{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:N5EZO2QJ7AI5DUBCMSK6RYVIY6","short_pith_number":"pith:N5EZO2QJ","schema_version":"1.0","canonical_sha256":"6f49976a09f811d1d0226495e8e2a8c78a42b37856e5e1d2919a09473a6d5283","source":{"kind":"arxiv","id":"2401.02459","version":1},"attestation_state":"computed","paper":{"title":"Characterization of pedestrian contact interaction trajectories","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Jaeyoung Kwak, Michael H. Lees, Wentong Cai","submitted_at":"2024-01-04T08:19:21Z","abstract_excerpt":"A spreading process can be observed when a particular behavior, substance, or disease spreads through a population over time in social and biological systems. It is widely believed that contact interactions among individual entities play an essential role in the spreading process. Although the contact interactions are often influenced by geometrical conditions, little attention has been paid to understand their effects especially on contact duration among pedestrians. To examine how the pedestrian flow setups affect contact duration distribution, we have analyzed trajectories of pedestrians in"},"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":"2401.02459","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2024-01-04T08:19:21Z","cross_cats_sorted":[],"title_canon_sha256":"78dac62b135b4522a5b1a2426dac2c6ff12f38f3b37e93a70b82244311d9d880","abstract_canon_sha256":"57c46a354863889830a4e1d87c5b1253641c2f8cdbce22dbc0d70f3be129006a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:30:25.641922Z","signature_b64":"SGvuqnkA8QuXFC5aqzj3R/zqxUwtLXXpTKAvMqz9UOd3i1IUetF62IynezWk7gzvUpQtyMa2bT3twDJMx1rZAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6f49976a09f811d1d0226495e8e2a8c78a42b37856e5e1d2919a09473a6d5283","last_reissued_at":"2026-07-05T07:30:25.641367Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:30:25.641367Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterization of pedestrian contact interaction trajectories","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Jaeyoung Kwak, Michael H. Lees, Wentong Cai","submitted_at":"2024-01-04T08:19:21Z","abstract_excerpt":"A spreading process can be observed when a particular behavior, substance, or disease spreads through a population over time in social and biological systems. It is widely believed that contact interactions among individual entities play an essential role in the spreading process. Although the contact interactions are often influenced by geometrical conditions, little attention has been paid to understand their effects especially on contact duration among pedestrians. To examine how the pedestrian flow setups affect contact duration distribution, we have analyzed trajectories of pedestrians in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2401.02459","kind":"arxiv","version":1},"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/2401.02459/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":"2401.02459","created_at":"2026-07-05T07:30:25.641453+00:00"},{"alias_kind":"arxiv_version","alias_value":"2401.02459v1","created_at":"2026-07-05T07:30:25.641453+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2401.02459","created_at":"2026-07-05T07:30:25.641453+00:00"},{"alias_kind":"pith_short_12","alias_value":"N5EZO2QJ7AI5","created_at":"2026-07-05T07:30:25.641453+00:00"},{"alias_kind":"pith_short_16","alias_value":"N5EZO2QJ7AI5DUBC","created_at":"2026-07-05T07:30:25.641453+00:00"},{"alias_kind":"pith_short_8","alias_value":"N5EZO2QJ","created_at":"2026-07-05T07:30:25.641453+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6","json":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6.json","graph_json":"https://pith.science/api/pith-number/N5EZO2QJ7AI5DUBCMSK6RYVIY6/graph.json","events_json":"https://pith.science/api/pith-number/N5EZO2QJ7AI5DUBCMSK6RYVIY6/events.json","paper":"https://pith.science/paper/N5EZO2QJ"},"agent_actions":{"view_html":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6","download_json":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6.json","view_paper":"https://pith.science/paper/N5EZO2QJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2401.02459&json=true","fetch_graph":"https://pith.science/api/pith-number/N5EZO2QJ7AI5DUBCMSK6RYVIY6/graph.json","fetch_events":"https://pith.science/api/pith-number/N5EZO2QJ7AI5DUBCMSK6RYVIY6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6/action/storage_attestation","attest_author":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6/action/author_attestation","sign_citation":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6/action/citation_signature","submit_replication":"https://pith.science/pith/N5EZO2QJ7AI5DUBCMSK6RYVIY6/action/replication_record"}},"created_at":"2026-07-05T07:30:25.641453+00:00","updated_at":"2026-07-05T07:30:25.641453+00:00"}