{
 "meta": {
  "dataset": "Subscriber history — @instapico",
  "channel": "https://tgregister.com/channel/instapico",
  "retrieved_at": "2026-08-18T19:26:54.440Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 14,
  "window": {
   "from": "2026-08-06T01:17:20.750Z",
   "to": "2026-08-18T17:27:27.245Z"
  },
  "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": "2026-08-06T01:17:20.750Z",
   "subscribers": 1839075,
   "source": 0
  },
  {
   "ts": "2026-08-06T01:30:18.500Z",
   "subscribers": 1839075,
   "source": 3
  },
  {
   "ts": "2026-08-06T08:00:37.293Z",
   "subscribers": 1838898,
   "source": 4
  },
  {
   "ts": "2026-08-07T07:56:43.347Z",
   "subscribers": 1838115,
   "source": 4
  },
  {
   "ts": "2026-08-08T10:36:24.877Z",
   "subscribers": 1837103,
   "source": 4
  },
  {
   "ts": "2026-08-09T11:51:33.628Z",
   "subscribers": 1836273,
   "source": 4
  },
  {
   "ts": "2026-08-10T14:04:09.219Z",
   "subscribers": 1835254,
   "source": 4
  },
  {
   "ts": "2026-08-11T16:52:38.074Z",
   "subscribers": 1834407,
   "source": 4
  },
  {
   "ts": "2026-08-12T17:53:07.907Z",
   "subscribers": 1833650,
   "source": 4
  },
  {
   "ts": "2026-08-13T15:19:05.429Z",
   "subscribers": 1833023,
   "source": 4
  },
  {
   "ts": "2026-08-15T00:25:33.605Z",
   "subscribers": 1832321,
   "source": 4
  },
  {
   "ts": "2026-08-16T14:08:54.208Z",
   "subscribers": 1831186,
   "source": 4
  },
  {
   "ts": "2026-08-17T17:34:33.620Z",
   "subscribers": 1830533,
   "source": 4
  },
  {
   "ts": "2026-08-18T17:27:27.245Z",
   "subscribers": 1829921,
   "source": 4
  }
 ]
}