{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:ZZAHWE42NB64U7HPS5QBBDZK7A","short_pith_number":"pith:ZZAHWE42","schema_version":"1.0","canonical_sha256":"ce407b139a687dca7cef9760108f2af81e7f833e38092ac1251ebe714b71592b","source":{"kind":"arxiv","id":"2208.00288","version":1},"attestation_state":"computed","paper":{"title":"Information engine in a nonequilibrium bath","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"David A. Sivak, Jannik Ehrich, John Bechhoefer, Mom\\v{c}ilo Gavrilov, Susanne Still, Tushar K. Saha","submitted_at":"2022-07-30T18:30:57Z","abstract_excerpt":"Information engines can convert thermal fluctuations of a bath at temperature $T$ into work at rates of order $k_\\mathrm{B}T$ per relaxation time of the system. We show experimentally that such engines, when in contact with a bath that is out of equilibrium, can extract much more work. We place a heavy, micron-scale bead in a harmonic potential that ratchets up to capture favorable fluctuations. Adding a fluctuating electric field increases work extraction up to ten times, limited only by the strength of applied field. Our results connect Maxwell's demon with energy harvesting and an estimate "},"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":"2208.00288","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2022-07-30T18:30:57Z","cross_cats_sorted":[],"title_canon_sha256":"f9b7cf785b88b71061e731765270452f20361c34f004df599966621bd1a46436","abstract_canon_sha256":"957597f24cf52d6e4a45dd116d1180240ec98ced7ece92f1f1c75277ee88a5d6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:27:02.030572Z","signature_b64":"r/3LqQYJvgllZOEeHLg389oCfAuq9iM31NibwxYm9n3U45zmpAS/7W2oSsJOjxlprJDKFrIejxHV+nNmmaUwDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ce407b139a687dca7cef9760108f2af81e7f833e38092ac1251ebe714b71592b","last_reissued_at":"2026-07-05T07:27:02.030141Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:27:02.030141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Information engine in a nonequilibrium bath","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"David A. Sivak, Jannik Ehrich, John Bechhoefer, Mom\\v{c}ilo Gavrilov, Susanne Still, Tushar K. Saha","submitted_at":"2022-07-30T18:30:57Z","abstract_excerpt":"Information engines can convert thermal fluctuations of a bath at temperature $T$ into work at rates of order $k_\\mathrm{B}T$ per relaxation time of the system. We show experimentally that such engines, when in contact with a bath that is out of equilibrium, can extract much more work. We place a heavy, micron-scale bead in a harmonic potential that ratchets up to capture favorable fluctuations. Adding a fluctuating electric field increases work extraction up to ten times, limited only by the strength of applied field. Our results connect Maxwell's demon with energy harvesting and an estimate "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.00288","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/2208.00288/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":"2208.00288","created_at":"2026-07-05T07:27:02.030202+00:00"},{"alias_kind":"arxiv_version","alias_value":"2208.00288v1","created_at":"2026-07-05T07:27:02.030202+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.00288","created_at":"2026-07-05T07:27:02.030202+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZZAHWE42NB64","created_at":"2026-07-05T07:27:02.030202+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZZAHWE42NB64U7HP","created_at":"2026-07-05T07:27:02.030202+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZZAHWE42","created_at":"2026-07-05T07:27:02.030202+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/ZZAHWE42NB64U7HPS5QBBDZK7A","json":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A.json","graph_json":"https://pith.science/api/pith-number/ZZAHWE42NB64U7HPS5QBBDZK7A/graph.json","events_json":"https://pith.science/api/pith-number/ZZAHWE42NB64U7HPS5QBBDZK7A/events.json","paper":"https://pith.science/paper/ZZAHWE42"},"agent_actions":{"view_html":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A","download_json":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A.json","view_paper":"https://pith.science/paper/ZZAHWE42","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2208.00288&json=true","fetch_graph":"https://pith.science/api/pith-number/ZZAHWE42NB64U7HPS5QBBDZK7A/graph.json","fetch_events":"https://pith.science/api/pith-number/ZZAHWE42NB64U7HPS5QBBDZK7A/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A/action/storage_attestation","attest_author":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A/action/author_attestation","sign_citation":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A/action/citation_signature","submit_replication":"https://pith.science/pith/ZZAHWE42NB64U7HPS5QBBDZK7A/action/replication_record"}},"created_at":"2026-07-05T07:27:02.030202+00:00","updated_at":"2026-07-05T07:27:02.030202+00:00"}