{
 "meta": {
  "dataset": "Subscriber history — @spstudychannel1",
  "channel": "https://tgregister.com/channel/spstudychannel1",
  "retrieved_at": "2026-09-10T04:45:42.883Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-07T18:07:15.431Z",
   "to": "2026-09-08T17:18:25.589Z"
  },
  "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": "2026-08-07T18:07:15.431Z",
   "subscribers": 10455,
   "source": 0
  },
  {
   "ts": "2026-08-07T19:31:17.998Z",
   "subscribers": 10447,
   "source": 4
  },
  {
   "ts": "2026-08-08T23:04:25.719Z",
   "subscribers": 10439,
   "source": 4
  },
  {
   "ts": "2026-08-09T20:55:51.012Z",
   "subscribers": 10435,
   "source": 4
  },
  {
   "ts": "2026-08-10T18:01:09.844Z",
   "subscribers": 10431,
   "source": 4
  },
  {
   "ts": "2026-08-11T16:52:17.792Z",
   "subscribers": 10419,
   "source": 4
  },
  {
   "ts": "2026-08-12T19:48:51.084Z",
   "subscribers": 10409,
   "source": 4
  },
  {
   "ts": "2026-08-13T18:06:56.958Z",
   "subscribers": 10402,
   "source": 4
  },
  {
   "ts": "2026-08-15T01:36:25.444Z",
   "subscribers": 10399,
   "source": 4
  },
  {
   "ts": "2026-08-16T18:05:50.481Z",
   "subscribers": 10388,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:54:18.900Z",
   "subscribers": 10371,
   "source": 4
  },
  {
   "ts": "2026-08-18T21:12:25.595Z",
   "subscribers": 10366,
   "source": 4
  },
  {
   "ts": "2026-08-19T19:54:10.641Z",
   "subscribers": 10356,
   "source": 4
  },
  {
   "ts": "2026-08-20T16:56:27.855Z",
   "subscribers": 10345,
   "source": 4
  },
  {
   "ts": "2026-08-22T01:48:29.590Z",
   "subscribers": 10328,
   "source": 4
  },
  {
   "ts": "2026-08-22T20:09:58.878Z",
   "subscribers": 10328,
   "source": 1
  },
  {
   "ts": "2026-08-23T14:13:01.438Z",
   "subscribers": 10317,
   "source": 4
  },
  {
   "ts": "2026-08-25T00:47:32.087Z",
   "subscribers": 10304,
   "source": 4
  },
  {
   "ts": "2026-08-25T23:11:50.429Z",
   "subscribers": 10294,
   "source": 4
  },
  {
   "ts": "2026-08-26T19:54:18.977Z",
   "subscribers": 10283,
   "source": 4
  },
  {
   "ts": "2026-08-27T21:04:05.224Z",
   "subscribers": 10279,
   "source": 4
  },
  {
   "ts": "2026-08-29T00:25:44.035Z",
   "subscribers": 10275,
   "source": 4
  },
  {
   "ts": "2026-08-30T03:04:26.903Z",
   "subscribers": 10264,
   "source": 4
  },
  {
   "ts": "2026-08-31T03:58:36.970Z",
   "subscribers": 10248,
   "source": 4
  },
  {
   "ts": "2026-09-01T05:36:49.572Z",
   "subscribers": 10241,
   "source": 4
  },
  {
   "ts": "2026-09-02T05:12:36.071Z",
   "subscribers": 10232,
   "source": 4
  },
  {
   "ts": "2026-09-03T10:48:39.942Z",
   "subscribers": 10213,
   "source": 4
  },
  {
   "ts": "2026-09-05T08:41:49.350Z",
   "subscribers": 10203,
   "source": 4
  },
  {
   "ts": "2026-09-08T17:18:25.589Z",
   "subscribers": 10162,
   "source": 4
  }
 ]
}