{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:2PACFW647O7JGIYKOO7VZR4ATM","short_pith_number":"pith:2PACFW64","canonical_record":{"source":{"id":"1409.5870","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-20T08:48:53Z","cross_cats_sorted":[],"title_canon_sha256":"907da1d08dad16b751302a743efd4cb54341a38786311992a8dd971705d4d37a","abstract_canon_sha256":"59b2cc9458f0561c188ef57511acef26ac253b971cd19974d858aa57f5eab6bd"},"schema_version":"1.0"},"canonical_sha256":"d3c022dbdcfbbe93230a73bf5cc7809b152e8e929def833945378d99372aff62","source":{"kind":"arxiv","id":"1409.5870","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.5870","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"arxiv_version","alias_value":"1409.5870v2","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.5870","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"pith_short_12","alias_value":"2PACFW647O7J","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2PACFW647O7JGIYK","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2PACFW64","created_at":"2026-05-18T12:28:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:2PACFW647O7JGIYKOO7VZR4ATM","target":"record","payload":{"canonical_record":{"source":{"id":"1409.5870","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-20T08:48:53Z","cross_cats_sorted":[],"title_canon_sha256":"907da1d08dad16b751302a743efd4cb54341a38786311992a8dd971705d4d37a","abstract_canon_sha256":"59b2cc9458f0561c188ef57511acef26ac253b971cd19974d858aa57f5eab6bd"},"schema_version":"1.0"},"canonical_sha256":"d3c022dbdcfbbe93230a73bf5cc7809b152e8e929def833945378d99372aff62","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:46.540434Z","signature_b64":"p19JZcmftA11jNZNj/WYWiOMZJxfrs+nUL+zdsrpiz4VBxbiAi0vSM++fbx+GqnB02V25wlnpO7thj9J3MHKDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d3c022dbdcfbbe93230a73bf5cc7809b152e8e929def833945378d99372aff62","last_reissued_at":"2026-05-18T01:27:46.539766Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:46.539766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.5870","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":"2026-05-18T01:27:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SGcPoZkzGt6sit7yd2TfnFoyEdXXb8TAJnWuKFitWuzg+qDxMvbdhfMZb5jpFfOPx3orLEzWLpkdZ2Eu8C/pAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:56:50.986506Z"},"content_sha256":"29b2ebf87d74c890cfa0ce3fd8ce8adc61ab3073adbd9659b9eee24088ca42b2","schema_version":"1.0","event_id":"sha256:29b2ebf87d74c890cfa0ce3fd8ce8adc61ab3073adbd9659b9eee24088ca42b2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:2PACFW647O7JGIYKOO7VZR4ATM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-Symmetry-Breaking Ground State of the S=1 Heisenberg Model on the Kagome lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Masaaki Nakamura, Satoshi Nishimoto","submitted_at":"2014-09-20T08:48:53Z","abstract_excerpt":"The $S=1$ antiferromagnetic Heisenberg model on a Kagome lattice is studied using the density-matrix renormalization group method. To identify the ground state, we take four kinds of clusters into account; periodic, cylindrical, and two open ones. The hexagonal singlet solid (HSS) and triangular valence bond solid (TVBS) states are artificially generated by modulating edge shapes of the open clusters. We find that the energy par sites of the HSS state is $e_0=E_0/N =-1.41095$, which is readily lower than that of the TVBS state ($e_0=-1.3912 \\pm 0.0025$). This agrees well with those of the cyli"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.5870","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":"2026-05-18T01:27:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1BPwkoMjg8TkzpdubcVrsCzBTJwKZE550gd7Dbs785tYixGIqgcSSzTCUxcPkjdRg+gfZrTBPdZPWFT9dP32AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:56:50.986856Z"},"content_sha256":"b57d3ac49fc430f09a72da5071f2acb77e9f8c21b0cce85f6622757221dea942","schema_version":"1.0","event_id":"sha256:b57d3ac49fc430f09a72da5071f2acb77e9f8c21b0cce85f6622757221dea942"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2PACFW647O7JGIYKOO7VZR4ATM/bundle.json","state_url":"https://pith.science/pith/2PACFW647O7JGIYKOO7VZR4ATM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2PACFW647O7JGIYKOO7VZR4ATM/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":"2026-06-03T19:56:50Z","links":{"resolver":"https://pith.science/pith/2PACFW647O7JGIYKOO7VZR4ATM","bundle":"https://pith.science/pith/2PACFW647O7JGIYKOO7VZR4ATM/bundle.json","state":"https://pith.science/pith/2PACFW647O7JGIYKOO7VZR4ATM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2PACFW647O7JGIYKOO7VZR4ATM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:2PACFW647O7JGIYKOO7VZR4ATM","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":"59b2cc9458f0561c188ef57511acef26ac253b971cd19974d858aa57f5eab6bd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-20T08:48:53Z","title_canon_sha256":"907da1d08dad16b751302a743efd4cb54341a38786311992a8dd971705d4d37a"},"schema_version":"1.0","source":{"id":"1409.5870","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.5870","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"arxiv_version","alias_value":"1409.5870v2","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.5870","created_at":"2026-05-18T01:27:46Z"},{"alias_kind":"pith_short_12","alias_value":"2PACFW647O7J","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_16","alias_value":"2PACFW647O7JGIYK","created_at":"2026-05-18T12:28:11Z"},{"alias_kind":"pith_short_8","alias_value":"2PACFW64","created_at":"2026-05-18T12:28:11Z"}],"graph_snapshots":[{"event_id":"sha256:b57d3ac49fc430f09a72da5071f2acb77e9f8c21b0cce85f6622757221dea942","target":"graph","created_at":"2026-05-18T01:27:46Z","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 $S=1$ antiferromagnetic Heisenberg model on a Kagome lattice is studied using the density-matrix renormalization group method. To identify the ground state, we take four kinds of clusters into account; periodic, cylindrical, and two open ones. The hexagonal singlet solid (HSS) and triangular valence bond solid (TVBS) states are artificially generated by modulating edge shapes of the open clusters. We find that the energy par sites of the HSS state is $e_0=E_0/N =-1.41095$, which is readily lower than that of the TVBS state ($e_0=-1.3912 \\pm 0.0025$). This agrees well with those of the cyli","authors_text":"Masaaki Nakamura, Satoshi Nishimoto","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-20T08:48:53Z","title":"Non-Symmetry-Breaking Ground State of the S=1 Heisenberg Model on the Kagome lattice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.5870","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":"sha256:29b2ebf87d74c890cfa0ce3fd8ce8adc61ab3073adbd9659b9eee24088ca42b2","target":"record","created_at":"2026-05-18T01:27:46Z","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":"59b2cc9458f0561c188ef57511acef26ac253b971cd19974d858aa57f5eab6bd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-09-20T08:48:53Z","title_canon_sha256":"907da1d08dad16b751302a743efd4cb54341a38786311992a8dd971705d4d37a"},"schema_version":"1.0","source":{"id":"1409.5870","kind":"arxiv","version":2}},"canonical_sha256":"d3c022dbdcfbbe93230a73bf5cc7809b152e8e929def833945378d99372aff62","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d3c022dbdcfbbe93230a73bf5cc7809b152e8e929def833945378d99372aff62","first_computed_at":"2026-05-18T01:27:46.539766Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:27:46.539766Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p19JZcmftA11jNZNj/WYWiOMZJxfrs+nUL+zdsrpiz4VBxbiAi0vSM++fbx+GqnB02V25wlnpO7thj9J3MHKDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:27:46.540434Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.5870","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29b2ebf87d74c890cfa0ce3fd8ce8adc61ab3073adbd9659b9eee24088ca42b2","sha256:b57d3ac49fc430f09a72da5071f2acb77e9f8c21b0cce85f6622757221dea942"],"state_sha256":"be286af1cc2d23d44c55de6db0f730db2dd28e3f94da769bbc6be3d326adbb00"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YeXie+1KuXKJgKy4AlTkbbtwwQaKWYEvd9NZGODL1F3SYhF127YVTEcWNORbJ2PP03vCcshroP/5DzSwyiYVAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T19:56:50.988814Z","bundle_sha256":"e797d8c2049bef253b78133b44a0ecfe15393a0bfb93fca88786d3702cce069a"}}