{
 "meta": {
  "dataset": "Subscriber history — @RussianPDF",
  "channel": "https://tgregister.com/channel/RussianPDF",
  "retrieved_at": "2026-08-27T19:24:35.904Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 21,
  "window": {
   "from": "2026-08-06T03:48:49.319Z",
   "to": "2026-08-27T05:26:09.309Z"
  },
  "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": "2026-08-06T03:48:49.319Z",
   "subscribers": 15907,
   "source": 0
  },
  {
   "ts": "2026-08-06T18:00:27.257Z",
   "subscribers": 15908,
   "source": 4
  },
  {
   "ts": "2026-08-07T20:17:39.876Z",
   "subscribers": 15895,
   "source": 4
  },
  {
   "ts": "2026-08-08T17:38:28.841Z",
   "subscribers": 15888,
   "source": 4
  },
  {
   "ts": "2026-08-09T16:21:24.742Z",
   "subscribers": 15891,
   "source": 4
  },
  {
   "ts": "2026-08-10T16:16:54.520Z",
   "subscribers": 15888,
   "source": 4
  },
  {
   "ts": "2026-08-11T17:22:06.118Z",
   "subscribers": 15881,
   "source": 4
  },
  {
   "ts": "2026-08-12T17:33:38.906Z",
   "subscribers": 15888,
   "source": 4
  },
  {
   "ts": "2026-08-13T17:16:24.509Z",
   "subscribers": 15874,
   "source": 4
  },
  {
   "ts": "2026-08-15T01:35:38.880Z",
   "subscribers": 15865,
   "source": 4
  },
  {
   "ts": "2026-08-16T17:55:45.966Z",
   "subscribers": 15853,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:25:23.382Z",
   "subscribers": 15846,
   "source": 4
  },
  {
   "ts": "2026-08-18T10:33:48.892Z",
   "subscribers": 15846,
   "source": 1
  },
  {
   "ts": "2026-08-18T22:36:08.379Z",
   "subscribers": 15843,
   "source": 4
  },
  {
   "ts": "2026-08-20T01:56:46.807Z",
   "subscribers": 15844,
   "source": 4
  },
  {
   "ts": "2026-08-21T01:12:32.076Z",
   "subscribers": 15845,
   "source": 4
  },
  {
   "ts": "2026-08-22T08:55:35.456Z",
   "subscribers": 15841,
   "source": 4
  },
  {
   "ts": "2026-08-24T03:55:36.531Z",
   "subscribers": 15827,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:45:00.932Z",
   "subscribers": 15822,
   "source": 4
  },
  {
   "ts": "2026-08-26T04:02:34.141Z",
   "subscribers": 15824,
   "source": 4
  },
  {
   "ts": "2026-08-27T05:26:09.309Z",
   "subscribers": 15823,
   "source": 4
  }
 ]
}