{
 "meta": {
  "dataset": "Subscriber history — @b_k_f",
  "channel": "https://tgregister.com/channel/b_k_f",
  "retrieved_at": "2026-08-19T10:34:39.782Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 19,
  "window": {
   "from": "2026-08-11T10:54:25.149Z",
   "to": "2026-08-19T09:24:09.472Z"
  },
  "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": "2026-08-11T10:54:25.149Z",
   "subscribers": 12682,
   "source": 0
  },
  {
   "ts": "2026-08-11T11:00:30.922Z",
   "subscribers": 12682,
   "source": 3
  },
  {
   "ts": "2026-08-11T23:52:30.455Z",
   "subscribers": 12621,
   "source": 4
  },
  {
   "ts": "2026-08-12T02:06:39.026Z",
   "subscribers": 12621,
   "source": 4
  },
  {
   "ts": "2026-08-12T16:04:22.504Z",
   "subscribers": 12584,
   "source": 4
  },
  {
   "ts": "2026-08-13T01:24:15.654Z",
   "subscribers": 12553,
   "source": 4
  },
  {
   "ts": "2026-08-13T05:17:32.028Z",
   "subscribers": 12553,
   "source": 4
  },
  {
   "ts": "2026-08-13T14:17:03.322Z",
   "subscribers": 12539,
   "source": 4
  },
  {
   "ts": "2026-08-14T10:15:34.658Z",
   "subscribers": 12487,
   "source": 4
  },
  {
   "ts": "2026-08-14T10:35:19.434Z",
   "subscribers": 12487,
   "source": 4
  },
  {
   "ts": "2026-08-15T00:37:45.643Z",
   "subscribers": 12435,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:13:39.824Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:35:36.377Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-08-16T17:53:05.257Z",
   "subscribers": 12367,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:24:45.112Z",
   "subscribers": 12310,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:56:40.430Z",
   "subscribers": 12310,
   "source": 4
  },
  {
   "ts": "2026-08-18T08:42:38.252Z",
   "subscribers": 12235,
   "source": 4
  },
  {
   "ts": "2026-08-18T14:26:27.684Z",
   "subscribers": 12235,
   "source": 4
  },
  {
   "ts": "2026-08-19T09:24:09.472Z",
   "subscribers": 12189,
   "source": 4
  }
 ]
}