{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:AY7YSD2B6Y6F2O2ASNXP5J64W4","short_pith_number":"pith:AY7YSD2B","schema_version":"1.0","canonical_sha256":"063f890f41f63c5d3b40936efea7dcb7239f3ccf17edd9ef72b9ca44c12dd467","source":{"kind":"arxiv","id":"2608.03906","version":1},"attestation_state":"computed","paper":{"title":"Reaction Delays Boost, Rectify, and Reverse Motility in Activity Landscapes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.bio-ph"],"primary_cat":"cond-mat.soft","authors_text":"Constantin Rein, Klaus Kroy, Viktor Holubec","submitted_at":"2026-08-04T16:35:41Z","abstract_excerpt":"Local detailed balance restricts transport by self-propulsion in static activity landscapes. We show that a delayed speed adaptation (``delayed motility/kinesis'') generically breaks this symme try, inducing directed transport in asymmetric periodic motility profiles and enhancing diffusion in symmetric ones. Both effects occur for run-and-tumble, active Brownian, and inertial active particles, without requiring potential interactions, walls, imposed gradients, higher dimensions, or translational diffusion. Their magnitudes, and even current reversals, are conveniently tuned via the delay time"},"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":"2608.03906","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2026-08-04T16:35:41Z","cross_cats_sorted":["physics.bio-ph"],"title_canon_sha256":"58de577548488f7e4ece01e7c5d374021a42e147861007ef94d7c7c9413894a2","abstract_canon_sha256":"0a70ff3011635ecbe083bd88aa77a233b43cd6459aa3177671385a8cfe4e7ae9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-05T01:37:21.749923Z","signature_b64":"UrqIszVXW7Pe3ttcFLPeCejYhJSAXpEmaqBLf4QpTqt+PiE22wSrFCF/Aj4tVlDc2Q4xiudMzdYFb//B2xSVBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"063f890f41f63c5d3b40936efea7dcb7239f3ccf17edd9ef72b9ca44c12dd467","last_reissued_at":"2026-08-05T01:37:21.748455Z","signature_status":"signed_v1","first_computed_at":"2026-08-05T01:37:21.748455Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Reaction Delays Boost, Rectify, and Reverse Motility in Activity Landscapes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.bio-ph"],"primary_cat":"cond-mat.soft","authors_text":"Constantin Rein, Klaus Kroy, Viktor Holubec","submitted_at":"2026-08-04T16:35:41Z","abstract_excerpt":"Local detailed balance restricts transport by self-propulsion in static activity landscapes. We show that a delayed speed adaptation (``delayed motility/kinesis'') generically breaks this symme try, inducing directed transport in asymmetric periodic motility profiles and enhancing diffusion in symmetric ones. Both effects occur for run-and-tumble, active Brownian, and inertial active particles, without requiring potential interactions, walls, imposed gradients, higher dimensions, or translational diffusion. Their magnitudes, and even current reversals, are conveniently tuned via the delay time"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.03906","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/2608.03906/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":"2608.03906","created_at":"2026-08-05T01:37:21.748958+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.03906v1","created_at":"2026-08-05T01:37:21.748958+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.03906","created_at":"2026-08-05T01:37:21.748958+00:00"},{"alias_kind":"pith_short_12","alias_value":"AY7YSD2B6Y6F","created_at":"2026-08-05T01:37:21.748958+00:00"},{"alias_kind":"pith_short_16","alias_value":"AY7YSD2B6Y6F2O2A","created_at":"2026-08-05T01:37:21.748958+00:00"},{"alias_kind":"pith_short_8","alias_value":"AY7YSD2B","created_at":"2026-08-05T01:37:21.748958+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/AY7YSD2B6Y6F2O2ASNXP5J64W4","json":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4.json","graph_json":"https://pith.science/api/pith-number/AY7YSD2B6Y6F2O2ASNXP5J64W4/graph.json","events_json":"https://pith.science/api/pith-number/AY7YSD2B6Y6F2O2ASNXP5J64W4/events.json","paper":"https://pith.science/paper/AY7YSD2B"},"agent_actions":{"view_html":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4","download_json":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4.json","view_paper":"https://pith.science/paper/AY7YSD2B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.03906&json=true","fetch_graph":"https://pith.science/api/pith-number/AY7YSD2B6Y6F2O2ASNXP5J64W4/graph.json","fetch_events":"https://pith.science/api/pith-number/AY7YSD2B6Y6F2O2ASNXP5J64W4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4/action/storage_attestation","attest_author":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4/action/author_attestation","sign_citation":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4/action/citation_signature","submit_replication":"https://pith.science/pith/AY7YSD2B6Y6F2O2ASNXP5J64W4/action/replication_record"}},"created_at":"2026-08-05T01:37:21.748958+00:00","updated_at":"2026-08-05T01:37:21.748958+00:00"}