{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:WWSLYP26S4QZEC56QSWT6ZWJN6","short_pith_number":"pith:WWSLYP26","canonical_record":{"source":{"id":"1802.05624","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-15T15:39:17Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ce2e3b41789d277192303e9c912bb29191c34fe973a0d379897d3decd39cea93","abstract_canon_sha256":"a256f20d103308b70f7abb974aa6b7e8f956eb04c645f06d46ebfc610178d77b"},"schema_version":"1.0"},"canonical_sha256":"b5a4bc3f5e9721920bbe84ad3f66c96f847ea34d73354e7089c02172615274fe","source":{"kind":"arxiv","id":"1802.05624","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.05624","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"1802.05624v2","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.05624","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"WWSLYP26S4QZ","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_16","alias_value":"WWSLYP26S4QZEC56","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_8","alias_value":"WWSLYP26","created_at":"2026-07-05T00:10:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:WWSLYP26S4QZEC56QSWT6ZWJN6","target":"record","payload":{"canonical_record":{"source":{"id":"1802.05624","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-15T15:39:17Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"ce2e3b41789d277192303e9c912bb29191c34fe973a0d379897d3decd39cea93","abstract_canon_sha256":"a256f20d103308b70f7abb974aa6b7e8f956eb04c645f06d46ebfc610178d77b"},"schema_version":"1.0"},"canonical_sha256":"b5a4bc3f5e9721920bbe84ad3f66c96f847ea34d73354e7089c02172615274fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:10:30.705109Z","signature_b64":"ker7tF0LBgcenj4nPzTMYkseV261u/HhuNKuv5eWVCg4aHo0aBoaytin4kC5jsaWzaR5PP1Kwi77yCgC9d4ICA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5a4bc3f5e9721920bbe84ad3f66c96f847ea34d73354e7089c02172615274fe","last_reissued_at":"2026-07-05T00:10:30.704650Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:10:30.704650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1802.05624","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":"2026-07-05T00:10:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/7lDzZlVJykPY79v7O8RakdinGCGVlonPVOZo0KJn4hCVgr/x+V3hUyLbpgtC93dt5gSnRER4ih3C0fiHkmXBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:04:17.440000Z"},"content_sha256":"24eeb18e5cc6c6a5fe48b5e00a0afae6e506e240ad6b0391476c1a3789221c05","schema_version":"1.0","event_id":"sha256:24eeb18e5cc6c6a5fe48b5e00a0afae6e506e240ad6b0391476c1a3789221c05"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:WWSLYP26S4QZEC56QSWT6ZWJN6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hunting Down Magnetic Monopoles in 2D Topological Insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Wei Ku, Wenjie Xi","submitted_at":"2018-02-15T15:39:17Z","abstract_excerpt":"Contrary to the electric charge that generates the electric field, magnetic charge (namely magnetic monopoles) does not exist in the elementary electromagnetism. Consequently, magnetic flux lines only form loops and cannot have a source or a sink in nature. It is thus extraordinary to find that magnetic monopoles can be pictured conceptually in topological materials. Specifically in the 2D topological insulators, the topological invariant corresponds to the total flux of an effective magnetic field (the Berry curvature) over the reciprocal space.It is thus tempting to wrap the 2D reciprocal sp"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.05624","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1802.05624/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T00:10:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHesuph4tGwmisyRwsLKJ/IPNv+aeh8E6fAbhEFBXiLvcCk9eupH68/k3hYq19SfNYny5s5IL2PqNCssBaA4BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:04:17.440503Z"},"content_sha256":"ca3e3dd173b1ed81f15f4b88c735c334471c69f74cc2c463006cb715ed88876e","schema_version":"1.0","event_id":"sha256:ca3e3dd173b1ed81f15f4b88c735c334471c69f74cc2c463006cb715ed88876e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/bundle.json","state_url":"https://pith.science/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/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":"2026-08-16T18:04:17Z","links":{"resolver":"https://pith.science/pith/WWSLYP26S4QZEC56QSWT6ZWJN6","bundle":"https://pith.science/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/bundle.json","state":"https://pith.science/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WWSLYP26S4QZEC56QSWT6ZWJN6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:WWSLYP26S4QZEC56QSWT6ZWJN6","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":"a256f20d103308b70f7abb974aa6b7e8f956eb04c645f06d46ebfc610178d77b","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-15T15:39:17Z","title_canon_sha256":"ce2e3b41789d277192303e9c912bb29191c34fe973a0d379897d3decd39cea93"},"schema_version":"1.0","source":{"id":"1802.05624","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.05624","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"arxiv_version","alias_value":"1802.05624v2","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.05624","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_12","alias_value":"WWSLYP26S4QZ","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_16","alias_value":"WWSLYP26S4QZEC56","created_at":"2026-07-05T00:10:30Z"},{"alias_kind":"pith_short_8","alias_value":"WWSLYP26","created_at":"2026-07-05T00:10:30Z"}],"graph_snapshots":[{"event_id":"sha256:ca3e3dd173b1ed81f15f4b88c735c334471c69f74cc2c463006cb715ed88876e","target":"graph","created_at":"2026-07-05T00:10:30Z","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/1802.05624/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Contrary to the electric charge that generates the electric field, magnetic charge (namely magnetic monopoles) does not exist in the elementary electromagnetism. Consequently, magnetic flux lines only form loops and cannot have a source or a sink in nature. It is thus extraordinary to find that magnetic monopoles can be pictured conceptually in topological materials. Specifically in the 2D topological insulators, the topological invariant corresponds to the total flux of an effective magnetic field (the Berry curvature) over the reciprocal space.It is thus tempting to wrap the 2D reciprocal sp","authors_text":"Wei Ku, Wenjie Xi","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-15T15:39:17Z","title":"Hunting Down Magnetic Monopoles in 2D Topological Insulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.05624","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":"sha256:24eeb18e5cc6c6a5fe48b5e00a0afae6e506e240ad6b0391476c1a3789221c05","target":"record","created_at":"2026-07-05T00:10:30Z","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":"a256f20d103308b70f7abb974aa6b7e8f956eb04c645f06d46ebfc610178d77b","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2018-02-15T15:39:17Z","title_canon_sha256":"ce2e3b41789d277192303e9c912bb29191c34fe973a0d379897d3decd39cea93"},"schema_version":"1.0","source":{"id":"1802.05624","kind":"arxiv","version":2}},"canonical_sha256":"b5a4bc3f5e9721920bbe84ad3f66c96f847ea34d73354e7089c02172615274fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b5a4bc3f5e9721920bbe84ad3f66c96f847ea34d73354e7089c02172615274fe","first_computed_at":"2026-07-05T00:10:30.704650Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:10:30.704650Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ker7tF0LBgcenj4nPzTMYkseV261u/HhuNKuv5eWVCg4aHo0aBoaytin4kC5jsaWzaR5PP1Kwi77yCgC9d4ICA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:10:30.705109Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.05624","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:24eeb18e5cc6c6a5fe48b5e00a0afae6e506e240ad6b0391476c1a3789221c05","sha256:ca3e3dd173b1ed81f15f4b88c735c334471c69f74cc2c463006cb715ed88876e"],"state_sha256":"bec602cb446d833b5ed87e19ebf02d981aa95ec6ecfa4cf7774e5f87ba286f10"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2ethK1SV0bBbL6DxUrcCmXGlPVYh8IPHJU8jRU46i/jyNzHKzAbKQPC6gIxNxMo9cyC2g0Ew1q4GchEni4RHBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T18:04:17.444842Z","bundle_sha256":"30efb95100ed99cbc78c561e4908d6e371e497e79fac2cb34342c7ba6291d43a"}}