{
 "meta": {
  "dataset": "Subscriber history — @fthkar",
  "channel": "https://tgregister.com/channel/fthkar",
  "retrieved_at": "2026-09-09T18:41:18.335Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-06T08:33:05.225Z",
   "to": "2026-09-07T03:17:01.865Z"
  },
  "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": "2026-08-06T08:33:05.225Z",
   "subscribers": 1617,
   "source": 3
  },
  {
   "ts": "2026-08-07T05:25:52.859Z",
   "subscribers": 1617,
   "source": 4
  },
  {
   "ts": "2026-08-10T13:13:31.303Z",
   "subscribers": 1614,
   "source": 4
  },
  {
   "ts": "2026-08-13T06:26:09.370Z",
   "subscribers": 1613,
   "source": 4
  },
  {
   "ts": "2026-08-16T20:34:48.868Z",
   "subscribers": 1612,
   "source": 4
  },
  {
   "ts": "2026-08-19T14:15:54.466Z",
   "subscribers": 1608,
   "source": 4
  },
  {
   "ts": "2026-08-22T15:58:41.453Z",
   "subscribers": 1605,
   "source": 4
  },
  {
   "ts": "2026-08-25T06:02:37.261Z",
   "subscribers": 1603,
   "source": 4
  },
  {
   "ts": "2026-08-27T23:12:47.126Z",
   "subscribers": 1599,
   "source": 4
  },
  {
   "ts": "2026-08-30T15:37:50.891Z",
   "subscribers": 1593,
   "source": 4
  },
  {
   "ts": "2026-09-02T18:08:16.290Z",
   "subscribers": 1591,
   "source": 4
  },
  {
   "ts": "2026-09-07T03:17:01.865Z",
   "subscribers": 1588,
   "source": 4
  }
 ]
}