{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:3HFVLUNJGK5ZG7SU3MRGOIJGAM","short_pith_number":"pith:3HFVLUNJ","canonical_record":{"source":{"id":"1309.3068","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-09-12T09:22:07Z","cross_cats_sorted":[],"title_canon_sha256":"fb6f50f7bfd5641096fab470ab58e32b3ef990578d1d7615e5819e583c8d4f24","abstract_canon_sha256":"fbbc4537bedb86f6dd92b97ab8f53f2168673cdded6cf5a13c2d5c3eb9f32097"},"schema_version":"1.0"},"canonical_sha256":"d9cb55d1a932bb937e54db226721260331061f909f0ca0f0d3dc652824605baf","source":{"kind":"arxiv","id":"1309.3068","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.3068","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"arxiv_version","alias_value":"1309.3068v2","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.3068","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"pith_short_12","alias_value":"3HFVLUNJGK5Z","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3HFVLUNJGK5ZG7SU","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3HFVLUNJ","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:3HFVLUNJGK5ZG7SU3MRGOIJGAM","target":"record","payload":{"canonical_record":{"source":{"id":"1309.3068","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-09-12T09:22:07Z","cross_cats_sorted":[],"title_canon_sha256":"fb6f50f7bfd5641096fab470ab58e32b3ef990578d1d7615e5819e583c8d4f24","abstract_canon_sha256":"fbbc4537bedb86f6dd92b97ab8f53f2168673cdded6cf5a13c2d5c3eb9f32097"},"schema_version":"1.0"},"canonical_sha256":"d9cb55d1a932bb937e54db226721260331061f909f0ca0f0d3dc652824605baf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:42.802900Z","signature_b64":"7jdq70pWy1ceb6lbGvXN96OoJfgnPLA9FcEwA1xf99iYnRw5mh8097Ro/JoF1VNhi87MqniWi0hqCMm/OblbBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9cb55d1a932bb937e54db226721260331061f909f0ca0f0d3dc652824605baf","last_reissued_at":"2026-05-18T01:47:42.802411Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:42.802411Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.3068","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":"2026-05-18T01:47:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AZWhm9ggUS685Y8Xv9kvC4Cv7z+FFkVdi8OoR8NmvlNtVfc4qBwARwlQgW29WBLmchwnvUYqOn2VWryPHVd+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:41:37.511659Z"},"content_sha256":"3f5dd72e51ec158b572c64e5ad0dce37a815b881c37c8461cb235bd258fd5eaf","schema_version":"1.0","event_id":"sha256:3f5dd72e51ec158b572c64e5ad0dce37a815b881c37c8461cb235bd258fd5eaf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:3HFVLUNJGK5ZG7SU3MRGOIJGAM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Finite-Temperature Phase Transition to a Quantum Spin Liquid in a Three-Dimensional Kitaev Model on a Hyperhoneycomb Lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"J. Nasu, K. Matsuura, M. Udagawa, T. Kaji, Y. Motome","submitted_at":"2013-09-12T09:22:07Z","abstract_excerpt":"We present numerical evidence for the presence of a finite-temperature ($T$) phase transition separating paramagnet and quantum spin liquid in a three-dimensional variant of the Kitaev model defined on a hyperhoneycomb lattice in the limit of strong anisotropy; the model is mapped onto an effective Ising-type model, where elementary excitations consist of closed loops of flipped Ising-type variables. Analyzing this effective model by Monte Carlo simulation, we find a phase transition from quantum spin liquid to paramagnet at a finite critical temperature $T_c$. We also compute the magnetic pro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.3068","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":"2026-05-18T01:47:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yCHB01sHAjdgUMeEu2ANRQMrNzo4W43oitxtVkPGomzqcfNJFQWaCMkj9s2MbrGnDKnqkX7SGMng4cI2Bn4qAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T08:41:37.512008Z"},"content_sha256":"8b6d7b68a9af3f18988ba828a8ce3d7725e14c4992036df4553d23c8f177a9fc","schema_version":"1.0","event_id":"sha256:8b6d7b68a9af3f18988ba828a8ce3d7725e14c4992036df4553d23c8f177a9fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/bundle.json","state_url":"https://pith.science/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/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":"2026-05-28T08:41:37Z","links":{"resolver":"https://pith.science/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM","bundle":"https://pith.science/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/bundle.json","state":"https://pith.science/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3HFVLUNJGK5ZG7SU3MRGOIJGAM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:3HFVLUNJGK5ZG7SU3MRGOIJGAM","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":"fbbc4537bedb86f6dd92b97ab8f53f2168673cdded6cf5a13c2d5c3eb9f32097","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-09-12T09:22:07Z","title_canon_sha256":"fb6f50f7bfd5641096fab470ab58e32b3ef990578d1d7615e5819e583c8d4f24"},"schema_version":"1.0","source":{"id":"1309.3068","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.3068","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"arxiv_version","alias_value":"1309.3068v2","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.3068","created_at":"2026-05-18T01:47:42Z"},{"alias_kind":"pith_short_12","alias_value":"3HFVLUNJGK5Z","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"3HFVLUNJGK5ZG7SU","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"3HFVLUNJ","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:8b6d7b68a9af3f18988ba828a8ce3d7725e14c4992036df4553d23c8f177a9fc","target":"graph","created_at":"2026-05-18T01:47:42Z","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":"We present numerical evidence for the presence of a finite-temperature ($T$) phase transition separating paramagnet and quantum spin liquid in a three-dimensional variant of the Kitaev model defined on a hyperhoneycomb lattice in the limit of strong anisotropy; the model is mapped onto an effective Ising-type model, where elementary excitations consist of closed loops of flipped Ising-type variables. Analyzing this effective model by Monte Carlo simulation, we find a phase transition from quantum spin liquid to paramagnet at a finite critical temperature $T_c$. We also compute the magnetic pro","authors_text":"J. Nasu, K. Matsuura, M. Udagawa, T. Kaji, Y. Motome","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-09-12T09:22:07Z","title":"Finite-Temperature Phase Transition to a Quantum Spin Liquid in a Three-Dimensional Kitaev Model on a Hyperhoneycomb Lattice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.3068","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":"sha256:3f5dd72e51ec158b572c64e5ad0dce37a815b881c37c8461cb235bd258fd5eaf","target":"record","created_at":"2026-05-18T01:47:42Z","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":"fbbc4537bedb86f6dd92b97ab8f53f2168673cdded6cf5a13c2d5c3eb9f32097","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-09-12T09:22:07Z","title_canon_sha256":"fb6f50f7bfd5641096fab470ab58e32b3ef990578d1d7615e5819e583c8d4f24"},"schema_version":"1.0","source":{"id":"1309.3068","kind":"arxiv","version":2}},"canonical_sha256":"d9cb55d1a932bb937e54db226721260331061f909f0ca0f0d3dc652824605baf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d9cb55d1a932bb937e54db226721260331061f909f0ca0f0d3dc652824605baf","first_computed_at":"2026-05-18T01:47:42.802411Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:42.802411Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7jdq70pWy1ceb6lbGvXN96OoJfgnPLA9FcEwA1xf99iYnRw5mh8097Ro/JoF1VNhi87MqniWi0hqCMm/OblbBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:42.802900Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.3068","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3f5dd72e51ec158b572c64e5ad0dce37a815b881c37c8461cb235bd258fd5eaf","sha256:8b6d7b68a9af3f18988ba828a8ce3d7725e14c4992036df4553d23c8f177a9fc"],"state_sha256":"51dc783401715fdc2494dc0e2aae6a78472a30ac586a58cab5c2821a6b95a263"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fQaZ07pbDlo9lbAjAd16wqlsxhTPoHsar0bDfsZR5MrTD5Y8/uRc2DqYpk93hpYT/mCiU/I+WTiaf3q+m86hDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T08:41:37.513984Z","bundle_sha256":"23ab51acda8861a1d927746804cf217c8a4a8fdc2143911666b868b0099b7c1b"}}