{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:UPYGTPI6QR4I732NAHNWXYWZJN","short_pith_number":"pith:UPYGTPI6","canonical_record":{"source":{"id":"1612.03582","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-12T09:32:28Z","cross_cats_sorted":[],"title_canon_sha256":"fb2de7079b2e23aa8a59f96407da4684bf996d2dfd7d714af9952a0dd622099f","abstract_canon_sha256":"d0e79c5d9d8f81a16bb3aa232cf4c45894b4d52931d4c712b4a74a36e2899413"},"schema_version":"1.0"},"canonical_sha256":"a3f069bd1e84788fef4d01db6be2d94b4bacb9a466068311edcf05d5d59805f6","source":{"kind":"arxiv","id":"1612.03582","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.03582","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"arxiv_version","alias_value":"1612.03582v3","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.03582","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"pith_short_12","alias_value":"UPYGTPI6QR4I","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UPYGTPI6QR4I732N","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UPYGTPI6","created_at":"2026-05-18T12:30:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:UPYGTPI6QR4I732NAHNWXYWZJN","target":"record","payload":{"canonical_record":{"source":{"id":"1612.03582","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-12T09:32:28Z","cross_cats_sorted":[],"title_canon_sha256":"fb2de7079b2e23aa8a59f96407da4684bf996d2dfd7d714af9952a0dd622099f","abstract_canon_sha256":"d0e79c5d9d8f81a16bb3aa232cf4c45894b4d52931d4c712b4a74a36e2899413"},"schema_version":"1.0"},"canonical_sha256":"a3f069bd1e84788fef4d01db6be2d94b4bacb9a466068311edcf05d5d59805f6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:45:44.262864Z","signature_b64":"bd0Fyi7JELpizid1QurJMR+iKoj/TD2w7K8klXUlYxhvmrAMZU9H07fGkN5eWmntI5H+uX/G+q2I03uRm0U2Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a3f069bd1e84788fef4d01db6be2d94b4bacb9a466068311edcf05d5d59805f6","last_reissued_at":"2026-05-18T00:45:44.262095Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:45:44.262095Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.03582","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:45:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a5EQbFszmePgZowCfoOnnB2lVX51Tc8IiXPPfjydpBCQHNPoMxCN2WfSvUqyTF3hLiGb9atVymMmlfd4Dm7+AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T12:49:58.883590Z"},"content_sha256":"356b4993b46d48184a56b9fbed96a124fcaf31ed20fc164f3dc0901a3584096f","schema_version":"1.0","event_id":"sha256:356b4993b46d48184a56b9fbed96a124fcaf31ed20fc164f3dc0901a3584096f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:UPYGTPI6QR4I732NAHNWXYWZJN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The quantum harmonic Otto cycle","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Ronnie Kosloff, Yair Rezek","submitted_at":"2016-12-12T09:32:28Z","abstract_excerpt":"The quantum Otto cycle serves as a bridge between the macroscopic world of heat engines and the quantum regime of thermal devices composed from a single element. We compile recent studies of the quantum Otto cycle with a harmonic oscillator as a working medium. This model has the advantage that it is analytically trackable. In addition, an experimental realization has been achieved employing a single ion in a harmonic trap. The review is embedded in the field of quantum thermodynamics and quantum open systems. The basic principles of the theory are explained by a specific example illuminating "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.03582","kind":"arxiv","version":3},"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":"2026-05-18T00:45:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dqHq20zdG3umdL8jCc07ARciMs2Sxe4q9zrL4PjdoXHY7U/amdF4+jFoi8xGtRj7dcgI6DPcuPgE4HPaKa47DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-20T12:49:58.883932Z"},"content_sha256":"310681da7bcd82037a84663cec4b32eb665be86f3540b17def52e762e8ccc095","schema_version":"1.0","event_id":"sha256:310681da7bcd82037a84663cec4b32eb665be86f3540b17def52e762e8ccc095"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UPYGTPI6QR4I732NAHNWXYWZJN/bundle.json","state_url":"https://pith.science/pith/UPYGTPI6QR4I732NAHNWXYWZJN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UPYGTPI6QR4I732NAHNWXYWZJN/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":"2026-06-20T12:49:58Z","links":{"resolver":"https://pith.science/pith/UPYGTPI6QR4I732NAHNWXYWZJN","bundle":"https://pith.science/pith/UPYGTPI6QR4I732NAHNWXYWZJN/bundle.json","state":"https://pith.science/pith/UPYGTPI6QR4I732NAHNWXYWZJN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UPYGTPI6QR4I732NAHNWXYWZJN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:UPYGTPI6QR4I732NAHNWXYWZJN","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":"d0e79c5d9d8f81a16bb3aa232cf4c45894b4d52931d4c712b4a74a36e2899413","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-12T09:32:28Z","title_canon_sha256":"fb2de7079b2e23aa8a59f96407da4684bf996d2dfd7d714af9952a0dd622099f"},"schema_version":"1.0","source":{"id":"1612.03582","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.03582","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"arxiv_version","alias_value":"1612.03582v3","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.03582","created_at":"2026-05-18T00:45:44Z"},{"alias_kind":"pith_short_12","alias_value":"UPYGTPI6QR4I","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_16","alias_value":"UPYGTPI6QR4I732N","created_at":"2026-05-18T12:30:46Z"},{"alias_kind":"pith_short_8","alias_value":"UPYGTPI6","created_at":"2026-05-18T12:30:46Z"}],"graph_snapshots":[{"event_id":"sha256:310681da7bcd82037a84663cec4b32eb665be86f3540b17def52e762e8ccc095","target":"graph","created_at":"2026-05-18T00:45:44Z","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":"The quantum Otto cycle serves as a bridge between the macroscopic world of heat engines and the quantum regime of thermal devices composed from a single element. We compile recent studies of the quantum Otto cycle with a harmonic oscillator as a working medium. This model has the advantage that it is analytically trackable. In addition, an experimental realization has been achieved employing a single ion in a harmonic trap. The review is embedded in the field of quantum thermodynamics and quantum open systems. The basic principles of the theory are explained by a specific example illuminating ","authors_text":"Ronnie Kosloff, Yair Rezek","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-12T09:32:28Z","title":"The quantum harmonic Otto cycle"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.03582","kind":"arxiv","version":3},"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":"sha256:356b4993b46d48184a56b9fbed96a124fcaf31ed20fc164f3dc0901a3584096f","target":"record","created_at":"2026-05-18T00:45:44Z","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":"d0e79c5d9d8f81a16bb3aa232cf4c45894b4d52931d4c712b4a74a36e2899413","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-12T09:32:28Z","title_canon_sha256":"fb2de7079b2e23aa8a59f96407da4684bf996d2dfd7d714af9952a0dd622099f"},"schema_version":"1.0","source":{"id":"1612.03582","kind":"arxiv","version":3}},"canonical_sha256":"a3f069bd1e84788fef4d01db6be2d94b4bacb9a466068311edcf05d5d59805f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a3f069bd1e84788fef4d01db6be2d94b4bacb9a466068311edcf05d5d59805f6","first_computed_at":"2026-05-18T00:45:44.262095Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:45:44.262095Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bd0Fyi7JELpizid1QurJMR+iKoj/TD2w7K8klXUlYxhvmrAMZU9H07fGkN5eWmntI5H+uX/G+q2I03uRm0U2Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:45:44.262864Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.03582","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:356b4993b46d48184a56b9fbed96a124fcaf31ed20fc164f3dc0901a3584096f","sha256:310681da7bcd82037a84663cec4b32eb665be86f3540b17def52e762e8ccc095"],"state_sha256":"d3a9168844fa1985a357cc2e3f85227f40ec4cc57a3540398f533285ccda8283"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jgx6B5bI3AJsK3QotwxvsPmrjY6g8pVxJMoua59mKhc+6aETII+7TgggmHpCSAuUtFlv5Mg2n6rJywpkvfo5Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-20T12:49:58.885885Z","bundle_sha256":"65e7e6c2accd09af7410899ed14273135a7d33f6bab7d55fe45a105ae3b08011"}}