{
 "meta": {
  "dataset": "Subscriber history — @ysys",
  "channel": "https://tgregister.com/channel/ysys",
  "retrieved_at": "2026-08-18T09:59:12.712Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 16,
  "window": {
   "from": "2026-08-09T10:18:01.051Z",
   "to": "2026-08-17T17:28:54.322Z"
  },
  "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": "2026-08-09T10:18:01.051Z",
   "subscribers": 24407,
   "source": 0
  },
  {
   "ts": "2026-08-09T10:30:28.423Z",
   "subscribers": 24407,
   "source": 3
  },
  {
   "ts": "2026-08-09T22:31:47.412Z",
   "subscribers": 24323,
   "source": 4
  },
  {
   "ts": "2026-08-10T08:51:29.873Z",
   "subscribers": 24325,
   "source": 4
  },
  {
   "ts": "2026-08-11T01:02:37.231Z",
   "subscribers": 24333,
   "source": 4
  },
  {
   "ts": "2026-08-11T05:54:04.950Z",
   "subscribers": 24335,
   "source": 4
  },
  {
   "ts": "2026-08-12T00:52:57.772Z",
   "subscribers": 24315,
   "source": 4
  },
  {
   "ts": "2026-08-12T08:23:08.995Z",
   "subscribers": 24351,
   "source": 4
  },
  {
   "ts": "2026-08-12T21:57:47.262Z",
   "subscribers": 24256,
   "source": 4
  },
  {
   "ts": "2026-08-13T10:25:42.534Z",
   "subscribers": 24181,
   "source": 4
  },
  {
   "ts": "2026-08-14T07:37:47.785Z",
   "subscribers": 24182,
   "source": 4
  },
  {
   "ts": "2026-08-14T21:57:40.042Z",
   "subscribers": 24196,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:57:19.462Z",
   "subscribers": 24219,
   "source": 4
  },
  {
   "ts": "2026-08-16T14:23:39.361Z",
   "subscribers": 24238,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:27:27.106Z",
   "subscribers": 24204,
   "source": 4
  },
  {
   "ts": "2026-08-17T17:28:54.322Z",
   "subscribers": 24162,
   "source": 4
  }
 ]
}