{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:MS6RYNQEAQNMY6SKEPHRLZ75ND","short_pith_number":"pith:MS6RYNQE","schema_version":"1.0","canonical_sha256":"64bd1c3604041acc7a4a23cf15e7fd68e2e1a09b529c5b3990abbb5c62ee3172","source":{"kind":"arxiv","id":"cond-mat/0008176","version":1},"attestation_state":"computed","paper":{"title":"Inattainability of Carnot efficiency in the Brownian heat engine","license":"","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Ken Sekimoto, Tsuyoshi Hondou","submitted_at":"2000-08-11T01:52:33Z","abstract_excerpt":"We discuss the reversibility of Brownian heat engine. We perform asymptotic analysis of Kramers equation on B\\\"uttiker-Landauer system and show quantitatively that Carnot efficiency is inattainable even in a fully overdamping limit. The inattainability is attributed to the inevitable irreversible heat flow over the temperature boundary."},"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":"cond-mat/0008176","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.stat-mech","submitted_at":"2000-08-11T01:52:33Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"a5231689a21cbba5bdc166e8fd942af69a3903759c082915a506b71b7d4bcc19","abstract_canon_sha256":"5d2f1eceff86104988e0f2d6eeb20ae255e12f7413f749e9677465d0ee0dfee6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:12.754159Z","signature_b64":"P986xsAezO447pbwPJaKkC/FnMjOeOEsW6SiW1DvS3EWKqq5TucxAcMh0pjIYj3EKmg7pdAGI/8AecKe8CtAAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64bd1c3604041acc7a4a23cf15e7fd68e2e1a09b529c5b3990abbb5c62ee3172","last_reissued_at":"2026-05-18T01:07:12.753558Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:12.753558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Inattainability of Carnot efficiency in the Brownian heat engine","license":"","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.stat-mech","authors_text":"Ken Sekimoto, Tsuyoshi Hondou","submitted_at":"2000-08-11T01:52:33Z","abstract_excerpt":"We discuss the reversibility of Brownian heat engine. We perform asymptotic analysis of Kramers equation on B\\\"uttiker-Landauer system and show quantitatively that Carnot efficiency is inattainable even in a fully overdamping limit. The inattainability is attributed to the inevitable irreversible heat flow over the temperature boundary."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0008176","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":"cond-mat/0008176","created_at":"2026-05-18T01:07:12.753635+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0008176v1","created_at":"2026-05-18T01:07:12.753635+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0008176","created_at":"2026-05-18T01:07:12.753635+00:00"},{"alias_kind":"pith_short_12","alias_value":"MS6RYNQEAQNM","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_16","alias_value":"MS6RYNQEAQNMY6SK","created_at":"2026-05-18T12:25:50.254431+00:00"},{"alias_kind":"pith_short_8","alias_value":"MS6RYNQE","created_at":"2026-05-18T12:25:50.254431+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/MS6RYNQEAQNMY6SKEPHRLZ75ND","json":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND.json","graph_json":"https://pith.science/api/pith-number/MS6RYNQEAQNMY6SKEPHRLZ75ND/graph.json","events_json":"https://pith.science/api/pith-number/MS6RYNQEAQNMY6SKEPHRLZ75ND/events.json","paper":"https://pith.science/paper/MS6RYNQE"},"agent_actions":{"view_html":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND","download_json":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND.json","view_paper":"https://pith.science/paper/MS6RYNQE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0008176&json=true","fetch_graph":"https://pith.science/api/pith-number/MS6RYNQEAQNMY6SKEPHRLZ75ND/graph.json","fetch_events":"https://pith.science/api/pith-number/MS6RYNQEAQNMY6SKEPHRLZ75ND/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND/action/storage_attestation","attest_author":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND/action/author_attestation","sign_citation":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND/action/citation_signature","submit_replication":"https://pith.science/pith/MS6RYNQEAQNMY6SKEPHRLZ75ND/action/replication_record"}},"created_at":"2026-05-18T01:07:12.753635+00:00","updated_at":"2026-05-18T01:07:12.753635+00:00"}