{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:AV4AMSB2VSFVA7ZE7VR2AI3JGX","short_pith_number":"pith:AV4AMSB2","schema_version":"1.0","canonical_sha256":"057806483aac8b507f24fd63a0236935e9a42364f2037f3e5c3e74e51d1be6fb","source":{"kind":"arxiv","id":"1006.0433","version":2},"attestation_state":"computed","paper":{"title":"Low-temperature quantum fluctuations in overdamped ratchets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Joachim Ankerhold, Stefan A. Maier","submitted_at":"2010-06-02T16:11:15Z","abstract_excerpt":"At low temperatures and strong friction the time evolution of the density distribution in position follows a quantum Smoluchowski equation. Recently, also higher-order contributions of quantum fluctuations to drift and diffusion coefficients have been systematically derived. As a non-trivial situation to reveal the impact of subleading quantum corrections and to demonstrate convergence properties of the perturbation series, directed transport in ratchets is studied. It is shown that the perturbation series typically has a non-monotonous behavior. Depending on symmetry properties higher order c"},"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":"1006.0433","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2010-06-02T16:11:15Z","cross_cats_sorted":[],"title_canon_sha256":"546c42f81813aaf5c7b677741cd3ac5c951b6c2a8bc0058b1fcdd91c6ab610a3","abstract_canon_sha256":"b393b3ee928d8378a5a21c6f7cff34984528ebb8fb7978ee073bf5b3c5363460"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:23:48.414792Z","signature_b64":"bC4tZyR+9ISzh4sDt1MtZecwUOvw/71g2k+Hb4LD/cPwlieZhIyLY0XZIqTlOE1/6akdqirhO5IsP6Qu1fEEDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"057806483aac8b507f24fd63a0236935e9a42364f2037f3e5c3e74e51d1be6fb","last_reissued_at":"2026-05-18T02:23:48.414139Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:23:48.414139Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Low-temperature quantum fluctuations in overdamped ratchets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"Joachim Ankerhold, Stefan A. Maier","submitted_at":"2010-06-02T16:11:15Z","abstract_excerpt":"At low temperatures and strong friction the time evolution of the density distribution in position follows a quantum Smoluchowski equation. Recently, also higher-order contributions of quantum fluctuations to drift and diffusion coefficients have been systematically derived. As a non-trivial situation to reveal the impact of subleading quantum corrections and to demonstrate convergence properties of the perturbation series, directed transport in ratchets is studied. It is shown that the perturbation series typically has a non-monotonous behavior. Depending on symmetry properties higher order c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.0433","kind":"arxiv","version":2},"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":"1006.0433","created_at":"2026-05-18T02:23:48.414225+00:00"},{"alias_kind":"arxiv_version","alias_value":"1006.0433v2","created_at":"2026-05-18T02:23:48.414225+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.0433","created_at":"2026-05-18T02:23:48.414225+00:00"},{"alias_kind":"pith_short_12","alias_value":"AV4AMSB2VSFV","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_16","alias_value":"AV4AMSB2VSFVA7ZE","created_at":"2026-05-18T12:26:05.355336+00:00"},{"alias_kind":"pith_short_8","alias_value":"AV4AMSB2","created_at":"2026-05-18T12:26:05.355336+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/AV4AMSB2VSFVA7ZE7VR2AI3JGX","json":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX.json","graph_json":"https://pith.science/api/pith-number/AV4AMSB2VSFVA7ZE7VR2AI3JGX/graph.json","events_json":"https://pith.science/api/pith-number/AV4AMSB2VSFVA7ZE7VR2AI3JGX/events.json","paper":"https://pith.science/paper/AV4AMSB2"},"agent_actions":{"view_html":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX","download_json":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX.json","view_paper":"https://pith.science/paper/AV4AMSB2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1006.0433&json=true","fetch_graph":"https://pith.science/api/pith-number/AV4AMSB2VSFVA7ZE7VR2AI3JGX/graph.json","fetch_events":"https://pith.science/api/pith-number/AV4AMSB2VSFVA7ZE7VR2AI3JGX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX/action/storage_attestation","attest_author":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX/action/author_attestation","sign_citation":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX/action/citation_signature","submit_replication":"https://pith.science/pith/AV4AMSB2VSFVA7ZE7VR2AI3JGX/action/replication_record"}},"created_at":"2026-05-18T02:23:48.414225+00:00","updated_at":"2026-05-18T02:23:48.414225+00:00"}