{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:Z7AUBXYQGRHLAHFJR57U5PPYZ6","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"1a791ccc14acf10a9d24afe400a6323ad8842af85fc9399aeac82039d035b28c","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-01-20T01:16:54Z","title_canon_sha256":"1bf6e9702d25515c02101000ea78269b5b6aa3cf5829f7b9a1e7585ca8f68619"},"schema_version":"1.0","source":{"id":"2001.06932","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2001.06932","created_at":"2026-07-05T00:34:25Z"},{"alias_kind":"arxiv_version","alias_value":"2001.06932v1","created_at":"2026-07-05T00:34:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2001.06932","created_at":"2026-07-05T00:34:25Z"},{"alias_kind":"pith_short_12","alias_value":"Z7AUBXYQGRHL","created_at":"2026-07-05T00:34:25Z"},{"alias_kind":"pith_short_16","alias_value":"Z7AUBXYQGRHLAHFJ","created_at":"2026-07-05T00:34:25Z"},{"alias_kind":"pith_short_8","alias_value":"Z7AUBXYQ","created_at":"2026-07-05T00:34:25Z"}],"graph_snapshots":[{"event_id":"sha256:d815df9f79e08513f90ffa74d26821e8e2a4d1c4a7b8bfb8a701f1d7cdbb7882","target":"graph","created_at":"2026-07-05T00:34:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2001.06932/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Recent works have considered the ability of transmitter Alice to communicate reliably to receiver Bob without being detected by warden Willie. These works generally assume a standard discrete-time model. But the assumption of a discrete-time model in standard communication scenarios is often predicated on its equivalence to a continuous-time model, which has not been established for the covert communications problem. Here, we consider the continuous-time channel directly and study if efficient covert communication can still be achieved. We assume that an uninformed jammer is present to assist ","authors_text":"Dennis Goeckel, Don Towsley, Ke Li","cross_cats":["cs.IT","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-01-20T01:16:54Z","title":"Covert Communication in Continuous-Time Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2001.06932","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:3110b3c7744fe6dc7dab073b4e2e40502a284018620b1df5677564cd6ce3c2e2","target":"record","created_at":"2026-07-05T00:34:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"1a791ccc14acf10a9d24afe400a6323ad8842af85fc9399aeac82039d035b28c","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2020-01-20T01:16:54Z","title_canon_sha256":"1bf6e9702d25515c02101000ea78269b5b6aa3cf5829f7b9a1e7585ca8f68619"},"schema_version":"1.0","source":{"id":"2001.06932","kind":"arxiv","version":1}},"canonical_sha256":"cfc140df10344eb01ca98f7f4ebdf8cfaa2ae62451f8b539b161c646ddce461d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfc140df10344eb01ca98f7f4ebdf8cfaa2ae62451f8b539b161c646ddce461d","first_computed_at":"2026-07-05T00:34:25.919645Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:34:25.919645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MMplKFyINf/YOFxquKBlYSumEdobz6Q95jxqiBrZ0Qz4CbxseONuPlFn9Thf442dsw/MxhfPMVaSzGP8vGJ8AA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:34:25.920056Z","signed_message":"canonical_sha256_bytes"},"source_id":"2001.06932","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3110b3c7744fe6dc7dab073b4e2e40502a284018620b1df5677564cd6ce3c2e2","sha256:d815df9f79e08513f90ffa74d26821e8e2a4d1c4a7b8bfb8a701f1d7cdbb7882"],"state_sha256":"46a80503bc53a7efe01516885f930b82199f1206ffc815d33074d9371a16550a"}