{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:ERCHQYJ725T4S3T2Y2NZD5GTKK","short_pith_number":"pith:ERCHQYJ7","schema_version":"1.0","canonical_sha256":"244478613fd767c96e7ac69b91f4d352959e107a2968ab3e129b17c7ddc8ba23","source":{"kind":"arxiv","id":"1805.12539","version":1},"attestation_state":"computed","paper":{"title":"Classifying Eyes-Free Mobile Authentication Techniques","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.HC","authors_text":"Adam J. Aviv, Flynn Wolf, Ravi Kuber","submitted_at":"2018-05-31T16:20:54Z","abstract_excerpt":"Mobile device users avoiding observational attacks and coping with situational impairments may employ techniques for eyes-free mobile unlock authentication, where a user enters his/her passcode without looking at the device. This study supplies an initial description of user accu- racy in performing this authentication behavior with PIN and pattern passcodes, with varying lengths and visual characteristics. Additionally, we inquire if tactile-only feedback can provide assistive spatialization, finding that orientation cues prior to unlocking do not help. Measure- ments of edit distance and dyn"},"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":"1805.12539","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2018-05-31T16:20:54Z","cross_cats_sorted":["cs.CR"],"title_canon_sha256":"b60e9f1f3c83ad4043e0f80b17494c1b3cb4fea5bd0d3772074708c47ee43cd8","abstract_canon_sha256":"b02f7ae20d0e56786b7295d6ab0f9eeda7eb80999f7993292088df3acb1c1f0d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:29.953618Z","signature_b64":"jJls+InHwO1GSfxfGIeu22T1Ml8NQy555zv98Lv7ielvDLkKGCMo5qyAq3Nv8lQ2tVBuqhElI3o1Zyhn2z4mDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"244478613fd767c96e7ac69b91f4d352959e107a2968ab3e129b17c7ddc8ba23","last_reissued_at":"2026-05-18T00:14:29.952971Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:29.952971Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Classifying Eyes-Free Mobile Authentication Techniques","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CR"],"primary_cat":"cs.HC","authors_text":"Adam J. Aviv, Flynn Wolf, Ravi Kuber","submitted_at":"2018-05-31T16:20:54Z","abstract_excerpt":"Mobile device users avoiding observational attacks and coping with situational impairments may employ techniques for eyes-free mobile unlock authentication, where a user enters his/her passcode without looking at the device. This study supplies an initial description of user accu- racy in performing this authentication behavior with PIN and pattern passcodes, with varying lengths and visual characteristics. Additionally, we inquire if tactile-only feedback can provide assistive spatialization, finding that orientation cues prior to unlocking do not help. Measure- ments of edit distance and dyn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.12539","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":"1805.12539","created_at":"2026-05-18T00:14:29.953075+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.12539v1","created_at":"2026-05-18T00:14:29.953075+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.12539","created_at":"2026-05-18T00:14:29.953075+00:00"},{"alias_kind":"pith_short_12","alias_value":"ERCHQYJ725T4","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_16","alias_value":"ERCHQYJ725T4S3T2","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_8","alias_value":"ERCHQYJ7","created_at":"2026-05-18T12:32:22.470017+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/ERCHQYJ725T4S3T2Y2NZD5GTKK","json":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK.json","graph_json":"https://pith.science/api/pith-number/ERCHQYJ725T4S3T2Y2NZD5GTKK/graph.json","events_json":"https://pith.science/api/pith-number/ERCHQYJ725T4S3T2Y2NZD5GTKK/events.json","paper":"https://pith.science/paper/ERCHQYJ7"},"agent_actions":{"view_html":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK","download_json":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK.json","view_paper":"https://pith.science/paper/ERCHQYJ7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.12539&json=true","fetch_graph":"https://pith.science/api/pith-number/ERCHQYJ725T4S3T2Y2NZD5GTKK/graph.json","fetch_events":"https://pith.science/api/pith-number/ERCHQYJ725T4S3T2Y2NZD5GTKK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK/action/storage_attestation","attest_author":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK/action/author_attestation","sign_citation":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK/action/citation_signature","submit_replication":"https://pith.science/pith/ERCHQYJ725T4S3T2Y2NZD5GTKK/action/replication_record"}},"created_at":"2026-05-18T00:14:29.953075+00:00","updated_at":"2026-05-18T00:14:29.953075+00:00"}