{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:QP4S5P232HQPR7T64GEB724BMS","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":"c0c667e6e872b5a65f00f533a80aa4d17c46d0775d7d1d7d5873f2da0c711994","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1999-11-16T21:45:22Z","title_canon_sha256":"86385758ea82a5cc52840e435348973f8eb32ab1775ef4f6ddb457c3cdf806aa"},"schema_version":"1.0","source":{"id":"hep-th/9911125","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/9911125","created_at":"2026-07-04T16:15:02Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/9911125v1","created_at":"2026-07-04T16:15:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/9911125","created_at":"2026-07-04T16:15:02Z"},{"alias_kind":"pith_short_12","alias_value":"QP4S5P232HQP","created_at":"2026-07-04T16:15:02Z"},{"alias_kind":"pith_short_16","alias_value":"QP4S5P232HQPR7T6","created_at":"2026-07-04T16:15:02Z"},{"alias_kind":"pith_short_8","alias_value":"QP4S5P23","created_at":"2026-07-04T16:15:02Z"}],"graph_snapshots":[{"event_id":"sha256:37d13e4954d26449f6677be2095906a81781a93a9521f5a99cae0e00024c269b","target":"graph","created_at":"2026-07-04T16:15:02Z","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/hep-th/9911125/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"It has been remarked in several previous works that the combination of center vortices and nexuses (a nexus is a monopole-like soliton whose world line mediates certain allowed changes of field strengths on vortex surfaces) carry topological charge quantized in units of 1/N for gauge group SU(N). These fractional charges arise from the interpretation of the standard topological charge integral as a sum of (integral) intersection numbers weighted by certain (fractional) traces. We show that without nexuses the sum of intersection numbers gives vanishing topological charge (since vortex surfaces","authors_text":"John M. Cornwall","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"1999-11-16T21:45:22Z","title":"Center Vortices, Nexuses, and Fractional Topological Charge"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9911125","kind":"arxiv","version":1},"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:bf389a79138159c636565d7ac81b8e055c4adf65a02928fa5f098b05b15e5574","target":"record","created_at":"2026-07-04T16:15:02Z","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":"c0c667e6e872b5a65f00f533a80aa4d17c46d0775d7d1d7d5873f2da0c711994","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"1999-11-16T21:45:22Z","title_canon_sha256":"86385758ea82a5cc52840e435348973f8eb32ab1775ef4f6ddb457c3cdf806aa"},"schema_version":"1.0","source":{"id":"hep-th/9911125","kind":"arxiv","version":1}},"canonical_sha256":"83f92ebf5bd1e0f8fe7ee1881feb81648c8ea078d3d2baf6650a758eb9341190","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"83f92ebf5bd1e0f8fe7ee1881feb81648c8ea078d3d2baf6650a758eb9341190","first_computed_at":"2026-07-04T16:15:02.088446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:15:02.088446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gKCuTXcIfJN7iy4BxZrQrIe52WDBJzXWrtLjBpm9UcgIeEBCPTDwePV4vxVkJmc9PfW6QIo1kKjLxiRDWcoDAA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:15:02.088851Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/9911125","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf389a79138159c636565d7ac81b8e055c4adf65a02928fa5f098b05b15e5574","sha256:37d13e4954d26449f6677be2095906a81781a93a9521f5a99cae0e00024c269b"],"state_sha256":"581ef8cf2c1bbe2ccf778151ae329351e547f180572feeae77dc02c0a3b80a1e"}