{
 "meta": {
  "dataset": "Subscriber history — @upsc_plan",
  "channel": "https://tgregister.com/channel/upsc_plan",
  "retrieved_at": "2026-09-09T09:53:30.090Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 17,
  "window": {
   "from": "2026-08-19T17:48:51.491Z",
   "to": "2026-09-09T08:38:44.248Z"
  },
  "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": "2026-08-19T17:48:51.491Z",
   "subscribers": 31652,
   "source": 1
  },
  {
   "ts": "2026-08-19T21:05:37.456Z",
   "subscribers": 31652,
   "source": 4
  },
  {
   "ts": "2026-08-20T23:03:32.551Z",
   "subscribers": 31632,
   "source": 4
  },
  {
   "ts": "2026-08-22T05:57:28.369Z",
   "subscribers": 31605,
   "source": 4
  },
  {
   "ts": "2026-08-23T17:17:09.871Z",
   "subscribers": 31567,
   "source": 4
  },
  {
   "ts": "2026-08-25T01:08:48.653Z",
   "subscribers": 31541,
   "source": 4
  },
  {
   "ts": "2026-08-26T02:17:51.711Z",
   "subscribers": 31516,
   "source": 4
  },
  {
   "ts": "2026-08-27T02:03:53.262Z",
   "subscribers": 31506,
   "source": 4
  },
  {
   "ts": "2026-08-27T23:14:00.700Z",
   "subscribers": 31495,
   "source": 4
  },
  {
   "ts": "2026-08-28T22:37:37.036Z",
   "subscribers": 31464,
   "source": 4
  },
  {
   "ts": "2026-08-30T01:02:36.172Z",
   "subscribers": 31456,
   "source": 4
  },
  {
   "ts": "2026-08-31T03:55:15.406Z",
   "subscribers": 31433,
   "source": 4
  },
  {
   "ts": "2026-09-01T06:03:22.881Z",
   "subscribers": 31405,
   "source": 4
  },
  {
   "ts": "2026-09-02T09:36:53.606Z",
   "subscribers": 31407,
   "source": 4
  },
  {
   "ts": "2026-09-03T21:21:59.970Z",
   "subscribers": 31387,
   "source": 4
  },
  {
   "ts": "2026-09-06T02:55:19.234Z",
   "subscribers": 31340,
   "source": 4
  },
  {
   "ts": "2026-09-09T08:38:44.248Z",
   "subscribers": 31285,
   "source": 4
  }
 ]
}