{
 "meta": {
  "dataset": "Subscriber history — @aiyuan621",
  "channel": "https://tgregister.com/channel/aiyuan621",
  "retrieved_at": "2026-09-16T12:39:20.274Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-07T16:03:22.995Z",
   "to": "2026-09-14T08:59:44.723Z"
  },
  "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": "2026-08-07T16:03:22.995Z",
   "subscribers": 3251,
   "source": 3
  },
  {
   "ts": "2026-08-07T18:08:50.486Z",
   "subscribers": 3251,
   "source": 4
  },
  {
   "ts": "2026-08-10T13:57:20.166Z",
   "subscribers": 3238,
   "source": 4
  },
  {
   "ts": "2026-08-13T09:58:52.889Z",
   "subscribers": 3230,
   "source": 4
  },
  {
   "ts": "2026-08-16T21:06:43.124Z",
   "subscribers": 3202,
   "source": 4
  },
  {
   "ts": "2026-08-19T21:03:50.781Z",
   "subscribers": 3183,
   "source": 4
  },
  {
   "ts": "2026-08-23T18:26:18.056Z",
   "subscribers": 3158,
   "source": 4
  },
  {
   "ts": "2026-08-26T17:53:55.984Z",
   "subscribers": 3133,
   "source": 4
  },
  {
   "ts": "2026-08-29T18:08:06.586Z",
   "subscribers": 3105,
   "source": 4
  },
  {
   "ts": "2026-09-01T23:45:15.548Z",
   "subscribers": 3085,
   "source": 4
  },
  {
   "ts": "2026-09-05T16:00:26.116Z",
   "subscribers": 3066,
   "source": 4
  },
  {
   "ts": "2026-09-10T11:36:44.596Z",
   "subscribers": 3039,
   "source": 4
  },
  {
   "ts": "2026-09-14T08:59:44.723Z",
   "subscribers": 3016,
   "source": 4
  }
 ]
}