{"surfaces": [{"surface": "host:disk/", "observation": "healthy", "method": "local_artifact", "summary": "755.7GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-09-28T20:33:27.963650+00:00", "detail": {"free_bytes": 811478913024, "free_gb": 755.75, "total_gb": 755.75, "pct_free": 100.0, "floor_gb": 5.0, "samples": 251, "slope_gb_per_day": 0.0, "runway_days": null}, "held_since": "2026-09-28T20:33:27.963650+00:00", "held_seconds": 0.0}, {"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 302s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-09-28T20:33:26.451958+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-09-28T20:28:24.478602+00:00", "silent_for_seconds": 302.0, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-09-28T20:33:26.451958+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "78.9GB free, 1192 days of runway", "source": "statvfs:/", "read_at": "2026-09-28T20:28:24.142709+00:00", "detail": {"floor_gb": 5.0, "free_bytes": 84706091008, "pct_free": 34.56, "free_gb": 78.89, "runway_days": 1192.2, "slope_gb_per_day": -0.062, "total_gb": 228.27, "samples": 2011, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.828187+00:00", "held_seconds": 44310.3, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 9.4h ago", "source": "brief-send-log.jsonl", "read_at": "2026-09-28T20:28:24.142999+00:00", "detail": {"row_count": 49, "window_hours": 30.0, "last_send_at": "2026-09-28T11:07:14.060278+00:00", "age_hours": 9.35, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.828265+00:00", "held_seconds": 44310.3, "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": "2026-09-28T20:28:24.143190+00:00", "detail": {"window_hours": 1.0, "last_success": "2026-09-28T20:20:01.345311+00:00", "age_hours": 0.14, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.828303+00:00", "held_seconds": 44310.3, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 12.5h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-09-28T20:28:24.299935+00:00", "detail": {"window_hours": 26.0, "backup_count": 31, "age_hours": 12.47, "newest_at": "2026-09-28T08:00:00+00:00", "newest": "baserow_backup_20260928_030000.tar.gz", "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886684+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:28:24.300261+00:00", "detail": {"window_hours": 1.5, "last_success": "2026-09-28T20:07:17.268209+00:00", "age_hours": 0.35, "invoked_by": "interactive", "alarm": true, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886796+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:28:24.300425+00:00", "detail": {"http_code": 200, "last_success": "2026-09-28T20:27:20+00:00", "age_hours": 0.02, "window_hours": 0.5, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886842+00:00", "held_seconds": 44310.4, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 4.0h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-09-28T20:28:24.300585+00:00", "detail": {"window_hours": 26.0, "last_success": "2026-09-28T16:30:07.366696+00:00", "age_hours": 3.97, "outcome": "posted", "invoked_by": "cadence", "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886875+00:00", "held_seconds": 44310.4, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 0.4h ago", "source": "devpost-heartbeat.json", "read_at": "2026-09-28T20:28:24.300722+00:00", "detail": {"window_hours": 26.0, "last_success": "2026-09-28T20:07:05.112550+00:00", "age_hours": 0.36, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886909+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:28:24.300871+00:00", "detail": {"window_hours": 1.0, "brand": "hackfw", "age_hours": 0.14, "last_success": "2026-09-28T20:20:01.146103+00:00", "bytes": 42714, "changed": false, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886951+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:28:24.300999+00:00", "detail": {"window_hours": 1.0, "brand": "tmb", "age_hours": 0.14, "last_success": "2026-09-28T20:20:01.274272+00:00", "bytes": 37973, "changed": false, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.886983+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:28:24.301828+00:00", "detail": {"window_hours": 1.0, "brand": "fwdao", "age_hours": 0.14, "last_success": "2026-09-28T20:20:01.400831+00:00", "bytes": 53974, "changed": false, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.887012+00:00", "held_seconds": 44310.4, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-09-28T20:28:24.301908+00:00", "detail": {"window_hours": 1.0, "brand": "door", "age_hours": 0.14, "last_success": "2026-09-28T20:20:01.709121+00:00", "bytes": 12254, "changed": false, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-28T08:09:53.887041+00:00", "held_seconds": 44310.4, "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": "2026-09-28T20:30:13.214072+00:00", "age_seconds": 195.4, "window_seconds": 2700, "interval_seconds": 900}}