{
 "meta": {
  "dataset": "Subscriber history — @certification_rus",
  "channel": "https://tgregister.com/channel/certification_rus",
  "retrieved_at": "2026-09-10T03:37:46.210Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-07T08:21:28.196Z",
   "to": "2026-09-09T23:36:56.133Z"
  },
  "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": "2026-08-07T08:21:28.196Z",
   "subscribers": 33037,
   "source": 0
  },
  {
   "ts": "2026-08-08T07:27:07.763Z",
   "subscribers": 33001,
   "source": 4
  },
  {
   "ts": "2026-08-09T10:51:47.898Z",
   "subscribers": 32987,
   "source": 4
  },
  {
   "ts": "2026-08-10T08:16:45.336Z",
   "subscribers": 32968,
   "source": 4
  },
  {
   "ts": "2026-08-11T06:25:00.424Z",
   "subscribers": 32899,
   "source": 4
  },
  {
   "ts": "2026-08-12T05:22:55.853Z",
   "subscribers": 32838,
   "source": 4
  },
  {
   "ts": "2026-08-13T03:24:27.170Z",
   "subscribers": 32765,
   "source": 4
  },
  {
   "ts": "2026-08-13T20:06:31.581Z",
   "subscribers": 32765,
   "source": 1
  },
  {
   "ts": "2026-08-14T07:58:16.494Z",
   "subscribers": 32739,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:43:29.797Z",
   "subscribers": 32683,
   "source": 4
  },
  {
   "ts": "2026-08-17T11:16:23.257Z",
   "subscribers": 32633,
   "source": 4
  },
  {
   "ts": "2026-08-18T12:35:03.361Z",
   "subscribers": 32611,
   "source": 4
  },
  {
   "ts": "2026-08-19T12:12:21.465Z",
   "subscribers": 32545,
   "source": 4
  },
  {
   "ts": "2026-08-20T08:54:54.536Z",
   "subscribers": 32530,
   "source": 4
  },
  {
   "ts": "2026-08-21T10:37:33.447Z",
   "subscribers": 32494,
   "source": 4
  },
  {
   "ts": "2026-08-22T21:25:02.064Z",
   "subscribers": 32460,
   "source": 4
  },
  {
   "ts": "2026-08-24T15:25:33.558Z",
   "subscribers": 32407,
   "source": 4
  },
  {
   "ts": "2026-08-25T18:02:33.430Z",
   "subscribers": 32369,
   "source": 4
  },
  {
   "ts": "2026-08-26T16:11:48.796Z",
   "subscribers": 32324,
   "source": 4
  },
  {
   "ts": "2026-08-27T15:08:05.988Z",
   "subscribers": 32273,
   "source": 4
  },
  {
   "ts": "2026-08-28T13:34:35.697Z",
   "subscribers": 32221,
   "source": 4
  },
  {
   "ts": "2026-08-29T16:35:03.877Z",
   "subscribers": 32194,
   "source": 4
  },
  {
   "ts": "2026-08-30T17:07:53.687Z",
   "subscribers": 32169,
   "source": 4
  },
  {
   "ts": "2026-08-31T16:48:29.655Z",
   "subscribers": 32133,
   "source": 4
  },
  {
   "ts": "2026-09-01T16:26:44.583Z",
   "subscribers": 32099,
   "source": 4
  },
  {
   "ts": "2026-09-02T17:06:53.611Z",
   "subscribers": 32079,
   "source": 4
  },
  {
   "ts": "2026-09-04T05:02:27.753Z",
   "subscribers": 32063,
   "source": 4
  },
  {
   "ts": "2026-09-06T18:40:00.344Z",
   "subscribers": 31998,
   "source": 4
  },
  {
   "ts": "2026-09-09T23:36:56.133Z",
   "subscribers": 31931,
   "source": 4
  }
 ]
}