{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CDVOQ5WMZ57VOW7NMFW7RWBNVX","short_pith_number":"pith:CDVOQ5WM","canonical_record":{"source":{"id":"1608.01977","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-05T19:05:49Z","cross_cats_sorted":[],"title_canon_sha256":"aa46f34f9fb866f413930588d2d44fc96d28bd79d32e90c7f9ae21b91a595327","abstract_canon_sha256":"e0f38212176e1e3994a19dd08d0fa056ff035b097fe866f810a04394f79ee35a"},"schema_version":"1.0"},"canonical_sha256":"10eae876cccf7f575bed616df8d82dadf352aed931bb25f8205e83abb05d388b","source":{"kind":"arxiv","id":"1608.01977","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01977","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01977v1","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01977","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"pith_short_12","alias_value":"CDVOQ5WMZ57V","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CDVOQ5WMZ57VOW7N","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CDVOQ5WM","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CDVOQ5WMZ57VOW7NMFW7RWBNVX","target":"record","payload":{"canonical_record":{"source":{"id":"1608.01977","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-05T19:05:49Z","cross_cats_sorted":[],"title_canon_sha256":"aa46f34f9fb866f413930588d2d44fc96d28bd79d32e90c7f9ae21b91a595327","abstract_canon_sha256":"e0f38212176e1e3994a19dd08d0fa056ff035b097fe866f810a04394f79ee35a"},"schema_version":"1.0"},"canonical_sha256":"10eae876cccf7f575bed616df8d82dadf352aed931bb25f8205e83abb05d388b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:08.778092Z","signature_b64":"uAVzlJ+IQNgczzRRW2AcVSXa1ygAW/vrolU1g/bq0FT3oZZ/2+WSpDYVvoqhzfSF4ADOGvLggrIhwWP4mS/uDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10eae876cccf7f575bed616df8d82dadf352aed931bb25f8205e83abb05d388b","last_reissued_at":"2026-05-18T01:04:08.777524Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:08.777524Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.01977","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":"2026-05-18T01:04:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5XBfnLZoEAhJ9hT2ggbTE1JGHeNaZow+Ld/T3CTz71LRZtdkZmzQdPtrVwpsJDJw6o2fUjzTYLjK9ZyyXlV5Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:22:38.016042Z"},"content_sha256":"f4e99454efc5826bd41ba396e8108ab5d3b7841ff85279d0bac797ab74cae25c","schema_version":"1.0","event_id":"sha256:f4e99454efc5826bd41ba396e8108ab5d3b7841ff85279d0bac797ab74cae25c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CDVOQ5WMZ57VOW7NMFW7RWBNVX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superadiabatic quantum heat engine with a multiferroic working medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J. Berakdar, L. Chotorlishvili, M. Azimi, M. Sch\\\"uler, S. Stagraczy\\'nski, Z. Toklikishvili","submitted_at":"2016-08-05T19:05:49Z","abstract_excerpt":"A quantum thermodynamic cycle with a chiral multiferroic working substance such as $\\textrm{LiCu}_{2}\\textrm{O}_{2}$ is presented. Shortcuts to adiabaticity are employed to achieve an efficient, finite time quantum thermodynamic cycle which is found to depend on the spin ordering. The emergent electric polarization associated with the chiral spin order, i.e. the magnetoelectric coupling, renders possible steering of the spin order by an external electric field and hence renders possible an electric-field control of the cycle. Due to the intrinsic coupling between of the spin and the electric p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01977","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":"2026-05-18T01:04:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"raVMflZVVs04vn+sEmYKmqz6ePmA8gSXfo/IPip8QF1D+K1/IGQKTNpxiJnXZxQwjCCHZvBva8k8if6Gw3HAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:22:38.016786Z"},"content_sha256":"90e81a70697a6bcd17e1c5bf72fa2f96e647923d30134ee02a524c86b10b4d65","schema_version":"1.0","event_id":"sha256:90e81a70697a6bcd17e1c5bf72fa2f96e647923d30134ee02a524c86b10b4d65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/bundle.json","state_url":"https://pith.science/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/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":"2026-05-26T02:22:38Z","links":{"resolver":"https://pith.science/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX","bundle":"https://pith.science/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/bundle.json","state":"https://pith.science/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CDVOQ5WMZ57VOW7NMFW7RWBNVX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CDVOQ5WMZ57VOW7NMFW7RWBNVX","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":"e0f38212176e1e3994a19dd08d0fa056ff035b097fe866f810a04394f79ee35a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-05T19:05:49Z","title_canon_sha256":"aa46f34f9fb866f413930588d2d44fc96d28bd79d32e90c7f9ae21b91a595327"},"schema_version":"1.0","source":{"id":"1608.01977","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.01977","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"arxiv_version","alias_value":"1608.01977v1","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.01977","created_at":"2026-05-18T01:04:08Z"},{"alias_kind":"pith_short_12","alias_value":"CDVOQ5WMZ57V","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CDVOQ5WMZ57VOW7N","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CDVOQ5WM","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:90e81a70697a6bcd17e1c5bf72fa2f96e647923d30134ee02a524c86b10b4d65","target":"graph","created_at":"2026-05-18T01:04:08Z","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":"A quantum thermodynamic cycle with a chiral multiferroic working substance such as $\\textrm{LiCu}_{2}\\textrm{O}_{2}$ is presented. Shortcuts to adiabaticity are employed to achieve an efficient, finite time quantum thermodynamic cycle which is found to depend on the spin ordering. The emergent electric polarization associated with the chiral spin order, i.e. the magnetoelectric coupling, renders possible steering of the spin order by an external electric field and hence renders possible an electric-field control of the cycle. Due to the intrinsic coupling between of the spin and the electric p","authors_text":"J. Berakdar, L. Chotorlishvili, M. Azimi, M. Sch\\\"uler, S. Stagraczy\\'nski, Z. Toklikishvili","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-05T19:05:49Z","title":"Superadiabatic quantum heat engine with a multiferroic working medium"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.01977","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:f4e99454efc5826bd41ba396e8108ab5d3b7841ff85279d0bac797ab74cae25c","target":"record","created_at":"2026-05-18T01:04:08Z","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":"e0f38212176e1e3994a19dd08d0fa056ff035b097fe866f810a04394f79ee35a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-05T19:05:49Z","title_canon_sha256":"aa46f34f9fb866f413930588d2d44fc96d28bd79d32e90c7f9ae21b91a595327"},"schema_version":"1.0","source":{"id":"1608.01977","kind":"arxiv","version":1}},"canonical_sha256":"10eae876cccf7f575bed616df8d82dadf352aed931bb25f8205e83abb05d388b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10eae876cccf7f575bed616df8d82dadf352aed931bb25f8205e83abb05d388b","first_computed_at":"2026-05-18T01:04:08.777524Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:08.777524Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uAVzlJ+IQNgczzRRW2AcVSXa1ygAW/vrolU1g/bq0FT3oZZ/2+WSpDYVvoqhzfSF4ADOGvLggrIhwWP4mS/uDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:08.778092Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.01977","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f4e99454efc5826bd41ba396e8108ab5d3b7841ff85279d0bac797ab74cae25c","sha256:90e81a70697a6bcd17e1c5bf72fa2f96e647923d30134ee02a524c86b10b4d65"],"state_sha256":"daab40aeffc703e5fb9f6cea10df6db5aa3a7b9714d35b6961ee2c99047a0278"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ri8Y1FMzqppP3SdoIR17rlqwisgvnShVayV1ZrRxmspHI8JqlE57rL0uY1U8c45Tdc/sOBlTKbrQltIrXjVhDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T02:22:38.020901Z","bundle_sha256":"c19a8a013179eca4e933d59a47216af22143695f675b67b233ab7ee16d95b410"}}