{
 "meta": {
  "dataset": "Subscriber history — @World_2021_Science",
  "channel": "https://tgregister.com/channel/World_2021_Science",
  "retrieved_at": "2026-09-10T12:06:57.110Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-07T06:16:16.695Z",
   "to": "2026-09-08T05:35:32.358Z"
  },
  "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": "2026-08-07T06:16:16.695Z",
   "subscribers": 1488,
   "source": 3
  },
  {
   "ts": "2026-08-07T08:22:13.703Z",
   "subscribers": 1488,
   "source": 4
  },
  {
   "ts": "2026-08-10T02:02:16.428Z",
   "subscribers": 1489,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:18:17.261Z",
   "subscribers": 1499,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:58:57.195Z",
   "subscribers": 1498,
   "source": 4
  },
  {
   "ts": "2026-08-18T15:35:10.014Z",
   "subscribers": 1493,
   "source": 4
  },
  {
   "ts": "2026-08-21T05:34:34.668Z",
   "subscribers": 1491,
   "source": 4
  },
  {
   "ts": "2026-08-24T17:37:12.212Z",
   "subscribers": 1487,
   "source": 4
  },
  {
   "ts": "2026-08-28T01:58:09.431Z",
   "subscribers": 1488,
   "source": 4
  },
  {
   "ts": "2026-08-30T17:05:14.279Z",
   "subscribers": 1485,
   "source": 4
  },
  {
   "ts": "2026-09-02T19:56:39.215Z",
   "subscribers": 1481,
   "source": 4
  },
  {
   "ts": "2026-09-08T05:35:32.358Z",
   "subscribers": 1480,
   "source": 4
  }
 ]
}