{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 61s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-12T00:24:47.350227+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-12T00:23:45.991505+00:00", "silent_for_seconds": 61.4, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-12T00:24:47.350227+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "55.8GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-12T00:23:45.753321+00:00", "detail": {"slope_gb_per_day": 1.084, "free_gb": 55.84, "free_bytes": 59959070720, "pct_free": 24.46, "samples": 2011, "floor_gb": 5.0, "runway_days": null, "total_gb": 228.27, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.293886+00:00", "held_seconds": 44307.5, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 13.4h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-12T00:23:45.753616+00:00", "detail": {"age_hours": 13.39, "row_count": 62, "last_send_at": "2026-10-11T11:00:08.254527+00:00", "window_hours": 30.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.294132+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:23:45.753683+00:00", "detail": {"age_hours": 0.06, "last_success": "2026-10-12T00:20:01.908822+00:00", "window_hours": 1.0, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.294312+00:00", "held_seconds": 44307.5, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 16.4h old (32 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-12T00:23:45.891347+00:00", "detail": {"age_hours": 16.4, "newest": "baserow_backup_20261011_030000.tar.gz", "backup_count": 32, "newest_at": "2026-10-11T08:00:00+00:00", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.431513+00:00", "held_seconds": 44307.5, "reported_by": "kevin-mac"}, {"surface": "cron:comms-freshness", "observation": "healthy", "method": "reported", "summary": "last success 0.2h ago", "source": "comms-freshness-run.json", "read_at": "2026-10-12T00:23:45.891738+00:00", "detail": {"age_hours": 0.19, "last_success": "2026-10-12T00:12:39.262056+00:00", "alarm": true, "invoked_by": "scheduler", "window_hours": 1.5, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.431812+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:23:45.891823+00:00", "detail": {"age_hours": 0.06, "last_success": "2026-10-12T00:20:07+00:00", "http_code": 200, "window_hours": 0.5, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T16:36:38.191424+00:00", "held_seconds": 28027.7, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 10.4h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-12T00:23:45.892011+00:00", "detail": {"age_hours": 10.39, "last_success": "2026-10-11T14:00:16.044472+00:00", "invoked_by": "distributor", "outcome": "posted", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432073+00:00", "held_seconds": 44307.5, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 0.3h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-12T00:23:45.892229+00:00", "detail": {"age_hours": 0.26, "last_success": "2026-10-12T00:08:23.521744+00:00", "window_hours": 26.0, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432280+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:23:45.892318+00:00", "detail": {"brand": "hackfw", "age_hours": 0.06, "last_success": "2026-10-12T00:20:01.731141+00:00", "changed": false, "bytes": 42714, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432466+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:23:45.892383+00:00", "detail": {"brand": "tmb", "age_hours": 0.06, "last_success": "2026-10-12T00:20:01.872706+00:00", "changed": false, "bytes": 37973, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432601+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:23:45.892443+00:00", "detail": {"brand": "fwdao", "age_hours": 0.06, "last_success": "2026-10-12T00:20:02.029190+00:00", "changed": false, "bytes": 56614, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432773+00:00", "held_seconds": 44307.5, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-12T00:23:45.892504+00:00", "detail": {"brand": "door", "age_hours": 0.06, "last_success": "2026-10-12T00:20:02.396954+00:00", "changed": false, "bytes": 12254, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-11T12:05:18.432820+00:00", "held_seconds": 44307.5, "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": "2026-10-12T00:15:04.618454+00:00", "age_seconds": 584.5, "window_seconds": 2700, "interval_seconds": 900}}