{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:IFPKJDZFLIVYZ6CUMKZ32PJNB3","short_pith_number":"pith:IFPKJDZF","schema_version":"1.0","canonical_sha256":"415ea48f255a2b8cf85462b3bd3d2d0ec7610dbd88f511776b0c3c99aa91c40b","source":{"kind":"arxiv","id":"1406.3383","version":1},"attestation_state":"computed","paper":{"title":"Absorbing Phase Transitions and Dynamic Freezing in Running Active Matter Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"C.J. Olson Reichhardt, C. Reichhardt","submitted_at":"2014-06-12T22:30:06Z","abstract_excerpt":"We examine a two-dimensional system of sterically repulsive interacting disks where each particle runs in a random direction. This system is equivalent to a run-and-tumble dynamics system in the limit where the run time is infinite. At low densities, we find a strongly fluctuating state composed of transient clusters. Above a critical density that is well below the density at which non-active particles would crystallize, the system can organize into a drifting quiescent or frozen state where the fluctuations are lost and large crystallites form surrounded by a small density of individual parti"},"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":"1406.3383","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2014-06-12T22:30:06Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"e88dd6c942fb51c0328e23297a6cce7557d651884a52a105b8d8f355a86bc963","abstract_canon_sha256":"316b0431a611833fa23b07acb849890d14162286f3a5fe7fd6f24315e9f40a99"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:57.352488Z","signature_b64":"MhWHO5KQm2F5iZudbjRsro7xYEZxPXGLy01E+6OkFPiGjydWqyT08+Bzy+ta98JdS4ggen8fdC9njzKDwQCfAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"415ea48f255a2b8cf85462b3bd3d2d0ec7610dbd88f511776b0c3c99aa91c40b","last_reissued_at":"2026-05-18T00:28:57.351789Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:57.351789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Absorbing Phase Transitions and Dynamic Freezing in Running Active Matter Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.soft","authors_text":"C.J. Olson Reichhardt, C. Reichhardt","submitted_at":"2014-06-12T22:30:06Z","abstract_excerpt":"We examine a two-dimensional system of sterically repulsive interacting disks where each particle runs in a random direction. This system is equivalent to a run-and-tumble dynamics system in the limit where the run time is infinite. At low densities, we find a strongly fluctuating state composed of transient clusters. Above a critical density that is well below the density at which non-active particles would crystallize, the system can organize into a drifting quiescent or frozen state where the fluctuations are lost and large crystallites form surrounded by a small density of individual parti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.3383","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":"1406.3383","created_at":"2026-05-18T00:28:57.351895+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.3383v1","created_at":"2026-05-18T00:28:57.351895+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.3383","created_at":"2026-05-18T00:28:57.351895+00:00"},{"alias_kind":"pith_short_12","alias_value":"IFPKJDZFLIVY","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_16","alias_value":"IFPKJDZFLIVYZ6CU","created_at":"2026-05-18T12:28:33.132498+00:00"},{"alias_kind":"pith_short_8","alias_value":"IFPKJDZF","created_at":"2026-05-18T12:28:33.132498+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/IFPKJDZFLIVYZ6CUMKZ32PJNB3","json":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3.json","graph_json":"https://pith.science/api/pith-number/IFPKJDZFLIVYZ6CUMKZ32PJNB3/graph.json","events_json":"https://pith.science/api/pith-number/IFPKJDZFLIVYZ6CUMKZ32PJNB3/events.json","paper":"https://pith.science/paper/IFPKJDZF"},"agent_actions":{"view_html":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3","download_json":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3.json","view_paper":"https://pith.science/paper/IFPKJDZF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.3383&json=true","fetch_graph":"https://pith.science/api/pith-number/IFPKJDZFLIVYZ6CUMKZ32PJNB3/graph.json","fetch_events":"https://pith.science/api/pith-number/IFPKJDZFLIVYZ6CUMKZ32PJNB3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3/action/storage_attestation","attest_author":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3/action/author_attestation","sign_citation":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3/action/citation_signature","submit_replication":"https://pith.science/pith/IFPKJDZFLIVYZ6CUMKZ32PJNB3/action/replication_record"}},"created_at":"2026-05-18T00:28:57.351895+00:00","updated_at":"2026-05-18T00:28:57.351895+00:00"}