{
 "meta": {
  "dataset": "Subscriber history — @mark_tod",
  "channel": "https://tgregister.com/channel/mark_tod",
  "retrieved_at": "2026-08-18T19:11:59.915Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-07T08:54:59.170Z",
   "to": "2026-08-18T13:24:44.507Z"
  },
  "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": "2026-08-07T08:54:59.170Z",
   "subscribers": 24854,
   "source": 0
  },
  {
   "ts": "2026-08-07T09:00:34.162Z",
   "subscribers": 24854,
   "source": 3
  },
  {
   "ts": "2026-08-07T10:55:58.665Z",
   "subscribers": 24853,
   "source": 4
  },
  {
   "ts": "2026-08-08T07:48:18.015Z",
   "subscribers": 24835,
   "source": 4
  },
  {
   "ts": "2026-08-09T04:21:20.404Z",
   "subscribers": 24828,
   "source": 4
  },
  {
   "ts": "2026-08-10T03:11:49.009Z",
   "subscribers": 24820,
   "source": 4
  },
  {
   "ts": "2026-08-10T23:42:58.206Z",
   "subscribers": 24802,
   "source": 4
  },
  {
   "ts": "2026-08-11T21:52:38.828Z",
   "subscribers": 24787,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:34:54.930Z",
   "subscribers": 24768,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:06:43.964Z",
   "subscribers": 24753,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:45:50.854Z",
   "subscribers": 24721,
   "source": 4
  },
  {
   "ts": "2026-08-17T11:14:00.784Z",
   "subscribers": 24697,
   "source": 4
  },
  {
   "ts": "2026-08-18T13:24:44.507Z",
   "subscribers": 24684,
   "source": 4
  }
 ]
}