{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:VIAP45GRCO3JMHWRMK3MVFV5ZP","short_pith_number":"pith:VIAP45GR","canonical_record":{"source":{"id":"1009.2991","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-09-15T18:39:42Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.str-el"],"title_canon_sha256":"2241b7eef4fd5ced3f22b5f0ed25c5e873cf50bfe1a5cc3992697dfc10a77a34","abstract_canon_sha256":"b063bffcd3e4fc7717944ecedd354837bb93fea3ad7d6243f1d58068709f1b84"},"schema_version":"1.0"},"canonical_sha256":"aa00fe74d113b6961ed162b6ca96bdcbcf8b5b69b9e3d03377027c9405ba2a1a","source":{"kind":"arxiv","id":"1009.2991","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2991","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2991v2","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2991","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"pith_short_12","alias_value":"VIAP45GRCO3J","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VIAP45GRCO3JMHWR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VIAP45GR","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:VIAP45GRCO3JMHWRMK3MVFV5ZP","target":"record","payload":{"canonical_record":{"source":{"id":"1009.2991","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-09-15T18:39:42Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.str-el"],"title_canon_sha256":"2241b7eef4fd5ced3f22b5f0ed25c5e873cf50bfe1a5cc3992697dfc10a77a34","abstract_canon_sha256":"b063bffcd3e4fc7717944ecedd354837bb93fea3ad7d6243f1d58068709f1b84"},"schema_version":"1.0"},"canonical_sha256":"aa00fe74d113b6961ed162b6ca96bdcbcf8b5b69b9e3d03377027c9405ba2a1a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:59:58.418245Z","signature_b64":"6uczOGG/9lbYDnkOOol7tdtSKHAFjvI+/R6cAbI/piU7DGgw0acg0+Wagm9Pwmgc6Mb2Qlgsl2gNc1Wg4sOiDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa00fe74d113b6961ed162b6ca96bdcbcf8b5b69b9e3d03377027c9405ba2a1a","last_reissued_at":"2026-05-17T23:59:58.417636Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:59:58.417636Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.2991","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":"2026-05-17T23:59:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"08sY5s5ba3K3yFhhvhNHBCRYPB3rydk0fYOwN3mQOzJSdoQnPt0CbEO6325G94++TIGedeHoldA9eyoVKToHCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:50:41.065360Z"},"content_sha256":"4b66e815b38ed81d13d7582af3a7e7150e52e4c88e7798847e7b950fe3fa0328","schema_version":"1.0","event_id":"sha256:4b66e815b38ed81d13d7582af3a7e7150e52e4c88e7798847e7b950fe3fa0328"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:VIAP45GRCO3JMHWRMK3MVFV5ZP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Holographic fractional topological insulators in 2+1 and 1+1 dimensions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.str-el"],"primary_cat":"hep-th","authors_text":"Andreas Karch, Joseph Maciejko, Tadashi Takayanagi","submitted_at":"2010-09-15T18:39:42Z","abstract_excerpt":"We give field theory descriptions of the time-reversal invariant quantum spin Hall insulator in 2+1 dimensions and the particle-hole symmetric insulator in 1+1 dimensions in terms of massive Dirac fermions. Integrating out the massive fermions we obtain a low-energy description in terms of a topological field theory, which is entirely determined by anomaly considerations. This description allows us to easily construct low-energy effective actions for the corresponding `fractional' topological insulators, potentially corresponding to new states of matter. We give a holographic realization of th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2991","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":"2026-05-17T23:59:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LVSIKYzDciVnoRO+JbtZ9HOb+ayVTZnpUyO1R7Kl6PYefdOFoZP7bIibS16Z38va0rjzc/yfzzF2DplEil2HAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T03:50:41.065720Z"},"content_sha256":"0c2af7ed2e0265ddd8c2d48aad879d6adbea6757ce27abbf308064abf031e2a2","schema_version":"1.0","event_id":"sha256:0c2af7ed2e0265ddd8c2d48aad879d6adbea6757ce27abbf308064abf031e2a2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/bundle.json","state_url":"https://pith.science/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/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":"2026-05-30T03:50:41Z","links":{"resolver":"https://pith.science/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP","bundle":"https://pith.science/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/bundle.json","state":"https://pith.science/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VIAP45GRCO3JMHWRMK3MVFV5ZP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:VIAP45GRCO3JMHWRMK3MVFV5ZP","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":"b063bffcd3e4fc7717944ecedd354837bb93fea3ad7d6243f1d58068709f1b84","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-09-15T18:39:42Z","title_canon_sha256":"2241b7eef4fd5ced3f22b5f0ed25c5e873cf50bfe1a5cc3992697dfc10a77a34"},"schema_version":"1.0","source":{"id":"1009.2991","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.2991","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"arxiv_version","alias_value":"1009.2991v2","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.2991","created_at":"2026-05-17T23:59:58Z"},{"alias_kind":"pith_short_12","alias_value":"VIAP45GRCO3J","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VIAP45GRCO3JMHWR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VIAP45GR","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:0c2af7ed2e0265ddd8c2d48aad879d6adbea6757ce27abbf308064abf031e2a2","target":"graph","created_at":"2026-05-17T23:59:58Z","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 give field theory descriptions of the time-reversal invariant quantum spin Hall insulator in 2+1 dimensions and the particle-hole symmetric insulator in 1+1 dimensions in terms of massive Dirac fermions. Integrating out the massive fermions we obtain a low-energy description in terms of a topological field theory, which is entirely determined by anomaly considerations. This description allows us to easily construct low-energy effective actions for the corresponding `fractional' topological insulators, potentially corresponding to new states of matter. We give a holographic realization of th","authors_text":"Andreas Karch, Joseph Maciejko, Tadashi Takayanagi","cross_cats":["cond-mat.mes-hall","cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-09-15T18:39:42Z","title":"Holographic fractional topological insulators in 2+1 and 1+1 dimensions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2991","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":"sha256:4b66e815b38ed81d13d7582af3a7e7150e52e4c88e7798847e7b950fe3fa0328","target":"record","created_at":"2026-05-17T23:59:58Z","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":"b063bffcd3e4fc7717944ecedd354837bb93fea3ad7d6243f1d58068709f1b84","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2010-09-15T18:39:42Z","title_canon_sha256":"2241b7eef4fd5ced3f22b5f0ed25c5e873cf50bfe1a5cc3992697dfc10a77a34"},"schema_version":"1.0","source":{"id":"1009.2991","kind":"arxiv","version":2}},"canonical_sha256":"aa00fe74d113b6961ed162b6ca96bdcbcf8b5b69b9e3d03377027c9405ba2a1a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa00fe74d113b6961ed162b6ca96bdcbcf8b5b69b9e3d03377027c9405ba2a1a","first_computed_at":"2026-05-17T23:59:58.417636Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:58.417636Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6uczOGG/9lbYDnkOOol7tdtSKHAFjvI+/R6cAbI/piU7DGgw0acg0+Wagm9Pwmgc6Mb2Qlgsl2gNc1Wg4sOiDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:58.418245Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.2991","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b66e815b38ed81d13d7582af3a7e7150e52e4c88e7798847e7b950fe3fa0328","sha256:0c2af7ed2e0265ddd8c2d48aad879d6adbea6757ce27abbf308064abf031e2a2"],"state_sha256":"885cdd464bf633ba77cb6b823c50664ee05ff6963dce6ac4db03d8fdcb02008d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ovZF4Qjh1kb2aPM5jGNF8bczqxIzXxRWIL2iPV/phekITNsJBhY5NpV65MT4ALbxuiPycPnywdIUSH3hUnT0AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T03:50:41.067869Z","bundle_sha256":"a8cbbbf1b4fdb94d050b2b5a1fc68364e42098c3c76f06888686df491de1364b"}}