{
 "meta": {
  "dataset": "Subscriber history — @rollertap_bot",
  "channel": "https://tgregister.com/channel/rollertap_bot",
  "retrieved_at": "2026-09-10T14:13:12.448Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 18,
  "window": {
   "from": "2026-08-07T03:46:28.371Z",
   "to": "2026-09-10T03:21:49.780Z"
  },
  "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": "2026-08-07T03:46:28.371Z",
   "subscribers": 11428,
   "source": 0
  },
  {
   "ts": "2026-08-08T15:41:41.363Z",
   "subscribers": 11609,
   "source": 4
  },
  {
   "ts": "2026-08-11T19:26:47.925Z",
   "subscribers": 11452,
   "source": 4
  },
  {
   "ts": "2026-08-12T16:06:39.426Z",
   "subscribers": 11568,
   "source": 4
  },
  {
   "ts": "2026-08-16T08:54:08.069Z",
   "subscribers": 11562,
   "source": 4
  },
  {
   "ts": "2026-08-18T16:33:20.396Z",
   "subscribers": 11706,
   "source": 4
  },
  {
   "ts": "2026-08-19T15:05:13.335Z",
   "subscribers": 11687,
   "source": 4
  },
  {
   "ts": "2026-08-21T10:26:40.580Z",
   "subscribers": 11687,
   "source": 1
  },
  {
   "ts": "2026-08-21T16:38:24.669Z",
   "subscribers": 11689,
   "source": 4
  },
  {
   "ts": "2026-08-23T07:46:57.032Z",
   "subscribers": 11746,
   "source": 4
  },
  {
   "ts": "2026-08-24T20:44:47.361Z",
   "subscribers": 11768,
   "source": 4
  },
  {
   "ts": "2026-08-25T21:14:05.849Z",
   "subscribers": 11837,
   "source": 4
  },
  {
   "ts": "2026-08-28T20:46:27.635Z",
   "subscribers": 11947,
   "source": 4
  },
  {
   "ts": "2026-08-30T18:38:28.573Z",
   "subscribers": 11865,
   "source": 4
  },
  {
   "ts": "2026-09-01T17:43:04.705Z",
   "subscribers": 11873,
   "source": 4
  },
  {
   "ts": "2026-09-04T11:40:57.415Z",
   "subscribers": 11842,
   "source": 4
  },
  {
   "ts": "2026-09-07T00:01:44.811Z",
   "subscribers": 12022,
   "source": 4
  },
  {
   "ts": "2026-09-10T03:21:49.780Z",
   "subscribers": 11956,
   "source": 4
  }
 ]
}