{
 "meta": {
  "dataset": "Subscriber history — @grandroad21",
  "channel": "https://tgregister.com/channel/grandroad21",
  "retrieved_at": "2026-09-10T04:39:40.873Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T09:58:13.600Z",
   "to": "2026-09-08T15:40:59.948Z"
  },
  "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": "2026-08-07T09:58:13.600Z",
   "subscribers": 21428,
   "source": 0
  },
  {
   "ts": "2026-08-07T12:45:52.162Z",
   "subscribers": 21438,
   "source": 4
  },
  {
   "ts": "2026-08-08T12:43:45.651Z",
   "subscribers": 21507,
   "source": 4
  },
  {
   "ts": "2026-08-09T16:21:07.336Z",
   "subscribers": 21530,
   "source": 4
  },
  {
   "ts": "2026-08-10T14:21:42.357Z",
   "subscribers": 21549,
   "source": 4
  },
  {
   "ts": "2026-08-11T16:17:28.632Z",
   "subscribers": 21583,
   "source": 4
  },
  {
   "ts": "2026-08-12T18:35:46.968Z",
   "subscribers": 21656,
   "source": 4
  },
  {
   "ts": "2026-08-13T17:54:50.618Z",
   "subscribers": 21690,
   "source": 4
  },
  {
   "ts": "2026-08-15T02:47:16.172Z",
   "subscribers": 21765,
   "source": 4
  },
  {
   "ts": "2026-08-16T01:34:20.213Z",
   "subscribers": 21765,
   "source": 1
  },
  {
   "ts": "2026-08-16T16:05:15.900Z",
   "subscribers": 21821,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:36:10.629Z",
   "subscribers": 21866,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:55:32.909Z",
   "subscribers": 21939,
   "source": 4
  },
  {
   "ts": "2026-08-19T21:57:28.625Z",
   "subscribers": 22031,
   "source": 4
  },
  {
   "ts": "2026-08-20T23:45:20.041Z",
   "subscribers": 22099,
   "source": 4
  },
  {
   "ts": "2026-08-22T04:07:22.409Z",
   "subscribers": 22160,
   "source": 4
  },
  {
   "ts": "2026-08-23T23:33:20.146Z",
   "subscribers": 22203,
   "source": 4
  },
  {
   "ts": "2026-08-25T03:54:17.753Z",
   "subscribers": 22230,
   "source": 4
  },
  {
   "ts": "2026-08-26T04:18:34.904Z",
   "subscribers": 22316,
   "source": 4
  },
  {
   "ts": "2026-08-27T02:57:11.921Z",
   "subscribers": 22406,
   "source": 4
  },
  {
   "ts": "2026-08-28T06:13:25.446Z",
   "subscribers": 22465,
   "source": 4
  },
  {
   "ts": "2026-08-29T06:54:57.278Z",
   "subscribers": 22514,
   "source": 4
  },
  {
   "ts": "2026-08-30T09:43:41.148Z",
   "subscribers": 22531,
   "source": 4
  },
  {
   "ts": "2026-09-01T08:05:20.848Z",
   "subscribers": 22583,
   "source": 4
  },
  {
   "ts": "2026-09-02T06:23:22.052Z",
   "subscribers": 22657,
   "source": 4
  },
  {
   "ts": "2026-09-03T09:23:22.496Z",
   "subscribers": 22703,
   "source": 4
  },
  {
   "ts": "2026-09-05T06:36:40.003Z",
   "subscribers": 22864,
   "source": 4
  },
  {
   "ts": "2026-09-08T15:40:59.948Z",
   "subscribers": 22945,
   "source": 4
  }
 ]
}