{
 "harvest_date": "2026-07-12",
 "api_census": {
  "objects": 2027,
  "records": 1136,
  "parents": 891,
  "all_http_status": 410,
  "removed_by": {
   "1060945_staff": 2005,
   "1505735_uploader": 19,
   "absent": 3
  },
  "sweep": {
   "first": "2026-06-19T11:34:17.929620+00:00",
   "last": "2026-06-19T11:48:50.039372+00:00",
   "duration_seconds": 872.1,
   "per_minute": {
    "11:34": 297,
    "11:35": 432,
    "11:36": 418,
    "11:37": 411,
    "11:38": 357,
    "11:39": 12,
    "11:42": 14,
    "11:43": 57,
    "11:44": 5,
    "11:48": 2
   },
   "peak_rate_per_second": 7.2,
   "bulk_phase": "1,915 of 2,005 staff removals in the first five minutes (11:34-11:38), ~6.6 objects/second sustained"
  }
 },
 "rich_html_captures": {
  "count": 57,
  "window_closed": "last rich 2026-07-12T01:50:52Z, first stripped 02:03:55Z",
  "notes": "Rich embedded record JSON (full metadata, creators+affiliations, abstracts, related_identifiers, file inventories with md5 checksums, terminal stats) served on HTML tombstone pages until ~02:00Z 2026-07-12, then absent under all user-agents and via export endpoints; afternoon probe captures of 19013315/20070462/20722680 preserved in session transcript 2026-07-12-01-48-10.",
  "aggregates": {
   "file_bytes_in_metadata": 1279828,
   "downloads_at_death": 157,
   "unique_views_at_death": 2134,
   "related_identifier_edges": 152
  }
 }
}