{
 "meta": {
  "dataset": "Subscriber history — @arch_chat",
  "channel": "https://tgregister.com/channel/arch_chat",
  "retrieved_at": "2026-09-10T13:30:22.563Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 27,
  "window": {
   "from": "2026-08-07T08:11:38.627Z",
   "to": "2026-09-10T07:18:54.229Z"
  },
  "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": "2026-08-07T08:11:38.627Z",
   "subscribers": 11925,
   "source": 0
  },
  {
   "ts": "2026-08-07T22:08:50.698Z",
   "subscribers": 11923,
   "source": 4
  },
  {
   "ts": "2026-08-08T23:51:42.104Z",
   "subscribers": 11927,
   "source": 4
  },
  {
   "ts": "2026-08-09T22:11:59.981Z",
   "subscribers": 11920,
   "source": 4
  },
  {
   "ts": "2026-08-10T22:57:48.342Z",
   "subscribers": 11924,
   "source": 4
  },
  {
   "ts": "2026-08-13T01:15:07.867Z",
   "subscribers": 11920,
   "source": 4
  },
  {
   "ts": "2026-08-14T09:18:09.046Z",
   "subscribers": 11917,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:47:16.942Z",
   "subscribers": 11916,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:04:31.642Z",
   "subscribers": 11915,
   "source": 4
  },
  {
   "ts": "2026-08-18T07:53:13.440Z",
   "subscribers": 11911,
   "source": 4
  },
  {
   "ts": "2026-08-19T10:58:56.602Z",
   "subscribers": 11919,
   "source": 4
  },
  {
   "ts": "2026-08-20T10:02:12.892Z",
   "subscribers": 11922,
   "source": 4
  },
  {
   "ts": "2026-08-20T21:33:00.551Z",
   "subscribers": 11922,
   "source": 1
  },
  {
   "ts": "2026-08-21T07:03:05.092Z",
   "subscribers": 11924,
   "source": 4
  },
  {
   "ts": "2026-08-22T16:48:10.902Z",
   "subscribers": 11921,
   "source": 4
  },
  {
   "ts": "2026-08-24T07:15:03.583Z",
   "subscribers": 11924,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:46:03.498Z",
   "subscribers": 11922,
   "source": 4
  },
  {
   "ts": "2026-08-26T07:43:04.530Z",
   "subscribers": 11917,
   "source": 4
  },
  {
   "ts": "2026-08-27T09:54:48.404Z",
   "subscribers": 11915,
   "source": 4
  },
  {
   "ts": "2026-08-29T14:47:47.069Z",
   "subscribers": 11914,
   "source": 4
  },
  {
   "ts": "2026-08-30T16:54:45.731Z",
   "subscribers": 11919,
   "source": 4
  },
  {
   "ts": "2026-08-31T20:23:02.904Z",
   "subscribers": 11923,
   "source": 4
  },
  {
   "ts": "2026-09-01T21:14:08.251Z",
   "subscribers": 11931,
   "source": 4
  },
  {
   "ts": "2026-09-03T00:25:54.176Z",
   "subscribers": 11930,
   "source": 4
  },
  {
   "ts": "2026-09-04T11:38:05.953Z",
   "subscribers": 11941,
   "source": 4
  },
  {
   "ts": "2026-09-07T02:15:44.912Z",
   "subscribers": 11942,
   "source": 4
  },
  {
   "ts": "2026-09-10T07:18:54.229Z",
   "subscribers": 11947,
   "source": 4
  }
 ]
}