{
 "meta": {
  "dataset": "Subscriber history — @GrapheneOS",
  "channel": "https://tgregister.com/channel/GrapheneOS",
  "retrieved_at": "2026-09-10T09:00:52.121Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 31,
  "window": {
   "from": "2026-08-06T12:00:47.447Z",
   "to": "2026-09-09T14:56:54.746Z"
  },
  "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": "2026-08-06T12:00:47.447Z",
   "subscribers": 15131,
   "source": 0
  },
  {
   "ts": "2026-08-06T19:30:30.425Z",
   "subscribers": 15125,
   "source": 4
  },
  {
   "ts": "2026-08-07T19:55:56.982Z",
   "subscribers": 15132,
   "source": 4
  },
  {
   "ts": "2026-08-08T23:03:24.872Z",
   "subscribers": 15135,
   "source": 4
  },
  {
   "ts": "2026-08-09T22:11:29.576Z",
   "subscribers": 15139,
   "source": 4
  },
  {
   "ts": "2026-08-10T22:01:11.701Z",
   "subscribers": 15145,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:32:34.790Z",
   "subscribers": 15143,
   "source": 4
  },
  {
   "ts": "2026-08-12T16:18:22.774Z",
   "subscribers": 15155,
   "source": 4
  },
  {
   "ts": "2026-08-13T12:58:35.290Z",
   "subscribers": 15149,
   "source": 4
  },
  {
   "ts": "2026-08-14T23:54:57.226Z",
   "subscribers": 15145,
   "source": 4
  },
  {
   "ts": "2026-08-16T14:55:53.768Z",
   "subscribers": 15153,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:03:28.474Z",
   "subscribers": 15154,
   "source": 4
  },
  {
   "ts": "2026-08-18T16:38:01.622Z",
   "subscribers": 15158,
   "source": 4
  },
  {
   "ts": "2026-08-18T20:08:11.412Z",
   "subscribers": 15158,
   "source": 1
  },
  {
   "ts": "2026-08-19T14:03:24.833Z",
   "subscribers": 15157,
   "source": 4
  },
  {
   "ts": "2026-08-20T11:33:24.114Z",
   "subscribers": 15180,
   "source": 4
  },
  {
   "ts": "2026-08-21T08:23:01.309Z",
   "subscribers": 15178,
   "source": 4
  },
  {
   "ts": "2026-08-22T16:18:39.462Z",
   "subscribers": 15179,
   "source": 4
  },
  {
   "ts": "2026-08-24T10:08:01.814Z",
   "subscribers": 15181,
   "source": 4
  },
  {
   "ts": "2026-08-25T08:11:34.773Z",
   "subscribers": 15170,
   "source": 4
  },
  {
   "ts": "2026-08-26T07:28:06.344Z",
   "subscribers": 15162,
   "source": 4
  },
  {
   "ts": "2026-08-27T10:44:27.532Z",
   "subscribers": 15154,
   "source": 4
  },
  {
   "ts": "2026-08-28T10:37:34.353Z",
   "subscribers": 15138,
   "source": 4
  },
  {
   "ts": "2026-08-29T12:33:14.716Z",
   "subscribers": 15122,
   "source": 4
  },
  {
   "ts": "2026-08-30T12:25:01.190Z",
   "subscribers": 15120,
   "source": 4
  },
  {
   "ts": "2026-08-31T13:08:50.936Z",
   "subscribers": 15138,
   "source": 4
  },
  {
   "ts": "2026-09-01T15:13:43.356Z",
   "subscribers": 15129,
   "source": 4
  },
  {
   "ts": "2026-09-02T15:55:05.333Z",
   "subscribers": 15134,
   "source": 4
  },
  {
   "ts": "2026-09-04T02:41:18.388Z",
   "subscribers": 15129,
   "source": 4
  },
  {
   "ts": "2026-09-06T08:39:13.199Z",
   "subscribers": 15131,
   "source": 4
  },
  {
   "ts": "2026-09-09T14:56:54.746Z",
   "subscribers": 15117,
   "source": 4
  }
 ]
}