{
 "meta": {
  "dataset": "Subscriber history — @ResearchPDF",
  "channel": "https://tgregister.com/channel/ResearchPDF",
  "retrieved_at": "2026-08-29T07:45:08.121Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 20,
  "window": {
   "from": "2026-08-07T18:22:33.107Z",
   "to": "2026-08-28T10:57:19.812Z"
  },
  "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": "2026-08-07T18:22:33.107Z",
   "subscribers": 18613,
   "source": 0
  },
  {
   "ts": "2026-08-08T08:03:09.973Z",
   "subscribers": 18610,
   "source": 4
  },
  {
   "ts": "2026-08-09T06:01:04.358Z",
   "subscribers": 18601,
   "source": 4
  },
  {
   "ts": "2026-08-11T03:31:19.385Z",
   "subscribers": 18591,
   "source": 4
  },
  {
   "ts": "2026-08-12T06:04:45.673Z",
   "subscribers": 18583,
   "source": 4
  },
  {
   "ts": "2026-08-13T05:23:43.813Z",
   "subscribers": 18578,
   "source": 4
  },
  {
   "ts": "2026-08-14T10:19:09.295Z",
   "subscribers": 18576,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:22:37.999Z",
   "subscribers": 18574,
   "source": 4
  },
  {
   "ts": "2026-08-16T21:59:12.695Z",
   "subscribers": 18569,
   "source": 4
  },
  {
   "ts": "2026-08-17T09:29:27.252Z",
   "subscribers": 18569,
   "source": 1
  },
  {
   "ts": "2026-08-18T00:41:45.407Z",
   "subscribers": 18562,
   "source": 4
  },
  {
   "ts": "2026-08-19T01:45:27.246Z",
   "subscribers": 18557,
   "source": 4
  },
  {
   "ts": "2026-08-20T01:34:46.657Z",
   "subscribers": 18555,
   "source": 4
  },
  {
   "ts": "2026-08-20T22:55:05.695Z",
   "subscribers": 18546,
   "source": 4
  },
  {
   "ts": "2026-08-22T11:24:11.063Z",
   "subscribers": 18537,
   "source": 4
  },
  {
   "ts": "2026-08-24T07:03:42.594Z",
   "subscribers": 18528,
   "source": 4
  },
  {
   "ts": "2026-08-25T06:03:00.342Z",
   "subscribers": 18518,
   "source": 4
  },
  {
   "ts": "2026-08-26T06:35:01.780Z",
   "subscribers": 18515,
   "source": 4
  },
  {
   "ts": "2026-08-27T09:38:10.354Z",
   "subscribers": 18507,
   "source": 4
  },
  {
   "ts": "2026-08-28T10:57:19.812Z",
   "subscribers": 18495,
   "source": 4
  }
 ]
}