{
 "meta": {
  "dataset": "Subscriber history — @bbchat",
  "channel": "https://tgregister.com/channel/bbchat",
  "retrieved_at": "2026-08-28T02:08:37.464Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 21,
  "window": {
   "from": "2026-08-06T08:57:39.013Z",
   "to": "2026-08-27T23:56:53.536Z"
  },
  "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": "2026-08-06T08:57:39.013Z",
   "subscribers": 18551,
   "source": 0
  },
  {
   "ts": "2026-08-06T15:55:30.268Z",
   "subscribers": 18562,
   "source": 4
  },
  {
   "ts": "2026-08-07T12:21:35.158Z",
   "subscribers": 18598,
   "source": 4
  },
  {
   "ts": "2026-08-08T12:05:31.147Z",
   "subscribers": 18590,
   "source": 4
  },
  {
   "ts": "2026-08-09T12:36:57.441Z",
   "subscribers": 18562,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:45:20.030Z",
   "subscribers": 18596,
   "source": 4
  },
  {
   "ts": "2026-08-12T14:25:07.930Z",
   "subscribers": 18672,
   "source": 4
  },
  {
   "ts": "2026-08-13T12:29:14.990Z",
   "subscribers": 18633,
   "source": 4
  },
  {
   "ts": "2026-08-14T20:34:09.811Z",
   "subscribers": 18648,
   "source": 4
  },
  {
   "ts": "2026-08-16T15:03:37.386Z",
   "subscribers": 18642,
   "source": 4
  },
  {
   "ts": "2026-08-17T09:23:33.198Z",
   "subscribers": 18642,
   "source": 1
  },
  {
   "ts": "2026-08-17T17:24:07.938Z",
   "subscribers": 18632,
   "source": 4
  },
  {
   "ts": "2026-08-18T19:56:04.950Z",
   "subscribers": 18642,
   "source": 4
  },
  {
   "ts": "2026-08-19T21:44:38.088Z",
   "subscribers": 18637,
   "source": 4
  },
  {
   "ts": "2026-08-20T18:18:02.178Z",
   "subscribers": 18628,
   "source": 4
  },
  {
   "ts": "2026-08-22T01:58:08.498Z",
   "subscribers": 18654,
   "source": 4
  },
  {
   "ts": "2026-08-23T12:57:52.867Z",
   "subscribers": 18648,
   "source": 4
  },
  {
   "ts": "2026-08-24T23:43:48.078Z",
   "subscribers": 18690,
   "source": 4
  },
  {
   "ts": "2026-08-25T21:44:22.315Z",
   "subscribers": 18713,
   "source": 4
  },
  {
   "ts": "2026-08-26T21:46:05.710Z",
   "subscribers": 18732,
   "source": 4
  },
  {
   "ts": "2026-08-27T23:56:53.536Z",
   "subscribers": 18794,
   "source": 4
  }
 ]
}