{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:DXTTU5LIAA6X6MRPXGH6FVIGR6","short_pith_number":"pith:DXTTU5LI","canonical_record":{"source":{"id":"1803.03312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-08T21:36:07Z","cross_cats_sorted":[],"title_canon_sha256":"296f007a4079dd7fe9995a017806c47a3ae2601bb4a322fb18f0da61d72ad2b3","abstract_canon_sha256":"1f938a84e10ddb065271f2d4bbb36fc5a01c6f045c74ef413f0b91bde1c49783"},"schema_version":"1.0"},"canonical_sha256":"1de73a7568003d7f322fb98fe2d5068f925ac740459cb6826f170089fc96c319","source":{"kind":"arxiv","id":"1803.03312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.03312","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"1803.03312v1","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.03312","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"DXTTU5LIAA6X","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DXTTU5LIAA6X6MRP","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DXTTU5LI","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:DXTTU5LIAA6X6MRPXGH6FVIGR6","target":"record","payload":{"canonical_record":{"source":{"id":"1803.03312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-08T21:36:07Z","cross_cats_sorted":[],"title_canon_sha256":"296f007a4079dd7fe9995a017806c47a3ae2601bb4a322fb18f0da61d72ad2b3","abstract_canon_sha256":"1f938a84e10ddb065271f2d4bbb36fc5a01c6f045c74ef413f0b91bde1c49783"},"schema_version":"1.0"},"canonical_sha256":"1de73a7568003d7f322fb98fe2d5068f925ac740459cb6826f170089fc96c319","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:40.017833Z","signature_b64":"+f4NRQRfopn8O1YoyOy62iHp41HhdLM8AqIP35X4vtmtV/c4cuUCMNP6xpha7CueQ3++v6DqnuoCdOevGX7zAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1de73a7568003d7f322fb98fe2d5068f925ac740459cb6826f170089fc96c319","last_reissued_at":"2026-05-18T00:21:40.017099Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:40.017099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.03312","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9yr0daiyhCEX6WCmBS55P2TZKD1PekgcoFn4uM0pe5JLFAuwGC9/HUChYtLt9tyA9WZOn0PtFIyGHJm3JXgLAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T06:51:32.084630Z"},"content_sha256":"2bd5b55bf1e079a80c6e01a9b96b28d9cdef966f9c943a4b1267c1e00c0c8795","schema_version":"1.0","event_id":"sha256:2bd5b55bf1e079a80c6e01a9b96b28d9cdef966f9c943a4b1267c1e00c0c8795"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:DXTTU5LIAA6X6MRPXGH6FVIGR6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Molecular Heat Engines: Quantum Coherence Effects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Feng Chen, Michael Galperin, Yi Gao","submitted_at":"2018-03-08T21:36:07Z","abstract_excerpt":"Recent developments in nanoscale experimental techniques made it possible to utilize single molecule junctions as devices for electronics and energy transfer with quantum coherence playing an important role in their thermoelectric characteristics. Theoretical studies on the efficiency of nanoscale devices usually employ rate (Pauli) equations, which do not account for quantum coherence. Therefore, the question whether quantum coherence could improve the efficiency of a molecular device cannot be fully addressed within such considerations. Here, we employ a nonequilibrium Green function approac"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.03312","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ZUQaNd1CM2iJjqCst1iA2nCjNqwjTG0qbwSNoC+nO2gMafvrKPRl4QqO7RJD0Arm+hElyLLZGaMa9mmi26OCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T06:51:32.085236Z"},"content_sha256":"b1623ec892df3871bb5a30a75e9e95ef83861aa807ba3b8b4e55d01371455048","schema_version":"1.0","event_id":"sha256:b1623ec892df3871bb5a30a75e9e95ef83861aa807ba3b8b4e55d01371455048"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/bundle.json","state_url":"https://pith.science/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-12T06:51:32Z","links":{"resolver":"https://pith.science/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6","bundle":"https://pith.science/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/bundle.json","state":"https://pith.science/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DXTTU5LIAA6X6MRPXGH6FVIGR6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DXTTU5LIAA6X6MRPXGH6FVIGR6","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"1f938a84e10ddb065271f2d4bbb36fc5a01c6f045c74ef413f0b91bde1c49783","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-08T21:36:07Z","title_canon_sha256":"296f007a4079dd7fe9995a017806c47a3ae2601bb4a322fb18f0da61d72ad2b3"},"schema_version":"1.0","source":{"id":"1803.03312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.03312","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"1803.03312v1","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.03312","created_at":"2026-05-18T00:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"DXTTU5LIAA6X","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DXTTU5LIAA6X6MRP","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DXTTU5LI","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:b1623ec892df3871bb5a30a75e9e95ef83861aa807ba3b8b4e55d01371455048","target":"graph","created_at":"2026-05-18T00:21:40Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Recent developments in nanoscale experimental techniques made it possible to utilize single molecule junctions as devices for electronics and energy transfer with quantum coherence playing an important role in their thermoelectric characteristics. Theoretical studies on the efficiency of nanoscale devices usually employ rate (Pauli) equations, which do not account for quantum coherence. Therefore, the question whether quantum coherence could improve the efficiency of a molecular device cannot be fully addressed within such considerations. Here, we employ a nonequilibrium Green function approac","authors_text":"Feng Chen, Michael Galperin, Yi Gao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-08T21:36:07Z","title":"Molecular Heat Engines: Quantum Coherence Effects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.03312","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:2bd5b55bf1e079a80c6e01a9b96b28d9cdef966f9c943a4b1267c1e00c0c8795","target":"record","created_at":"2026-05-18T00:21:40Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"1f938a84e10ddb065271f2d4bbb36fc5a01c6f045c74ef413f0b91bde1c49783","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-03-08T21:36:07Z","title_canon_sha256":"296f007a4079dd7fe9995a017806c47a3ae2601bb4a322fb18f0da61d72ad2b3"},"schema_version":"1.0","source":{"id":"1803.03312","kind":"arxiv","version":1}},"canonical_sha256":"1de73a7568003d7f322fb98fe2d5068f925ac740459cb6826f170089fc96c319","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1de73a7568003d7f322fb98fe2d5068f925ac740459cb6826f170089fc96c319","first_computed_at":"2026-05-18T00:21:40.017099Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:40.017099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+f4NRQRfopn8O1YoyOy62iHp41HhdLM8AqIP35X4vtmtV/c4cuUCMNP6xpha7CueQ3++v6DqnuoCdOevGX7zAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:40.017833Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.03312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2bd5b55bf1e079a80c6e01a9b96b28d9cdef966f9c943a4b1267c1e00c0c8795","sha256:b1623ec892df3871bb5a30a75e9e95ef83861aa807ba3b8b4e55d01371455048"],"state_sha256":"4e8f22a330222fff65bc4b864f8bf1d4b6f98e86b9b89972ae86011806c9c87a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"puVZpGZ+j2D8aemSkmShFNi9R4IgCmGobTNNoDyyYtsITrir3hLiLoAlptpow0/fypqemghsnNhnzo8PXopACg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T06:51:32.088273Z","bundle_sha256":"0ba43977c93f18bedbfaa3fc29e435dc85cfa18b918145eea74cd1c9a3f01920"}}