{
 "meta": {
  "dataset": "Subscriber history — @books2dump",
  "channel": "https://tgregister.com/channel/books2dump",
  "retrieved_at": "2026-09-06T11:18:05.957Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-07T00:45:48.876Z",
   "to": "2026-09-06T04:19:37.869Z"
  },
  "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": "2026-08-07T00:45:48.876Z",
   "subscribers": 4351,
   "source": 3
  },
  {
   "ts": "2026-08-07T03:38:09.189Z",
   "subscribers": 4350,
   "source": 4
  },
  {
   "ts": "2026-08-10T08:50:51.603Z",
   "subscribers": 4366,
   "source": 4
  },
  {
   "ts": "2026-08-13T11:24:51.370Z",
   "subscribers": 4380,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:38:27.322Z",
   "subscribers": 4377,
   "source": 4
  },
  {
   "ts": "2026-08-20T19:53:44.729Z",
   "subscribers": 4392,
   "source": 4
  },
  {
   "ts": "2026-08-24T20:25:03.451Z",
   "subscribers": 4414,
   "source": 4
  },
  {
   "ts": "2026-08-28T03:47:46.087Z",
   "subscribers": 4418,
   "source": 4
  },
  {
   "ts": "2026-08-30T20:04:43.297Z",
   "subscribers": 4425,
   "source": 4
  },
  {
   "ts": "2026-09-02T09:28:27.230Z",
   "subscribers": 4423,
   "source": 4
  },
  {
   "ts": "2026-09-06T04:19:37.869Z",
   "subscribers": 4440,
   "source": 4
  }
 ]
}