{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:JF4B4O2YEKLNNEV5DLLU656MUW","short_pith_number":"pith:JF4B4O2Y","canonical_record":{"source":{"id":"2508.10707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-14T14:52:25Z","cross_cats_sorted":[],"title_canon_sha256":"b515c0db45c4d32150302839ec3b0b3f51d64d98d22e6b2f1ff090a6af0a4bb8","abstract_canon_sha256":"154b0cb5892b0a014cc4a6df472e19ceea6eb664f68ff11e10496258bb016b00"},"schema_version":"1.0"},"canonical_sha256":"49781e3b582296d692bd1ad74f77cca5a843e6a13caba84141135ed4c6f4f9e4","source":{"kind":"arxiv","id":"2508.10707","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.10707","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"arxiv_version","alias_value":"2508.10707v1","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.10707","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_12","alias_value":"JF4B4O2YEKLN","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_16","alias_value":"JF4B4O2YEKLNNEV5","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_8","alias_value":"JF4B4O2Y","created_at":"2026-07-05T11:54:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:JF4B4O2YEKLNNEV5DLLU656MUW","target":"record","payload":{"canonical_record":{"source":{"id":"2508.10707","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-14T14:52:25Z","cross_cats_sorted":[],"title_canon_sha256":"b515c0db45c4d32150302839ec3b0b3f51d64d98d22e6b2f1ff090a6af0a4bb8","abstract_canon_sha256":"154b0cb5892b0a014cc4a6df472e19ceea6eb664f68ff11e10496258bb016b00"},"schema_version":"1.0"},"canonical_sha256":"49781e3b582296d692bd1ad74f77cca5a843e6a13caba84141135ed4c6f4f9e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:54:01.189046Z","signature_b64":"NUgVSvrM3D5Lp61uBhHOcKaMDihIR/qwnMPjmDW9AvrcF8j2N+pJEChxQQc3BAnBOg7Y69CIfY17AFnyZBmUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"49781e3b582296d692bd1ad74f77cca5a843e6a13caba84141135ed4c6f4f9e4","last_reissued_at":"2026-07-05T11:54:01.188577Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:54:01.188577Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2508.10707","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":"2026-07-05T11:54:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XbaQWPfI1e/u2Fn0AcKbj/Z9B+KOCqh2Hk2FuDk6ZfnAVOfNKKaYLmnxv1DXFNlDimQCHPoXewXy8GG5JcUnBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T16:08:50.880687Z"},"content_sha256":"2f9c6234972e578c753395ade037dd42b273e9f2b2730a6a98993b922a92d65b","schema_version":"1.0","event_id":"sha256:2f9c6234972e578c753395ade037dd42b273e9f2b2730a6a98993b922a92d65b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:JF4B4O2YEKLNNEV5DLLU656MUW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Otto Heat Engine based on the Dicke-Stark Model under Infinite-Time and Finite-Time Thermodynamic Frameworks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Jinying Ma, Mingshu Zhao, Weilin Wang, Weiran Zhao, Xiyuan Zhang, Zhanyuan Yan","submitted_at":"2025-08-14T14:52:25Z","abstract_excerpt":"We propose a quantum Otto heat engine that employs a finite-size Dicke-Stark model as the working substance. In the extended coherent state space, the complete energy spectrum and eigenstates of this model are obtained through numerical calculations. Within the infinite-time and finite-time thermodynamics frameworks, we investigate the effects of the Stark field strength, coupling strength, adiabatic stroke time, isochoric stroke time, and number of atoms in the DS model on the heat engine's output work, efficiency, and power. The results show that the maximum values of the output work and eff"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.10707","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/2508.10707/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:54:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gc2ghTWF+JyBm7JQBV69IQN8GvG25YBvOk8F/mFZADuYjEfUkN6BClwHs9SlocqnXZkrh+cbFCz1qCM0yg75AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T16:08:50.881437Z"},"content_sha256":"0b5ad195693a94644af2ba14aef276b6488ae5a87381b16acf0c38b82934d335","schema_version":"1.0","event_id":"sha256:0b5ad195693a94644af2ba14aef276b6488ae5a87381b16acf0c38b82934d335"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JF4B4O2YEKLNNEV5DLLU656MUW/bundle.json","state_url":"https://pith.science/pith/JF4B4O2YEKLNNEV5DLLU656MUW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JF4B4O2YEKLNNEV5DLLU656MUW/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":"2026-08-21T16:08:50Z","links":{"resolver":"https://pith.science/pith/JF4B4O2YEKLNNEV5DLLU656MUW","bundle":"https://pith.science/pith/JF4B4O2YEKLNNEV5DLLU656MUW/bundle.json","state":"https://pith.science/pith/JF4B4O2YEKLNNEV5DLLU656MUW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JF4B4O2YEKLNNEV5DLLU656MUW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:JF4B4O2YEKLNNEV5DLLU656MUW","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":"154b0cb5892b0a014cc4a6df472e19ceea6eb664f68ff11e10496258bb016b00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-14T14:52:25Z","title_canon_sha256":"b515c0db45c4d32150302839ec3b0b3f51d64d98d22e6b2f1ff090a6af0a4bb8"},"schema_version":"1.0","source":{"id":"2508.10707","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2508.10707","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"arxiv_version","alias_value":"2508.10707v1","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.10707","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_12","alias_value":"JF4B4O2YEKLN","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_16","alias_value":"JF4B4O2YEKLNNEV5","created_at":"2026-07-05T11:54:01Z"},{"alias_kind":"pith_short_8","alias_value":"JF4B4O2Y","created_at":"2026-07-05T11:54:01Z"}],"graph_snapshots":[{"event_id":"sha256:0b5ad195693a94644af2ba14aef276b6488ae5a87381b16acf0c38b82934d335","target":"graph","created_at":"2026-07-05T11:54:01Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2508.10707/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We propose a quantum Otto heat engine that employs a finite-size Dicke-Stark model as the working substance. In the extended coherent state space, the complete energy spectrum and eigenstates of this model are obtained through numerical calculations. Within the infinite-time and finite-time thermodynamics frameworks, we investigate the effects of the Stark field strength, coupling strength, adiabatic stroke time, isochoric stroke time, and number of atoms in the DS model on the heat engine's output work, efficiency, and power. The results show that the maximum values of the output work and eff","authors_text":"Jinying Ma, Mingshu Zhao, Weilin Wang, Weiran Zhao, Xiyuan Zhang, Zhanyuan Yan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-14T14:52:25Z","title":"Quantum Otto Heat Engine based on the Dicke-Stark Model under Infinite-Time and Finite-Time Thermodynamic Frameworks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.10707","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":"sha256:2f9c6234972e578c753395ade037dd42b273e9f2b2730a6a98993b922a92d65b","target":"record","created_at":"2026-07-05T11:54:01Z","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":"154b0cb5892b0a014cc4a6df472e19ceea6eb664f68ff11e10496258bb016b00","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-08-14T14:52:25Z","title_canon_sha256":"b515c0db45c4d32150302839ec3b0b3f51d64d98d22e6b2f1ff090a6af0a4bb8"},"schema_version":"1.0","source":{"id":"2508.10707","kind":"arxiv","version":1}},"canonical_sha256":"49781e3b582296d692bd1ad74f77cca5a843e6a13caba84141135ed4c6f4f9e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"49781e3b582296d692bd1ad74f77cca5a843e6a13caba84141135ed4c6f4f9e4","first_computed_at":"2026-07-05T11:54:01.188577Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:54:01.188577Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NUgVSvrM3D5Lp61uBhHOcKaMDihIR/qwnMPjmDW9AvrcF8j2N+pJEChxQQc3BAnBOg7Y69CIfY17AFnyZBmUAw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:54:01.189046Z","signed_message":"canonical_sha256_bytes"},"source_id":"2508.10707","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2f9c6234972e578c753395ade037dd42b273e9f2b2730a6a98993b922a92d65b","sha256:0b5ad195693a94644af2ba14aef276b6488ae5a87381b16acf0c38b82934d335"],"state_sha256":"ca67cd8a3eb56e248c301fabc3f34fb02d096d2a45d797fa2cb7e299e13c7171"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nRehITG1dOW/jM+BISJ1x937pyEhDqCzagHMM1V3C2gxzNagiuFCdQpAgZLAXOh+dP/4nF+Zs+M6g/sghJLdBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T16:08:50.887101Z","bundle_sha256":"a524ee876438616a3f6b1c70ad72e04f2adbd170f917cca690f28df8c3b57247"}}