{
 "meta": {
  "dataset": "Subscriber history — @ChessMaestro",
  "channel": "https://tgregister.com/channel/ChessMaestro",
  "retrieved_at": "2026-08-18T20:25:48.923Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-06T04:27:32.138Z",
   "to": "2026-08-18T14:04:41.739Z"
  },
  "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": "2026-08-06T04:27:32.138Z",
   "subscribers": 44339,
   "source": 0
  },
  {
   "ts": "2026-08-06T04:30:18.435Z",
   "subscribers": 44339,
   "source": 3
  },
  {
   "ts": "2026-08-07T03:33:22.624Z",
   "subscribers": 44344,
   "source": 4
  },
  {
   "ts": "2026-08-08T06:25:34.538Z",
   "subscribers": 44343,
   "source": 4
  },
  {
   "ts": "2026-08-09T03:53:38.228Z",
   "subscribers": 44327,
   "source": 4
  },
  {
   "ts": "2026-08-10T02:02:09.070Z",
   "subscribers": 44333,
   "source": 4
  },
  {
   "ts": "2026-08-11T00:11:25.043Z",
   "subscribers": 44324,
   "source": 4
  },
  {
   "ts": "2026-08-12T00:57:41.575Z",
   "subscribers": 44322,
   "source": 4
  },
  {
   "ts": "2026-08-13T00:33:41.818Z",
   "subscribers": 44321,
   "source": 4
  },
  {
   "ts": "2026-08-14T13:19:09.334Z",
   "subscribers": 44338,
   "source": 4
  },
  {
   "ts": "2026-08-16T02:14:51.178Z",
   "subscribers": 44360,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:47:10.270Z",
   "subscribers": 44375,
   "source": 4
  },
  {
   "ts": "2026-08-18T14:04:41.739Z",
   "subscribers": 44374,
   "source": 4
  }
 ]
}