{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:5LOPLHYUNIXBG6CGRQXZFPVPRK","short_pith_number":"pith:5LOPLHYU","canonical_record":{"source":{"id":"1902.06940","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-19T08:04:00Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1a6374e5b103015c14d831c1e30523507924d6e9031befbeaa78babc6134f60a","abstract_canon_sha256":"9582056c2659ca057c444fc58ad9e14f59cd9eda4a9690615788f1c4e6990d49"},"schema_version":"1.0"},"canonical_sha256":"eadcf59f146a2e1378468c2f92beaf8ab1860731beabc6fdcd033ba9b9a7f198","source":{"kind":"arxiv","id":"1902.06940","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.06940","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"arxiv_version","alias_value":"1902.06940v2","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.06940","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"pith_short_12","alias_value":"5LOPLHYUNIXB","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"5LOPLHYUNIXBG6CG","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"5LOPLHYU","created_at":"2026-05-18T12:33:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:5LOPLHYUNIXBG6CGRQXZFPVPRK","target":"record","payload":{"canonical_record":{"source":{"id":"1902.06940","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-19T08:04:00Z","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"title_canon_sha256":"1a6374e5b103015c14d831c1e30523507924d6e9031befbeaa78babc6134f60a","abstract_canon_sha256":"9582056c2659ca057c444fc58ad9e14f59cd9eda4a9690615788f1c4e6990d49"},"schema_version":"1.0"},"canonical_sha256":"eadcf59f146a2e1378468c2f92beaf8ab1860731beabc6fdcd033ba9b9a7f198","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:50.035404Z","signature_b64":"ahah/CO/yraO9iOnIPoqhrs/SGSkQH1H9PF6fHAwpqfdWX5la0f3Fg/yyw1wCU89rRewxnuHGUptdtbFWl9/DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eadcf59f146a2e1378468c2f92beaf8ab1860731beabc6fdcd033ba9b9a7f198","last_reissued_at":"2026-05-17T23:49:50.034950Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:50.034950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.06940","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:49:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IOWaA57aJ45VaujGzoeqds9wGOsvV7K0u3QMbBAbs2qu/aEllywpttrox6fuC21pOcgJb3mit6ilT7slM5NiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T19:46:59.312891Z"},"content_sha256":"4922e346282befc337ed0d542b6208ad198e6f796cfdba603398d9589dcd816d","schema_version":"1.0","event_id":"sha256:4922e346282befc337ed0d542b6208ad198e6f796cfdba603398d9589dcd816d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:5LOPLHYUNIXBG6CGRQXZFPVPRK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermal Emission from Semi-classical Dynamical Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","quant-ph"],"primary_cat":"hep-th","authors_text":"Takeshi Morita","submitted_at":"2019-02-19T08:04:00Z","abstract_excerpt":"Recently the bound on the Lyapunov exponent $\\lambda_L \\le 2\\pi T/ \\hbar$ in thermal quantum systems was conjectured by Maldacena, Shenker, and Stanford. If we naively apply this bound to a system with a fixed Lyapunov exponent $\\lambda_L$, it might predict the existence of the lower bound on temperature $T \\ge \\hbar \\lambda_L/ 2\\pi $. Particularly, it might mean that chaotic systems cannot be zero temperature quantum mechanically. Even classical dynamical systems, which are deterministic, might exhibit thermal behaviors once we turn on quantum corrections. We elaborate this possibility by inv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.06940","kind":"arxiv","version":2},"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":"2026-05-17T23:49:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KZOuM9NRffiqgXDS/eGJdupz1SHAHDPRXu5wfbMV9yS2zwX31aMwmGR56LcPWs7ZPkVIeICyE0cwRFklak2cDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T19:46:59.313488Z"},"content_sha256":"7fcf05d0b50a1db24302f7c6bf275f2c07842c2bbd4c7aa12bb5b346a4c832a5","schema_version":"1.0","event_id":"sha256:7fcf05d0b50a1db24302f7c6bf275f2c07842c2bbd4c7aa12bb5b346a4c832a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/bundle.json","state_url":"https://pith.science/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/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":"2026-05-18T19:46:59Z","links":{"resolver":"https://pith.science/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK","bundle":"https://pith.science/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/bundle.json","state":"https://pith.science/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5LOPLHYUNIXBG6CGRQXZFPVPRK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:5LOPLHYUNIXBG6CGRQXZFPVPRK","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":"9582056c2659ca057c444fc58ad9e14f59cd9eda4a9690615788f1c4e6990d49","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-19T08:04:00Z","title_canon_sha256":"1a6374e5b103015c14d831c1e30523507924d6e9031befbeaa78babc6134f60a"},"schema_version":"1.0","source":{"id":"1902.06940","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.06940","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"arxiv_version","alias_value":"1902.06940v2","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.06940","created_at":"2026-05-17T23:49:50Z"},{"alias_kind":"pith_short_12","alias_value":"5LOPLHYUNIXB","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"5LOPLHYUNIXBG6CG","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"5LOPLHYU","created_at":"2026-05-18T12:33:10Z"}],"graph_snapshots":[{"event_id":"sha256:7fcf05d0b50a1db24302f7c6bf275f2c07842c2bbd4c7aa12bb5b346a4c832a5","target":"graph","created_at":"2026-05-17T23:49:50Z","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":"Recently the bound on the Lyapunov exponent $\\lambda_L \\le 2\\pi T/ \\hbar$ in thermal quantum systems was conjectured by Maldacena, Shenker, and Stanford. If we naively apply this bound to a system with a fixed Lyapunov exponent $\\lambda_L$, it might predict the existence of the lower bound on temperature $T \\ge \\hbar \\lambda_L/ 2\\pi $. Particularly, it might mean that chaotic systems cannot be zero temperature quantum mechanically. Even classical dynamical systems, which are deterministic, might exhibit thermal behaviors once we turn on quantum corrections. We elaborate this possibility by inv","authors_text":"Takeshi Morita","cross_cats":["cond-mat.stat-mech","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-19T08:04:00Z","title":"Thermal Emission from Semi-classical Dynamical Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.06940","kind":"arxiv","version":2},"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":"sha256:4922e346282befc337ed0d542b6208ad198e6f796cfdba603398d9589dcd816d","target":"record","created_at":"2026-05-17T23:49:50Z","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":"9582056c2659ca057c444fc58ad9e14f59cd9eda4a9690615788f1c4e6990d49","cross_cats_sorted":["cond-mat.stat-mech","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-02-19T08:04:00Z","title_canon_sha256":"1a6374e5b103015c14d831c1e30523507924d6e9031befbeaa78babc6134f60a"},"schema_version":"1.0","source":{"id":"1902.06940","kind":"arxiv","version":2}},"canonical_sha256":"eadcf59f146a2e1378468c2f92beaf8ab1860731beabc6fdcd033ba9b9a7f198","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eadcf59f146a2e1378468c2f92beaf8ab1860731beabc6fdcd033ba9b9a7f198","first_computed_at":"2026-05-17T23:49:50.034950Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:49:50.034950Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ahah/CO/yraO9iOnIPoqhrs/SGSkQH1H9PF6fHAwpqfdWX5la0f3Fg/yyw1wCU89rRewxnuHGUptdtbFWl9/DQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:49:50.035404Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.06940","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4922e346282befc337ed0d542b6208ad198e6f796cfdba603398d9589dcd816d","sha256:7fcf05d0b50a1db24302f7c6bf275f2c07842c2bbd4c7aa12bb5b346a4c832a5"],"state_sha256":"7e81cd9a5795ca2717f26cac8c63caf737f5e5918827760093e9fd683bb7e8a8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vAp4WpJcPx3c4Y1cMoAsyz0zbFH2FDG/sInnWudBDf3bFcwqvEzNAD35q6TbD2Foi4FJC4ssAYES+oK+a7VZDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T19:46:59.315547Z","bundle_sha256":"e8f7e23fd00713f2180113fa5205759e0706e6ad29e5e907ec272062d3bd8ea8"}}