{
 "meta": {
  "dataset": "Subscriber history — @Send2KindleBot",
  "channel": "https://tgregister.com/channel/Send2KindleBot",
  "retrieved_at": "2026-09-12T03:57:53.448Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 19,
  "window": {
   "from": "2026-08-07T00:01:39.437Z",
   "to": "2026-09-10T22:18:11.031Z"
  },
  "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": "2026-08-07T00:01:39.437Z",
   "subscribers": 21415,
   "source": 0
  },
  {
   "ts": "2026-08-09T17:22:38.482Z",
   "subscribers": 21567,
   "source": 4
  },
  {
   "ts": "2026-08-11T16:36:29.058Z",
   "subscribers": 21707,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:18:16.414Z",
   "subscribers": 21793,
   "source": 4
  },
  {
   "ts": "2026-08-15T16:37:01.834Z",
   "subscribers": 21973,
   "source": 4
  },
  {
   "ts": "2026-08-15T20:46:35.799Z",
   "subscribers": 21973,
   "source": 1
  },
  {
   "ts": "2026-08-17T22:12:55.527Z",
   "subscribers": 21977,
   "source": 4
  },
  {
   "ts": "2026-08-19T00:35:09.362Z",
   "subscribers": 22212,
   "source": 4
  },
  {
   "ts": "2026-08-19T23:56:11.864Z",
   "subscribers": 22257,
   "source": 4
  },
  {
   "ts": "2026-08-24T03:39:06.779Z",
   "subscribers": 22293,
   "source": 4
  },
  {
   "ts": "2026-08-26T07:44:04.873Z",
   "subscribers": 22282,
   "source": 4
  },
  {
   "ts": "2026-08-27T04:12:23.458Z",
   "subscribers": 21984,
   "source": 4
  },
  {
   "ts": "2026-08-30T02:18:31.404Z",
   "subscribers": 22223,
   "source": 4
  },
  {
   "ts": "2026-08-31T01:14:52.641Z",
   "subscribers": 22131,
   "source": 4
  },
  {
   "ts": "2026-08-31T22:35:51.825Z",
   "subscribers": 22098,
   "source": 4
  },
  {
   "ts": "2026-09-03T06:24:18.474Z",
   "subscribers": 22159,
   "source": 4
  },
  {
   "ts": "2026-09-04T19:41:23.233Z",
   "subscribers": 22034,
   "source": 4
  },
  {
   "ts": "2026-09-07T20:57:48.662Z",
   "subscribers": 21937,
   "source": 4
  },
  {
   "ts": "2026-09-10T22:18:11.031Z",
   "subscribers": 21922,
   "source": 4
  }
 ]
}