{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7STRCSW67YQHL3RWSG4WR6EI4H","short_pith_number":"pith:7STRCSW6","canonical_record":{"source":{"id":"1302.7153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-02-28T11:09:56Z","cross_cats_sorted":[],"title_canon_sha256":"f30638cd0e5ce34e70fa41089e5182071d9508a221db3efd5a59ca0f6a92df89","abstract_canon_sha256":"77d88062507d3ccd026bff6e70c90883deffb508989f951bb3393c6713869791"},"schema_version":"1.0"},"canonical_sha256":"fca7114adefe2075ee3691b968f888e1ef8fda110ffb3c2ee69c4400a9bb3d90","source":{"kind":"arxiv","id":"1302.7153","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.7153","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1302.7153v1","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.7153","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"7STRCSW67YQH","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7STRCSW67YQHL3RW","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7STRCSW6","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7STRCSW67YQHL3RWSG4WR6EI4H","target":"record","payload":{"canonical_record":{"source":{"id":"1302.7153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-02-28T11:09:56Z","cross_cats_sorted":[],"title_canon_sha256":"f30638cd0e5ce34e70fa41089e5182071d9508a221db3efd5a59ca0f6a92df89","abstract_canon_sha256":"77d88062507d3ccd026bff6e70c90883deffb508989f951bb3393c6713869791"},"schema_version":"1.0"},"canonical_sha256":"fca7114adefe2075ee3691b968f888e1ef8fda110ffb3c2ee69c4400a9bb3d90","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:51:25.441074Z","signature_b64":"vI4BUQUsLc6d3Ml6qRXuthKwuHMAAXDufE0XYn9S2DwaCUWDIf3+3zeExZUtJKhtJT01q0abBOqMDSuRzBtjDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fca7114adefe2075ee3691b968f888e1ef8fda110ffb3c2ee69c4400a9bb3d90","last_reissued_at":"2026-05-18T02:51:25.440381Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:51:25.440381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.7153","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wULZle5IlLzfziFIUJ/L5tpP/R+mBd8oVV5P3B4NIsoQfApNYZ0Eo+dIiHTQICL6pMCjCBrIJU6hkc4XPznWAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T22:28:35.519782Z"},"content_sha256":"b1934eee85326e02e1db24a441736715d87e4ce0b55641f783e56de4d3139e50","schema_version":"1.0","event_id":"sha256:b1934eee85326e02e1db24a441736715d87e4ce0b55641f783e56de4d3139e50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7STRCSW67YQHL3RWSG4WR6EI4H","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Agent-based simulation of pedestrian behaviour in closed spaces: a museum case study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Alessandro Pluchino, Andrea Rapisarda, Cesare Garofalo, Giuseppe Inturri, Matteo Ignaccolo","submitted_at":"2013-02-28T11:09:56Z","abstract_excerpt":"In order to analyse the behaviour of pedestrians at the very fine scale, while moving along the streets, in open spaces or inside a building, simulation modelling becomes an essential tool. In these spatial environments, in the presence of unusual demand flows, simulation requires the ability to model the local dynamics of individual decision making and behaviour, which is strongly affected by the geometry, randomness, social preferences, local and collective behaviour of other individuals. The dynamics of people visiting and evacuating a museum offers an excellent case study along this line. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.7153","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":""},"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":"2026-05-18T02:51:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0sXrlhi8tCw/3Fc8bUVxEd4TYY54duDtYsFz7JTWkhRucfDTrtLtLrIQk6bRY0NIHwCgMKj1zfZm21B7A3K8Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T22:28:35.520466Z"},"content_sha256":"5cfa17bd8fddeebdccd61ca696079292fafda71b50127d88244f3baa564e7943","schema_version":"1.0","event_id":"sha256:5cfa17bd8fddeebdccd61ca696079292fafda71b50127d88244f3baa564e7943"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7STRCSW67YQHL3RWSG4WR6EI4H/bundle.json","state_url":"https://pith.science/pith/7STRCSW67YQHL3RWSG4WR6EI4H/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7STRCSW67YQHL3RWSG4WR6EI4H/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":"2026-06-10T22:28:35Z","links":{"resolver":"https://pith.science/pith/7STRCSW67YQHL3RWSG4WR6EI4H","bundle":"https://pith.science/pith/7STRCSW67YQHL3RWSG4WR6EI4H/bundle.json","state":"https://pith.science/pith/7STRCSW67YQHL3RWSG4WR6EI4H/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7STRCSW67YQHL3RWSG4WR6EI4H/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7STRCSW67YQHL3RWSG4WR6EI4H","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":"77d88062507d3ccd026bff6e70c90883deffb508989f951bb3393c6713869791","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-02-28T11:09:56Z","title_canon_sha256":"f30638cd0e5ce34e70fa41089e5182071d9508a221db3efd5a59ca0f6a92df89"},"schema_version":"1.0","source":{"id":"1302.7153","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.7153","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"arxiv_version","alias_value":"1302.7153v1","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.7153","created_at":"2026-05-18T02:51:25Z"},{"alias_kind":"pith_short_12","alias_value":"7STRCSW67YQH","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7STRCSW67YQHL3RW","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7STRCSW6","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:5cfa17bd8fddeebdccd61ca696079292fafda71b50127d88244f3baa564e7943","target":"graph","created_at":"2026-05-18T02:51:25Z","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"},"paper":{"abstract_excerpt":"In order to analyse the behaviour of pedestrians at the very fine scale, while moving along the streets, in open spaces or inside a building, simulation modelling becomes an essential tool. In these spatial environments, in the presence of unusual demand flows, simulation requires the ability to model the local dynamics of individual decision making and behaviour, which is strongly affected by the geometry, randomness, social preferences, local and collective behaviour of other individuals. The dynamics of people visiting and evacuating a museum offers an excellent case study along this line. ","authors_text":"Alessandro Pluchino, Andrea Rapisarda, Cesare Garofalo, Giuseppe Inturri, Matteo Ignaccolo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-02-28T11:09:56Z","title":"Agent-based simulation of pedestrian behaviour in closed spaces: a museum case study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.7153","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:b1934eee85326e02e1db24a441736715d87e4ce0b55641f783e56de4d3139e50","target":"record","created_at":"2026-05-18T02:51:25Z","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":"77d88062507d3ccd026bff6e70c90883deffb508989f951bb3393c6713869791","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.soc-ph","submitted_at":"2013-02-28T11:09:56Z","title_canon_sha256":"f30638cd0e5ce34e70fa41089e5182071d9508a221db3efd5a59ca0f6a92df89"},"schema_version":"1.0","source":{"id":"1302.7153","kind":"arxiv","version":1}},"canonical_sha256":"fca7114adefe2075ee3691b968f888e1ef8fda110ffb3c2ee69c4400a9bb3d90","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fca7114adefe2075ee3691b968f888e1ef8fda110ffb3c2ee69c4400a9bb3d90","first_computed_at":"2026-05-18T02:51:25.440381Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:51:25.440381Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vI4BUQUsLc6d3Ml6qRXuthKwuHMAAXDufE0XYn9S2DwaCUWDIf3+3zeExZUtJKhtJT01q0abBOqMDSuRzBtjDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:51:25.441074Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.7153","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b1934eee85326e02e1db24a441736715d87e4ce0b55641f783e56de4d3139e50","sha256:5cfa17bd8fddeebdccd61ca696079292fafda71b50127d88244f3baa564e7943"],"state_sha256":"2c58a46f2439d23b4cf299f98fb7ca782bbdcedc04f2d9e1e2b27b3142477747"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KUOBpKbURYqK95WmZZwJECGVsWONvrFzwrAsHsTQQWJgnklAoVaydL6N5AG77RQfdjagDjbonpsMX59D+0x9Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T22:28:35.524629Z","bundle_sha256":"1081bc091dcb5322cf672867eb372ce74f7738544f48c84dbb4433882d4aabe5"}}