{
 "meta": {
  "dataset": "Subscriber history — @mpsc_pdfs_notes",
  "channel": "https://tgregister.com/channel/mpsc_pdfs_notes",
  "retrieved_at": "2026-09-02T21:47:28.940Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 20,
  "window": {
   "from": "2026-08-11T11:15:21.565Z",
   "to": "2026-09-01T22:26:14.533Z"
  },
  "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": "2026-08-11T11:15:21.565Z",
   "subscribers": 13657,
   "source": 0
  },
  {
   "ts": "2026-08-11T18:03:39.687Z",
   "subscribers": 13654,
   "source": 4
  },
  {
   "ts": "2026-08-12T21:53:36.883Z",
   "subscribers": 13657,
   "source": 4
  },
  {
   "ts": "2026-08-15T06:46:44.818Z",
   "subscribers": 13667,
   "source": 4
  },
  {
   "ts": "2026-08-16T18:07:28.058Z",
   "subscribers": 13656,
   "source": 4
  },
  {
   "ts": "2026-08-18T19:13:05.191Z",
   "subscribers": 13657,
   "source": 4
  },
  {
   "ts": "2026-08-19T19:47:17.819Z",
   "subscribers": 13657,
   "source": 1
  },
  {
   "ts": "2026-08-19T20:54:18.165Z",
   "subscribers": 13631,
   "source": 4
  },
  {
   "ts": "2026-08-20T17:19:00.338Z",
   "subscribers": 13642,
   "source": 4
  },
  {
   "ts": "2026-08-21T22:07:55.902Z",
   "subscribers": 13650,
   "source": 4
  },
  {
   "ts": "2026-08-23T12:05:10.190Z",
   "subscribers": 13655,
   "source": 4
  },
  {
   "ts": "2026-08-25T00:17:49.909Z",
   "subscribers": 13669,
   "source": 4
  },
  {
   "ts": "2026-08-25T21:48:13.833Z",
   "subscribers": 13664,
   "source": 4
  },
  {
   "ts": "2026-08-26T23:13:44.256Z",
   "subscribers": 13657,
   "source": 4
  },
  {
   "ts": "2026-08-28T02:28:54.553Z",
   "subscribers": 13640,
   "source": 4
  },
  {
   "ts": "2026-08-29T03:56:11.095Z",
   "subscribers": 13633,
   "source": 4
  },
  {
   "ts": "2026-08-30T00:28:25.065Z",
   "subscribers": 13630,
   "source": 4
  },
  {
   "ts": "2026-08-31T01:54:46.715Z",
   "subscribers": 13622,
   "source": 4
  },
  {
   "ts": "2026-09-01T00:45:03.206Z",
   "subscribers": 13635,
   "source": 4
  },
  {
   "ts": "2026-09-01T22:26:14.533Z",
   "subscribers": 13640,
   "source": 4
  }
 ]
}