{
 "meta": {
  "dataset": "Subscriber history — @derham_ir",
  "channel": "https://tgregister.com/channel/derham_ir",
  "retrieved_at": "2026-09-10T10:05:23.562Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T19:04:24.794Z",
   "to": "2026-09-09T14:37:10.331Z"
  },
  "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": "2026-08-07T19:04:24.794Z",
   "subscribers": 49893,
   "source": 0
  },
  {
   "ts": "2026-08-07T19:15:41.791Z",
   "subscribers": 49893,
   "source": 3
  },
  {
   "ts": "2026-08-08T12:46:42.476Z",
   "subscribers": 49892,
   "source": 4
  },
  {
   "ts": "2026-08-09T09:52:49.793Z",
   "subscribers": 49882,
   "source": 4
  },
  {
   "ts": "2026-08-10T10:23:30.066Z",
   "subscribers": 49871,
   "source": 4
  },
  {
   "ts": "2026-08-11T13:02:32.809Z",
   "subscribers": 49877,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:14:39.453Z",
   "subscribers": 49864,
   "source": 4
  },
  {
   "ts": "2026-08-13T15:36:57.475Z",
   "subscribers": 49855,
   "source": 4
  },
  {
   "ts": "2026-08-14T23:27:24.286Z",
   "subscribers": 49839,
   "source": 4
  },
  {
   "ts": "2026-08-16T14:14:04.609Z",
   "subscribers": 49818,
   "source": 4
  },
  {
   "ts": "2026-08-17T16:55:23.346Z",
   "subscribers": 49805,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:54:25.670Z",
   "subscribers": 49792,
   "source": 4
  },
  {
   "ts": "2026-08-19T18:34:48.876Z",
   "subscribers": 49796,
   "source": 4
  },
  {
   "ts": "2026-08-21T11:53:50.389Z",
   "subscribers": 49785,
   "source": 4
  },
  {
   "ts": "2026-08-22T19:18:04.013Z",
   "subscribers": 49773,
   "source": 4
  },
  {
   "ts": "2026-08-24T08:48:42.430Z",
   "subscribers": 49802,
   "source": 4
  },
  {
   "ts": "2026-08-25T09:56:42.272Z",
   "subscribers": 49788,
   "source": 4
  },
  {
   "ts": "2026-08-26T12:53:26.763Z",
   "subscribers": 49791,
   "source": 4
  },
  {
   "ts": "2026-08-27T12:56:29.652Z",
   "subscribers": 49788,
   "source": 4
  },
  {
   "ts": "2026-08-28T15:14:53.241Z",
   "subscribers": 49785,
   "source": 4
  },
  {
   "ts": "2026-08-29T14:07:21.473Z",
   "subscribers": 49779,
   "source": 4
  },
  {
   "ts": "2026-08-30T11:57:16.148Z",
   "subscribers": 49776,
   "source": 4
  },
  {
   "ts": "2026-08-31T14:55:21.276Z",
   "subscribers": 49773,
   "source": 4
  },
  {
   "ts": "2026-09-01T18:08:06.095Z",
   "subscribers": 49784,
   "source": 4
  },
  {
   "ts": "2026-09-02T17:23:04.331Z",
   "subscribers": 49789,
   "source": 4
  },
  {
   "ts": "2026-09-04T02:16:55.898Z",
   "subscribers": 49793,
   "source": 4
  },
  {
   "ts": "2026-09-06T09:21:19.127Z",
   "subscribers": 49787,
   "source": 4
  },
  {
   "ts": "2026-09-09T14:37:10.331Z",
   "subscribers": 49781,
   "source": 4
  }
 ]
}