{
 "meta": {
  "dataset": "Subscriber history — @uppcs_notes",
  "channel": "https://tgregister.com/channel/uppcs_notes",
  "retrieved_at": "2026-08-28T02:19:36.957Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 18,
  "window": {
   "from": "2026-08-06T14:55:52.888Z",
   "to": "2026-08-26T04:04:29.471Z"
  },
  "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": "2026-08-06T14:55:52.888Z",
   "subscribers": 12315,
   "source": 0
  },
  {
   "ts": "2026-08-06T15:00:36.819Z",
   "subscribers": 12315,
   "source": 3
  },
  {
   "ts": "2026-08-07T16:04:24.982Z",
   "subscribers": 12313,
   "source": 4
  },
  {
   "ts": "2026-08-08T14:24:17.720Z",
   "subscribers": 12312,
   "source": 4
  },
  {
   "ts": "2026-08-09T11:32:42.757Z",
   "subscribers": 12313,
   "source": 4
  },
  {
   "ts": "2026-08-10T14:31:25.999Z",
   "subscribers": 12311,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:03:03.770Z",
   "subscribers": 12299,
   "source": 4
  },
  {
   "ts": "2026-08-12T14:36:52.710Z",
   "subscribers": 12294,
   "source": 4
  },
  {
   "ts": "2026-08-14T22:24:45.338Z",
   "subscribers": 12295,
   "source": 4
  },
  {
   "ts": "2026-08-16T15:07:18.798Z",
   "subscribers": 12293,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:58:49.620Z",
   "subscribers": 12288,
   "source": 4
  },
  {
   "ts": "2026-08-18T22:14:38.883Z",
   "subscribers": 12280,
   "source": 4
  },
  {
   "ts": "2026-08-19T23:16:01.310Z",
   "subscribers": 12269,
   "source": 4
  },
  {
   "ts": "2026-08-21T00:07:59.084Z",
   "subscribers": 12273,
   "source": 4
  },
  {
   "ts": "2026-08-22T04:17:59.505Z",
   "subscribers": 12265,
   "source": 4
  },
  {
   "ts": "2026-08-23T15:38:23.863Z",
   "subscribers": 12266,
   "source": 4
  },
  {
   "ts": "2026-08-25T01:46:28.739Z",
   "subscribers": 12262,
   "source": 4
  },
  {
   "ts": "2026-08-26T04:04:29.471Z",
   "subscribers": 12258,
   "source": 4
  }
 ]
}