{
 "meta": {
  "dataset": "Subscriber history — @certwork",
  "channel": "https://tgregister.com/channel/certwork",
  "retrieved_at": "2026-09-10T04:21:41.654Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-06T09:34:09.658Z",
   "to": "2026-09-09T16:36:48.899Z"
  },
  "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": "2026-08-06T09:34:09.658Z",
   "subscribers": 5738,
   "source": 3
  },
  {
   "ts": "2026-08-06T16:40:30.164Z",
   "subscribers": 5736,
   "source": 4
  },
  {
   "ts": "2026-08-09T11:33:06.156Z",
   "subscribers": 5723,
   "source": 4
  },
  {
   "ts": "2026-08-12T08:54:00.798Z",
   "subscribers": 5717,
   "source": 4
  },
  {
   "ts": "2026-08-16T02:38:23.078Z",
   "subscribers": 5706,
   "source": 4
  },
  {
   "ts": "2026-08-18T22:25:53.483Z",
   "subscribers": 5688,
   "source": 4
  },
  {
   "ts": "2026-08-22T13:43:48.330Z",
   "subscribers": 5671,
   "source": 4
  },
  {
   "ts": "2026-08-25T21:42:59.141Z",
   "subscribers": 5653,
   "source": 4
  },
  {
   "ts": "2026-08-28T16:22:46.738Z",
   "subscribers": 5641,
   "source": 4
  },
  {
   "ts": "2026-08-31T20:06:26.018Z",
   "subscribers": 5617,
   "source": 4
  },
  {
   "ts": "2026-09-04T01:36:49.888Z",
   "subscribers": 5598,
   "source": 4
  },
  {
   "ts": "2026-09-09T16:36:48.899Z",
   "subscribers": 5586,
   "source": 4
  }
 ]
}