{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:NWDEQVWEF6RRGD62T6WRGRAAIT","short_pith_number":"pith:NWDEQVWE","schema_version":"1.0","canonical_sha256":"6d864856c42fa3130fda9fad13440044e99c52c01abc24812191580419132020","source":{"kind":"arxiv","id":"1401.1379","version":1},"attestation_state":"computed","paper":{"title":"A two-species hydrodynamic model of particles interacting through self-alignment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AP","math.MP"],"primary_cat":"math-ph","authors_text":"INRIA Nancy - Grand Est / IECN / LSIIT / IRMA), Laurent Navoret (IRMA","submitted_at":"2014-01-07T13:51:01Z","abstract_excerpt":"In this paper, we present a two-species Vicsek model, that describes alignment interactions of self-propelled particles which can either move or not. The model consists in two populations with distinct Vicsek dynamics that interact only via the passage of the particles from one population to the other. The derivation of a macroscopic description of this model is performed using the methodology used for the Vicsek model: we find out a regime where alignment in the whole population occurs. We obtain a new macroscopic model for the densities of each populations and the common mean direction of th"},"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":"1401.1379","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math-ph","submitted_at":"2014-01-07T13:51:01Z","cross_cats_sorted":["math.AP","math.MP"],"title_canon_sha256":"e84bc57a6e7dddb7849dd31b3f3fd6255a25b48b553a16a1f0c2c8bccab8f76c","abstract_canon_sha256":"544907147e79ff855a96672cc1ad0075736a6e9172510794461823882cf9e5a0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:03:08.600240Z","signature_b64":"d5GnYq26CqXHW0VF4i1PC0yusUszeMuJ6ADsx3uej3ZQJPZqPe+ZURiZUNMt/U7YAbvLirvG7q/W3Sd9F+epCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d864856c42fa3130fda9fad13440044e99c52c01abc24812191580419132020","last_reissued_at":"2026-05-18T03:03:08.599575Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:03:08.599575Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A two-species hydrodynamic model of particles interacting through self-alignment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.AP","math.MP"],"primary_cat":"math-ph","authors_text":"INRIA Nancy - Grand Est / IECN / LSIIT / IRMA), Laurent Navoret (IRMA","submitted_at":"2014-01-07T13:51:01Z","abstract_excerpt":"In this paper, we present a two-species Vicsek model, that describes alignment interactions of self-propelled particles which can either move or not. The model consists in two populations with distinct Vicsek dynamics that interact only via the passage of the particles from one population to the other. The derivation of a macroscopic description of this model is performed using the methodology used for the Vicsek model: we find out a regime where alignment in the whole population occurs. We obtain a new macroscopic model for the densities of each populations and the common mean direction of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.1379","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1401.1379","created_at":"2026-05-18T03:03:08.599692+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.1379v1","created_at":"2026-05-18T03:03:08.599692+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.1379","created_at":"2026-05-18T03:03:08.599692+00:00"},{"alias_kind":"pith_short_12","alias_value":"NWDEQVWEF6RR","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_16","alias_value":"NWDEQVWEF6RRGD62","created_at":"2026-05-18T12:28:41.024544+00:00"},{"alias_kind":"pith_short_8","alias_value":"NWDEQVWE","created_at":"2026-05-18T12:28:41.024544+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/NWDEQVWEF6RRGD62T6WRGRAAIT","json":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT.json","graph_json":"https://pith.science/api/pith-number/NWDEQVWEF6RRGD62T6WRGRAAIT/graph.json","events_json":"https://pith.science/api/pith-number/NWDEQVWEF6RRGD62T6WRGRAAIT/events.json","paper":"https://pith.science/paper/NWDEQVWE"},"agent_actions":{"view_html":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT","download_json":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT.json","view_paper":"https://pith.science/paper/NWDEQVWE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.1379&json=true","fetch_graph":"https://pith.science/api/pith-number/NWDEQVWEF6RRGD62T6WRGRAAIT/graph.json","fetch_events":"https://pith.science/api/pith-number/NWDEQVWEF6RRGD62T6WRGRAAIT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT/action/storage_attestation","attest_author":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT/action/author_attestation","sign_citation":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT/action/citation_signature","submit_replication":"https://pith.science/pith/NWDEQVWEF6RRGD62T6WRGRAAIT/action/replication_record"}},"created_at":"2026-05-18T03:03:08.599692+00:00","updated_at":"2026-05-18T03:03:08.599692+00:00"}