{
 "meta": {
  "dataset": "Subscriber history — @project_crystal",
  "channel": "https://tgregister.com/channel/project_crystal",
  "retrieved_at": "2026-08-19T08:28:13.773Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-07T09:18:18.431Z",
   "to": "2026-08-18T08:56:59.742Z"
  },
  "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": "2026-08-07T09:18:18.431Z",
   "subscribers": 46788,
   "source": 3
  },
  {
   "ts": "2026-08-07T19:51:17.547Z",
   "subscribers": 46600,
   "source": 4
  },
  {
   "ts": "2026-08-08T18:26:33.887Z",
   "subscribers": 46482,
   "source": 4
  },
  {
   "ts": "2026-08-09T20:51:42.469Z",
   "subscribers": 44527,
   "source": 4
  },
  {
   "ts": "2026-08-10T20:31:11.492Z",
   "subscribers": 44476,
   "source": 4
  },
  {
   "ts": "2026-08-11T23:02:29.674Z",
   "subscribers": 44320,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:34:36.056Z",
   "subscribers": 44336,
   "source": 4
  },
  {
   "ts": "2026-08-13T23:34:08.567Z",
   "subscribers": 44693,
   "source": 4
  },
  {
   "ts": "2026-08-15T15:24:30.042Z",
   "subscribers": 44071,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:13:43.177Z",
   "subscribers": 43896,
   "source": 4
  },
  {
   "ts": "2026-08-18T08:56:59.742Z",
   "subscribers": 43807,
   "source": 4
  }
 ]
}