{
 "meta": {
  "dataset": "Subscriber history — @iphone_edu",
  "channel": "https://tgregister.com/channel/iphone_edu",
  "retrieved_at": "2026-09-10T07:12:52.286Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-07T21:27:06.896Z",
   "to": "2026-09-07T21:38:46.430Z"
  },
  "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": "2026-08-07T21:27:06.896Z",
   "subscribers": 3123,
   "source": 0
  },
  {
   "ts": "2026-08-07T21:31:15.608Z",
   "subscribers": 3123,
   "source": 3
  },
  {
   "ts": "2026-08-08T13:56:25.231Z",
   "subscribers": 3124,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:07:46.919Z",
   "subscribers": 3128,
   "source": 4
  },
  {
   "ts": "2026-08-15T13:16:11.245Z",
   "subscribers": 3119,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:38:49.523Z",
   "subscribers": 3121,
   "source": 4
  },
  {
   "ts": "2026-08-22T13:52:59.032Z",
   "subscribers": 3123,
   "source": 4
  },
  {
   "ts": "2026-08-25T05:35:49.460Z",
   "subscribers": 3126,
   "source": 4
  },
  {
   "ts": "2026-08-27T22:55:42.683Z",
   "subscribers": 3129,
   "source": 4
  },
  {
   "ts": "2026-08-30T16:44:53.472Z",
   "subscribers": 3127,
   "source": 4
  },
  {
   "ts": "2026-09-03T01:27:27.427Z",
   "subscribers": 3133,
   "source": 4
  },
  {
   "ts": "2026-09-07T21:38:46.430Z",
   "subscribers": 3145,
   "source": 4
  }
 ]
}