{
 "meta": {
  "dataset": "Subscriber history — @Commerce_Class_11_Notes_Books",
  "channel": "https://tgregister.com/channel/Commerce_Class_11_Notes_Books",
  "retrieved_at": "2026-09-02T23:17:43.972Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 15,
  "window": {
   "from": "2026-08-20T10:45:26.432Z",
   "to": "2026-09-02T17:16:59.894Z"
  },
  "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": "2026-08-20T10:45:26.432Z",
   "subscribers": 11583,
   "source": 0
  },
  {
   "ts": "2026-08-20T21:43:49.461Z",
   "subscribers": 11580,
   "source": 4
  },
  {
   "ts": "2026-08-21T10:48:21.844Z",
   "subscribers": 11580,
   "source": 1
  },
  {
   "ts": "2026-08-22T09:36:29.304Z",
   "subscribers": 11574,
   "source": 4
  },
  {
   "ts": "2026-08-23T22:43:31.387Z",
   "subscribers": 11568,
   "source": 4
  },
  {
   "ts": "2026-08-25T03:54:17.753Z",
   "subscribers": 11559,
   "source": 4
  },
  {
   "ts": "2026-08-26T04:12:52.054Z",
   "subscribers": 11561,
   "source": 4
  },
  {
   "ts": "2026-08-27T02:27:21.600Z",
   "subscribers": 11567,
   "source": 4
  },
  {
   "ts": "2026-08-28T03:47:35.945Z",
   "subscribers": 11573,
   "source": 4
  },
  {
   "ts": "2026-08-29T00:35:11.023Z",
   "subscribers": 11575,
   "source": 4
  },
  {
   "ts": "2026-08-30T00:54:50.823Z",
   "subscribers": 11580,
   "source": 4
  },
  {
   "ts": "2026-08-30T23:07:47.230Z",
   "subscribers": 11594,
   "source": 4
  },
  {
   "ts": "2026-08-31T20:57:59.575Z",
   "subscribers": 11589,
   "source": 4
  },
  {
   "ts": "2026-09-01T18:55:08.538Z",
   "subscribers": 11588,
   "source": 4
  },
  {
   "ts": "2026-09-02T17:16:59.894Z",
   "subscribers": 11582,
   "source": 4
  }
 ]
}