{
 "meta": {
  "dataset": "Subscriber history — @PromptChat_GPT",
  "channel": "https://tgregister.com/channel/PromptChat_GPT",
  "retrieved_at": "2026-08-18T00:19:33.749Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-06T06:30:53.578Z",
   "to": "2026-08-17T12:17:00.512Z"
  },
  "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": "2026-08-06T06:30:53.578Z",
   "subscribers": 179108,
   "source": 3
  },
  {
   "ts": "2026-08-07T04:20:14.161Z",
   "subscribers": 174509,
   "source": 4
  },
  {
   "ts": "2026-08-08T04:04:57.742Z",
   "subscribers": 176152,
   "source": 4
  },
  {
   "ts": "2026-08-09T05:55:12.302Z",
   "subscribers": 177510,
   "source": 4
  },
  {
   "ts": "2026-08-10T08:32:45.219Z",
   "subscribers": 179939,
   "source": 4
  },
  {
   "ts": "2026-08-11T05:23:41.456Z",
   "subscribers": 184120,
   "source": 4
  },
  {
   "ts": "2026-08-12T03:32:35.312Z",
   "subscribers": 186929,
   "source": 4
  },
  {
   "ts": "2026-08-13T03:15:18.165Z",
   "subscribers": 189620,
   "source": 4
  },
  {
   "ts": "2026-08-14T12:15:21.526Z",
   "subscribers": 193112,
   "source": 4
  },
  {
   "ts": "2026-08-16T02:06:13.922Z",
   "subscribers": 197699,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:17:00.512Z",
   "subscribers": 199789,
   "source": 4
  }
 ]
}