{
 "meta": {
  "dataset": "Subscriber history — @pdfdrive",
  "channel": "https://tgregister.com/channel/pdfdrive",
  "retrieved_at": "2026-09-10T13:46:30.298Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 17,
  "window": {
   "from": "2026-08-06T07:05:10.337Z",
   "to": "2026-09-09T15:01:35.123Z"
  },
  "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": "2026-08-06T07:05:10.337Z",
   "subscribers": 9964,
   "source": 0
  },
  {
   "ts": "2026-08-07T04:14:50.205Z",
   "subscribers": 9965,
   "source": 4
  },
  {
   "ts": "2026-08-10T13:22:56.689Z",
   "subscribers": 9972,
   "source": 4
  },
  {
   "ts": "2026-08-13T07:28:30.739Z",
   "subscribers": 9981,
   "source": 4
  },
  {
   "ts": "2026-08-16T21:17:20.429Z",
   "subscribers": 9984,
   "source": 4
  },
  {
   "ts": "2026-08-20T04:33:38.832Z",
   "subscribers": 9993,
   "source": 4
  },
  {
   "ts": "2026-08-22T21:37:04.147Z",
   "subscribers": 9993,
   "source": 1
  },
  {
   "ts": "2026-08-23T09:58:26.606Z",
   "subscribers": 9988,
   "source": 4
  },
  {
   "ts": "2026-08-25T23:41:57.174Z",
   "subscribers": 10002,
   "source": 4
  },
  {
   "ts": "2026-08-26T23:16:34.253Z",
   "subscribers": 9999,
   "source": 4
  },
  {
   "ts": "2026-08-29T14:34:36.697Z",
   "subscribers": 10012,
   "source": 4
  },
  {
   "ts": "2026-08-30T14:47:29.575Z",
   "subscribers": 10018,
   "source": 4
  },
  {
   "ts": "2026-08-31T13:42:30.219Z",
   "subscribers": 10021,
   "source": 4
  },
  {
   "ts": "2026-09-01T11:18:22.013Z",
   "subscribers": 10022,
   "source": 4
  },
  {
   "ts": "2026-09-02T13:05:44.966Z",
   "subscribers": 10019,
   "source": 4
  },
  {
   "ts": "2026-09-03T20:22:30.677Z",
   "subscribers": 10022,
   "source": 4
  },
  {
   "ts": "2026-09-09T15:01:35.123Z",
   "subscribers": 10030,
   "source": 4
  }
 ]
}