{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:W23ISYMLTJAN6RSBWSIHTSW6DH","short_pith_number":"pith:W23ISYML","schema_version":"1.0","canonical_sha256":"b6b689618b9a40df4641b49079cade19e171ca3577df238647faba8b96b5515a","source":{"kind":"arxiv","id":"1508.05258","version":1},"attestation_state":"computed","paper":{"title":"Effect of source tampering in the security of quantum cryptography","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Feihu Xu, Hoi-Kwong Lo, Lin-Mei Liang, Mu-Sheng Jiang, Shi-Hai Sun, Xiang-Chun Ma","submitted_at":"2015-08-21T12:39:16Z","abstract_excerpt":"The security of source has become an increasingly important issue in quantum cryptography. Based on the framework of measurement-device-independent quantum-key-distribution (MDI-QKD), the source becomes the only region exploitable by a potential eavesdropper (Eve). Phase randomization is a cornerstone assumption in most discrete-variable (DV-) quantum communication protocols (e.g., QKD, quantum coin tossing, weak coherent state blind quantum computing, and so on), and the violation of such an assumption is thus fatal to the security of those protocols. In this paper, we show a simple quantum h"},"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":"1508.05258","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-21T12:39:16Z","cross_cats_sorted":[],"title_canon_sha256":"80425bf3cc6f7246476d3430289cbd8af526f0c7149ae49be949437c179d83b4","abstract_canon_sha256":"f231592677b9fd14cf6f6ff345502a2033fb231d9551cf9aa1ac84e3de4f457a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:56.283461Z","signature_b64":"mE+qxGuj35AEOhtMfpUXfeLfWQGT45PhEshffR0AErnzLfQC42LHNyJbT7zmTOYlk2tT+NIwUcYlfgKEj7YmBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b6b689618b9a40df4641b49079cade19e171ca3577df238647faba8b96b5515a","last_reissued_at":"2026-05-18T01:34:56.282781Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:56.282781Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Effect of source tampering in the security of quantum cryptography","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Feihu Xu, Hoi-Kwong Lo, Lin-Mei Liang, Mu-Sheng Jiang, Shi-Hai Sun, Xiang-Chun Ma","submitted_at":"2015-08-21T12:39:16Z","abstract_excerpt":"The security of source has become an increasingly important issue in quantum cryptography. Based on the framework of measurement-device-independent quantum-key-distribution (MDI-QKD), the source becomes the only region exploitable by a potential eavesdropper (Eve). Phase randomization is a cornerstone assumption in most discrete-variable (DV-) quantum communication protocols (e.g., QKD, quantum coin tossing, weak coherent state blind quantum computing, and so on), and the violation of such an assumption is thus fatal to the security of those protocols. In this paper, we show a simple quantum h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.05258","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1508.05258","created_at":"2026-05-18T01:34:56.282888+00:00"},{"alias_kind":"arxiv_version","alias_value":"1508.05258v1","created_at":"2026-05-18T01:34:56.282888+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.05258","created_at":"2026-05-18T01:34:56.282888+00:00"},{"alias_kind":"pith_short_12","alias_value":"W23ISYMLTJAN","created_at":"2026-05-18T12:29:47.479230+00:00"},{"alias_kind":"pith_short_16","alias_value":"W23ISYMLTJAN6RSB","created_at":"2026-05-18T12:29:47.479230+00:00"},{"alias_kind":"pith_short_8","alias_value":"W23ISYML","created_at":"2026-05-18T12:29:47.479230+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/W23ISYMLTJAN6RSBWSIHTSW6DH","json":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH.json","graph_json":"https://pith.science/api/pith-number/W23ISYMLTJAN6RSBWSIHTSW6DH/graph.json","events_json":"https://pith.science/api/pith-number/W23ISYMLTJAN6RSBWSIHTSW6DH/events.json","paper":"https://pith.science/paper/W23ISYML"},"agent_actions":{"view_html":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH","download_json":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH.json","view_paper":"https://pith.science/paper/W23ISYML","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1508.05258&json=true","fetch_graph":"https://pith.science/api/pith-number/W23ISYMLTJAN6RSBWSIHTSW6DH/graph.json","fetch_events":"https://pith.science/api/pith-number/W23ISYMLTJAN6RSBWSIHTSW6DH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH/action/storage_attestation","attest_author":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH/action/author_attestation","sign_citation":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH/action/citation_signature","submit_replication":"https://pith.science/pith/W23ISYMLTJAN6RSBWSIHTSW6DH/action/replication_record"}},"created_at":"2026-05-18T01:34:56.282888+00:00","updated_at":"2026-05-18T01:34:56.282888+00:00"}