{
 "meta": {
  "dataset": "Subscriber history — @formula1constructors",
  "channel": "https://tgregister.com/channel/formula1constructors",
  "retrieved_at": "2026-08-18T01:03:19.940Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 14,
  "window": {
   "from": "2026-08-05T22:01:25.091Z",
   "to": "2026-08-17T18:48:52.085Z"
  },
  "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": "2026-08-05T22:01:25.091Z",
   "subscribers": 14316,
   "source": 0
  },
  {
   "ts": "2026-08-06T00:45:18.370Z",
   "subscribers": 14315,
   "source": 4
  },
  {
   "ts": "2026-08-06T02:22:27.647Z",
   "subscribers": 14315,
   "source": 3
  },
  {
   "ts": "2026-08-06T21:58:32.366Z",
   "subscribers": 14304,
   "source": 4
  },
  {
   "ts": "2026-08-07T23:55:35.319Z",
   "subscribers": 14296,
   "source": 4
  },
  {
   "ts": "2026-08-08T21:27:23.558Z",
   "subscribers": 14281,
   "source": 4
  },
  {
   "ts": "2026-08-09T18:12:53.399Z",
   "subscribers": 14275,
   "source": 4
  },
  {
   "ts": "2026-08-10T16:52:16.137Z",
   "subscribers": 14266,
   "source": 4
  },
  {
   "ts": "2026-08-11T17:04:21.886Z",
   "subscribers": 14259,
   "source": 4
  },
  {
   "ts": "2026-08-12T14:45:36.895Z",
   "subscribers": 14245,
   "source": 4
  },
  {
   "ts": "2026-08-13T14:17:12.784Z",
   "subscribers": 14233,
   "source": 4
  },
  {
   "ts": "2026-08-15T01:18:43.420Z",
   "subscribers": 14223,
   "source": 4
  },
  {
   "ts": "2026-08-16T16:19:01.032Z",
   "subscribers": 14211,
   "source": 4
  },
  {
   "ts": "2026-08-17T18:48:52.085Z",
   "subscribers": 14192,
   "source": 4
  }
 ]
}