{
 "meta": {
  "dataset": "Subscriber history — @PSU_Group",
  "channel": "https://tgregister.com/channel/PSU_Group",
  "retrieved_at": "2026-09-12T14:38:42.163Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-07T19:10:02.628Z",
   "to": "2026-09-11T10:00:09.083Z"
  },
  "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": "2026-08-07T19:10:02.628Z",
   "subscribers": 19605,
   "source": 0
  },
  {
   "ts": "2026-08-08T13:37:33.629Z",
   "subscribers": 19623,
   "source": 4
  },
  {
   "ts": "2026-08-09T14:13:26.974Z",
   "subscribers": 19662,
   "source": 4
  },
  {
   "ts": "2026-08-10T17:11:54.697Z",
   "subscribers": 19684,
   "source": 4
  },
  {
   "ts": "2026-08-11T14:43:41.907Z",
   "subscribers": 19707,
   "source": 4
  },
  {
   "ts": "2026-08-12T13:26:55.946Z",
   "subscribers": 19742,
   "source": 4
  },
  {
   "ts": "2026-08-13T17:18:49.649Z",
   "subscribers": 19783,
   "source": 4
  },
  {
   "ts": "2026-08-15T00:54:51.935Z",
   "subscribers": 19800,
   "source": 4
  },
  {
   "ts": "2026-08-16T17:28:52.783Z",
   "subscribers": 19817,
   "source": 4
  },
  {
   "ts": "2026-08-16T19:40:17.431Z",
   "subscribers": 19817,
   "source": 1
  },
  {
   "ts": "2026-08-17T18:36:10.750Z",
   "subscribers": 19848,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:15:50.482Z",
   "subscribers": 19895,
   "source": 4
  },
  {
   "ts": "2026-08-19T22:25:47.741Z",
   "subscribers": 19927,
   "source": 4
  },
  {
   "ts": "2026-08-20T21:55:07.835Z",
   "subscribers": 19924,
   "source": 4
  },
  {
   "ts": "2026-08-22T10:04:25.921Z",
   "subscribers": 19933,
   "source": 4
  },
  {
   "ts": "2026-08-24T01:44:10.676Z",
   "subscribers": 19962,
   "source": 4
  },
  {
   "ts": "2026-08-25T04:04:17.912Z",
   "subscribers": 19956,
   "source": 4
  },
  {
   "ts": "2026-08-26T06:02:38.318Z",
   "subscribers": 19948,
   "source": 4
  },
  {
   "ts": "2026-08-27T09:34:52.604Z",
   "subscribers": 19940,
   "source": 4
  },
  {
   "ts": "2026-08-28T07:34:40.465Z",
   "subscribers": 19942,
   "source": 4
  },
  {
   "ts": "2026-08-29T08:53:05.750Z",
   "subscribers": 19950,
   "source": 4
  },
  {
   "ts": "2026-08-30T09:43:49.563Z",
   "subscribers": 19949,
   "source": 4
  },
  {
   "ts": "2026-08-31T09:37:50.063Z",
   "subscribers": 19973,
   "source": 4
  },
  {
   "ts": "2026-09-01T08:28:00.277Z",
   "subscribers": 19970,
   "source": 4
  },
  {
   "ts": "2026-09-02T06:34:48.937Z",
   "subscribers": 19977,
   "source": 4
  },
  {
   "ts": "2026-09-03T13:18:03.459Z",
   "subscribers": 19986,
   "source": 4
  },
  {
   "ts": "2026-09-05T10:38:57.087Z",
   "subscribers": 20014,
   "source": 4
  },
  {
   "ts": "2026-09-08T15:16:55.578Z",
   "subscribers": 20052,
   "source": 4
  },
  {
   "ts": "2026-09-11T10:00:09.083Z",
   "subscribers": 20077,
   "source": 4
  }
 ]
}