{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 641s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-15T08:41:08.412493+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-15T08:30:27.731157+00:00", "silent_for_seconds": 640.7, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-15T08:41:08.412493+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "55.0GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-15T08:30:27.455568+00:00", "detail": {"free_gb": 54.98, "pct_free": 24.08, "slope_gb_per_day": 0.51, "runway_days": null, "floor_gb": 5.0, "total_gb": 228.27, "samples": 2011, "free_bytes": 59033198592, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.342726+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 21.5h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-15T08:30:27.455854+00:00", "detail": {"window_hours": 30.0, "row_count": 65, "last_send_at": "2026-10-14T11:00:02.301904+00:00", "age_hours": 21.51, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.343185+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:gcal-sync", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "gcal-sync-heartbeat.json", "read_at": "2026-10-15T08:30:27.455914+00:00", "detail": {"last_success": "2026-10-15T08:30:01.330897+00:00", "window_hours": 1.0, "age_hours": 0.01, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.343382+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 0.5h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-15T08:30:27.600607+00:00", "detail": {"backup_count": 31, "window_hours": 26.0, "newest_at": "2026-10-15T08:00:00+00:00", "newest": "baserow_backup_20261015_030000.tar.gz", "age_hours": 0.51, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.489396+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:comms-freshness", "observation": "healthy", "method": "reported", "summary": "last success 0.3h ago", "source": "comms-freshness-run.json", "read_at": "2026-10-15T08:30:27.600967+00:00", "detail": {"age_hours": 0.29, "last_success": "2026-10-15T08:13:11.669695+00:00", "window_hours": 1.5, "invoked_by": "scheduler", "alarm": true, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.489905+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "service:staging-queue", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "staging-queue-heartbeat.json", "read_at": "2026-10-15T08:30:27.601193+00:00", "detail": {"http_code": 200, "last_success": "2026-10-15T08:26:29+00:00", "window_hours": 0.5, "age_hours": 0.07, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.490019+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 18.5h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-15T08:30:27.601426+00:00", "detail": {"outcome": "posted", "last_success": "2026-10-14T14:01:16.246323+00:00", "window_hours": 26.0, "invoked_by": "distributor", "age_hours": 18.49, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.490281+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 3.9h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-15T08:30:27.601626+00:00", "detail": {"last_success": "2026-10-15T04:38:41.051613+00:00", "window_hours": 26.0, "age_hours": 3.86, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.490497+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:digest-hackfw", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-15T08:30:27.601709+00:00", "detail": {"brand": "hackfw", "last_success": "2026-10-15T08:30:01.158174+00:00", "bytes": 42714, "window_hours": 1.0, "changed": false, "age_hours": 0.01, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.490721+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:digest-tmb", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "tmb-index.html.heartbeat.json", "read_at": "2026-10-15T08:30:27.601768+00:00", "detail": {"brand": "tmb", "last_success": "2026-10-15T08:30:01.264397+00:00", "bytes": 37973, "window_hours": 1.0, "changed": false, "age_hours": 0.01, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.490986+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:digest-fwdao", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "fwdao-index.html.heartbeat.json", "read_at": "2026-10-15T08:30:27.601825+00:00", "detail": {"brand": "fwdao", "last_success": "2026-10-15T08:30:01.385748+00:00", "bytes": 56818, "window_hours": 1.0, "changed": false, "age_hours": 0.01, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.491718+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-15T08:30:27.601882+00:00", "detail": {"brand": "door", "last_success": "2026-10-15T08:30:01.704846+00:00", "bytes": 12254, "window_hours": 1.0, "changed": false, "age_hours": 0.01, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T20:12:05.491855+00:00", "held_seconds": 44302.1, "reported_by": "kevin-mac"}], "blind_spots": [], "healthy_count": 13, "fault_count": 0, "blind_count": 0, "collectors_declared": 1, "fresh_count": 12, "stale_count": 0, "unreported_count": 0, "undeclared_surfaces": [], "self_check": {"surface": "self:sweep", "liveness": "live", "last_run_at": "2026-10-15T08:30:13.773889+00:00", "age_seconds": 656.6, "window_seconds": 2700, "interval_seconds": 900}}