{
 "meta": {
  "dataset": "Subscriber history — @bcw520",
  "channel": "https://tgregister.com/channel/bcw520",
  "retrieved_at": "2026-09-09T09:03:48.592Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 20,
  "window": {
   "from": "2026-08-15T18:45:39.269Z",
   "to": "2026-09-08T04:21:47.261Z"
  },
  "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": "2026-08-15T18:45:39.269Z",
   "subscribers": 20280,
   "source": 3
  },
  {
   "ts": "2026-08-17T10:07:56.009Z",
   "subscribers": 19613,
   "source": 4
  },
  {
   "ts": "2026-08-18T09:56:21.113Z",
   "subscribers": 19243,
   "source": 4
  },
  {
   "ts": "2026-08-19T07:56:24.936Z",
   "subscribers": 18774,
   "source": 4
  },
  {
   "ts": "2026-08-20T06:54:53.868Z",
   "subscribers": 18432,
   "source": 4
  },
  {
   "ts": "2026-08-21T04:24:01.785Z",
   "subscribers": 18267,
   "source": 4
  },
  {
   "ts": "2026-08-22T14:42:47.322Z",
   "subscribers": 27887,
   "source": 4
  },
  {
   "ts": "2026-08-24T03:27:48.451Z",
   "subscribers": 27623,
   "source": 4
  },
  {
   "ts": "2026-08-25T04:44:34.528Z",
   "subscribers": 27409,
   "source": 4
  },
  {
   "ts": "2026-08-26T04:24:12.414Z",
   "subscribers": 27036,
   "source": 4
  },
  {
   "ts": "2026-08-27T03:37:28.262Z",
   "subscribers": 26912,
   "source": 4
  },
  {
   "ts": "2026-08-28T02:55:09.106Z",
   "subscribers": 26752,
   "source": 4
  },
  {
   "ts": "2026-08-29T01:47:15.449Z",
   "subscribers": 26323,
   "source": 4
  },
  {
   "ts": "2026-08-29T22:38:02.954Z",
   "subscribers": 26089,
   "source": 4
  },
  {
   "ts": "2026-08-30T23:15:47.623Z",
   "subscribers": 25814,
   "source": 4
  },
  {
   "ts": "2026-08-31T21:04:41.998Z",
   "subscribers": 25767,
   "source": 4
  },
  {
   "ts": "2026-09-01T22:47:48.944Z",
   "subscribers": 25581,
   "source": 4
  },
  {
   "ts": "2026-09-03T08:56:13.358Z",
   "subscribers": 25352,
   "source": 4
  },
  {
   "ts": "2026-09-04T21:42:28.436Z",
   "subscribers": 25169,
   "source": 4
  },
  {
   "ts": "2026-09-08T04:21:47.261Z",
   "subscribers": 24657,
   "source": 4
  }
 ]
}