{
 "meta": {
  "dataset": "Subscriber history — @boook_pdf",
  "channel": "https://tgregister.com/channel/boook_pdf",
  "retrieved_at": "2026-09-11T02:35:33.630Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 26,
  "window": {
   "from": "2026-08-06T05:54:11.527Z",
   "to": "2026-09-08T14:58:25.553Z"
  },
  "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": "2026-08-06T05:54:11.527Z",
   "subscribers": 12305,
   "source": 0
  },
  {
   "ts": "2026-08-07T05:05:51.075Z",
   "subscribers": 12300,
   "source": 4
  },
  {
   "ts": "2026-08-08T04:05:34.897Z",
   "subscribers": 12293,
   "source": 4
  },
  {
   "ts": "2026-08-09T02:11:31.733Z",
   "subscribers": 12308,
   "source": 4
  },
  {
   "ts": "2026-08-10T02:02:16.428Z",
   "subscribers": 12336,
   "source": 4
  },
  {
   "ts": "2026-08-11T01:25:20.151Z",
   "subscribers": 12346,
   "source": 4
  },
  {
   "ts": "2026-08-11T22:11:35.332Z",
   "subscribers": 12358,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:37:08.825Z",
   "subscribers": 12364,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:06:21.555Z",
   "subscribers": 12371,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:17:33.223Z",
   "subscribers": 12379,
   "source": 4
  },
  {
   "ts": "2026-08-18T08:32:51.324Z",
   "subscribers": 12384,
   "source": 4
  },
  {
   "ts": "2026-08-19T06:45:00.478Z",
   "subscribers": 12385,
   "source": 4
  },
  {
   "ts": "2026-08-20T03:48:08.986Z",
   "subscribers": 12390,
   "source": 4
  },
  {
   "ts": "2026-08-20T19:52:56.881Z",
   "subscribers": 12390,
   "source": 1
  },
  {
   "ts": "2026-08-22T14:13:35.591Z",
   "subscribers": 12392,
   "source": 4
  },
  {
   "ts": "2026-08-24T06:04:28.326Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:37:27.631Z",
   "subscribers": 12401,
   "source": 4
  },
  {
   "ts": "2026-08-26T03:43:44.235Z",
   "subscribers": 12402,
   "source": 4
  },
  {
   "ts": "2026-08-27T04:48:25.802Z",
   "subscribers": 12394,
   "source": 4
  },
  {
   "ts": "2026-08-28T01:38:21.504Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-08-29T03:02:10.420Z",
   "subscribers": 12398,
   "source": 4
  },
  {
   "ts": "2026-08-30T03:44:21.223Z",
   "subscribers": 12393,
   "source": 4
  },
  {
   "ts": "2026-09-01T02:35:20.632Z",
   "subscribers": 12395,
   "source": 4
  },
  {
   "ts": "2026-09-02T02:19:05.441Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-09-03T10:09:05.692Z",
   "subscribers": 12408,
   "source": 4
  },
  {
   "ts": "2026-09-08T14:58:25.553Z",
   "subscribers": 12401,
   "source": 4
  }
 ]
}