{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:PW2HWIKAWXFPUSGYL6LZ5OEJXF","short_pith_number":"pith:PW2HWIKA","schema_version":"1.0","canonical_sha256":"7db47b2140b5cafa48d85f979eb889b94c21f548abe7e57f331f02a92ff9509e","source":{"kind":"arxiv","id":"2301.07041","version":2},"attestation_state":"computed","paper":{"title":"Verifiable Fully Homomorphic Encryption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Alexander Viand, Anwar Hithnawi, Christian Knabenhans","submitted_at":"2023-01-17T17:50:26Z","abstract_excerpt":"Fully Homomorphic Encryption (FHE) is seeing increasing real-world deployment to protect data in use by allowing computation over encrypted data. However, the same malleability that enables homomorphic computations also raises integrity issues, which have so far been mostly overlooked. While FHEs lack of integrity has obvious implications for correctness, it also has severe implications for confidentiality: a malicious server can leverage the lack of integrity to carry out interactive key-recovery attacks. As a result, virtually all FHE schemes and applications assume an honest-but-curious ser"},"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":"2301.07041","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2023-01-17T17:50:26Z","cross_cats_sorted":[],"title_canon_sha256":"73ff81f3be85de5317bf39378eea8fad419f4cd465957f6719b29517b7466b5e","abstract_canon_sha256":"23cfc4f5713a9305c94f35e4182c87e9747b47199f4e146b7f0e2259c565edb8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:40:52.698583Z","signature_b64":"C3FFrvJxgdPsJ4NdMi8hEMPbPHH5iqTKSxHg0FfHWPKcDhCvUbFg7kBBXuEUy6hwxPy1YxH7LhWa+S0bz9JzCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7db47b2140b5cafa48d85f979eb889b94c21f548abe7e57f331f02a92ff9509e","last_reissued_at":"2026-07-05T05:40:52.698148Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:40:52.698148Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Verifiable Fully Homomorphic Encryption","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Alexander Viand, Anwar Hithnawi, Christian Knabenhans","submitted_at":"2023-01-17T17:50:26Z","abstract_excerpt":"Fully Homomorphic Encryption (FHE) is seeing increasing real-world deployment to protect data in use by allowing computation over encrypted data. However, the same malleability that enables homomorphic computations also raises integrity issues, which have so far been mostly overlooked. While FHEs lack of integrity has obvious implications for correctness, it also has severe implications for confidentiality: a malicious server can leverage the lack of integrity to carry out interactive key-recovery attacks. As a result, virtually all FHE schemes and applications assume an honest-but-curious ser"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.07041","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/2301.07041/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2301.07041","created_at":"2026-07-05T05:40:52.698212+00:00"},{"alias_kind":"arxiv_version","alias_value":"2301.07041v2","created_at":"2026-07-05T05:40:52.698212+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.07041","created_at":"2026-07-05T05:40:52.698212+00:00"},{"alias_kind":"pith_short_12","alias_value":"PW2HWIKAWXFP","created_at":"2026-07-05T05:40:52.698212+00:00"},{"alias_kind":"pith_short_16","alias_value":"PW2HWIKAWXFPUSGY","created_at":"2026-07-05T05:40:52.698212+00:00"},{"alias_kind":"pith_short_8","alias_value":"PW2HWIKA","created_at":"2026-07-05T05:40:52.698212+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/PW2HWIKAWXFPUSGYL6LZ5OEJXF","json":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF.json","graph_json":"https://pith.science/api/pith-number/PW2HWIKAWXFPUSGYL6LZ5OEJXF/graph.json","events_json":"https://pith.science/api/pith-number/PW2HWIKAWXFPUSGYL6LZ5OEJXF/events.json","paper":"https://pith.science/paper/PW2HWIKA"},"agent_actions":{"view_html":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF","download_json":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF.json","view_paper":"https://pith.science/paper/PW2HWIKA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2301.07041&json=true","fetch_graph":"https://pith.science/api/pith-number/PW2HWIKAWXFPUSGYL6LZ5OEJXF/graph.json","fetch_events":"https://pith.science/api/pith-number/PW2HWIKAWXFPUSGYL6LZ5OEJXF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF/action/storage_attestation","attest_author":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF/action/author_attestation","sign_citation":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF/action/citation_signature","submit_replication":"https://pith.science/pith/PW2HWIKAWXFPUSGYL6LZ5OEJXF/action/replication_record"}},"created_at":"2026-07-05T05:40:52.698212+00:00","updated_at":"2026-07-05T05:40:52.698212+00:00"}