{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:H47VU2INHUN2I5OJPQRDRFUTAA","short_pith_number":"pith:H47VU2IN","canonical_record":{"source":{"id":"1409.4865","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-17T04:33:05Z","cross_cats_sorted":[],"title_canon_sha256":"f506c200c88b83013de163e1bc1d749792d69022801ba923f93d496c13a2075e","abstract_canon_sha256":"fadc39200861439c72867707be42d8e34922d73cadba3a039a2622ede95e0c9a"},"schema_version":"1.0"},"canonical_sha256":"3f3f5a690d3d1ba475c97c2238969300355f881ab1cc4546dcaeadf6c7e85337","source":{"kind":"arxiv","id":"1409.4865","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4865","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4865v1","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4865","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"pith_short_12","alias_value":"H47VU2INHUN2","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"H47VU2INHUN2I5OJ","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"H47VU2IN","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:H47VU2INHUN2I5OJPQRDRFUTAA","target":"record","payload":{"canonical_record":{"source":{"id":"1409.4865","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-17T04:33:05Z","cross_cats_sorted":[],"title_canon_sha256":"f506c200c88b83013de163e1bc1d749792d69022801ba923f93d496c13a2075e","abstract_canon_sha256":"fadc39200861439c72867707be42d8e34922d73cadba3a039a2622ede95e0c9a"},"schema_version":"1.0"},"canonical_sha256":"3f3f5a690d3d1ba475c97c2238969300355f881ab1cc4546dcaeadf6c7e85337","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:01.896387Z","signature_b64":"/Tlmc+pCJ2jbJ/Wv3y5XtPovOmGgyD3Y7dOd2YUxXx/w/cVGHraC9Rp1JomXo3d3fzYRMn78HUC7Ytwnf+MkBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f3f5a690d3d1ba475c97c2238969300355f881ab1cc4546dcaeadf6c7e85337","last_reissued_at":"2026-05-18T01:42:01.895996Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:01.895996Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.4865","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":"2026-05-18T01:42:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VPAqpKXS4LBaOWjcH8unkMDNLMF9+PVdhnVy4oBlJYLzcgSCQTDNmKs0JmNkDm+u/R+yt3M8CUcr4U31EI0wBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:47:10.671596Z"},"content_sha256":"18ab3e76ef4fa6c8ce7a3e7af389ae419cc1bf535a6657e25891fd8b1f0a3f66","schema_version":"1.0","event_id":"sha256:18ab3e76ef4fa6c8ce7a3e7af389ae419cc1bf535a6657e25891fd8b1f0a3f66"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:H47VU2INHUN2I5OJPQRDRFUTAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low-energy Majorana states in spin-liquid transitions in a three-dimensional Kitaev model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Joji Nasu, Masafumi Udagawa, Yukitoshi Motome","submitted_at":"2014-09-17T04:33:05Z","abstract_excerpt":"A three-dimensional Kitaev model on a hyperhoneycomb lattice is investigated numerically at finite temperature. The Kitaev model is one of the solvable quantum spin models, where the ground state is given by gapped and gapless spin liquids, depending on the anisotropy of the interactions. This model can be rewritten as a free Majorana fermion system coupled with $Z_2$ variables. The density of states of Majorana fermions shows an excitation gap in the gapped region, while it is semimetallic in the gapless region reflecting the Dirac node. Performing the Monte Carlo simulation, we calculate the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4865","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":"2026-05-18T01:42:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HUhqTGRZ23pUGBnPcw+VnDMR3lXDZ5hrCivzfCAdT1Evv/oA/5rnxHmhU3VjLhF211ng+Rv/sLGOCgHQIJK+BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:47:10.672295Z"},"content_sha256":"1be32b61d6c4438a62c4bd18bea949d6bf63349e4007c5fb2e73f52987945189","schema_version":"1.0","event_id":"sha256:1be32b61d6c4438a62c4bd18bea949d6bf63349e4007c5fb2e73f52987945189"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H47VU2INHUN2I5OJPQRDRFUTAA/bundle.json","state_url":"https://pith.science/pith/H47VU2INHUN2I5OJPQRDRFUTAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H47VU2INHUN2I5OJPQRDRFUTAA/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":"2026-06-05T05:47:10Z","links":{"resolver":"https://pith.science/pith/H47VU2INHUN2I5OJPQRDRFUTAA","bundle":"https://pith.science/pith/H47VU2INHUN2I5OJPQRDRFUTAA/bundle.json","state":"https://pith.science/pith/H47VU2INHUN2I5OJPQRDRFUTAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H47VU2INHUN2I5OJPQRDRFUTAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:H47VU2INHUN2I5OJPQRDRFUTAA","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":"fadc39200861439c72867707be42d8e34922d73cadba3a039a2622ede95e0c9a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-17T04:33:05Z","title_canon_sha256":"f506c200c88b83013de163e1bc1d749792d69022801ba923f93d496c13a2075e"},"schema_version":"1.0","source":{"id":"1409.4865","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.4865","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"arxiv_version","alias_value":"1409.4865v1","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.4865","created_at":"2026-05-18T01:42:01Z"},{"alias_kind":"pith_short_12","alias_value":"H47VU2INHUN2","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"H47VU2INHUN2I5OJ","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"H47VU2IN","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:1be32b61d6c4438a62c4bd18bea949d6bf63349e4007c5fb2e73f52987945189","target":"graph","created_at":"2026-05-18T01:42:01Z","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"},"paper":{"abstract_excerpt":"A three-dimensional Kitaev model on a hyperhoneycomb lattice is investigated numerically at finite temperature. The Kitaev model is one of the solvable quantum spin models, where the ground state is given by gapped and gapless spin liquids, depending on the anisotropy of the interactions. This model can be rewritten as a free Majorana fermion system coupled with $Z_2$ variables. The density of states of Majorana fermions shows an excitation gap in the gapped region, while it is semimetallic in the gapless region reflecting the Dirac node. Performing the Monte Carlo simulation, we calculate the","authors_text":"Joji Nasu, Masafumi Udagawa, Yukitoshi Motome","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-17T04:33:05Z","title":"Low-energy Majorana states in spin-liquid transitions in a three-dimensional Kitaev model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.4865","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":"sha256:18ab3e76ef4fa6c8ce7a3e7af389ae419cc1bf535a6657e25891fd8b1f0a3f66","target":"record","created_at":"2026-05-18T01:42:01Z","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":"fadc39200861439c72867707be42d8e34922d73cadba3a039a2622ede95e0c9a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-17T04:33:05Z","title_canon_sha256":"f506c200c88b83013de163e1bc1d749792d69022801ba923f93d496c13a2075e"},"schema_version":"1.0","source":{"id":"1409.4865","kind":"arxiv","version":1}},"canonical_sha256":"3f3f5a690d3d1ba475c97c2238969300355f881ab1cc4546dcaeadf6c7e85337","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f3f5a690d3d1ba475c97c2238969300355f881ab1cc4546dcaeadf6c7e85337","first_computed_at":"2026-05-18T01:42:01.895996Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:01.895996Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/Tlmc+pCJ2jbJ/Wv3y5XtPovOmGgyD3Y7dOd2YUxXx/w/cVGHraC9Rp1JomXo3d3fzYRMn78HUC7Ytwnf+MkBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:01.896387Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.4865","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:18ab3e76ef4fa6c8ce7a3e7af389ae419cc1bf535a6657e25891fd8b1f0a3f66","sha256:1be32b61d6c4438a62c4bd18bea949d6bf63349e4007c5fb2e73f52987945189"],"state_sha256":"143e95a7a656a8b5fea8cbfd22b8329e9dbfa29e009b1b1e8ccd82f13cf721de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W7UzJJxCfrEGOQ71OUys/BqzJVH0Z18zJFYwGiZ5wWStzAO7LndlbpvGwkTlTI18sX0UBwvPgw6Ckx+v8rcwAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T05:47:10.677009Z","bundle_sha256":"e62f3263ffc3c4016f94eb4a8156c6857acb118d5b96d830a8ef1e7b52902eda"}}