{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:Z3Y5EEX5BBBPCVO4TNCNFKFZMZ","short_pith_number":"pith:Z3Y5EEX5","schema_version":"1.0","canonical_sha256":"cef1d212fd0842f155dc9b44d2a8b96649fb00ca5bd83720a731e5954b09420a","source":{"kind":"arxiv","id":"2507.19919","version":1},"attestation_state":"computed","paper":{"title":"Density-dependent transport coefficients in two-dimensional cellular aggregates","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.soft","physics.bio-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Subhadip Chakraborti, Vasily Zaburdaev","submitted_at":"2025-07-26T11:47:31Z","abstract_excerpt":"The large-scale collective behavior of biological systems can be characterized by macroscopic transport, which arises from the non-equilibrium microscopic interactions among individual constituents. A prominent example is the formation of dynamic aggregates by motile eukaryotic cells or bacteria mediated by active contractile forces. In this work, we develop the two-dimensional fluctuating hydrodynamics theory based on the microscopic dynamics of a model system of aggregation by \\textit{Neisseria gonorrhoeae} bacteria. The derivation of two macroscopic transport coefficients of bulk diffusivit"},"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":"2507.19919","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2025-07-26T11:47:31Z","cross_cats_sorted":["cond-mat.soft","physics.bio-ph"],"title_canon_sha256":"fd71a476653410319b41e67c94562272c21d6d8b83d2c52f36ad6fbb1aba98a3","abstract_canon_sha256":"f5d25c14f6f9bd4b08af5f5d93b4b0bf445144a9eb29cae98abb0957973a2758"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:43:44.896418Z","signature_b64":"jGqZiSAawvqrRe26+QaJFEv7pf2GUclB0kv5HXp6YukZc+Eg9agk6sXFTtrqo4lJxbzKKP7DZMssf1/Wg3uvDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cef1d212fd0842f155dc9b44d2a8b96649fb00ca5bd83720a731e5954b09420a","last_reissued_at":"2026-07-05T11:43:44.895927Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:43:44.895927Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Density-dependent transport coefficients in two-dimensional cellular aggregates","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.soft","physics.bio-ph"],"primary_cat":"cond-mat.stat-mech","authors_text":"Subhadip Chakraborti, Vasily Zaburdaev","submitted_at":"2025-07-26T11:47:31Z","abstract_excerpt":"The large-scale collective behavior of biological systems can be characterized by macroscopic transport, which arises from the non-equilibrium microscopic interactions among individual constituents. A prominent example is the formation of dynamic aggregates by motile eukaryotic cells or bacteria mediated by active contractile forces. In this work, we develop the two-dimensional fluctuating hydrodynamics theory based on the microscopic dynamics of a model system of aggregation by \\textit{Neisseria gonorrhoeae} bacteria. The derivation of two macroscopic transport coefficients of bulk diffusivit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.19919","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/2507.19919/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":"2507.19919","created_at":"2026-07-05T11:43:44.895990+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.19919v1","created_at":"2026-07-05T11:43:44.895990+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.19919","created_at":"2026-07-05T11:43:44.895990+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z3Y5EEX5BBBP","created_at":"2026-07-05T11:43:44.895990+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z3Y5EEX5BBBPCVO4","created_at":"2026-07-05T11:43:44.895990+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z3Y5EEX5","created_at":"2026-07-05T11:43:44.895990+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/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ","json":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ.json","graph_json":"https://pith.science/api/pith-number/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/graph.json","events_json":"https://pith.science/api/pith-number/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/events.json","paper":"https://pith.science/paper/Z3Y5EEX5"},"agent_actions":{"view_html":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ","download_json":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ.json","view_paper":"https://pith.science/paper/Z3Y5EEX5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.19919&json=true","fetch_graph":"https://pith.science/api/pith-number/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/graph.json","fetch_events":"https://pith.science/api/pith-number/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/action/storage_attestation","attest_author":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/action/author_attestation","sign_citation":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/action/citation_signature","submit_replication":"https://pith.science/pith/Z3Y5EEX5BBBPCVO4TNCNFKFZMZ/action/replication_record"}},"created_at":"2026-07-05T11:43:44.895990+00:00","updated_at":"2026-07-05T11:43:44.895990+00:00"}