{
 "meta": {
  "dataset": "Subscriber history — @pdfhub_4all",
  "channel": "https://tgregister.com/channel/pdfhub_4all",
  "retrieved_at": "2026-08-19T10:32:35.529Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-07T15:06:36.099Z",
   "to": "2026-08-19T10:06:49.620Z"
  },
  "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": "2026-08-07T15:06:36.099Z",
   "subscribers": 81526,
   "source": 0
  },
  {
   "ts": "2026-08-08T05:02:22.968Z",
   "subscribers": 81570,
   "source": 4
  },
  {
   "ts": "2026-08-09T05:10:58.140Z",
   "subscribers": 81639,
   "source": 4
  },
  {
   "ts": "2026-08-10T02:01:53.306Z",
   "subscribers": 81674,
   "source": 4
  },
  {
   "ts": "2026-08-11T00:21:20.632Z",
   "subscribers": 81709,
   "source": 4
  },
  {
   "ts": "2026-08-11T02:08:28.710Z",
   "subscribers": 81709,
   "source": 1
  },
  {
   "ts": "2026-08-11T21:43:30.224Z",
   "subscribers": 81750,
   "source": 4
  },
  {
   "ts": "2026-08-12T23:02:48.721Z",
   "subscribers": 81766,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:24:15.324Z",
   "subscribers": 81827,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:03:33.524Z",
   "subscribers": 81864,
   "source": 4
  },
  {
   "ts": "2026-08-17T09:44:22.305Z",
   "subscribers": 81834,
   "source": 4
  },
  {
   "ts": "2026-08-18T08:03:05.504Z",
   "subscribers": 81825,
   "source": 4
  },
  {
   "ts": "2026-08-19T10:06:49.620Z",
   "subscribers": 81817,
   "source": 4
  }
 ]
}