{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:4U3VNWYQFQLCLESQQPU7UE3RZW","short_pith_number":"pith:4U3VNWYQ","schema_version":"1.0","canonical_sha256":"e53756db102c1625925083e9fa1371cdb5532b2bb9f2dc2ef84cc2015008b9bd","source":{"kind":"arxiv","id":"2003.03398","version":1},"attestation_state":"computed","paper":{"title":"Distributed macroscopic traffic simulation with Open Traffic Models","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Gabriel Gomes, Juliette Ugirumurera, Xiaoye Li","submitted_at":"2020-03-06T19:14:54Z","abstract_excerpt":"This paper presents OTM-MPI, an extension of the Open Traffic Models platform (OTM) for running macroscopic traffic simulations in high-performance computing environments. Macroscopic simulations are appropriate for studying regional traffic scenarios when aggregate trends are of interest, rather than individual vehicle traces. They are also appropriate for studying the routing behavior of classes of vehicles, such as app-informed vehicles. The network partitioning was performed with METIS. Inter-process communication was done with MPI (message-passing interface). Results are provided for two "},"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":"2003.03398","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.DC","submitted_at":"2020-03-06T19:14:54Z","cross_cats_sorted":[],"title_canon_sha256":"b78ebe542419a452526d6950508ed258b6ce20542f93979dea6fa7670011713f","abstract_canon_sha256":"dad20ef9afcb49e6f3c7b087e29207679829ede1f6f9209f4b1ce977480476a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:46:35.908363Z","signature_b64":"V4T9JswQKVYq2Kyu/jjtPvKNVoZ7e1uoFq5cxUl4TT3cIqibc6Un9WXD3nG5Q/9bPYU9Z+gXS5kiuiQMT5w1Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e53756db102c1625925083e9fa1371cdb5532b2bb9f2dc2ef84cc2015008b9bd","last_reissued_at":"2026-07-05T00:46:35.907866Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:46:35.907866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Distributed macroscopic traffic simulation with Open Traffic Models","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Gabriel Gomes, Juliette Ugirumurera, Xiaoye Li","submitted_at":"2020-03-06T19:14:54Z","abstract_excerpt":"This paper presents OTM-MPI, an extension of the Open Traffic Models platform (OTM) for running macroscopic traffic simulations in high-performance computing environments. Macroscopic simulations are appropriate for studying regional traffic scenarios when aggregate trends are of interest, rather than individual vehicle traces. They are also appropriate for studying the routing behavior of classes of vehicles, such as app-informed vehicles. The network partitioning was performed with METIS. Inter-process communication was done with MPI (message-passing interface). Results are provided for two "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.03398","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/2003.03398/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":"2003.03398","created_at":"2026-07-05T00:46:35.907925+00:00"},{"alias_kind":"arxiv_version","alias_value":"2003.03398v1","created_at":"2026-07-05T00:46:35.907925+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.03398","created_at":"2026-07-05T00:46:35.907925+00:00"},{"alias_kind":"pith_short_12","alias_value":"4U3VNWYQFQLC","created_at":"2026-07-05T00:46:35.907925+00:00"},{"alias_kind":"pith_short_16","alias_value":"4U3VNWYQFQLCLESQ","created_at":"2026-07-05T00:46:35.907925+00:00"},{"alias_kind":"pith_short_8","alias_value":"4U3VNWYQ","created_at":"2026-07-05T00:46:35.907925+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/4U3VNWYQFQLCLESQQPU7UE3RZW","json":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW.json","graph_json":"https://pith.science/api/pith-number/4U3VNWYQFQLCLESQQPU7UE3RZW/graph.json","events_json":"https://pith.science/api/pith-number/4U3VNWYQFQLCLESQQPU7UE3RZW/events.json","paper":"https://pith.science/paper/4U3VNWYQ"},"agent_actions":{"view_html":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW","download_json":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW.json","view_paper":"https://pith.science/paper/4U3VNWYQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2003.03398&json=true","fetch_graph":"https://pith.science/api/pith-number/4U3VNWYQFQLCLESQQPU7UE3RZW/graph.json","fetch_events":"https://pith.science/api/pith-number/4U3VNWYQFQLCLESQQPU7UE3RZW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW/action/storage_attestation","attest_author":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW/action/author_attestation","sign_citation":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW/action/citation_signature","submit_replication":"https://pith.science/pith/4U3VNWYQFQLCLESQQPU7UE3RZW/action/replication_record"}},"created_at":"2026-07-05T00:46:35.907925+00:00","updated_at":"2026-07-05T00:46:35.907925+00:00"}