 0
  },
  {
   "ts": "2026-08-07T21:01:53.257Z",
   "subscribers": 22907,
   "source": 4
  },
  {
   "ts": "2026-08-08T22:20:39.351Z",
   "subscribers": 22880,
   "source": 4
  },
  {
   "ts": "2026-08-09T22:11:37.156Z",
   "subscribers": 22854,
   "source": 4
  },
  {
   "ts": "2026-08-11T00:02:47.056Z",
   "subscribers": 22842,
   "source": 4
  },
  {
   "ts": "2026-08-11T22:16:40.998Z",
   "subscribers": 22827,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:26:59.156Z",
   "subscribers": 22810,
   "source": 4
  },
  {
   "ts": "2026-08-13T23:35:36.116Z",
   "subscribers": 22802,
   "source": 4
  },
  {
   "ts": "2026-08-15T04:04:31.214Z",
   "subscribers": 22797,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:47:28.225Z",
   "subscribers": 22797,
   "source": 1
  },
  {
   "ts": "2026-08-16T16:43:27.020Z",
   "subscribers": 22788,
   "source": 4
  },
  {
   "ts": "2026-08-17T20:29:10.505Z",
   "subscribers": 22780,
   "source": 4
  },
  {
   "ts": "2026-08-18T23:43:28.597Z",
   "subscribers": 22765,
   "source": 4
  },
  {
   "ts": "2026-08-19T20:25:12.686Z",
   "subscribers": 22762,
   "source": 4
  },
  {
   "ts": "2026-08-20T23:09:08.462Z",
   "subscribers": 22754,
   "source": 4
  },
  {
   "ts": "2026-08-22T03:46:23.026Z",
   "subscribers": 22733,
   "source": 4
  },
  {
   "ts": "2026-08-23T15:43:40.371Z",
   "subscribers": 22719,
   "source": 4
  },
  {
   "ts": "2026-08-25T00:37:42.761Z",
   "subscribers": 22709,
   "source": 4
  },
  {
   "ts": "2026-08-26T03:34:13.519Z",
   "subscribers": 22694,
   "source": 4
  },
  {
   "ts": "2026-08-27T04:35:42.129Z",
   "subscribers": 22684,
   "source": 4
  },
  {
   "ts": "2026-08-28T07:13:29.632Z",
   "subscribers": 22670,
   "source": 4
  },
  {
   "ts": "2026-08-29T04:43:35.012Z",
   "subscribers": 22664,
   "source": 4
  },
  {
   "ts": "2026-08-30T01:41:49.400Z",
   "subscribers": 22668,
   "source": 4
  },
  {
   "ts": "2026-08-31T00:09:14.657Z",
   "subscribers": 22654,
   "source": 4
  },
  {
   "ts": "2026-09-01T01:34:49.302Z",
   "subscribers": 22650,
   "source": 4
  },
  {
   "ts": "2026-09-01T22:58:23.398Z",
   "subscribers": 22642,
   "source": 4
  },
  {
   "ts": "2026-09-03T09:05:12.230Z",
   "subscribers": 22627,
   "source": 4
  },
  {
   "ts": "2026-09-04T21:55:41.055Z",
   "subscribers": 22565,
   "source": 4
  },
  {
   "ts": "2026-09-07T18:41:23.137Z",
   "subscribers": 22453,
   "source": 4
  },
  {
   "ts": "2026-09-10T19:57:34.947Z",
   "subscribers": 22417,
   "source": 4
  },
  {
   "ts": "2026-09-12T18:21:27.408Z",
   "subscribers": 22382,
   "source": 4
  },
  {
   "ts": "2026-09-14T08:00:31.164Z",
   "subscribers": 22359,
   "source": 4
  },
  {
   "ts": "2026-09-15T21:41:21.904Z",
   "subscribers": 22345,
   "source": 4
  },
  {
   "ts": "2026-09-17T23:38:50.916Z",
   "subscribers": 22333,
   "source": 4
  }
 ]
}