{
 "meta": {
  "dataset": "Subscriber history — @Maths_Reasoning_Group",
  "channel": "https://tgregister.com/channel/Maths_Reasoning_Group",
  "retrieved_at": "2026-09-10T03:18:19.045Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T19:04:18.270Z",
   "to": "2026-09-08T15:58:35.105Z"
  },
  "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": "2026-08-07T19:04:18.270Z",
   "subscribers": 15636,
   "source": 0
  },
  {
   "ts": "2026-08-08T04:55:49.726Z",
   "subscribers": 15627,
   "source": 4
  },
  {
   "ts": "2026-08-09T06:44:53.337Z",
   "subscribers": 15624,
   "source": 4
  },
  {
   "ts": "2026-08-10T03:32:27.267Z",
   "subscribers": 15609,
   "source": 4
  },
  {
   "ts": "2026-08-11T06:58:55.743Z",
   "subscribers": 15601,
   "source": 4
  },
  {
   "ts": "2026-08-12T09:44:25.011Z",
   "subscribers": 15587,
   "source": 4
  },
  {
   "ts": "2026-08-13T07:54:41.341Z",
   "subscribers": 15580,
   "source": 4
  },
  {
   "ts": "2026-08-14T17:33:33.214Z",
   "subscribers": 15569,
   "source": 4
  },
  {
   "ts": "2026-08-16T08:47:13.054Z",
   "subscribers": 15554,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:54:32.082Z",
   "subscribers": 15551,
   "source": 4
  },
  {
   "ts": "2026-08-18T11:52:38.507Z",
   "subscribers": 15536,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:02:21.319Z",
   "subscribers": 15536,
   "source": 1
  },
  {
   "ts": "2026-08-19T12:47:16.866Z",
   "subscribers": 15523,
   "source": 4
  },
  {
   "ts": "2026-08-20T11:13:48.012Z",
   "subscribers": 15516,
   "source": 4
  },
  {
   "ts": "2026-08-21T08:06:23.175Z",
   "subscribers": 15506,
   "source": 4
  },
  {
   "ts": "2026-08-22T21:26:02.404Z",
   "subscribers": 15494,
   "source": 4
  },
  {
   "ts": "2026-08-24T15:09:16.265Z",
   "subscribers": 15476,
   "source": 4
  },
  {
   "ts": "2026-08-25T18:02:33.430Z",
   "subscribers": 15465,
   "source": 4
  },
  {
   "ts": "2026-08-26T19:12:54.636Z",
   "subscribers": 15464,
   "source": 4
  },
  {
   "ts": "2026-08-27T22:16:49.261Z",
   "subscribers": 15451,
   "source": 4
  },
  {
   "ts": "2026-08-28T21:39:05.871Z",
   "subscribers": 15443,
   "source": 4
  },
  {
   "ts": "2026-08-29T23:05:01.279Z",
   "subscribers": 15430,
   "source": 4
  },
  {
   "ts": "2026-08-31T01:45:22.824Z",
   "subscribers": 15421,
   "source": 4
  },
  {
   "ts": "2026-09-01T03:35:50.925Z",
   "subscribers": 15401,
   "source": 4
  },
  {
   "ts": "2026-09-02T04:34:23.500Z",
   "subscribers": 15390,
   "source": 4
  },
  {
   "ts": "2026-09-03T10:44:17.430Z",
   "subscribers": 15384,
   "source": 4
  },
  {
   "ts": "2026-09-05T06:18:42.741Z",
   "subscribers": 15361,
   "source": 4
  },
  {
   "ts": "2026-09-08T15:58:35.105Z",
   "subscribers": 15326,
   "source": 4
  }
 ]
}