{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:QQ22FJVCHAKSDND3ENYLP2U4HS","short_pith_number":"pith:QQ22FJVC","canonical_record":{"source":{"id":"1302.3901","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.CR","submitted_at":"2013-02-15T21:58:15Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"b56ef1d88af60d67285a38eac736cc951b8eca9810646f1696e260bc3194fc20","abstract_canon_sha256":"7857965188059cd0166a9c35e938cd1cebf1ba72094ef4e31ecc9f63a2a08631"},"schema_version":"1.0"},"canonical_sha256":"8435a2a6a2381521b47b2370b7ea9c3cbb63e791b7d5a486c05cd905d85ba6f9","source":{"kind":"arxiv","id":"1302.3901","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.3901","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"arxiv_version","alias_value":"1302.3901v2","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.3901","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"pith_short_12","alias_value":"QQ22FJVCHAKS","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"QQ22FJVCHAKSDND3","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"QQ22FJVC","created_at":"2026-05-18T12:27:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:QQ22FJVCHAKSDND3ENYLP2U4HS","target":"record","payload":{"canonical_record":{"source":{"id":"1302.3901","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.CR","submitted_at":"2013-02-15T21:58:15Z","cross_cats_sorted":["cs.ET"],"title_canon_sha256":"b56ef1d88af60d67285a38eac736cc951b8eca9810646f1696e260bc3194fc20","abstract_canon_sha256":"7857965188059cd0166a9c35e938cd1cebf1ba72094ef4e31ecc9f63a2a08631"},"schema_version":"1.0"},"canonical_sha256":"8435a2a6a2381521b47b2370b7ea9c3cbb63e791b7d5a486c05cd905d85ba6f9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:20:48.131601Z","signature_b64":"j+CNZ7MBVvJDmq/wJvDXxWmgIp+Wz0ELYJ2yN/9dpGU91g4Se6LVXw90CYBsb8K7AVrmYFVpU0KrosH/iNb+Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8435a2a6a2381521b47b2370b7ea9c3cbb63e791b7d5a486c05cd905d85ba6f9","last_reissued_at":"2026-05-18T03:20:48.130842Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:20:48.130842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.3901","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":"2026-05-18T03:20:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Mz7jCMrJ0/xJ2yrOsyTGVoSvEuC44jdrIuMER38yTnBX3CU5UgWCzrjjvtVZbx1zSXzLu89J5vaSgq7C1cg4AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:56:48.644174Z"},"content_sha256":"74010072ab676b41df68930ec91dad8b50de10a8fd6ef3aa3c489005d71d095f","schema_version":"1.0","event_id":"sha256:74010072ab676b41df68930ec91dad8b50de10a8fd6ef3aa3c489005d71d095f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:QQ22FJVCHAKSDND3ENYLP2U4HS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhanced secure key exchange systems based on the Johnson-noise scheme","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cs.ET"],"primary_cat":"cs.CR","authors_text":"Laszlo B. Kish","submitted_at":"2013-02-15T21:58:15Z","abstract_excerpt":"We introduce seven new versions of the Kirchhoff-Law-Johnson-(like)-Noise (KLJN) classical physical secure key exchange scheme and a new transient protocol for practically-perfect security. While these practical improvements offer progressively enhanced security and/or speed for the non-ideal conditions, the fundamental physical laws providing the security remain the same.\n  In the \"intelligent\" KLJN (iKLJN) scheme, Alice and Bob utilize the fact that they exactly know not only their own resistor value but also the stochastic time function of their own noise, which they generate before feeding"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.3901","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":""},"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":"2026-05-18T03:20:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b5JYLIdyW1PyowEQyg1KxOU0g039Jrtcuop558Si48zly4OMEIFtA2tIf9f56sQGYMygqs8QYwZaKOAGCp3ZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T09:56:48.644557Z"},"content_sha256":"1c0044f91df17a43c45b26b05933ff31d9e64e1dd53e61ffd4a526a054bceb06","schema_version":"1.0","event_id":"sha256:1c0044f91df17a43c45b26b05933ff31d9e64e1dd53e61ffd4a526a054bceb06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/bundle.json","state_url":"https://pith.science/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/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":"2026-06-09T09:56:48Z","links":{"resolver":"https://pith.science/pith/QQ22FJVCHAKSDND3ENYLP2U4HS","bundle":"https://pith.science/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/bundle.json","state":"https://pith.science/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QQ22FJVCHAKSDND3ENYLP2U4HS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:QQ22FJVCHAKSDND3ENYLP2U4HS","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":"7857965188059cd0166a9c35e938cd1cebf1ba72094ef4e31ecc9f63a2a08631","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.CR","submitted_at":"2013-02-15T21:58:15Z","title_canon_sha256":"b56ef1d88af60d67285a38eac736cc951b8eca9810646f1696e260bc3194fc20"},"schema_version":"1.0","source":{"id":"1302.3901","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.3901","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"arxiv_version","alias_value":"1302.3901v2","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.3901","created_at":"2026-05-18T03:20:48Z"},{"alias_kind":"pith_short_12","alias_value":"QQ22FJVCHAKS","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_16","alias_value":"QQ22FJVCHAKSDND3","created_at":"2026-05-18T12:27:57Z"},{"alias_kind":"pith_short_8","alias_value":"QQ22FJVC","created_at":"2026-05-18T12:27:57Z"}],"graph_snapshots":[{"event_id":"sha256:1c0044f91df17a43c45b26b05933ff31d9e64e1dd53e61ffd4a526a054bceb06","target":"graph","created_at":"2026-05-18T03:20:48Z","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":"We introduce seven new versions of the Kirchhoff-Law-Johnson-(like)-Noise (KLJN) classical physical secure key exchange scheme and a new transient protocol for practically-perfect security. While these practical improvements offer progressively enhanced security and/or speed for the non-ideal conditions, the fundamental physical laws providing the security remain the same.\n  In the \"intelligent\" KLJN (iKLJN) scheme, Alice and Bob utilize the fact that they exactly know not only their own resistor value but also the stochastic time function of their own noise, which they generate before feeding","authors_text":"Laszlo B. Kish","cross_cats":["cs.ET"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.CR","submitted_at":"2013-02-15T21:58:15Z","title":"Enhanced secure key exchange systems based on the Johnson-noise scheme"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.3901","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":"sha256:74010072ab676b41df68930ec91dad8b50de10a8fd6ef3aa3c489005d71d095f","target":"record","created_at":"2026-05-18T03:20:48Z","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":"7857965188059cd0166a9c35e938cd1cebf1ba72094ef4e31ecc9f63a2a08631","cross_cats_sorted":["cs.ET"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cs.CR","submitted_at":"2013-02-15T21:58:15Z","title_canon_sha256":"b56ef1d88af60d67285a38eac736cc951b8eca9810646f1696e260bc3194fc20"},"schema_version":"1.0","source":{"id":"1302.3901","kind":"arxiv","version":2}},"canonical_sha256":"8435a2a6a2381521b47b2370b7ea9c3cbb63e791b7d5a486c05cd905d85ba6f9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8435a2a6a2381521b47b2370b7ea9c3cbb63e791b7d5a486c05cd905d85ba6f9","first_computed_at":"2026-05-18T03:20:48.130842Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:20:48.130842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j+CNZ7MBVvJDmq/wJvDXxWmgIp+Wz0ELYJ2yN/9dpGU91g4Se6LVXw90CYBsb8K7AVrmYFVpU0KrosH/iNb+Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:20:48.131601Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.3901","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:74010072ab676b41df68930ec91dad8b50de10a8fd6ef3aa3c489005d71d095f","sha256:1c0044f91df17a43c45b26b05933ff31d9e64e1dd53e61ffd4a526a054bceb06"],"state_sha256":"ab35c7abafb9a5bcd0a869c0f1b9e6b740ef99fcfc813954c73b6343af396358"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UPn8O850U7nuLEg4QFbFLOWG7YSsJVVcPR0dCNtBnTSfqXgrw4feEOTFqi8zBQ4hz54TJIFxzIzTNcclt6liBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T09:56:48.646610Z","bundle_sha256":"8ba4ada478cafeb714af8bb2310b0904d6528d515f98ab35c4bfae02a8bf50c8"}}