{
 "meta": {
  "dataset": "Subscriber history — @Physics_Notes_Class_11th_12th",
  "channel": "https://tgregister.com/channel/Physics_Notes_Class_11th_12th",
  "retrieved_at": "2026-09-10T11:50:16.743Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T05:17:32.335Z",
   "to": "2026-09-08T09:20:34.675Z"
  },
  "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": "2026-08-07T05:17:32.335Z",
   "subscribers": 61140,
   "source": 0
  },
  {
   "ts": "2026-08-08T04:26:18.767Z",
   "subscribers": 61169,
   "source": 4
  },
  {
   "ts": "2026-08-09T07:52:46.635Z",
   "subscribers": 61214,
   "source": 4
  },
  {
   "ts": "2026-08-10T08:18:11.888Z",
   "subscribers": 61221,
   "source": 4
  },
  {
   "ts": "2026-08-11T09:26:13.912Z",
   "subscribers": 61197,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:58:05.605Z",
   "subscribers": 61197,
   "source": 1
  },
  {
   "ts": "2026-08-12T09:46:45.766Z",
   "subscribers": 61208,
   "source": 4
  },
  {
   "ts": "2026-08-13T08:56:38.010Z",
   "subscribers": 61250,
   "source": 4
  },
  {
   "ts": "2026-08-14T20:48:21.022Z",
   "subscribers": 61233,
   "source": 4
  },
  {
   "ts": "2026-08-16T08:16:39.006Z",
   "subscribers": 61200,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:16:22.990Z",
   "subscribers": 61211,
   "source": 4
  },
  {
   "ts": "2026-08-18T10:22:03.093Z",
   "subscribers": 61204,
   "source": 4
  },
  {
   "ts": "2026-08-19T06:52:48.194Z",
   "subscribers": 61220,
   "source": 4
  },
  {
   "ts": "2026-08-20T07:15:45.305Z",
   "subscribers": 61244,
   "source": 4
  },
  {
   "ts": "2026-08-21T05:13:16.120Z",
   "subscribers": 61284,
   "source": 4
  },
  {
   "ts": "2026-08-22T11:55:51.257Z",
   "subscribers": 61305,
   "source": 4
  },
  {
   "ts": "2026-08-24T06:17:59.513Z",
   "subscribers": 61306,
   "source": 4
  },
  {
   "ts": "2026-08-25T08:23:55.373Z",
   "subscribers": 61259,
   "source": 4
  },
  {
   "ts": "2026-08-26T10:12:57.822Z",
   "subscribers": 61252,
   "source": 4
  },
  {
   "ts": "2026-08-27T12:14:10.879Z",
   "subscribers": 61238,
   "source": 4
  },
  {
   "ts": "2026-08-28T09:03:02.514Z",
   "subscribers": 61241,
   "source": 4
  },
  {
   "ts": "2026-08-29T06:49:17.698Z",
   "subscribers": 61224,
   "source": 4
  },
  {
   "ts": "2026-08-30T05:28:41.739Z",
   "subscribers": 61201,
   "source": 4
  },
  {
   "ts": "2026-09-01T00:46:54.274Z",
   "subscribers": 61187,
   "source": 4
  },
  {
   "ts": "2026-09-02T04:12:14.694Z",
   "subscribers": 61087,
   "source": 4
  },
  {
   "ts": "2026-09-03T09:35:47.303Z",
   "subscribers": 61074,
   "source": 4
  },
  {
   "ts": "2026-09-05T02:57:27.030Z",
   "subscribers": 61084,
   "source": 4
  },
  {
   "ts": "2026-09-08T09:20:34.675Z",
   "subscribers": 61466,
   "source": 4
  }
 ]
}