{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:MHF2UQ42L54FJ4PNYMVJUCXGQG","short_pith_number":"pith:MHF2UQ42","canonical_record":{"source":{"id":"1812.05015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-12-12T16:37:22Z","cross_cats_sorted":[],"title_canon_sha256":"b651165906ddd1c69ba23d668f1b2cf85f6fa998cb26e2bb1ce6cc38741bc852","abstract_canon_sha256":"fbb72482264e50d9fd35e43cb87fb27bc8e1594b1ecc8a81382c4dc1d241cb06"},"schema_version":"1.0"},"canonical_sha256":"61cbaa439a5f7854f1edc32a9a0ae681b923eaca3b2732a6571150d2ad3d2bfd","source":{"kind":"arxiv","id":"1812.05015","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05015","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05015v1","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05015","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"pith_short_12","alias_value":"MHF2UQ42L54F","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"MHF2UQ42L54FJ4PN","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"MHF2UQ42","created_at":"2026-05-18T12:32:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:MHF2UQ42L54FJ4PNYMVJUCXGQG","target":"record","payload":{"canonical_record":{"source":{"id":"1812.05015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-12-12T16:37:22Z","cross_cats_sorted":[],"title_canon_sha256":"b651165906ddd1c69ba23d668f1b2cf85f6fa998cb26e2bb1ce6cc38741bc852","abstract_canon_sha256":"fbb72482264e50d9fd35e43cb87fb27bc8e1594b1ecc8a81382c4dc1d241cb06"},"schema_version":"1.0"},"canonical_sha256":"61cbaa439a5f7854f1edc32a9a0ae681b923eaca3b2732a6571150d2ad3d2bfd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:26.618271Z","signature_b64":"vWgV7Ilbl2ZNMdFQBiXxzy41c8plYET4TtmWhhJhvhuy415k9cZzuaN/UPSwjINUKnj3wgfaYGmmQQ0A4rMcDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61cbaa439a5f7854f1edc32a9a0ae681b923eaca3b2732a6571150d2ad3d2bfd","last_reissued_at":"2026-05-17T23:58:26.617703Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:26.617703Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.05015","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iuppOM4vf5JV/ZtkG0jpbRW3c2IxmyfyuuvzhkddoZSkOQyZAmJE8FP5391MctS3JM9O67TEQoBuMlvjnwxoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:40:38.293373Z"},"content_sha256":"29a494bcccb7e5c7b0591a6eabfc451bcd6fd74515c57e7d5f1ab403f48d7017","schema_version":"1.0","event_id":"sha256:29a494bcccb7e5c7b0591a6eabfc451bcd6fd74515c57e7d5f1ab403f48d7017"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:MHF2UQ42L54FJ4PNYMVJUCXGQG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"McNie2-Gabidulin: An improvement of McNie public key encryption using Gabidulin code","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Jon-Lark Kim, Lucky Galvez, Myeong Jae Kim, Young-Sik Kim","submitted_at":"2018-12-12T16:37:22Z","abstract_excerpt":"McNie is a code-based public key encryption scheme submitted as a candidate to the NIST Post-Quantum Cryptography standardization. In this paper, we present McNie2-Gabidulin, an improvement of McNie. By using Gabidulin code, we eliminate the decoding failure, which is one of the limitations of the McNie public key cryptosystem that uses LRPC codes. We prove that this new cryptosystem is IND-CPA secure. Suggested parameters are also given which provides low key sizes compared to other known code based cryptosystems with zero decryption failure probability."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05015","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":""},"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":"2026-05-17T23:58:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vaQRulRCPWOctmvlRSoHwEt0HoEq+GPda01WGarK9IrJeD31tHgvYfTetkTgkjbxWSJabNmSgu5X9RlivjZtBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:40:38.293725Z"},"content_sha256":"fbd6c1ae4b766fd7bc68cae8205571fa81eb50e586572be0af99e2b6c005a682","schema_version":"1.0","event_id":"sha256:fbd6c1ae4b766fd7bc68cae8205571fa81eb50e586572be0af99e2b6c005a682"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/bundle.json","state_url":"https://pith.science/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/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":"2026-06-03T06:40:38Z","links":{"resolver":"https://pith.science/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG","bundle":"https://pith.science/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/bundle.json","state":"https://pith.science/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MHF2UQ42L54FJ4PNYMVJUCXGQG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:MHF2UQ42L54FJ4PNYMVJUCXGQG","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":"fbb72482264e50d9fd35e43cb87fb27bc8e1594b1ecc8a81382c4dc1d241cb06","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-12-12T16:37:22Z","title_canon_sha256":"b651165906ddd1c69ba23d668f1b2cf85f6fa998cb26e2bb1ce6cc38741bc852"},"schema_version":"1.0","source":{"id":"1812.05015","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.05015","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"arxiv_version","alias_value":"1812.05015v1","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.05015","created_at":"2026-05-17T23:58:26Z"},{"alias_kind":"pith_short_12","alias_value":"MHF2UQ42L54F","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"MHF2UQ42L54FJ4PN","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"MHF2UQ42","created_at":"2026-05-18T12:32:37Z"}],"graph_snapshots":[{"event_id":"sha256:fbd6c1ae4b766fd7bc68cae8205571fa81eb50e586572be0af99e2b6c005a682","target":"graph","created_at":"2026-05-17T23:58:26Z","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":"McNie is a code-based public key encryption scheme submitted as a candidate to the NIST Post-Quantum Cryptography standardization. In this paper, we present McNie2-Gabidulin, an improvement of McNie. By using Gabidulin code, we eliminate the decoding failure, which is one of the limitations of the McNie public key cryptosystem that uses LRPC codes. We prove that this new cryptosystem is IND-CPA secure. Suggested parameters are also given which provides low key sizes compared to other known code based cryptosystems with zero decryption failure probability.","authors_text":"Jon-Lark Kim, Lucky Galvez, Myeong Jae Kim, Young-Sik Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-12-12T16:37:22Z","title":"McNie2-Gabidulin: An improvement of McNie public key encryption using Gabidulin code"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.05015","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":"sha256:29a494bcccb7e5c7b0591a6eabfc451bcd6fd74515c57e7d5f1ab403f48d7017","target":"record","created_at":"2026-05-17T23:58:26Z","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":"fbb72482264e50d9fd35e43cb87fb27bc8e1594b1ecc8a81382c4dc1d241cb06","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-12-12T16:37:22Z","title_canon_sha256":"b651165906ddd1c69ba23d668f1b2cf85f6fa998cb26e2bb1ce6cc38741bc852"},"schema_version":"1.0","source":{"id":"1812.05015","kind":"arxiv","version":1}},"canonical_sha256":"61cbaa439a5f7854f1edc32a9a0ae681b923eaca3b2732a6571150d2ad3d2bfd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"61cbaa439a5f7854f1edc32a9a0ae681b923eaca3b2732a6571150d2ad3d2bfd","first_computed_at":"2026-05-17T23:58:26.617703Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:26.617703Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vWgV7Ilbl2ZNMdFQBiXxzy41c8plYET4TtmWhhJhvhuy415k9cZzuaN/UPSwjINUKnj3wgfaYGmmQQ0A4rMcDw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:26.618271Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.05015","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29a494bcccb7e5c7b0591a6eabfc451bcd6fd74515c57e7d5f1ab403f48d7017","sha256:fbd6c1ae4b766fd7bc68cae8205571fa81eb50e586572be0af99e2b6c005a682"],"state_sha256":"2f74081222c3336913ccc74ab4f70b3a9538e92ac5356337e8599ed699042e57"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u2mBaSKoqSUIisDg6gPc2PecRV3d+icYPxm2PAd778gchC1K77NdtdL05XPpIC9hUNlykfXFb1rJXrXDtX23AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T06:40:38.295776Z","bundle_sha256":"f0ab7d9a16ccfa5968df5c649f11aeddf942d20e2fc28e97d6c17297c5112a2b"}}