{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:245UVF7AJIG2TODNYUGVOMCNMM","short_pith_number":"pith:245UVF7A","schema_version":"1.0","canonical_sha256":"d73b4a97e04a0da9b86dc50d57304d6333b0fc59eb41f38ab10e64c3c2e0feb2","source":{"kind":"arxiv","id":"2411.16911","version":2},"attestation_state":"computed","paper":{"title":"Avoiding Deadlocks Is Not Enough: Analysis and Resolution of Blocked Airplanes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Shuhao Qi, Sofie Haesaert, Zengjie Zhang, Zhiyong Sun","submitted_at":"2024-11-25T20:31:08Z","abstract_excerpt":"This paper is devoted to the analysis and resolution of a pathological phenomenon in airplane encounters called blocking mode. As autonomy in airplane systems increases, a pathological phenomenon can be observed in two-aircraft encounter scenarios, where airplanes stick together and fly in parallel for an extended period. This parallel flight results in a temporary blocking that significantly delays progress. In contrast to widely studied deadlocks in multi-robot systems, such transient blocking is often overlooked in existing literature. Since such prolonged parallel flying places high-speed "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2411.16911","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2024-11-25T20:31:08Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"40e8e935b1d2fc59414109e3c056327297581e90075b9892dee2a059cf55b1b1","abstract_canon_sha256":"b7220fd93f54b55f378f62efad91d3a6730d2541b500636573eba33fba515fbe"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:21:38.626066Z","signature_b64":"CHLiYrezq4uKm+LabVWDuyYL1UatORLSfXRCX+u16ykSenA/2Uq9SoaPpC5oMT6QL9XTIsVrh7zVahF3idlmDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d73b4a97e04a0da9b86dc50d57304d6333b0fc59eb41f38ab10e64c3c2e0feb2","last_reissued_at":"2026-07-05T11:21:38.625567Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:21:38.625567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Avoiding Deadlocks Is Not Enough: Analysis and Resolution of Blocked Airplanes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Shuhao Qi, Sofie Haesaert, Zengjie Zhang, Zhiyong Sun","submitted_at":"2024-11-25T20:31:08Z","abstract_excerpt":"This paper is devoted to the analysis and resolution of a pathological phenomenon in airplane encounters called blocking mode. As autonomy in airplane systems increases, a pathological phenomenon can be observed in two-aircraft encounter scenarios, where airplanes stick together and fly in parallel for an extended period. This parallel flight results in a temporary blocking that significantly delays progress. In contrast to widely studied deadlocks in multi-robot systems, such transient blocking is often overlooked in existing literature. Since such prolonged parallel flying places high-speed "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.16911","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2411.16911/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2411.16911","created_at":"2026-07-05T11:21:38.625633+00:00"},{"alias_kind":"arxiv_version","alias_value":"2411.16911v2","created_at":"2026-07-05T11:21:38.625633+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.16911","created_at":"2026-07-05T11:21:38.625633+00:00"},{"alias_kind":"pith_short_12","alias_value":"245UVF7AJIG2","created_at":"2026-07-05T11:21:38.625633+00:00"},{"alias_kind":"pith_short_16","alias_value":"245UVF7AJIG2TODN","created_at":"2026-07-05T11:21:38.625633+00:00"},{"alias_kind":"pith_short_8","alias_value":"245UVF7A","created_at":"2026-07-05T11:21:38.625633+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2508.00156","citing_title":"Integrating Opinion Dynamics into Safety Control for Decentralized Airplane Encounter Resolution","ref_index":13,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM","json":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM.json","graph_json":"https://pith.science/api/pith-number/245UVF7AJIG2TODNYUGVOMCNMM/graph.json","events_json":"https://pith.science/api/pith-number/245UVF7AJIG2TODNYUGVOMCNMM/events.json","paper":"https://pith.science/paper/245UVF7A"},"agent_actions":{"view_html":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM","download_json":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM.json","view_paper":"https://pith.science/paper/245UVF7A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2411.16911&json=true","fetch_graph":"https://pith.science/api/pith-number/245UVF7AJIG2TODNYUGVOMCNMM/graph.json","fetch_events":"https://pith.science/api/pith-number/245UVF7AJIG2TODNYUGVOMCNMM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM/action/storage_attestation","attest_author":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM/action/author_attestation","sign_citation":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM/action/citation_signature","submit_replication":"https://pith.science/pith/245UVF7AJIG2TODNYUGVOMCNMM/action/replication_record"}},"created_at":"2026-07-05T11:21:38.625633+00:00","updated_at":"2026-07-05T11:21:38.625633+00:00"}