{
 "meta": {
  "dataset": "Subscriber history — @coptic_treasures",
  "channel": "https://tgregister.com/channel/coptic_treasures",
  "retrieved_at": "2026-09-10T02:38:48.769Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-07T04:04:59.395Z",
   "to": "2026-09-09T19:37:04.822Z"
  },
  "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": "2026-08-07T04:04:59.395Z",
   "subscribers": 4660,
   "source": 0
  },
  {
   "ts": "2026-08-07T04:15:44.014Z",
   "subscribers": 4660,
   "source": 3
  },
  {
   "ts": "2026-08-07T20:54:49.210Z",
   "subscribers": 4659,
   "source": 4
  },
  {
   "ts": "2026-08-10T23:53:24.636Z",
   "subscribers": 4662,
   "source": 4
  },
  {
   "ts": "2026-08-13T15:56:47.889Z",
   "subscribers": 4659,
   "source": 4
  },
  {
   "ts": "2026-08-17T12:04:29.615Z",
   "subscribers": 4664,
   "source": 4
  },
  {
   "ts": "2026-08-20T11:52:43.109Z",
   "subscribers": 4668,
   "source": 4
  },
  {
   "ts": "2026-08-24T03:43:50.366Z",
   "subscribers": 4669,
   "source": 4
  },
  {
   "ts": "2026-08-27T04:45:49.839Z",
   "subscribers": 4670,
   "source": 4
  },
  {
   "ts": "2026-08-29T22:25:22.403Z",
   "subscribers": 4671,
   "source": 4
  },
  {
   "ts": "2026-09-01T11:48:50.171Z",
   "subscribers": 4670,
   "source": 4
  },
  {
   "ts": "2026-09-04T22:21:07.134Z",
   "subscribers": 4671,
   "source": 4
  },
  {
   "ts": "2026-09-09T19:37:04.822Z",
   "subscribers": 4675,
   "source": 4
  }
 ]
}