{"kind":"incident","canonical_url":"https://voidly.ai/incident/CN-2022-0331","facts":"Historical blocking: CN 2022-03-08 to 2022-03-13. Country: China. Source type: censorship. Source status: confirmed. Reported observation window: 2022-03-08T00:00:00Z to 2022-03-13T23:59:59Z.","as_of":null,"as_of_scope":"Latest linked evidence observation with an explicit timezone; unavailable when no such timestamp is supplied.","sources":{"count":1,"names":["ooni-historical-backfill"],"names_truncated":false,"scope":"Distinct source names declared on this incident record, not independent corroboration."},"cite":"Voidly Research. (n.d.). Historical blocking: CN 2022-03-08 to 2022-03-13 [CN-2022-0331]. Voidly Global Censorship Index. https://voidly.ai/incident/CN-2022-0331","publication_date":null,"json_url":"https://voidly.ai/incident/CN-2022-0331/summary.json","source_json_url":"https://api.voidly.ai/data/incidents/CN-2022-0331","hosted_mcp_url":"https://atlas-mcp.voidly.ai/mcp","record_generated_at":"2026-10-11T06:34:37.585502Z","record_updated_at":"2026-05-21T20:02:28.107112+00:00","checked_at":"2026-10-11T06:34:37.592Z","record":{"id":"CN-2022-0331","readable_id":"CN-2022-0331","country":"CN","title":"Historical blocking: CN 2022-03-08 to 2022-03-13","title_truncated":false,"description_excerpt":"Backfilled from OONI historical archive. 5 anomalous day(s), 19 measurements, 87% anomaly rate. Signal types: block, interference. Signal levels: critical.","description_truncated":false,"type":"censorship","status":"confirmed","severity":"critical","observation_start":"2022-03-08T00:00:00Z","observation_end":"2022-03-13T23:59:59Z","measurement_count":19,"source_reported_evidence_count":0,"returned_evidence_count":0,"omitted_evidence_count":0,"evidence_array_state":"returned","reported_count_equals_returned":true,"summary_evidence_limit":8,"summary_evidence_count":0,"summary_evidence_truncated":false,"incident_confidence":0.9455405641464639},"linked_evidence":[],"source_rights_scope":"Voidly-original annotations are CC BY 4.0; upstream evidence retains source-specific terms. Direct upstream measurement links are omitted from this summary."}