{
 "meta": {
  "dataset": "Subscriber history — @constantinkogan",
  "channel": "https://tgregister.com/channel/constantinkogan",
  "retrieved_at": "2026-09-12T09:47:22.724Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 29,
  "window": {
   "from": "2026-08-06T20:18:37.900Z",
   "to": "2026-09-11T23:58:42.072Z"
  },
  "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": "2026-08-06T20:18:37.900Z",
   "subscribers": 39182,
   "source": 3
  },
  {
   "ts": "2026-08-07T17:36:51.592Z",
   "subscribers": 38726,
   "source": 4
  },
  {
   "ts": "2026-08-08T19:04:01.004Z",
   "subscribers": 37941,
   "source": 4
  },
  {
   "ts": "2026-08-09T19:51:06.828Z",
   "subscribers": 37497,
   "source": 4
  },
  {
   "ts": "2026-08-10T22:01:19.768Z",
   "subscribers": 36998,
   "source": 4
  },
  {
   "ts": "2026-08-12T01:33:33.370Z",
   "subscribers": 33838,
   "source": 4
  },
  {
   "ts": "2026-08-13T01:53:59.998Z",
   "subscribers": 32510,
   "source": 4
  },
  {
   "ts": "2026-08-14T14:28:16.354Z",
   "subscribers": 31964,
   "source": 4
  },
  {
   "ts": "2026-08-16T04:36:02.132Z",
   "subscribers": 31106,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:19:14.686Z",
   "subscribers": 30507,
   "source": 4
  },
  {
   "ts": "2026-08-18T12:38:41.102Z",
   "subscribers": 30057,
   "source": 4
  },
  {
   "ts": "2026-08-19T09:54:12.651Z",
   "subscribers": 29769,
   "source": 4
  },
  {
   "ts": "2026-08-20T07:57:57.208Z",
   "subscribers": 34469,
   "source": 4
  },
  {
   "ts": "2026-08-21T08:13:41.058Z",
   "subscribers": 34326,
   "source": 4
  },
  {
   "ts": "2026-08-22T21:18:03.018Z",
   "subscribers": 33872,
   "source": 4
  },
  {
   "ts": "2026-08-24T12:08:35.394Z",
   "subscribers": 33378,
   "source": 4
  },
  {
   "ts": "2026-08-25T13:14:53.372Z",
   "subscribers": 33214,
   "source": 4
  },
  {
   "ts": "2026-08-26T13:42:16.774Z",
   "subscribers": 32848,
   "source": 4
  },
  {
   "ts": "2026-08-27T12:47:53.356Z",
   "subscribers": 32750,
   "source": 4
  },
  {
   "ts": "2026-08-28T12:23:07.786Z",
   "subscribers": 32563,
   "source": 4
  },
  {
   "ts": "2026-08-29T09:46:16.159Z",
   "subscribers": 32040,
   "source": 4
  },
  {
   "ts": "2026-08-30T11:07:59.612Z",
   "subscribers": 31465,
   "source": 4
  },
  {
   "ts": "2026-08-31T12:23:31.465Z",
   "subscribers": 31357,
   "source": 4
  },
  {
   "ts": "2026-09-01T12:04:59.689Z",
   "subscribers": 31111,
   "source": 4
  },
  {
   "ts": "2026-09-02T16:26:52.497Z",
   "subscribers": 30775,
   "source": 4
  },
  {
   "ts": "2026-09-04T01:00:18.847Z",
   "subscribers": 30598,
   "source": 4
  },
  {
   "ts": "2026-09-06T08:41:02.030Z",
   "subscribers": 30236,
   "source": 4
  },
  {
   "ts": "2026-09-09T12:58:21.999Z",
   "subscribers": 29743,
   "source": 4
  },
  {
   "ts": "2026-09-11T23:58:42.072Z",
   "subscribers": 28895,
   "source": 4
  }
 ]
}