{
 "meta": {
  "dataset": "Subscriber history — @cppproglib",
  "channel": "https://tgregister.com/channel/cppproglib",
  "retrieved_at": "2026-08-13T07:06:16.027Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 8,
  "window": {
   "from": "2026-08-06T05:25:13.667Z",
   "to": "2026-08-12T19:43:55.910Z"
  },
  "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": "2026-08-06T05:25:13.667Z",
   "subscribers": 16916,
   "source": 0
  },
  {
   "ts": "2026-08-06T05:30:24.449Z",
   "subscribers": 16916,
   "source": 3
  },
  {
   "ts": "2026-08-07T17:02:51.510Z",
   "subscribers": 16915,
   "source": 4
  },
  {
   "ts": "2026-08-08T18:51:01.488Z",
   "subscribers": 16906,
   "source": 4
  },
  {
   "ts": "2026-08-09T19:11:26.869Z",
   "subscribers": 16903,
   "source": 4
  },
  {
   "ts": "2026-08-10T19:13:09.873Z",
   "subscribers": 16897,
   "source": 4
  },
  {
   "ts": "2026-08-11T21:58:50.368Z",
   "subscribers": 16889,
   "source": 4
  },
  {
   "ts": "2026-08-12T19:43:55.910Z",
   "subscribers": 16894,
   "source": 4
  }
 ]
}