{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MYU26YVP6YNBGOW67MW2XTTY7N","short_pith_number":"pith:MYU26YVP","canonical_record":{"source":{"id":"1701.04896","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-17T23:20:31Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"75092a7b5709170290fa4ec379a87e47e3e60c5410a856abf3331ea361a0b6f5","abstract_canon_sha256":"62316d3ac8a9875a3d146b5675a24aa1b755c26860e64a7d0f0694724c4ae6d0"},"schema_version":"1.0"},"canonical_sha256":"6629af62aff61a133adefb2dabce78fb45521b62e211e8d5e3276341f8ff4ab9","source":{"kind":"arxiv","id":"1701.04896","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.04896","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"arxiv_version","alias_value":"1701.04896v2","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.04896","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"pith_short_12","alias_value":"MYU26YVP6YNB","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MYU26YVP6YNBGOW6","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MYU26YVP","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MYU26YVP6YNBGOW67MW2XTTY7N","target":"record","payload":{"canonical_record":{"source":{"id":"1701.04896","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-17T23:20:31Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"75092a7b5709170290fa4ec379a87e47e3e60c5410a856abf3331ea361a0b6f5","abstract_canon_sha256":"62316d3ac8a9875a3d146b5675a24aa1b755c26860e64a7d0f0694724c4ae6d0"},"schema_version":"1.0"},"canonical_sha256":"6629af62aff61a133adefb2dabce78fb45521b62e211e8d5e3276341f8ff4ab9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:29:10.768737Z","signature_b64":"R//nWzJWZ+pgEyRh7LuMKCsBwCLqMtwo/AUuE2lcssSUfvhg4yhZ3cg/xfo79MwocnVKQdv/Jsrr/5kgrsH2DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6629af62aff61a133adefb2dabce78fb45521b62e211e8d5e3276341f8ff4ab9","last_reissued_at":"2026-05-18T00:29:10.768129Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:29:10.768129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.04896","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":"2026-05-18T00:29:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rz+zrli0emwbAIf7+W0ANWacIIcht+hMkEXOA3gOl9sPjWOPVg8g0/dCg1n07kZ+TUhzDRX87gFQENpeIUkpAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:53:18.180593Z"},"content_sha256":"e2995e04d6469b1ee5d42a82f6acccb5368feb6c1446def6b614d5027a944652","schema_version":"1.0","event_id":"sha256:e2995e04d6469b1ee5d42a82f6acccb5368feb6c1446def6b614d5027a944652"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MYU26YVP6YNBGOW67MW2XTTY7N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Three-band Hubbard model for Na$_2$IrO$_3$: Topological insulator, zigzag antiferromagnet, and Kitaev-Heisenberg material","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Johannes Reuther, Manuel Laubach, Ronny Thomale, Stephan Rachel","submitted_at":"2017-01-17T23:20:31Z","abstract_excerpt":"Na$_2$IrO$_3$ was one of the first materials proposed to feature the Kane-Mele type topological insulator phase. Contemporaneously it was claimed that the very same material is in a Mott insulating phase which is described by the Kitaev-Heisenberg (KH) model. First experiments indeed revealed Mott insulating behavior in conjunction with antiferromagnetic long-range order. Further refined experiments established antiferromagnetic order of zigzag type which is not captured by the KH model. Since then several extensions and modifications of the KH model were proposed in order to describe the expe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.04896","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":"2026-05-18T00:29:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"205nH9VTM6vhcGHi5q3c6DBFSKQVba8GXKyBaPPR7n41TNZ1DZjgTuW2hQx7K5lfrk0FxinLTfvk7VqGZRSVDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:53:18.180950Z"},"content_sha256":"410a0f006202af94c58f910cefe2630579f524ebac40095c71188ae96078cdf5","schema_version":"1.0","event_id":"sha256:410a0f006202af94c58f910cefe2630579f524ebac40095c71188ae96078cdf5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MYU26YVP6YNBGOW67MW2XTTY7N/bundle.json","state_url":"https://pith.science/pith/MYU26YVP6YNBGOW67MW2XTTY7N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MYU26YVP6YNBGOW67MW2XTTY7N/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":"2026-05-31T12:53:18Z","links":{"resolver":"https://pith.science/pith/MYU26YVP6YNBGOW67MW2XTTY7N","bundle":"https://pith.science/pith/MYU26YVP6YNBGOW67MW2XTTY7N/bundle.json","state":"https://pith.science/pith/MYU26YVP6YNBGOW67MW2XTTY7N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MYU26YVP6YNBGOW67MW2XTTY7N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MYU26YVP6YNBGOW67MW2XTTY7N","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":"62316d3ac8a9875a3d146b5675a24aa1b755c26860e64a7d0f0694724c4ae6d0","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-17T23:20:31Z","title_canon_sha256":"75092a7b5709170290fa4ec379a87e47e3e60c5410a856abf3331ea361a0b6f5"},"schema_version":"1.0","source":{"id":"1701.04896","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.04896","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"arxiv_version","alias_value":"1701.04896v2","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.04896","created_at":"2026-05-18T00:29:10Z"},{"alias_kind":"pith_short_12","alias_value":"MYU26YVP6YNB","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MYU26YVP6YNBGOW6","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MYU26YVP","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:410a0f006202af94c58f910cefe2630579f524ebac40095c71188ae96078cdf5","target":"graph","created_at":"2026-05-18T00:29:10Z","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":"Na$_2$IrO$_3$ was one of the first materials proposed to feature the Kane-Mele type topological insulator phase. Contemporaneously it was claimed that the very same material is in a Mott insulating phase which is described by the Kitaev-Heisenberg (KH) model. First experiments indeed revealed Mott insulating behavior in conjunction with antiferromagnetic long-range order. Further refined experiments established antiferromagnetic order of zigzag type which is not captured by the KH model. Since then several extensions and modifications of the KH model were proposed in order to describe the expe","authors_text":"Johannes Reuther, Manuel Laubach, Ronny Thomale, Stephan Rachel","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-17T23:20:31Z","title":"Three-band Hubbard model for Na$_2$IrO$_3$: Topological insulator, zigzag antiferromagnet, and Kitaev-Heisenberg material"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.04896","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:e2995e04d6469b1ee5d42a82f6acccb5368feb6c1446def6b614d5027a944652","target":"record","created_at":"2026-05-18T00:29:10Z","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":"62316d3ac8a9875a3d146b5675a24aa1b755c26860e64a7d0f0694724c4ae6d0","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-17T23:20:31Z","title_canon_sha256":"75092a7b5709170290fa4ec379a87e47e3e60c5410a856abf3331ea361a0b6f5"},"schema_version":"1.0","source":{"id":"1701.04896","kind":"arxiv","version":2}},"canonical_sha256":"6629af62aff61a133adefb2dabce78fb45521b62e211e8d5e3276341f8ff4ab9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6629af62aff61a133adefb2dabce78fb45521b62e211e8d5e3276341f8ff4ab9","first_computed_at":"2026-05-18T00:29:10.768129Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:29:10.768129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R//nWzJWZ+pgEyRh7LuMKCsBwCLqMtwo/AUuE2lcssSUfvhg4yhZ3cg/xfo79MwocnVKQdv/Jsrr/5kgrsH2DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:29:10.768737Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.04896","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e2995e04d6469b1ee5d42a82f6acccb5368feb6c1446def6b614d5027a944652","sha256:410a0f006202af94c58f910cefe2630579f524ebac40095c71188ae96078cdf5"],"state_sha256":"d7dbe9fce5bc02abf85639e41cbf6ca161845d5789a7d89cc6f5c84b323c32fe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2SMzXD+bDVqwoEAqoDpKHz15Tp/RQFNZlz0FzzESlPW1R92fjFAaUPSTBQrsDXOwcfwpHIfxBlVnO+JOV49mBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T12:53:18.183195Z","bundle_sha256":"f824548a3843abba3aa421f2240c7363d31d22006ac649529ec3283c5d5adca0"}}