{
 "meta": {
  "dataset": "Subscriber history — @mathfree",
  "channel": "https://tgregister.com/channel/mathfree",
  "retrieved_at": "2026-08-30T14:58:28.399Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 20,
  "window": {
   "from": "2026-08-06T00:20:45.438Z",
   "to": "2026-08-30T12:56:05.678Z"
  },
  "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": "2026-08-06T00:20:45.438Z",
   "subscribers": 11858,
   "source": 0
  },
  {
   "ts": "2026-08-07T06:14:27.388Z",
   "subscribers": 11857,
   "source": 4
  },
  {
   "ts": "2026-08-08T05:35:45.228Z",
   "subscribers": 11863,
   "source": 4
  },
  {
   "ts": "2026-08-09T05:52:38.773Z",
   "subscribers": 11865,
   "source": 4
  },
  {
   "ts": "2026-08-10T02:52:07.743Z",
   "subscribers": 11864,
   "source": 4
  },
  {
   "ts": "2026-08-10T23:51:09.178Z",
   "subscribers": 11862,
   "source": 4
  },
  {
   "ts": "2026-08-13T00:24:48.879Z",
   "subscribers": 11865,
   "source": 4
  },
  {
   "ts": "2026-08-14T03:56:33.675Z",
   "subscribers": 11869,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:02:21.129Z",
   "subscribers": 11873,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:54:51.378Z",
   "subscribers": 11870,
   "source": 4
  },
  {
   "ts": "2026-08-19T10:37:05.814Z",
   "subscribers": 11868,
   "source": 4
  },
  {
   "ts": "2026-08-20T09:52:12.849Z",
   "subscribers": 11867,
   "source": 4
  },
  {
   "ts": "2026-08-20T21:44:37.938Z",
   "subscribers": 11867,
   "source": 1
  },
  {
   "ts": "2026-08-21T10:08:34.258Z",
   "subscribers": 11863,
   "source": 4
  },
  {
   "ts": "2026-08-22T19:44:06.730Z",
   "subscribers": 11856,
   "source": 4
  },
  {
   "ts": "2026-08-24T11:57:07.496Z",
   "subscribers": 11846,
   "source": 4
  },
  {
   "ts": "2026-08-26T12:32:54.368Z",
   "subscribers": 11842,
   "source": 4
  },
  {
   "ts": "2026-08-27T10:57:52.384Z",
   "subscribers": 11844,
   "source": 4
  },
  {
   "ts": "2026-08-28T07:54:53.984Z",
   "subscribers": 11843,
   "source": 4
  },
  {
   "ts": "2026-08-30T12:56:05.678Z",
   "subscribers": 11842,
   "source": 4
  }
 ]
}