{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 875s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-17T06:27:22.352524+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-17T06:12:47.024649+00:00", "silent_for_seconds": 875.3, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-17T06:27:22.352524+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "52.4GB free, 136 days of runway", "source": "statvfs:/", "read_at": "2026-10-17T06:12:46.769167+00:00", "detail": {"free_gb": 52.39, "pct_free": 22.95, "slope_gb_per_day": -0.348, "runway_days": 136.3, "floor_gb": 5.0, "total_gb": 228.27, "samples": 2008, "free_bytes": 56254521344, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.026945+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 19.2h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-17T06:12:46.769736+00:00", "detail": {"window_hours": 30.0, "row_count": 67, "last_send_at": "2026-10-16T11:03:23.243564+00:00", "age_hours": 19.16, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.027568+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:12:46.769792+00:00", "detail": {"last_success": "2026-10-17T06:10:01.378632+00:00", "window_hours": 1.0, "age_hours": 0.05, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.027740+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 22.2h old (32 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-17T06:12:46.912305+00:00", "detail": {"backup_count": 32, "window_hours": 26.0, "newest_at": "2026-10-16T08:00:00+00:00", "newest": "baserow_backup_20261016_030000.tar.gz", "age_hours": 22.21, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171070+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "cron:comms-freshness", "observation": "healthy", "method": "reported", "summary": "last success 0.5h ago", "source": "comms-freshness-run.json", "read_at": "2026-10-17T06:12:46.912760+00:00", "detail": {"age_hours": 0.49, "last_success": "2026-10-17T05:43:30.585733+00:00", "window_hours": 1.5, "invoked_by": "scheduler", "alarm": true, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171381+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:12:46.912831+00:00", "detail": {"http_code": 200, "last_success": "2026-10-17T06:12:16+00:00", "window_hours": 0.5, "age_hours": 0.01, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171443+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 13.7h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-17T06:12:46.913153+00:00", "detail": {"outcome": "posted", "last_success": "2026-10-16T16:30:02.507519+00:00", "window_hours": 26.0, "invoked_by": "cadence", "age_hours": 13.71, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171625+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 1.6h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-17T06:12:46.913338+00:00", "detail": {"last_success": "2026-10-17T04:38:52.264341+00:00", "window_hours": 26.0, "age_hours": 1.57, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171807+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:12:46.913410+00:00", "detail": {"brand": "hackfw", "last_success": "2026-10-17T06:10:01.231132+00:00", "bytes": 42714, "window_hours": 1.0, "changed": false, "age_hours": 0.05, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.171990+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:12:46.913463+00:00", "detail": {"brand": "tmb", "last_success": "2026-10-17T06:10:01.346080+00:00", "bytes": 37973, "window_hours": 1.0, "changed": false, "age_hours": 0.05, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.172175+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:12:46.913513+00:00", "detail": {"brand": "fwdao", "last_success": "2026-10-17T06:10:01.494316+00:00", "bytes": 57544, "window_hours": 1.0, "changed": false, "age_hours": 0.05, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.172372+00:00", "held_seconds": 44289.7, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.0h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-17T06:12:46.913563+00:00", "detail": {"brand": "door", "last_success": "2026-10-17T06:10:01.855518+00:00", "bytes": 12254, "window_hours": 1.0, "changed": false, "age_hours": 0.05, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T17:54:37.172541+00:00", "held_seconds": 44289.7, "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": "2026-10-17T06:15:03.850606+00:00", "age_seconds": 740.2, "window_seconds": 2700, "interval_seconds": 900}}