{"surfaces": [{"surface": "host:disk/", "observation": "healthy", "method": "local_artifact", "summary": "755.7GB free, 1454387788 days of runway", "source": "statvfs:/", "read_at": "2026-09-26T00:29:52.305073+00:00", "detail": {"free_bytes": 811478810624, "free_gb": 755.75, "total_gb": 755.75, "pct_free": 100.0, "floor_gb": 5.0, "samples": 1324, "slope_gb_per_day": -0.0, "runway_days": 1454387787.8}, "held_since": "2026-09-26T00:29:52.305073+00:00", "held_seconds": 0.0}, {"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 881s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-09-26T00:29:50.679906+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-09-26T00:15:10.174334+00:00", "silent_for_seconds": 880.5, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-09-26T00:29:50.679906+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "fault", "method": "reported", "summary": "16.2GB free but losing 0.81GB/day: hits the floor in 13.8 days", "source": "statvfs:/", "read_at": "2026-09-26T00:15:09.985897+00:00", "detail": {"pct_free": 7.08, "floor_gb": 5.0, "runway_days": 13.8, "free_gb": 16.16, "free_bytes": 17353506816, "slope_gb_per_day": -0.811, "total_gb": 228.27, "samples": 2011, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T22:44:41.887490+00:00", "held_seconds": 5428.1, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 13.2h ago", "source": "brief-send-log.jsonl", "read_at": "2026-09-26T00:15:09.986261+00:00", "detail": {"last_send_at": "2026-09-25T11:01:08.923796+00:00", "row_count": 46, "age_hours": 13.23, "window_hours": 30.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:31.962250+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:09.986578+00:00", "detail": {"last_success": "2026-09-26T00:10:01.482783+00:00", "age_hours": 0.09, "window_hours": 1.0, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-09-25T11:56:31.962596+00:00", "held_seconds": 44318.0, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 16.3h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-09-26T00:15:10.057783+00:00", "detail": {"newest_at": "2026-09-25T08:00:00+00:00", "age_hours": 16.25, "newest": "baserow_backup_20260925_030000.tar.gz", "backup_count": 31, "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.025151+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:10.058065+00:00", "detail": {"invoked_by": "interactive", "alarm": true, "last_success": "2026-09-25T23:58:07.426986+00:00", "age_hours": 0.28, "window_hours": 1.5, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.025562+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:10.058218+00:00", "detail": {"http_code": 200, "last_success": "2026-09-26T00:13:15+00:00", "age_hours": 0.03, "window_hours": 0.5, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.025691+00:00", "held_seconds": 44318.0, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 2.0h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-09-26T00:15:10.058502+00:00", "detail": {"invoked_by": "cadence", "last_success": "2026-09-25T22:15:08.602707+00:00", "age_hours": 2.0, "outcome": "posted", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.025928+00:00", "held_seconds": 44318.0, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "devpost-heartbeat.json", "read_at": "2026-09-26T00:15:10.058628+00:00", "detail": {"last_success": "2026-09-26T00:03:19.217353+00:00", "age_hours": 0.2, "window_hours": 26.0, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.026179+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:10.058929+00:00", "detail": {"brand": "hackfw", "changed": false, "last_success": "2026-09-26T00:10:01.348615+00:00", "bytes": 42714, "age_hours": 0.09, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.026486+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:10.059096+00:00", "detail": {"brand": "tmb", "changed": false, "last_success": "2026-09-26T00:10:01.460061+00:00", "bytes": 37973, "age_hours": 0.09, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.026662+00:00", "held_seconds": 44318.0, "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": "2026-09-26T00:15:10.059949+00:00", "detail": {"brand": "fwdao", "changed": false, "last_success": "2026-09-26T00:10:01.560255+00:00", "bytes": 50781, "age_hours": 0.09, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.027582+00:00", "held_seconds": 44318.0, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-09-26T00:15:10.060309+00:00", "detail": {"brand": "door", "changed": false, "last_success": "2026-09-26T00:10:01.868490+00:00", "bytes": 12254, "age_hours": 0.09, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-09-25T11:56:32.027837+00:00", "held_seconds": 44318.0, "reported_by": "kevin-mac"}], "blind_spots": [], "healthy_count": 13, "fault_count": 1, "blind_count": 0, "collectors_declared": 1, "fresh_count": 12, "stale_count": 0, "unreported_count": 0, "undeclared_surfaces": ["self:sweep", "smoke:deploy-check"]}