{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:2A3TSOW5KQUQNUVJTXTBETQROW","short_pith_number":"pith:2A3TSOW5","canonical_record":{"source":{"id":"1308.2321","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-08-10T14:17:03Z","cross_cats_sorted":[],"title_canon_sha256":"5861654c011e347778855d4ba8b61403e7bba91aaf1809f763828a5522364ab7","abstract_canon_sha256":"cf7aef7e3719f2d471822a9cc97086e4093bc5f889c01c564eadf77753aef488"},"schema_version":"1.0"},"canonical_sha256":"d037393add542906d2a99de6124e1175b5107cb6edcb942d6dce2ea5b38b4940","source":{"kind":"arxiv","id":"1308.2321","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.2321","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"arxiv_version","alias_value":"1308.2321v3","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.2321","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"pith_short_12","alias_value":"2A3TSOW5KQUQ","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"2A3TSOW5KQUQNUVJ","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"2A3TSOW5","created_at":"2026-05-18T12:27:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:2A3TSOW5KQUQNUVJTXTBETQROW","target":"record","payload":{"canonical_record":{"source":{"id":"1308.2321","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-08-10T14:17:03Z","cross_cats_sorted":[],"title_canon_sha256":"5861654c011e347778855d4ba8b61403e7bba91aaf1809f763828a5522364ab7","abstract_canon_sha256":"cf7aef7e3719f2d471822a9cc97086e4093bc5f889c01c564eadf77753aef488"},"schema_version":"1.0"},"canonical_sha256":"d037393add542906d2a99de6124e1175b5107cb6edcb942d6dce2ea5b38b4940","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:55.957044Z","signature_b64":"WMQF5qlpkA3F2z1NbZaip6vyEzO07rcNVUrT6hLPllruL11QVXUHPMhHLI7CzaGZNZBRCD/yBKieZbxvAx84CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d037393add542906d2a99de6124e1175b5107cb6edcb942d6dce2ea5b38b4940","last_reissued_at":"2026-05-18T00:35:55.956684Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:55.956684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1308.2321","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:35:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5c4KdPww3qr/myphcwX7h88CgafNxApq8KOzr3yjN5ovC4DRQpeurhAAPt/+UrMOkfrOj29BzHLhgebeSf2AAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:45:41.959688Z"},"content_sha256":"34d78d1bc3483ac5d3c655ca5c30b48c9b1893ffc7acccc020fdf7cb8a2622b5","schema_version":"1.0","event_id":"sha256:34d78d1bc3483ac5d3c655ca5c30b48c9b1893ffc7acccc020fdf7cb8a2622b5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:2A3TSOW5KQUQNUVJTXTBETQROW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Collective dynamics of pedestrians interacting with attractions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Hang-Hyun Jo, Iisakki Kosonen, Jaeyoung Kwak, Tapio Luttinen","submitted_at":"2013-08-10T14:17:03Z","abstract_excerpt":"In order to investigate collective effects of interactions between pedestrians and attractions, this study extends the social force model. Such interactions lead pedestrians to form stable clusters around attractions, or even to rush into attractions if the interaction becomes stronger. It is also found that for high pedestrian density and intermediate interaction strength, some pedestrians rush into attractions while others move to neighboring attractions. These collective patterns of pedestrian movements or phases and transitions between them are systematically presented in a phase diagram. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.2321","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:35:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5qMHv3vwfixjLnXe7VNExsIXEyNx3xW8/J46G/zDMYDNmIoK4WFg4HnlmA/vgh9I405kcw7G16JkI5Fwzf3cCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:45:41.960304Z"},"content_sha256":"c8b07a2b0159a60b002b74af0a8c1b3c409d6e8a6680df9209c45daf206f4bd8","schema_version":"1.0","event_id":"sha256:c8b07a2b0159a60b002b74af0a8c1b3c409d6e8a6680df9209c45daf206f4bd8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2A3TSOW5KQUQNUVJTXTBETQROW/bundle.json","state_url":"https://pith.science/pith/2A3TSOW5KQUQNUVJTXTBETQROW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2A3TSOW5KQUQNUVJTXTBETQROW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-07T08:45:41Z","links":{"resolver":"https://pith.science/pith/2A3TSOW5KQUQNUVJTXTBETQROW","bundle":"https://pith.science/pith/2A3TSOW5KQUQNUVJTXTBETQROW/bundle.json","state":"https://pith.science/pith/2A3TSOW5KQUQNUVJTXTBETQROW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2A3TSOW5KQUQNUVJTXTBETQROW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:2A3TSOW5KQUQNUVJTXTBETQROW","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":"cf7aef7e3719f2d471822a9cc97086e4093bc5f889c01c564eadf77753aef488","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-08-10T14:17:03Z","title_canon_sha256":"5861654c011e347778855d4ba8b61403e7bba91aaf1809f763828a5522364ab7"},"schema_version":"1.0","source":{"id":"1308.2321","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1308.2321","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"arxiv_version","alias_value":"1308.2321v3","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1308.2321","created_at":"2026-05-18T00:35:55Z"},{"alias_kind":"pith_short_12","alias_value":"2A3TSOW5KQUQ","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_16","alias_value":"2A3TSOW5KQUQNUVJ","created_at":"2026-05-18T12:27:30Z"},{"alias_kind":"pith_short_8","alias_value":"2A3TSOW5","created_at":"2026-05-18T12:27:30Z"}],"graph_snapshots":[{"event_id":"sha256:c8b07a2b0159a60b002b74af0a8c1b3c409d6e8a6680df9209c45daf206f4bd8","target":"graph","created_at":"2026-05-18T00:35:55Z","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"},"paper":{"abstract_excerpt":"In order to investigate collective effects of interactions between pedestrians and attractions, this study extends the social force model. Such interactions lead pedestrians to form stable clusters around attractions, or even to rush into attractions if the interaction becomes stronger. It is also found that for high pedestrian density and intermediate interaction strength, some pedestrians rush into attractions while others move to neighboring attractions. These collective patterns of pedestrian movements or phases and transitions between them are systematically presented in a phase diagram. ","authors_text":"Hang-Hyun Jo, Iisakki Kosonen, Jaeyoung Kwak, Tapio Luttinen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-08-10T14:17:03Z","title":"Collective dynamics of pedestrians interacting with attractions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1308.2321","kind":"arxiv","version":3},"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":"sha256:34d78d1bc3483ac5d3c655ca5c30b48c9b1893ffc7acccc020fdf7cb8a2622b5","target":"record","created_at":"2026-05-18T00:35:55Z","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":"cf7aef7e3719f2d471822a9cc97086e4093bc5f889c01c564eadf77753aef488","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-08-10T14:17:03Z","title_canon_sha256":"5861654c011e347778855d4ba8b61403e7bba91aaf1809f763828a5522364ab7"},"schema_version":"1.0","source":{"id":"1308.2321","kind":"arxiv","version":3}},"canonical_sha256":"d037393add542906d2a99de6124e1175b5107cb6edcb942d6dce2ea5b38b4940","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d037393add542906d2a99de6124e1175b5107cb6edcb942d6dce2ea5b38b4940","first_computed_at":"2026-05-18T00:35:55.956684Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:55.956684Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WMQF5qlpkA3F2z1NbZaip6vyEzO07rcNVUrT6hLPllruL11QVXUHPMhHLI7CzaGZNZBRCD/yBKieZbxvAx84CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:55.957044Z","signed_message":"canonical_sha256_bytes"},"source_id":"1308.2321","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:34d78d1bc3483ac5d3c655ca5c30b48c9b1893ffc7acccc020fdf7cb8a2622b5","sha256:c8b07a2b0159a60b002b74af0a8c1b3c409d6e8a6680df9209c45daf206f4bd8"],"state_sha256":"68083ee8c91d4e4a64fef78f43865fd0bf7c009df1661a136cb4ebe3e0f5a832"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cowOpPuEvA85UTztQsU8MGN4tyyUz9loukbPNuSvnoOBz0WNox863QsxLQQ2vHa9VJps3znbdU2M5sPjcEpMCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T08:45:41.963494Z","bundle_sha256":"9fcaa4749f308d16a12b6b7fa24dc8d8ec99dd99598dbe6f2ec72b51bb488320"}}