{
 "meta": {
  "dataset": "Subscriber history — @Book_PD",
  "channel": "https://tgregister.com/channel/Book_PD",
  "retrieved_at": "2026-09-07T08:18:23.823Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 26,
  "window": {
   "from": "2026-08-06T04:13:50.531Z",
   "to": "2026-09-03T09:45:15.820Z"
  },
  "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": "2026-08-06T04:13:50.531Z",
   "subscribers": 14159,
   "source": 0
  },
  {
   "ts": "2026-08-06T23:55:11.664Z",
   "subscribers": 14154,
   "source": 4
  },
  {
   "ts": "2026-08-08T02:11:47.076Z",
   "subscribers": 14157,
   "source": 4
  },
  {
   "ts": "2026-08-09T02:56:08.587Z",
   "subscribers": 14158,
   "source": 4
  },
  {
   "ts": "2026-08-10T01:05:51.436Z",
   "subscribers": 14150,
   "source": 4
  },
  {
   "ts": "2026-08-11T03:18:50.267Z",
   "subscribers": 14149,
   "source": 4
  },
  {
   "ts": "2026-08-12T01:17:24.583Z",
   "subscribers": 14152,
   "source": 4
  },
  {
   "ts": "2026-08-12T22:35:03.038Z",
   "subscribers": 14153,
   "source": 4
  },
  {
   "ts": "2026-08-14T09:24:03.484Z",
   "subscribers": 14159,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:04:23.701Z",
   "subscribers": 14161,
   "source": 4
  },
  {
   "ts": "2026-08-17T09:27:56.690Z",
   "subscribers": 14148,
   "source": 4
  },
  {
   "ts": "2026-08-19T05:13:16.550Z",
   "subscribers": 14152,
   "source": 4
  },
  {
   "ts": "2026-08-19T10:49:10.502Z",
   "subscribers": 14152,
   "source": 1
  },
  {
   "ts": "2026-08-20T08:42:18.608Z",
   "subscribers": 14150,
   "source": 4
  },
  {
   "ts": "2026-08-21T09:35:42.495Z",
   "subscribers": 14151,
   "source": 4
  },
  {
   "ts": "2026-08-24T13:55:58.444Z",
   "subscribers": 14150,
   "source": 4
  },
  {
   "ts": "2026-08-25T15:57:10.014Z",
   "subscribers": 14145,
   "source": 4
  },
  {
   "ts": "2026-08-26T14:34:47.190Z",
   "subscribers": 14141,
   "source": 4
  },
  {
   "ts": "2026-08-27T14:13:23.274Z",
   "subscribers": 14142,
   "source": 4
  },
  {
   "ts": "2026-08-28T15:53:22.193Z",
   "subscribers": 14145,
   "source": 4
  },
  {
   "ts": "2026-08-29T12:48:11.953Z",
   "subscribers": 14146,
   "source": 4
  },
  {
   "ts": "2026-08-30T13:24:57.838Z",
   "subscribers": 14141,
   "source": 4
  },
  {
   "ts": "2026-08-31T10:28:59.290Z",
   "subscribers": 14142,
   "source": 4
  },
  {
   "ts": "2026-09-01T08:17:55.380Z",
   "subscribers": 14140,
   "source": 4
  },
  {
   "ts": "2026-09-02T06:28:03.441Z",
   "subscribers": 14137,
   "source": 4
  },
  {
   "ts": "2026-09-03T09:45:15.820Z",
   "subscribers": 14139,
   "source": 4
  }
 ]
}