{
 "meta": {
  "dataset": "Subscriber history — @tdlibchat",
  "channel": "https://tgregister.com/channel/tdlibchat",
  "retrieved_at": "2026-08-30T16:42:56.976Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 23,
  "window": {
   "from": "2026-08-06T17:52:35.627Z",
   "to": "2026-08-30T13:18:19.732Z"
  },
  "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": "2026-08-06T17:52:35.627Z",
   "subscribers": 19261,
   "source": 0
  },
  {
   "ts": "2026-08-08T05:56:09.774Z",
   "subscribers": 19117,
   "source": 4
  },
  {
   "ts": "2026-08-09T07:54:33.327Z",
   "subscribers": 18924,
   "source": 4
  },
  {
   "ts": "2026-08-10T09:21:58.236Z",
   "subscribers": 18542,
   "source": 4
  },
  {
   "ts": "2026-08-11T08:48:29.152Z",
   "subscribers": 18523,
   "source": 4
  },
  {
   "ts": "2026-08-12T06:12:46.684Z",
   "subscribers": 18314,
   "source": 4
  },
  {
   "ts": "2026-08-13T09:24:23.014Z",
   "subscribers": 18158,
   "source": 4
  },
  {
   "ts": "2026-08-14T15:25:56.656Z",
   "subscribers": 17888,
   "source": 4
  },
  {
   "ts": "2026-08-16T02:18:34.326Z",
   "subscribers": 17551,
   "source": 4
  },
  {
   "ts": "2026-08-17T11:53:58.219Z",
   "subscribers": 17234,
   "source": 4
  },
  {
   "ts": "2026-08-17T19:37:29.078Z",
   "subscribers": 17234,
   "source": 1
  },
  {
   "ts": "2026-08-18T09:22:48.693Z",
   "subscribers": 17139,
   "source": 4
  },
  {
   "ts": "2026-08-19T11:27:38.358Z",
   "subscribers": 17126,
   "source": 4
  },
  {
   "ts": "2026-08-20T08:43:50.709Z",
   "subscribers": 17000,
   "source": 4
  },
  {
   "ts": "2026-08-21T08:24:01.612Z",
   "subscribers": 16983,
   "source": 4
  },
  {
   "ts": "2026-08-22T20:24:14.167Z",
   "subscribers": 16679,
   "source": 4
  },
  {
   "ts": "2026-08-24T10:58:02.857Z",
   "subscribers": 16496,
   "source": 4
  },
  {
   "ts": "2026-08-25T14:33:07.396Z",
   "subscribers": 16417,
   "source": 4
  },
  {
   "ts": "2026-08-26T13:57:18.447Z",
   "subscribers": 16371,
   "source": 4
  },
  {
   "ts": "2026-08-27T13:43:23.864Z",
   "subscribers": 16243,
   "source": 4
  },
  {
   "ts": "2026-08-28T10:24:32.245Z",
   "subscribers": 16124,
   "source": 4
  },
  {
   "ts": "2026-08-29T11:45:28.096Z",
   "subscribers": 15716,
   "source": 4
  },
  {
   "ts": "2026-08-30T13:18:19.732Z",
   "subscribers": 15602,
   "source": 4
  }
 ]
}