{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 480s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-16T12:46:00.059906+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-16T12:38:00.486799+00:00", "silent_for_seconds": 479.6, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-16T12:46:00.059906+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "53.3GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-16T12:38:00.227633+00:00", "detail": {"free_gb": 53.33, "pct_free": 23.36, "slope_gb_per_day": 0.068, "runway_days": null, "floor_gb": 5.0, "total_gb": 228.27, "samples": 2011, "free_bytes": 57258999808, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.095802+00:00", "held_seconds": 44296.1, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 1.6h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-16T12:38:00.228874+00:00", "detail": {"window_hours": 30.0, "row_count": 67, "last_send_at": "2026-10-16T11:03:23.243564+00:00", "age_hours": 1.58, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.096284+00:00", "held_seconds": 44296.1, "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": "2026-10-16T12:38:00.229174+00:00", "detail": {"last_success": "2026-10-16T12:30:00.793175+00:00", "window_hours": 1.0, "age_hours": 0.13, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.096337+00:00", "held_seconds": 44296.1, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 4.6h old (32 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-16T12:38:00.378435+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": 4.63, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.159408+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:38:00.378956+00:00", "detail": {"age_hours": 0.41, "last_success": "2026-10-16T12:13:22.913909+00:00", "window_hours": 1.5, "invoked_by": "scheduler", "alarm": true, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.159706+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:38:00.379060+00:00", "detail": {"http_code": 200, "last_success": "2026-10-16T12:36:58+00:00", "window_hours": 0.5, "age_hours": 0.02, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.159853+00:00", "held_seconds": 44296.2, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 0.6h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-16T12:38:00.379442+00:00", "detail": {"outcome": "posted", "last_success": "2026-10-16T12:00:47.302395+00:00", "window_hours": 26.0, "invoked_by": "cadence", "age_hours": 0.62, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160021+00:00", "held_seconds": 44296.2, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 8.0h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-16T12:38:00.379823+00:00", "detail": {"last_success": "2026-10-16T04:38:46.733293+00:00", "window_hours": 26.0, "age_hours": 7.99, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160163+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:38:00.380170+00:00", "detail": {"brand": "hackfw", "last_success": "2026-10-16T12:30:00.574133+00:00", "bytes": 42714, "window_hours": 1.0, "changed": false, "age_hours": 0.13, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160214+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:38:00.380373+00:00", "detail": {"brand": "tmb", "last_success": "2026-10-16T12:30:00.687339+00:00", "bytes": 37973, "window_hours": 1.0, "changed": false, "age_hours": 0.13, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160252+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:38:00.381258+00:00", "detail": {"brand": "fwdao", "last_success": "2026-10-16T12:30:00.802271+00:00", "bytes": 56821, "window_hours": 1.0, "changed": false, "age_hours": 0.13, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160289+00:00", "held_seconds": 44296.2, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-16T12:38:00.381579+00:00", "detail": {"brand": "door", "last_success": "2026-10-16T12:30:01.117548+00:00", "bytes": 12254, "window_hours": 1.0, "changed": false, "age_hours": 0.13, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-16T00:19:44.160329+00:00", "held_seconds": 44296.2, "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": "2026-10-16T12:45:05.040119+00:00", "age_seconds": 57.1, "window_seconds": 2700, "interval_seconds": 900}}