{
 "meta": {
  "dataset": "Subscriber history — @back1990",
  "channel": "https://tgregister.com/channel/back1990",
  "retrieved_at": "2026-08-28T20:59:47.255Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 18,
  "window": {
   "from": "2026-08-07T08:26:20.952Z",
   "to": "2026-08-27T10:34:23.623Z"
  },
  "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": "2026-08-07T08:26:20.952Z",
   "subscribers": 12362,
   "source": 0
  },
  {
   "ts": "2026-08-08T18:22:07.451Z",
   "subscribers": 12359,
   "source": 4
  },
  {
   "ts": "2026-08-09T15:22:31.984Z",
   "subscribers": 12357,
   "source": 4
  },
  {
   "ts": "2026-08-10T16:52:28.412Z",
   "subscribers": 12355,
   "source": 4
  },
  {
   "ts": "2026-08-11T16:56:34.042Z",
   "subscribers": 12354,
   "source": 4
  },
  {
   "ts": "2026-08-12T15:24:10.332Z",
   "subscribers": 12350,
   "source": 4
  },
  {
   "ts": "2026-08-13T13:47:10.973Z",
   "subscribers": 12348,
   "source": 4
  },
  {
   "ts": "2026-08-14T21:46:27.522Z",
   "subscribers": 12341,
   "source": 4
  },
  {
   "ts": "2026-08-17T14:55:16.939Z",
   "subscribers": 12339,
   "source": 4
  },
  {
   "ts": "2026-08-19T17:09:11.612Z",
   "subscribers": 12334,
   "source": 4
  },
  {
   "ts": "2026-08-20T16:46:54.299Z",
   "subscribers": 12332,
   "source": 4
  },
  {
   "ts": "2026-08-20T20:04:02.164Z",
   "subscribers": 12332,
   "source": 1
  },
  {
   "ts": "2026-08-21T14:58:08.378Z",
   "subscribers": 12331,
   "source": 4
  },
  {
   "ts": "2026-08-22T21:48:15.813Z",
   "subscribers": 12326,
   "source": 4
  },
  {
   "ts": "2026-08-24T14:14:29.595Z",
   "subscribers": 12322,
   "source": 4
  },
  {
   "ts": "2026-08-25T14:59:15.427Z",
   "subscribers": 12318,
   "source": 4
  },
  {
   "ts": "2026-08-26T12:34:47.948Z",
   "subscribers": 12316,
   "source": 4
  },
  {
   "ts": "2026-08-27T10:34:23.623Z",
   "subscribers": 12317,
   "source": 4
  }
 ]
}