{"surfaces": [{"surface": "host:disk/", "observation": "healthy", "method": "local_artifact", "summary": "1001.9GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-09T00:46:56.561603+00:00", "detail": {"free_bytes": 1075811217408, "free_gb": 1001.93, "total_gb": 1001.93, "pct_free": 100.0, "floor_gb": 5.0, "samples": 448, "slope_gb_per_day": 0.0, "runway_days": null}, "held_since": "2026-10-09T00:46:56.561603+00:00", "held_seconds": 0.0}, {"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 769s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-09T00:46:55.313131+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-09T00:34:05.831076+00:00", "silent_for_seconds": 769.5, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-09T00:46:55.313131+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "53.4GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-09T00:34:05.564482+00:00", "detail": {"runway_days": null, "free_bytes": 57287229440, "floor_gb": 5.0, "pct_free": 23.37, "free_gb": 53.35, "samples": 2011, "slope_gb_per_day": 1.371, "total_gb": 228.27, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.731522+00:00", "held_seconds": 44306.8, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 13.5h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-09T00:34:05.564965+00:00", "detail": {"row_count": 59, "age_hours": 13.52, "last_send_at": "2026-10-08T11:02:39.292332+00:00", "window_hours": 30.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.731883+00:00", "held_seconds": 44306.8, "reported_by": "kevin-mac"}, {"surface": "cron:gcal-sync", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "gcal-sync-heartbeat.json", "read_at": "2026-10-09T00:34:05.565023+00:00", "detail": {"age_hours": 0.07, "last_success": "2026-10-09T00:30:01.516811+00:00", "window_hours": 1.0, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.731938+00:00", "held_seconds": 44306.8, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 16.6h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-09T00:34:05.707075+00:00", "detail": {"age_hours": 16.57, "newest": "baserow_backup_20261008_030000.tar.gz", "newest_at": "2026-10-08T08:00:00+00:00", "backup_count": 31, "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797426+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:comms-freshness", "observation": "healthy", "method": "reported", "summary": "last success 0.4h ago", "source": "comms-freshness-run.json", "read_at": "2026-10-09T00:34:05.707359+00:00", "detail": {"invoked_by": "interactive", "age_hours": 0.42, "alarm": true, "last_success": "2026-10-09T00:08:58.007189+00:00", "window_hours": 1.5, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797544+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "service:staging-queue", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "staging-queue-heartbeat.json", "read_at": "2026-10-09T00:34:05.707415+00:00", "detail": {"http_code": 200, "age_hours": 0.04, "last_success": "2026-10-09T00:31:34+00:00", "window_hours": 0.5, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797596+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 10.5h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-09T00:34:05.707690+00:00", "detail": {"invoked_by": "distributor", "age_hours": 10.53, "last_success": "2026-10-08T14:02:10.002831+00:00", "outcome": "posted", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797634+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 19.9h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-09T00:34:05.707964+00:00", "detail": {"age_hours": 19.93, "last_success": "2026-10-08T04:38:01.847258+00:00", "window_hours": 26.0, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797672+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:digest-hackfw", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-09T00:34:05.708019+00:00", "detail": {"age_hours": 0.07, "changed": false, "bytes": 42714, "brand": "hackfw", "last_success": "2026-10-09T00:30:01.336257+00:00", "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797722+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:digest-tmb", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "tmb-index.html.heartbeat.json", "read_at": "2026-10-09T00:34:05.708061+00:00", "detail": {"age_hours": 0.07, "changed": false, "bytes": 37973, "brand": "tmb", "last_success": "2026-10-09T00:30:01.473247+00:00", "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797758+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:digest-fwdao", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "fwdao-index.html.heartbeat.json", "read_at": "2026-10-09T00:34:05.708098+00:00", "detail": {"age_hours": 0.07, "changed": false, "bytes": 56602, "brand": "fwdao", "last_success": "2026-10-09T00:30:01.611294+00:00", "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797793+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-09T00:34:05.708136+00:00", "detail": {"age_hours": 0.07, "changed": false, "bytes": 12254, "brand": "door", "last_success": "2026-10-09T00:30:02.045409+00:00", "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-08T12:15:38.797828+00:00", "held_seconds": 44306.9, "reported_by": "kevin-mac"}], "blind_spots": [], "healthy_count": 14, "fault_count": 0, "blind_count": 0, "collectors_declared": 1, "fresh_count": 12, "stale_count": 0, "unreported_count": 0, "undeclared_surfaces": ["self:sweep", "smoke:deploy-check"], "self_check": {"surface": "self:sweep", "liveness": "live", "last_run_at": "2026-10-09T00:45:03.850006+00:00", "age_seconds": 113.5, "window_seconds": 2700, "interval_seconds": 900}}