{
 "meta": {
  "dataset": "Subscriber history — @first_arctic",
  "channel": "https://tgregister.com/channel/first_arctic",
  "retrieved_at": "2026-08-18T12:27:52.249Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-06T00:19:54.674Z",
   "to": "2026-08-17T10:02:55.021Z"
  },
  "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": "2026-08-06T00:19:54.674Z",
   "subscribers": 16374,
   "source": 0
  },
  {
   "ts": "2026-08-06T02:19:30.933Z",
   "subscribers": 16374,
   "source": 3
  },
  {
   "ts": "2026-08-07T00:30:12.114Z",
   "subscribers": 16369,
   "source": 4
  },
  {
   "ts": "2026-08-08T00:03:36.187Z",
   "subscribers": 16363,
   "source": 4
  },
  {
   "ts": "2026-08-08T23:06:15.710Z",
   "subscribers": 16357,
   "source": 4
  },
  {
   "ts": "2026-08-10T00:55:25.985Z",
   "subscribers": 16356,
   "source": 4
  },
  {
   "ts": "2026-08-10T21:51:19.600Z",
   "subscribers": 16348,
   "source": 4
  },
  {
   "ts": "2026-08-11T23:31:51.353Z",
   "subscribers": 16343,
   "source": 4
  },
  {
   "ts": "2026-08-12T23:55:19.253Z",
   "subscribers": 16335,
   "source": 4
  },
  {
   "ts": "2026-08-14T11:37:15.557Z",
   "subscribers": 16325,
   "source": 4
  },
  {
   "ts": "2026-08-15T20:35:15.648Z",
   "subscribers": 16322,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:02:55.021Z",
   "subscribers": 16318,
   "source": 4
  }
 ]
}