{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:3QHTKVTC6YXHZZKLL7T3PPUP4M","short_pith_number":"pith:3QHTKVTC","canonical_record":{"source":{"id":"1912.12257","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2019-09-20T08:33:19Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"b6c24f17ea00f7ed3830c5901ab4808c7aefd02beaca3fd2f9e675384d3d486f","abstract_canon_sha256":"5d75bd535f362ca109ecd7f5a9632a3c252d25d63c40c40c558852cc01291faf"},"schema_version":"1.0"},"canonical_sha256":"dc0f355662f62e7ce54b5fe7b7be8fe3091b916b3faaaa4c172b78fe741a0a2f","source":{"kind":"arxiv","id":"1912.12257","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.12257","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"arxiv_version","alias_value":"1912.12257v2","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.12257","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_12","alias_value":"3QHTKVTC6YXH","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_16","alias_value":"3QHTKVTC6YXHZZKL","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_8","alias_value":"3QHTKVTC","created_at":"2026-07-05T03:54:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:3QHTKVTC6YXHZZKLL7T3PPUP4M","target":"record","payload":{"canonical_record":{"source":{"id":"1912.12257","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2019-09-20T08:33:19Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"b6c24f17ea00f7ed3830c5901ab4808c7aefd02beaca3fd2f9e675384d3d486f","abstract_canon_sha256":"5d75bd535f362ca109ecd7f5a9632a3c252d25d63c40c40c558852cc01291faf"},"schema_version":"1.0"},"canonical_sha256":"dc0f355662f62e7ce54b5fe7b7be8fe3091b916b3faaaa4c172b78fe741a0a2f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:54:16.872523Z","signature_b64":"G8XX0MokfYmff2FU4cD22lmlKQodK0kLLpj0UZsrqN5K9xhirI1J2K/eO/fEcf+NflX/wTvG6Tw9RqFewZ30BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc0f355662f62e7ce54b5fe7b7be8fe3091b916b3faaaa4c172b78fe741a0a2f","last_reissued_at":"2026-07-05T03:54:16.872025Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:54:16.872025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1912.12257","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:54:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gzH4Yyy0FhFC9Viwq+Ag+TOyQFrXIYFF3yHvDg/zN9sqo+Zy41mAahLDhmgmkaGpgAkNb5U/2YAYwpjhI9+cAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T22:18:52.696290Z"},"content_sha256":"29c534c01972af69554b68870ad022653c1af60fc082e6398211286197b1c5c4","schema_version":"1.0","event_id":"sha256:29c534c01972af69554b68870ad022653c1af60fc082e6398211286197b1c5c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:3QHTKVTC6YXHZZKLL7T3PPUP4M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Performance Analysis of TLS for Quantum Robust Cryptography on a Constrained Device","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.ET"],"primary_cat":"cs.CR","authors_text":"Jon Barton, Nikolaos Pitropakis, Sarwar Sayeed, Will Abramson, William J Buchanan","submitted_at":"2019-09-20T08:33:19Z","abstract_excerpt":"Advances in quantum computing make Shor's algorithm for factorising numbers ever more tractable. This threatens the security of any cryptographic system which often relies on the difficulty of factorisation. It also threatens methods based on discrete logarithms, such as with the Diffie-Hellman key exchange method. For a cryptographic system to remain secure against a quantum adversary, we need to build methods based on a hard mathematical problem, which are not susceptible to Shor's algorithm and which create Post Quantum Cryptography (PQC). While high-powered computing devices may be able to"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.12257","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/1912.12257/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:54:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xg6IADJSGgfEFCtwqX5YOiRhpUGOI9RrqKwsDMrvBg5zVwVOFM9+yvo0MVPes3ATBp1klhKGXshWksVsbd+3CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-14T22:18:52.696679Z"},"content_sha256":"2eeb8920dc5529312feaa69f096446467309ee687e0618a0763949e0869f88f3","schema_version":"1.0","event_id":"sha256:2eeb8920dc5529312feaa69f096446467309ee687e0618a0763949e0869f88f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/bundle.json","state_url":"https://pith.science/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/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":"2026-07-14T22:18:52Z","links":{"resolver":"https://pith.science/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M","bundle":"https://pith.science/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/bundle.json","state":"https://pith.science/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3QHTKVTC6YXHZZKLL7T3PPUP4M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:3QHTKVTC6YXHZZKLL7T3PPUP4M","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":"5d75bd535f362ca109ecd7f5a9632a3c252d25d63c40c40c558852cc01291faf","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2019-09-20T08:33:19Z","title_canon_sha256":"b6c24f17ea00f7ed3830c5901ab4808c7aefd02beaca3fd2f9e675384d3d486f"},"schema_version":"1.0","source":{"id":"1912.12257","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1912.12257","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"arxiv_version","alias_value":"1912.12257v2","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1912.12257","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_12","alias_value":"3QHTKVTC6YXH","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_16","alias_value":"3QHTKVTC6YXHZZKL","created_at":"2026-07-05T03:54:16Z"},{"alias_kind":"pith_short_8","alias_value":"3QHTKVTC","created_at":"2026-07-05T03:54:16Z"}],"graph_snapshots":[{"event_id":"sha256:2eeb8920dc5529312feaa69f096446467309ee687e0618a0763949e0869f88f3","target":"graph","created_at":"2026-07-05T03:54:16Z","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/1912.12257/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Advances in quantum computing make Shor's algorithm for factorising numbers ever more tractable. This threatens the security of any cryptographic system which often relies on the difficulty of factorisation. It also threatens methods based on discrete logarithms, such as with the Diffie-Hellman key exchange method. For a cryptographic system to remain secure against a quantum adversary, we need to build methods based on a hard mathematical problem, which are not susceptible to Shor's algorithm and which create Post Quantum Cryptography (PQC). While high-powered computing devices may be able to","authors_text":"Jon Barton, Nikolaos Pitropakis, Sarwar Sayeed, Will Abramson, William J Buchanan","cross_cats":["cs.ET"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2019-09-20T08:33:19Z","title":"Performance Analysis of TLS for Quantum Robust Cryptography on a Constrained Device"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1912.12257","kind":"arxiv","version":2},"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":"sha256:29c534c01972af69554b68870ad022653c1af60fc082e6398211286197b1c5c4","target":"record","created_at":"2026-07-05T03:54:16Z","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":"5d75bd535f362ca109ecd7f5a9632a3c252d25d63c40c40c558852cc01291faf","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CR","submitted_at":"2019-09-20T08:33:19Z","title_canon_sha256":"b6c24f17ea00f7ed3830c5901ab4808c7aefd02beaca3fd2f9e675384d3d486f"},"schema_version":"1.0","source":{"id":"1912.12257","kind":"arxiv","version":2}},"canonical_sha256":"dc0f355662f62e7ce54b5fe7b7be8fe3091b916b3faaaa4c172b78fe741a0a2f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dc0f355662f62e7ce54b5fe7b7be8fe3091b916b3faaaa4c172b78fe741a0a2f","first_computed_at":"2026-07-05T03:54:16.872025Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:54:16.872025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G8XX0MokfYmff2FU4cD22lmlKQodK0kLLpj0UZsrqN5K9xhirI1J2K/eO/fEcf+NflX/wTvG6Tw9RqFewZ30BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:54:16.872523Z","signed_message":"canonical_sha256_bytes"},"source_id":"1912.12257","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29c534c01972af69554b68870ad022653c1af60fc082e6398211286197b1c5c4","sha256:2eeb8920dc5529312feaa69f096446467309ee687e0618a0763949e0869f88f3"],"state_sha256":"dccd689dabb6d4cebc3115c5ba63344c254ff9ba4a91dd1c712232ea9a674f0c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BJf2tFu5zTo3mw5RYyPfZOtSEaNiKWwo8MseGw9ngXBPE7zn4zqvgkLe5/68NWZIMZM1GaJPiDe3xumPpbceCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-14T22:18:52.699252Z","bundle_sha256":"6afec9d0d28e8c67821c01e6c7db9a405a5c96dbe2dd71e6fcb1c7cd85b82d63"}}