{
 "meta": {
  "dataset": "Subscriber history — @HowLab",
  "channel": "https://tgregister.com/channel/HowLab",
  "retrieved_at": "2026-09-07T22:00:11.771Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 25,
  "window": {
   "from": "2026-08-07T15:45:48.184Z",
   "to": "2026-09-07T09:20:43.954Z"
  },
  "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": "2026-08-07T15:45:48.184Z",
   "subscribers": 12270,
   "source": 3
  },
  {
   "ts": "2026-08-08T09:32:06.850Z",
   "subscribers": 12282,
   "source": 4
  },
  {
   "ts": "2026-08-09T06:42:56.344Z",
   "subscribers": 12288,
   "source": 4
  },
  {
   "ts": "2026-08-10T10:01:58.697Z",
   "subscribers": 12298,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:42:53.921Z",
   "subscribers": 12306,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:24:23.117Z",
   "subscribers": 12311,
   "source": 4
  },
  {
   "ts": "2026-08-13T16:05:57.942Z",
   "subscribers": 12327,
   "source": 4
  },
  {
   "ts": "2026-08-15T02:44:58.946Z",
   "subscribers": 12350,
   "source": 4
  },
  {
   "ts": "2026-08-16T17:56:26.161Z",
   "subscribers": 12367,
   "source": 4
  },
  {
   "ts": "2026-08-18T17:32:47.925Z",
   "subscribers": 12368,
   "source": 4
  },
  {
   "ts": "2026-08-19T20:03:27.709Z",
   "subscribers": 12367,
   "source": 4
  },
  {
   "ts": "2026-08-20T21:07:28.018Z",
   "subscribers": 12382,
   "source": 4
  },
  {
   "ts": "2026-08-22T08:38:55.486Z",
   "subscribers": 12392,
   "source": 4
  },
  {
   "ts": "2026-08-24T01:03:10.981Z",
   "subscribers": 12400,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:29:23.275Z",
   "subscribers": 12409,
   "source": 4
  },
  {
   "ts": "2026-08-26T06:19:03.635Z",
   "subscribers": 12419,
   "source": 4
  },
  {
   "ts": "2026-08-27T03:11:55.552Z",
   "subscribers": 12435,
   "source": 4
  },
  {
   "ts": "2026-08-28T23:48:54.556Z",
   "subscribers": 12450,
   "source": 4
  },
  {
   "ts": "2026-08-30T01:03:34.144Z",
   "subscribers": 12461,
   "source": 4
  },
  {
   "ts": "2026-08-30T21:34:56.609Z",
   "subscribers": 12465,
   "source": 4
  },
  {
   "ts": "2026-08-31T18:07:54.222Z",
   "subscribers": 12471,
   "source": 4
  },
  {
   "ts": "2026-09-01T20:53:41.447Z",
   "subscribers": 12479,
   "source": 4
  },
  {
   "ts": "2026-09-03T00:24:17.623Z",
   "subscribers": 12477,
   "source": 4
  },
  {
   "ts": "2026-09-04T11:36:53.115Z",
   "subscribers": 12482,
   "source": 4
  },
  {
   "ts": "2026-09-07T09:20:43.954Z",
   "subscribers": 12496,
   "source": 4
  }
 ]
}