{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FEA2W3H2KYA435OLOFKYSQEI2S","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":"048ccec74caa60a99a631154de9ecb61109baac290d0031e7869c0cdfc5bbb24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-01-21T13:45:14Z","title_canon_sha256":"f0f6e44ff843ad6b7059acedd99800a259f8a00117a21dcafb98aee83afe4561"},"schema_version":"1.0","source":{"id":"1801.06822","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.06822","created_at":"2026-05-17T23:44:22Z"},{"alias_kind":"arxiv_version","alias_value":"1801.06822v5","created_at":"2026-05-17T23:44:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.06822","created_at":"2026-05-17T23:44:22Z"},{"alias_kind":"pith_short_12","alias_value":"FEA2W3H2KYA4","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FEA2W3H2KYA435OL","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FEA2W3H2","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:f34d013a10c4b89f231d21d3f0b4b4cfd35e39feab494f7199d0f76260119cf0","target":"graph","created_at":"2026-05-17T23:44:22Z","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"},"paper":{"abstract_excerpt":"Isolating sensitive state and data can increase the security and robustness of many applications. Examples include protecting cryptographic keys against exploits like OpenSSL's Heartbleed bug or protecting a language runtime from native libraries written in unsafe languages. When runtime references across isolation boundaries occur relatively infrequently, then conventional page-based hardware isolation can be used, because the cost of kernel- or hypervisor-mediated domain switching is tolerable. However, some applications, such as the isolation of cryptographic session keys in network-facing ","authors_text":"Anjo Vahldiek-Oberwagner, Deepak Garg, Eslam Elnikety, Michael Sammler, Nuno O. Duarte, Peter Druschel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-01-21T13:45:14Z","title":"ERIM: Secure, Efficient In-process Isolation with Memory Protection Keys (MPK)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.06822","kind":"arxiv","version":5},"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:eac2f7e3d4b2e3c2fd5559f6a226b0f92b130f1cf7f3cf67cb57d85900e3105d","target":"record","created_at":"2026-05-17T23:44:22Z","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":"048ccec74caa60a99a631154de9ecb61109baac290d0031e7869c0cdfc5bbb24","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-01-21T13:45:14Z","title_canon_sha256":"f0f6e44ff843ad6b7059acedd99800a259f8a00117a21dcafb98aee83afe4561"},"schema_version":"1.0","source":{"id":"1801.06822","kind":"arxiv","version":5}},"canonical_sha256":"2901ab6cfa5601cdf5cb7155894088d4a8ad19d89a4b4f5725ff8a20de0893f2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2901ab6cfa5601cdf5cb7155894088d4a8ad19d89a4b4f5725ff8a20de0893f2","first_computed_at":"2026-05-17T23:44:22.760740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:22.760740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Du9z4seQSnlPp75TYRmnPjxwIz+yvuUu/WKGyGcS5ep/1bZtMLOKGz6MD7WT4qgmVA9uFPZVt7NNBfeQf58bDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:22.761394Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.06822","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eac2f7e3d4b2e3c2fd5559f6a226b0f92b130f1cf7f3cf67cb57d85900e3105d","sha256:f34d013a10c4b89f231d21d3f0b4b4cfd35e39feab494f7199d0f76260119cf0"],"state_sha256":"0e87b07514fc2e2901743154e8d260367867795bd29c9b3fcf58fa706bcda8e2"}