{
 "meta": {
  "dataset": "Subscriber history — @science_central",
  "channel": "https://tgregister.com/channel/science_central",
  "retrieved_at": "2026-09-11T14:51:46.148Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 25,
  "window": {
   "from": "2026-08-12T06:48:32.934Z",
   "to": "2026-09-09T08:38:29.372Z"
  },
  "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": "2026-08-12T06:48:32.934Z",
   "subscribers": 13284,
   "source": 0
  },
  {
   "ts": "2026-08-12T07:00:12.741Z",
   "subscribers": 13284,
   "source": 3
  },
  {
   "ts": "2026-08-12T19:14:19.831Z",
   "subscribers": 13277,
   "source": 4
  },
  {
   "ts": "2026-08-14T02:14:40.273Z",
   "subscribers": 13267,
   "source": 4
  },
  {
   "ts": "2026-08-15T15:22:54.088Z",
   "subscribers": 13251,
   "source": 4
  },
  {
   "ts": "2026-08-16T21:28:24.231Z",
   "subscribers": 13238,
   "source": 4
  },
  {
   "ts": "2026-08-17T20:58:15.630Z",
   "subscribers": 13228,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:28:18.642Z",
   "subscribers": 13211,
   "source": 4
  },
  {
   "ts": "2026-08-19T17:07:38.138Z",
   "subscribers": 13195,
   "source": 4
  },
  {
   "ts": "2026-08-20T13:37:37.694Z",
   "subscribers": 13185,
   "source": 4
  },
  {
   "ts": "2026-08-21T12:59:14.290Z",
   "subscribers": 13178,
   "source": 4
  },
  {
   "ts": "2026-08-23T00:46:15.857Z",
   "subscribers": 13163,
   "source": 4
  },
  {
   "ts": "2026-08-24T17:33:43.703Z",
   "subscribers": 13142,
   "source": 4
  },
  {
   "ts": "2026-08-25T21:02:52.560Z",
   "subscribers": 13124,
   "source": 4
  },
  {
   "ts": "2026-08-26T22:05:43.718Z",
   "subscribers": 13107,
   "source": 4
  },
  {
   "ts": "2026-08-27T20:44:36.071Z",
   "subscribers": 13095,
   "source": 4
  },
  {
   "ts": "2026-08-28T19:36:39.666Z",
   "subscribers": 13091,
   "source": 4
  },
  {
   "ts": "2026-08-29T16:55:36.373Z",
   "subscribers": 13077,
   "source": 4
  },
  {
   "ts": "2026-08-30T14:25:37.981Z",
   "subscribers": 13069,
   "source": 4
  },
  {
   "ts": "2026-08-31T11:35:47.751Z",
   "subscribers": 13057,
   "source": 4
  },
  {
   "ts": "2026-09-01T10:45:26.050Z",
   "subscribers": 13031,
   "source": 4
  },
  {
   "ts": "2026-09-02T10:47:21.701Z",
   "subscribers": 13014,
   "source": 4
  },
  {
   "ts": "2026-09-03T23:38:18.453Z",
   "subscribers": 13009,
   "source": 4
  },
  {
   "ts": "2026-09-06T00:55:13.572Z",
   "subscribers": 12975,
   "source": 4
  },
  {
   "ts": "2026-09-09T08:38:29.372Z",
   "subscribers": 12935,
   "source": 4
  }
 ]
}