{
 "meta": {
  "dataset": "Subscriber history — @math_9_nine",
  "channel": "https://tgregister.com/channel/math_9_nine",
  "retrieved_at": "2026-09-10T13:14:47.195Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 27,
  "window": {
   "from": "2026-08-07T01:14:05.632Z",
   "to": "2026-09-06T19:59:18.859Z"
  },
  "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": "2026-08-07T01:14:05.632Z",
   "subscribers": 13083,
   "source": 0
  },
  {
   "ts": "2026-08-07T19:27:46.817Z",
   "subscribers": 13079,
   "source": 4
  },
  {
   "ts": "2026-08-08T16:04:42.913Z",
   "subscribers": 13075,
   "source": 4
  },
  {
   "ts": "2026-08-09T19:01:28.465Z",
   "subscribers": 13068,
   "source": 4
  },
  {
   "ts": "2026-08-10T18:05:54.702Z",
   "subscribers": 13064,
   "source": 4
  },
  {
   "ts": "2026-08-11T15:22:22.998Z",
   "subscribers": 13056,
   "source": 4
  },
  {
   "ts": "2026-08-12T12:48:36.712Z",
   "subscribers": 13054,
   "source": 4
  },
  {
   "ts": "2026-08-13T12:08:49.117Z",
   "subscribers": 13053,
   "source": 4
  },
  {
   "ts": "2026-08-14T22:56:17.304Z",
   "subscribers": 13006,
   "source": 4
  },
  {
   "ts": "2026-08-16T15:37:45.727Z",
   "subscribers": 12989,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:46:06.898Z",
   "subscribers": 12974,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:57:00.765Z",
   "subscribers": 12940,
   "source": 4
  },
  {
   "ts": "2026-08-20T10:07:16.671Z",
   "subscribers": 12940,
   "source": 1
  },
  {
   "ts": "2026-08-20T21:18:23.929Z",
   "subscribers": 12929,
   "source": 4
  },
  {
   "ts": "2026-08-21T22:27:32.186Z",
   "subscribers": 12908,
   "source": 4
  },
  {
   "ts": "2026-08-23T14:54:01.669Z",
   "subscribers": 12879,
   "source": 4
  },
  {
   "ts": "2026-08-25T23:38:40.916Z",
   "subscribers": 12880,
   "source": 4
  },
  {
   "ts": "2026-08-26T20:23:07.463Z",
   "subscribers": 12886,
   "source": 4
  },
  {
   "ts": "2026-08-27T17:26:24.732Z",
   "subscribers": 12866,
   "source": 4
  },
  {
   "ts": "2026-08-28T20:36:57.357Z",
   "subscribers": 12847,
   "source": 4
  },
  {
   "ts": "2026-08-29T19:15:55.138Z",
   "subscribers": 12854,
   "source": 4
  },
  {
   "ts": "2026-08-30T17:24:37.736Z",
   "subscribers": 12858,
   "source": 4
  },
  {
   "ts": "2026-08-31T16:13:54.588Z",
   "subscribers": 12875,
   "source": 4
  },
  {
   "ts": "2026-09-01T16:18:31.469Z",
   "subscribers": 12855,
   "source": 4
  },
  {
   "ts": "2026-09-02T17:54:19.723Z",
   "subscribers": 12845,
   "source": 4
  },
  {
   "ts": "2026-09-04T05:00:06.260Z",
   "subscribers": 12808,
   "source": 4
  },
  {
   "ts": "2026-09-06T19:59:18.859Z",
   "subscribers": 12764,
   "source": 4
  }
 ]
}