{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:PLVK33QUDZK77CENIQ7BVE5E4T","short_pith_number":"pith:PLVK33QU","schema_version":"1.0","canonical_sha256":"7aeaadee141e55ff888d443e1a93a4e4c3be8e43ab86c4f1b097b1f083a330ae","source":{"kind":"arxiv","id":"2605.16568","version":1},"attestation_state":"computed","paper":{"title":"Scalable Uncertainty Reasoning in Knowledge Graphs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Jingcheng Wu","submitted_at":"2026-05-15T19:16:10Z","abstract_excerpt":"Knowledge Graphs are pivotal for semantic data integration. The real-world data they model is often inherently uncertain. Within knowledge graphs, uncertainty manifests in three distinct levels: imprecise attribute values, probabilistic triple existence, and incomplete schema knowledge. However, current Semantic Web standards lack native support for reasoning over such uncertainty, and na\\\"ive extensions often incur computational intractability. In this thesis, I aim to develop a modular framework that addresses each level through tailored techniques: (1) defining probabilistic literals and a "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2605.16568","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AI","submitted_at":"2026-05-15T19:16:10Z","cross_cats_sorted":[],"title_canon_sha256":"af48b34fc3539f73f9a29fdd5d53becbe9ac087a04d44ad5594b9d971b40e2ee","abstract_canon_sha256":"8de39fd317835d5aa99138f2f4f0d4ac8fb6bf10bf800934c27cf5efd4be70a9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:02:29.618927Z","signature_b64":"Ax8DATf886wxauPb0p0uxbJF2uJnI7AcOKzYjqXHnTeZpqv4k7zcvFgBbY+d6xRbHDhwSyO0tQxwDTKtNPaEBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7aeaadee141e55ff888d443e1a93a4e4c3be8e43ab86c4f1b097b1f083a330ae","last_reissued_at":"2026-05-20T00:02:29.618020Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:02:29.618020Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Scalable Uncertainty Reasoning in Knowledge Graphs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"Jingcheng Wu","submitted_at":"2026-05-15T19:16:10Z","abstract_excerpt":"Knowledge Graphs are pivotal for semantic data integration. The real-world data they model is often inherently uncertain. Within knowledge graphs, uncertainty manifests in three distinct levels: imprecise attribute values, probabilistic triple existence, and incomplete schema knowledge. However, current Semantic Web standards lack native support for reasoning over such uncertainty, and na\\\"ive extensions often incur computational intractability. In this thesis, I aim to develop a modular framework that addresses each level through tailored techniques: (1) defining probabilistic literals and a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.16568","kind":"arxiv","version":1},"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/2605.16568/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"claim_evidence","ran_at":"2026-05-19T19:21:56.871886Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T18:33:26.621924Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"f08a786851ac6e63dbdd354bb4cd75928e6ee4a0766f45d5c4b0a109404b328d"},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2605.16568","created_at":"2026-05-20T00:02:29.618159+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.16568v1","created_at":"2026-05-20T00:02:29.618159+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.16568","created_at":"2026-05-20T00:02:29.618159+00:00"},{"alias_kind":"pith_short_12","alias_value":"PLVK33QUDZK7","created_at":"2026-05-20T00:02:29.618159+00:00"},{"alias_kind":"pith_short_16","alias_value":"PLVK33QUDZK77CEN","created_at":"2026-05-20T00:02:29.618159+00:00"},{"alias_kind":"pith_short_8","alias_value":"PLVK33QU","created_at":"2026-05-20T00:02:29.618159+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T","json":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T.json","graph_json":"https://pith.science/api/pith-number/PLVK33QUDZK77CENIQ7BVE5E4T/graph.json","events_json":"https://pith.science/api/pith-number/PLVK33QUDZK77CENIQ7BVE5E4T/events.json","paper":"https://pith.science/paper/PLVK33QU"},"agent_actions":{"view_html":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T","download_json":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T.json","view_paper":"https://pith.science/paper/PLVK33QU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.16568&json=true","fetch_graph":"https://pith.science/api/pith-number/PLVK33QUDZK77CENIQ7BVE5E4T/graph.json","fetch_events":"https://pith.science/api/pith-number/PLVK33QUDZK77CENIQ7BVE5E4T/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T/action/storage_attestation","attest_author":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T/action/author_attestation","sign_citation":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T/action/citation_signature","submit_replication":"https://pith.science/pith/PLVK33QUDZK77CENIQ7BVE5E4T/action/replication_record"}},"created_at":"2026-05-20T00:02:29.618159+00:00","updated_at":"2026-05-20T00:02:29.618159+00:00"}