{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:JUXVO3RGNHBYJG4ZMMFJ5VGZHI","short_pith_number":"pith:JUXVO3RG","schema_version":"1.0","canonical_sha256":"4d2f576e2669c3849b99630a9ed4d93a13c8fd2f89d497f0c88a216c66034bc9","source":{"kind":"arxiv","id":"1811.07642","version":2},"attestation_state":"computed","paper":{"title":"Anonymous Single Sign-on with Proxy Re-Verification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Helen Treharne, Jinguang Han, Liqun Chen, Nick Wils, Stephan Wesemeyer, Steve Schneider","submitted_at":"2018-11-19T12:26:19Z","abstract_excerpt":"An anonymous Single Sign-On (ASSO) scheme allows users to access multiple services anonymously using one credential. We propose a new ASSO scheme, where users can access services anonymously through the use of anonymous credentials and unlinkably through the provision of designated verifiers. Notably, verifiers cannot link service requests of a user even if they collude. The novelty is that when a designated verifier is unavailable, a central authority can authorise new verifiers to authenticate the user on behalf of the original verifier. Furthermore, if required, a central verifier is author"},"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":"1811.07642","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-19T12:26:19Z","cross_cats_sorted":[],"title_canon_sha256":"dd319e06fe4cd0e70d43083f147e29c58762cf143d4b4b45f065f91a62e7a580","abstract_canon_sha256":"f91a303a708797130199504bce6db21c91a62b7019eb391776b78ca122dee6a3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:50.494298Z","signature_b64":"RB7rzSzUSmYTJnSD234E1EShLTErTvEQ/R+RvwJsfXl70GzNIvNDjK5nwyUbJTstw5zZNi/46c7HWkLKW3sYDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4d2f576e2669c3849b99630a9ed4d93a13c8fd2f89d497f0c88a216c66034bc9","last_reissued_at":"2026-05-17T23:48:50.493676Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:50.493676Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Anonymous Single Sign-on with Proxy Re-Verification","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Helen Treharne, Jinguang Han, Liqun Chen, Nick Wils, Stephan Wesemeyer, Steve Schneider","submitted_at":"2018-11-19T12:26:19Z","abstract_excerpt":"An anonymous Single Sign-On (ASSO) scheme allows users to access multiple services anonymously using one credential. We propose a new ASSO scheme, where users can access services anonymously through the use of anonymous credentials and unlinkably through the provision of designated verifiers. Notably, verifiers cannot link service requests of a user even if they collude. The novelty is that when a designated verifier is unavailable, a central authority can authorise new verifiers to authenticate the user on behalf of the original verifier. Furthermore, if required, a central verifier is author"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07642","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1811.07642","created_at":"2026-05-17T23:48:50.493773+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.07642v2","created_at":"2026-05-17T23:48:50.493773+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07642","created_at":"2026-05-17T23:48:50.493773+00:00"},{"alias_kind":"pith_short_12","alias_value":"JUXVO3RGNHBY","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_16","alias_value":"JUXVO3RGNHBYJG4Z","created_at":"2026-05-18T12:32:31.084164+00:00"},{"alias_kind":"pith_short_8","alias_value":"JUXVO3RG","created_at":"2026-05-18T12:32:31.084164+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/JUXVO3RGNHBYJG4ZMMFJ5VGZHI","json":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI.json","graph_json":"https://pith.science/api/pith-number/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/graph.json","events_json":"https://pith.science/api/pith-number/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/events.json","paper":"https://pith.science/paper/JUXVO3RG"},"agent_actions":{"view_html":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI","download_json":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI.json","view_paper":"https://pith.science/paper/JUXVO3RG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.07642&json=true","fetch_graph":"https://pith.science/api/pith-number/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/graph.json","fetch_events":"https://pith.science/api/pith-number/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/action/storage_attestation","attest_author":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/action/author_attestation","sign_citation":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/action/citation_signature","submit_replication":"https://pith.science/pith/JUXVO3RGNHBYJG4ZMMFJ5VGZHI/action/replication_record"}},"created_at":"2026-05-17T23:48:50.493773+00:00","updated_at":"2026-05-17T23:48:50.493773+00:00"}