{
 "meta": {
  "dataset": "Subscriber history — @datafest",
  "channel": "https://tgregister.com/channel/datafest",
  "retrieved_at": "2026-09-13T20:43:31.041Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 13,
  "window": {
   "from": "2026-08-06T01:50:33.053Z",
   "to": "2026-09-13T18:59:10.622Z"
  },
  "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": "2026-08-06T01:50:33.053Z",
   "subscribers": 8821,
   "source": 0
  },
  {
   "ts": "2026-08-06T03:01:01.558Z",
   "subscribers": 8821,
   "source": 3
  },
  {
   "ts": "2026-08-10T03:50:57.343Z",
   "subscribers": 8812,
   "source": 4
  },
  {
   "ts": "2026-08-13T06:33:13.544Z",
   "subscribers": 8807,
   "source": 4
  },
  {
   "ts": "2026-08-16T20:45:18.967Z",
   "subscribers": 8808,
   "source": 4
  },
  {
   "ts": "2026-08-19T22:35:18.047Z",
   "subscribers": 8814,
   "source": 4
  },
  {
   "ts": "2026-08-23T23:38:33.345Z",
   "subscribers": 8820,
   "source": 4
  },
  {
   "ts": "2026-08-26T18:22:17.575Z",
   "subscribers": 8824,
   "source": 4
  },
  {
   "ts": "2026-08-29T07:44:14.539Z",
   "subscribers": 8820,
   "source": 4
  },
  {
   "ts": "2026-09-01T06:37:03.218Z",
   "subscribers": 8819,
   "source": 4
  },
  {
   "ts": "2026-09-05T05:38:14.481Z",
   "subscribers": 8820,
   "source": 4
  },
  {
   "ts": "2026-09-10T03:55:06.564Z",
   "subscribers": 8817,
   "source": 4
  },
  {
   "ts": "2026-09-13T18:59:10.622Z",
   "subscribers": 8818,
   "source": 4
  }
 ]
}