{
 "meta": {
  "dataset": "Subscriber history — @Reading_PDF",
  "channel": "https://tgregister.com/channel/Reading_PDF",
  "retrieved_at": "2026-09-10T03:56:27.679Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-06T21:45:49.231Z",
   "to": "2026-09-07T22:41:13.757Z"
  },
  "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": "2026-08-06T21:45:49.231Z",
   "subscribers": 19032,
   "source": 0
  },
  {
   "ts": "2026-08-07T17:22:05.685Z",
   "subscribers": 19038,
   "source": 4
  },
  {
   "ts": "2026-08-08T17:42:25.847Z",
   "subscribers": 19047,
   "source": 4
  },
  {
   "ts": "2026-08-09T17:41:51.313Z",
   "subscribers": 19043,
   "source": 4
  },
  {
   "ts": "2026-08-10T20:05:35.171Z",
   "subscribers": 19047,
   "source": 4
  },
  {
   "ts": "2026-08-11T22:02:06.065Z",
   "subscribers": 19052,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:06:34.471Z",
   "subscribers": 19061,
   "source": 4
  },
  {
   "ts": "2026-08-13T18:18:59.872Z",
   "subscribers": 19059,
   "source": 4
  },
  {
   "ts": "2026-08-15T01:13:08.274Z",
   "subscribers": 19047,
   "source": 4
  },
  {
   "ts": "2026-08-16T15:22:08.842Z",
   "subscribers": 19038,
   "source": 4
  },
  {
   "ts": "2026-08-16T20:51:25.726Z",
   "subscribers": 19038,
   "source": 1
  },
  {
   "ts": "2026-08-17T19:44:46.225Z",
   "subscribers": 19037,
   "source": 4
  },
  {
   "ts": "2026-08-18T23:17:46.132Z",
   "subscribers": 19046,
   "source": 4
  },
  {
   "ts": "2026-08-20T01:25:14.593Z",
   "subscribers": 19064,
   "source": 4
  },
  {
   "ts": "2026-08-21T00:12:15.298Z",
   "subscribers": 19074,
   "source": 4
  },
  {
   "ts": "2026-08-22T09:24:32.618Z",
   "subscribers": 19088,
   "source": 4
  },
  {
   "ts": "2026-08-24T03:53:56.164Z",
   "subscribers": 19087,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:26:36.287Z",
   "subscribers": 19101,
   "source": 4
  },
  {
   "ts": "2026-08-26T02:53:25.969Z",
   "subscribers": 19107,
   "source": 4
  },
  {
   "ts": "2026-08-27T02:55:50.181Z",
   "subscribers": 19103,
   "source": 4
  },
  {
   "ts": "2026-08-28T00:49:14.215Z",
   "subscribers": 19102,
   "source": 4
  },
  {
   "ts": "2026-08-29T00:13:59.302Z",
   "subscribers": 19098,
   "source": 4
  },
  {
   "ts": "2026-08-29T22:38:55.595Z",
   "subscribers": 19106,
   "source": 4
  },
  {
   "ts": "2026-08-30T21:39:00.815Z",
   "subscribers": 19116,
   "source": 4
  },
  {
   "ts": "2026-08-31T23:37:14.370Z",
   "subscribers": 19127,
   "source": 4
  },
  {
   "ts": "2026-09-02T02:23:39.522Z",
   "subscribers": 19132,
   "source": 4
  },
  {
   "ts": "2026-09-03T07:55:45.445Z",
   "subscribers": 19144,
   "source": 4
  },
  {
   "ts": "2026-09-04T21:41:58.242Z",
   "subscribers": 19137,
   "source": 4
  },
  {
   "ts": "2026-09-07T22:41:13.757Z",
   "subscribers": 19180,
   "source": 4
  }
 ]
}