{
 "meta": {
  "dataset": "Subscriber history — @prtbrt",
  "channel": "https://tgregister.com/channel/prtbrt",
  "retrieved_at": "2026-08-20T22:10:09.308Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 16,
  "window": {
   "from": "2026-08-05T22:33:35.259Z",
   "to": "2026-08-20T11:55:05.380Z"
  },
  "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": "2026-08-05T22:33:35.259Z",
   "subscribers": 15319,
   "source": 0
  },
  {
   "ts": "2026-08-06T02:20:45.436Z",
   "subscribers": 15319,
   "source": 3
  },
  {
   "ts": "2026-08-06T09:50:32.076Z",
   "subscribers": 15317,
   "source": 4
  },
  {
   "ts": "2026-08-07T09:28:11.675Z",
   "subscribers": 15309,
   "source": 4
  },
  {
   "ts": "2026-08-08T06:16:10.534Z",
   "subscribers": 15307,
   "source": 4
  },
  {
   "ts": "2026-08-09T06:42:16.079Z",
   "subscribers": 15303,
   "source": 4
  },
  {
   "ts": "2026-08-10T09:30:48.706Z",
   "subscribers": 15295,
   "source": 4
  },
  {
   "ts": "2026-08-11T05:57:26.709Z",
   "subscribers": 15288,
   "source": 4
  },
  {
   "ts": "2026-08-12T08:02:57.029Z",
   "subscribers": 15280,
   "source": 4
  },
  {
   "ts": "2026-08-13T11:47:52.891Z",
   "subscribers": 15275,
   "source": 4
  },
  {
   "ts": "2026-08-14T21:45:55.795Z",
   "subscribers": 15145,
   "source": 4
  },
  {
   "ts": "2026-08-16T14:52:45.156Z",
   "subscribers": 14909,
   "source": 4
  },
  {
   "ts": "2026-08-17T18:43:27.326Z",
   "subscribers": 14873,
   "source": 4
  },
  {
   "ts": "2026-08-18T15:23:54.823Z",
   "subscribers": 14857,
   "source": 4
  },
  {
   "ts": "2026-08-19T13:23:51.129Z",
   "subscribers": 14848,
   "source": 4
  },
  {
   "ts": "2026-08-20T11:55:05.380Z",
   "subscribers": 14842,
   "source": 4
  }
 ]
}