{
 "meta": {
  "dataset": "Subscriber history — @book_wind",
  "channel": "https://tgregister.com/channel/book_wind",
  "retrieved_at": "2026-09-11T16:22:42.917Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-07T08:46:17.909Z",
   "to": "2026-09-11T01:36:59.571Z"
  },
  "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": "2026-08-07T08:46:17.909Z",
   "subscribers": 3374,
   "source": 3
  },
  {
   "ts": "2026-08-08T06:57:42.633Z",
   "subscribers": 3373,
   "source": 4
  },
  {
   "ts": "2026-08-10T21:53:03.676Z",
   "subscribers": 3361,
   "source": 4
  },
  {
   "ts": "2026-08-13T18:15:47.254Z",
   "subscribers": 3353,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:37:47.342Z",
   "subscribers": 3350,
   "source": 4
  },
  {
   "ts": "2026-08-20T03:51:49.825Z",
   "subscribers": 3468,
   "source": 4
  },
  {
   "ts": "2026-08-23T10:47:56.825Z",
   "subscribers": 3443,
   "source": 4
  },
  {
   "ts": "2026-08-26T11:24:24.080Z",
   "subscribers": 3445,
   "source": 4
  },
  {
   "ts": "2026-08-29T22:06:14.297Z",
   "subscribers": 3432,
   "source": 4
  },
  {
   "ts": "2026-09-01T14:57:07.555Z",
   "subscribers": 3427,
   "source": 4
  },
  {
   "ts": "2026-09-05T17:59:54.347Z",
   "subscribers": 3417,
   "source": 4
  },
  {
   "ts": "2026-09-11T01:36:59.571Z",
   "subscribers": 3406,
   "source": 4
  }
 ]
}