{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:KKNNJ2VYISKUOS5W7AWXV3SIPE","short_pith_number":"pith:KKNNJ2VY","schema_version":"1.0","canonical_sha256":"529ad4eab84495474bb6f82d7aee4879098d138086ac239a48287cd54daf4838","source":{"kind":"arxiv","id":"1805.11007","version":1},"attestation_state":"computed","paper":{"title":"Particle-based simulations of reaction-diffusion processes with Aboria","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.MS","q-bio.QM"],"primary_cat":"cs.CE","authors_text":"Maria Bruna, Martin Robinson, Philip K. Maini","submitted_at":"2018-05-28T16:07:30Z","abstract_excerpt":"Mathematical models of transport and reactions in biological systems have been traditionally written in terms of partial differential equations (PDEs) that describe the time evolution of population-level variables. In recent years, the use of stochastic particle-based models, which keep track of the evolution of each organism in the system, has become widespread. These models provide a lot more detail than the population-based PDE models, for example by explicitly modelling particle-particle interactions, but bring with them many computational challenges. In this paper we overview Aboria, a po"},"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":"1805.11007","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-05-28T16:07:30Z","cross_cats_sorted":["cs.MS","q-bio.QM"],"title_canon_sha256":"afabc20939aa1121989946c08499a299f9fc11c03cc3054375e9ec07276fb808","abstract_canon_sha256":"f2c263e3a0451ba748a7443b48ba9f871b3c6f638ad356b7a899fb5bfbea8948"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:48.531199Z","signature_b64":"b29GQBJTFJ4e/DwxDmKgyI7D28osXkn/P3kVeud17mcrJNfhOyfMmdEkzZHhE6S6xlamg7DtojHD/EzQVuVpCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"529ad4eab84495474bb6f82d7aee4879098d138086ac239a48287cd54daf4838","last_reissued_at":"2026-05-18T00:14:48.530562Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:48.530562Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Particle-based simulations of reaction-diffusion processes with Aboria","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.MS","q-bio.QM"],"primary_cat":"cs.CE","authors_text":"Maria Bruna, Martin Robinson, Philip K. Maini","submitted_at":"2018-05-28T16:07:30Z","abstract_excerpt":"Mathematical models of transport and reactions in biological systems have been traditionally written in terms of partial differential equations (PDEs) that describe the time evolution of population-level variables. In recent years, the use of stochastic particle-based models, which keep track of the evolution of each organism in the system, has become widespread. These models provide a lot more detail than the population-based PDE models, for example by explicitly modelling particle-particle interactions, but bring with them many computational challenges. In this paper we overview Aboria, a po"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.11007","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":"1805.11007","created_at":"2026-05-18T00:14:48.530671+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.11007v1","created_at":"2026-05-18T00:14:48.530671+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.11007","created_at":"2026-05-18T00:14:48.530671+00:00"},{"alias_kind":"pith_short_12","alias_value":"KKNNJ2VYISKU","created_at":"2026-05-18T12:32:33.847187+00:00"},{"alias_kind":"pith_short_16","alias_value":"KKNNJ2VYISKUOS5W","created_at":"2026-05-18T12:32:33.847187+00:00"},{"alias_kind":"pith_short_8","alias_value":"KKNNJ2VY","created_at":"2026-05-18T12:32:33.847187+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/KKNNJ2VYISKUOS5W7AWXV3SIPE","json":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE.json","graph_json":"https://pith.science/api/pith-number/KKNNJ2VYISKUOS5W7AWXV3SIPE/graph.json","events_json":"https://pith.science/api/pith-number/KKNNJ2VYISKUOS5W7AWXV3SIPE/events.json","paper":"https://pith.science/paper/KKNNJ2VY"},"agent_actions":{"view_html":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE","download_json":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE.json","view_paper":"https://pith.science/paper/KKNNJ2VY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.11007&json=true","fetch_graph":"https://pith.science/api/pith-number/KKNNJ2VYISKUOS5W7AWXV3SIPE/graph.json","fetch_events":"https://pith.science/api/pith-number/KKNNJ2VYISKUOS5W7AWXV3SIPE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE/action/storage_attestation","attest_author":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE/action/author_attestation","sign_citation":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE/action/citation_signature","submit_replication":"https://pith.science/pith/KKNNJ2VYISKUOS5W7AWXV3SIPE/action/replication_record"}},"created_at":"2026-05-18T00:14:48.530671+00:00","updated_at":"2026-05-18T00:14:48.530671+00:00"}