{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 350s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-15T04:35:16.195633+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-15T04:29:26.491185+00:00", "silent_for_seconds": 349.7, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-15T04:35:16.195633+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "55.0GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-15T04:29:26.149728+00:00", "detail": {"free_gb": 55.0, "pct_free": 24.09, "slope_gb_per_day": 0.567, "runway_days": null, "floor_gb": 5.0, "total_gb": 228.27, "samples": 2011, "free_bytes": 59052769280, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.622390+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 17.5h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-15T04:29:26.150141+00:00", "detail": {"window_hours": 30.0, "row_count": 65, "last_send_at": "2026-10-14T11:00:02.301904+00:00", "age_hours": 17.49, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.622759+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:gcal-sync", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "gcal-sync-heartbeat.json", "read_at": "2026-10-15T04:29:26.150202+00:00", "detail": {"last_success": "2026-10-15T04:20:00.958630+00:00", "window_hours": 1.0, "age_hours": 0.16, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.622811+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 20.5h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-15T04:29:26.301709+00:00", "detail": {"backup_count": 31, "window_hours": 26.0, "newest_at": "2026-10-14T08:00:01+00:00", "newest": "baserow_backup_20261014_030001.tar.gz", "age_hours": 20.49, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.758576+00:00", "held_seconds": 44315.5, "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": "2026-10-15T04:29:26.302073+00:00", "detail": {"age_hours": 0.27, "last_success": "2026-10-15T04:13:09.839549+00:00", "window_hours": 1.5, "invoked_by": "scheduler", "alarm": true, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759011+00:00", "held_seconds": 44315.5, "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": "2026-10-15T04:29:26.302151+00:00", "detail": {"http_code": 200, "last_success": "2026-10-15T04:26:25+00:00", "window_hours": 0.5, "age_hours": 0.05, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759201+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 14.5h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-15T04:29:26.302534+00:00", "detail": {"outcome": "posted", "last_success": "2026-10-14T14:01:16.246323+00:00", "window_hours": 26.0, "invoked_by": "distributor", "age_hours": 14.47, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759489+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 0.3h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-15T04:29:26.302730+00:00", "detail": {"last_success": "2026-10-15T04:08:40.986156+00:00", "window_hours": 26.0, "age_hours": 0.35, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759758+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:digest-hackfw", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-15T04:29:26.302811+00:00", "detail": {"brand": "hackfw", "last_success": "2026-10-15T04:20:00.785228+00:00", "bytes": 42714, "window_hours": 1.0, "changed": false, "age_hours": 0.16, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759863+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:digest-tmb", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "tmb-index.html.heartbeat.json", "read_at": "2026-10-15T04:29:26.302867+00:00", "detail": {"brand": "tmb", "last_success": "2026-10-15T04:20:00.950333+00:00", "bytes": 37973, "window_hours": 1.0, "changed": false, "age_hours": 0.16, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.759974+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:digest-fwdao", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "fwdao-index.html.heartbeat.json", "read_at": "2026-10-15T04:29:26.302923+00:00", "detail": {"brand": "fwdao", "last_success": "2026-10-15T04:20:01.220242+00:00", "bytes": 56818, "window_hours": 1.0, "changed": false, "age_hours": 0.16, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.760042+00:00", "held_seconds": 44315.5, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-15T04:29:26.302978+00:00", "detail": {"brand": "door", "last_success": "2026-10-15T04:20:01.654501+00:00", "bytes": 12254, "window_hours": 1.0, "changed": false, "age_hours": 0.16, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-14T16:10:50.760103+00:00", "held_seconds": 44315.5, "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": "2026-10-15T04:30:03.685546+00:00", "age_seconds": 315.0, "window_seconds": 2700, "interval_seconds": 900}}