{
 "meta": {
  "dataset": "Subscriber history — @DrStudyMaterials",
  "channel": "https://tgregister.com/channel/DrStudyMaterials",
  "retrieved_at": "2026-09-13T20:46:04.652Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 30,
  "window": {
   "from": "2026-08-07T01:17:40.300Z",
   "to": "2026-09-12T08:01:32.482Z"
  },
  "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": "2026-08-07T01:17:40.300Z",
   "subscribers": 50094,
   "source": 0
  },
  {
   "ts": "2026-08-07T10:02:57.377Z",
   "subscribers": 50095,
   "source": 4
  },
  {
   "ts": "2026-08-08T11:31:04.142Z",
   "subscribers": 50091,
   "source": 4
  },
  {
   "ts": "2026-08-09T12:41:49.477Z",
   "subscribers": 50094,
   "source": 4
  },
  {
   "ts": "2026-08-10T16:03:59.961Z",
   "subscribers": 50079,
   "source": 4
  },
  {
   "ts": "2026-08-11T19:25:42.837Z",
   "subscribers": 50066,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:23:49.108Z",
   "subscribers": 50066,
   "source": 1
  },
  {
   "ts": "2026-08-12T19:38:30.727Z",
   "subscribers": 50061,
   "source": 4
  },
  {
   "ts": "2026-08-14T03:07:19.140Z",
   "subscribers": 50082,
   "source": 4
  },
  {
   "ts": "2026-08-15T14:56:38.781Z",
   "subscribers": 50071,
   "source": 4
  },
  {
   "ts": "2026-08-16T22:04:54.454Z",
   "subscribers": 50073,
   "source": 4
  },
  {
   "ts": "2026-08-17T23:43:57.364Z",
   "subscribers": 50064,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:44:48.653Z",
   "subscribers": 50058,
   "source": 4
  },
  {
   "ts": "2026-08-20T00:12:10.965Z",
   "subscribers": 50053,
   "source": 4
  },
  {
   "ts": "2026-08-21T02:22:56.985Z",
   "subscribers": 50058,
   "source": 4
  },
  {
   "ts": "2026-08-22T09:38:19.726Z",
   "subscribers": 50072,
   "source": 4
  },
  {
   "ts": "2026-08-24T02:26:58.615Z",
   "subscribers": 50053,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:37:37.444Z",
   "subscribers": 50032,
   "source": 4
  },
  {
   "ts": "2026-08-26T08:14:31.982Z",
   "subscribers": 50022,
   "source": 4
  },
  {
   "ts": "2026-08-27T05:54:46.031Z",
   "subscribers": 50020,
   "source": 4
  },
  {
   "ts": "2026-08-28T03:55:04.929Z",
   "subscribers": 50017,
   "source": 4
  },
  {
   "ts": "2026-08-29T05:27:50.058Z",
   "subscribers": 50003,
   "source": 4
  },
  {
   "ts": "2026-08-30T04:14:03.735Z",
   "subscribers": 49997,
   "source": 4
  },
  {
   "ts": "2026-08-31T03:13:53.526Z",
   "subscribers": 49985,
   "source": 4
  },
  {
   "ts": "2026-09-01T00:28:41.088Z",
   "subscribers": 49975,
   "source": 4
  },
  {
   "ts": "2026-09-02T01:26:26.364Z",
   "subscribers": 49960,
   "source": 4
  },
  {
   "ts": "2026-09-04T11:58:57.728Z",
   "subscribers": 49961,
   "source": 4
  },
  {
   "ts": "2026-09-07T01:57:00.418Z",
   "subscribers": 49995,
   "source": 4
  },
  {
   "ts": "2026-09-10T06:37:42.636Z",
   "subscribers": 49967,
   "source": 4
  },
  {
   "ts": "2026-09-12T08:01:32.482Z",
   "subscribers": 49958,
   "source": 4
  }
 ]
}