{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:K2HLS3DC4UAKVSNDR6ZKSVRAN7","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":"7ac5b2629949ca962c764661bb30f2cfd49fca0a0226dabd34850fc9b1e347dd","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-12-07T12:22:21Z","title_canon_sha256":"31bfc4af14688da846f73e0302683cb4bab7dd6e3c121230b8d88664c6312826"},"schema_version":"1.0","source":{"id":"1812.03175","kind":"arxiv","version":6}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.03175","created_at":"2026-07-05T02:02:49Z"},{"alias_kind":"arxiv_version","alias_value":"1812.03175v6","created_at":"2026-07-05T02:02:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.03175","created_at":"2026-07-05T02:02:49Z"},{"alias_kind":"pith_short_12","alias_value":"K2HLS3DC4UAK","created_at":"2026-07-05T02:02:49Z"},{"alias_kind":"pith_short_16","alias_value":"K2HLS3DC4UAKVSND","created_at":"2026-07-05T02:02:49Z"},{"alias_kind":"pith_short_8","alias_value":"K2HLS3DC","created_at":"2026-07-05T02:02:49Z"}],"graph_snapshots":[{"event_id":"sha256:ae78e600c5ec4ada27fc986bb99920705de0315d8d12142b86bc3717859091eb","target":"graph","created_at":"2026-07-05T02:02:49Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1812.03175/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"For two-dimensional topological insulators, the integer and intrinsic (without external magnetic field) quantum Hall effect is described by the gauge anomalous (2+1)-dimensional [2+1d] Chern-Simons (CS) response for the background gauge potential of the electromagnetic U(1) field. The Hall conductance is given by the quantized prefactor of the CS term, which is a momentum-space topological invariant. Here, we show that three-dimensional crystalline topological insulators with no other symmetries are described by a topological (3+1)-dimensional [3+1d] mixed CS term. In addition to the electroma","authors_text":"G.E. Volovik, J. Nissinen","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-12-07T12:22:21Z","title":"Elasticity tetrads, mixed axial-gravitational anomalies, and 3+1d quantum Hall effect"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.03175","kind":"arxiv","version":6},"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:d443298f70d4e0a2461f36656241f281a696d4a01854ff24789deafd84a12391","target":"record","created_at":"2026-07-05T02:02:49Z","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":"7ac5b2629949ca962c764661bb30f2cfd49fca0a0226dabd34850fc9b1e347dd","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-12-07T12:22:21Z","title_canon_sha256":"31bfc4af14688da846f73e0302683cb4bab7dd6e3c121230b8d88664c6312826"},"schema_version":"1.0","source":{"id":"1812.03175","kind":"arxiv","version":6}},"canonical_sha256":"568eb96c62e500aac9a38fb2a956206ff7d63576c484a63deb5acf7f4581244a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"568eb96c62e500aac9a38fb2a956206ff7d63576c484a63deb5acf7f4581244a","first_computed_at":"2026-07-05T02:02:49.884287Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:02:49.884287Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"H/U7WYolZ5Sc9kxOsRKQxlWgDVeJJaPp948JBfUsiy3hDwWpKO6zDBrnQbc4c+gL8yZq+3waVkd6i/00lSMeBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:02:49.884779Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.03175","source_kind":"arxiv","source_version":6}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d443298f70d4e0a2461f36656241f281a696d4a01854ff24789deafd84a12391","sha256:ae78e600c5ec4ada27fc986bb99920705de0315d8d12142b86bc3717859091eb"],"state_sha256":"1012a1c30abf29c14c9a94a6eff1964a3174138eb085f035bc52b168b02f7db2"}