{
 "meta": {
  "dataset": "Subscriber history — @upsc_cms",
  "channel": "https://tgregister.com/channel/upsc_cms",
  "retrieved_at": "2026-08-29T21:54:52.185Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 21,
  "window": {
   "from": "2026-08-07T13:02:50.250Z",
   "to": "2026-08-28T11:25:01.399Z"
  },
  "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": "2026-08-07T13:02:50.250Z",
   "subscribers": 18208,
   "source": 0
  },
  {
   "ts": "2026-08-07T16:26:27.329Z",
   "subscribers": 18205,
   "source": 4
  },
  {
   "ts": "2026-08-08T16:01:34.445Z",
   "subscribers": 18206,
   "source": 4
  },
  {
   "ts": "2026-08-09T16:33:05.885Z",
   "subscribers": 18184,
   "source": 4
  },
  {
   "ts": "2026-08-10T14:44:09.035Z",
   "subscribers": 18171,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:26:51.423Z",
   "subscribers": 18168,
   "source": 4
  },
  {
   "ts": "2026-08-12T11:28:05.366Z",
   "subscribers": 18160,
   "source": 4
  },
  {
   "ts": "2026-08-13T12:06:50.485Z",
   "subscribers": 18144,
   "source": 4
  },
  {
   "ts": "2026-08-14T22:59:21.998Z",
   "subscribers": 18137,
   "source": 4
  },
  {
   "ts": "2026-08-16T08:28:35.018Z",
   "subscribers": 18125,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:13:01.693Z",
   "subscribers": 18125,
   "source": 1
  },
  {
   "ts": "2026-08-17T17:07:24.674Z",
   "subscribers": 18110,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:27:06.476Z",
   "subscribers": 18097,
   "source": 4
  },
  {
   "ts": "2026-08-19T22:02:04.980Z",
   "subscribers": 18028,
   "source": 4
  },
  {
   "ts": "2026-08-21T01:08:19.585Z",
   "subscribers": 18009,
   "source": 4
  },
  {
   "ts": "2026-08-22T11:54:57.995Z",
   "subscribers": 17998,
   "source": 4
  },
  {
   "ts": "2026-08-24T04:16:19.275Z",
   "subscribers": 17997,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:54:54.712Z",
   "subscribers": 17991,
   "source": 4
  },
  {
   "ts": "2026-08-26T08:57:31.303Z",
   "subscribers": 17989,
   "source": 4
  },
  {
   "ts": "2026-08-27T10:15:57.324Z",
   "subscribers": 17991,
   "source": 4
  },
  {
   "ts": "2026-08-28T11:25:01.399Z",
   "subscribers": 17990,
   "source": 4
  }
 ]
}