{"surfaces": [{"surface": "collector:kevin-mac", "observation": "healthy", "method": "local_artifact", "summary": "collector kevin-mac last reported 783s ago, inside its declared 1800s deadline", "source": "verify:collector_liveness", "read_at": "2026-10-13T22:18:55.047756+00:00", "detail": {"liveness": "live", "cadence_seconds": 900.0, "silent_after_seconds": 1800.0, "last_report_at": "2026-10-13T22:05:52.262182+00:00", "silent_for_seconds": 782.8, "withheld": ["collector_id", "declared_surfaces"]}, "held_since": "2026-10-13T22:18:55.047756+00:00", "held_seconds": 0.0}, {"surface": "host:mac/disk", "observation": "healthy", "method": "reported", "summary": "57.6GB free, not shrinking", "source": "statvfs:/", "read_at": "2026-10-13T22:05:52.071486+00:00", "detail": {"slope_gb_per_day": 0.874, "free_gb": 57.64, "free_bytes": 61887909888, "pct_free": 25.25, "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": "2026-10-13T09:47:20.880451+00:00", "held_seconds": 44311.2, "reported_by": "kevin-mac"}, {"surface": "cron:morning-brief", "observation": "healthy", "method": "reported", "summary": "brief sent 11.0h ago", "source": "brief-send-log.jsonl", "read_at": "2026-10-13T22:05:52.071561+00:00", "detail": {"age_hours": 11.0, "row_count": 64, "last_send_at": "2026-10-13T11:05:46.442778+00:00", "window_hours": 30.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:20.880714+00:00", "held_seconds": 44311.2, "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": "2026-10-13T22:05:52.071606+00:00", "detail": {"age_hours": 0.1, "last_success": "2026-10-13T22:00:01.619412+00:00", "window_hours": 1.0, "withheld": ["collector_id", "counts", "received_at", "reported_method", "skipped", "wire_row_id"]}, "held_since": "2026-10-13T09:47:20.880881+00:00", "held_seconds": 44311.2, "reported_by": "kevin-mac"}, {"surface": "backup:baserow", "observation": "healthy", "method": "reported", "summary": "backup 14.1h old (31 retained)", "source": "infra-baserow-1:/baserow/backups", "read_at": "2026-10-13T22:05:52.137071+00:00", "detail": {"age_hours": 14.1, "newest": "baserow_backup_20261013_030001.tar.gz", "backup_count": 31, "newest_at": "2026-10-13T08:00:01+00:00", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.025271+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:05:52.137185+00:00", "detail": {"age_hours": 0.38, "last_success": "2026-10-13T21:42:56.917805+00:00", "alarm": true, "invoked_by": "scheduler", "window_hours": 1.5, "withheld": ["collector_id", "received_at", "reported_method", "stale", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.025621+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:05:52.137233+00:00", "detail": {"age_hours": 0.08, "last_success": "2026-10-13T22:00:54+00:00", "http_code": 200, "window_hours": 0.5, "withheld": ["collector_id", "probe", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.025829+00:00", "held_seconds": 44311.1, "reported_by": "kevin-mac"}, {"surface": "cron:kai-cadence", "observation": "healthy", "method": "reported", "summary": "last success 8.1h ago", "source": "kai-cadence-heartbeat.json", "read_at": "2026-10-13T22:05:52.137273+00:00", "detail": {"age_hours": 8.07, "last_success": "2026-10-13T14:01:47.283233+00:00", "invoked_by": "distributor", "outcome": "posted", "window_hours": 26.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.026037+00:00", "held_seconds": 44311.1, "reported_by": "kevin-mac"}, {"surface": "cron:devpost", "observation": "healthy", "method": "reported", "summary": "last success 0.5h ago", "source": "devpost-heartbeat.json", "read_at": "2026-10-13T22:05:52.137311+00:00", "detail": {"age_hours": 0.46, "last_success": "2026-10-13T21:38:33.813186+00:00", "window_hours": 26.0, "withheld": ["collector_id", "hb_source", "received_at", "reported_method", "row", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.026223+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:05:52.137358+00:00", "detail": {"brand": "hackfw", "age_hours": 0.1, "last_success": "2026-10-13T22:00:01.239064+00:00", "changed": false, "bytes": 42714, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.026413+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:05:52.137396+00:00", "detail": {"brand": "tmb", "age_hours": 0.1, "last_success": "2026-10-13T22:00:01.397628+00:00", "changed": false, "bytes": 37973, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.026587+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:05:52.137432+00:00", "detail": {"brand": "fwdao", "age_hours": 0.1, "last_success": "2026-10-13T22:00:01.619107+00:00", "changed": false, "bytes": 56584, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.026777+00:00", "held_seconds": 44311.1, "reported_by": "kevin-mac"}, {"surface": "cron:door", "observation": "healthy", "method": "reported", "summary": "last success 0.1h ago", "source": "index.html.heartbeat.json", "read_at": "2026-10-13T22:05:52.137469+00:00", "detail": {"brand": "door", "age_hours": 0.1, "last_success": "2026-10-13T22:00:02.065757+00:00", "changed": false, "bytes": 12254, "window_hours": 1.0, "withheld": ["collector_id", "received_at", "reported_method", "wire_row_id"]}, "held_since": "2026-10-13T09:47:21.027521+00:00", "held_seconds": 44311.1, "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": "2026-10-13T22:15:09.949327+00:00", "age_seconds": 227.0, "window_seconds": 2700, "interval_seconds": 900}}