{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:UQBIBL6Y6SYNQORYZCSXFJ5QTM","short_pith_number":"pith:UQBIBL6Y","canonical_record":{"source":{"id":"1309.0073","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2013-08-31T08:16:53Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"226c285032bf84ca117dc8634545a9b2b46067f3406b09507783ce91baacac9c","abstract_canon_sha256":"57155b933064a850a764b258efa974e298a5a4e944bcc5a3dd5dd98ec83de05c"},"schema_version":"1.0"},"canonical_sha256":"a40280afd8f4b0d83a38c8a572a7b09b30b1406c88673586658f68bccdc58cc9","source":{"kind":"arxiv","id":"1309.0073","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0073","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0073v1","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0073","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"UQBIBL6Y6SYN","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UQBIBL6Y6SYNQORY","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UQBIBL6Y","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:UQBIBL6Y6SYNQORYZCSXFJ5QTM","target":"record","payload":{"canonical_record":{"source":{"id":"1309.0073","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2013-08-31T08:16:53Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"226c285032bf84ca117dc8634545a9b2b46067f3406b09507783ce91baacac9c","abstract_canon_sha256":"57155b933064a850a764b258efa974e298a5a4e944bcc5a3dd5dd98ec83de05c"},"schema_version":"1.0"},"canonical_sha256":"a40280afd8f4b0d83a38c8a572a7b09b30b1406c88673586658f68bccdc58cc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:14:28.941216Z","signature_b64":"XoJr+xTlsVQGA/1jO8aXo6uEEKoRhGuypUS3Lj575PRTOdRAMog5Q12HW5xWR32PwDB1o/+hsMiC4POFXQrwDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a40280afd8f4b0d83a38c8a572a7b09b30b1406c88673586658f68bccdc58cc9","last_reissued_at":"2026-05-18T03:14:28.940660Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:14:28.940660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.0073","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EzdeiZF1cSWaqu4uJaz2iIoeVyjczQy+4V8yPuAWPmhZ+wNM+mErpxfvbmh38mrqAVRwKvaHPt3pOVfphtb2Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T09:18:55.003534Z"},"content_sha256":"885ad026ec21333ec85fb3a855b78fd6a35e6636392cce0c75bc7d3c58be7f30","schema_version":"1.0","event_id":"sha256:885ad026ec21333ec85fb3a855b78fd6a35e6636392cce0c75bc7d3c58be7f30"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:UQBIBL6Y6SYNQORYZCSXFJ5QTM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SilentSense: Silent User Identification via Dynamics of Touch and Movement Behavioral Biometrics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.CR","authors_text":"Cheng Bo, Lan Zhang, Xiang-Yang Li","submitted_at":"2013-08-31T08:16:53Z","abstract_excerpt":"With the increased popularity of smartphones, various security threats and privacy leakages targeting them are discovered and investigated. In this work, we present \\ourprotocoltight, a framework to authenticate users silently and transparently by exploiting dynamics mined from the user touch behavior biometrics and the micro-movement of the device caused by user's screen-touch actions. We build a \"touch-based biometrics\" model of the owner by extracting some principle features, and then verify whether the current user is the owner or guest/attacker. When using the smartphone, the unique opera"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0073","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:14:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EVwN+oI3xU8pIaNUAIkUNaC1uEmjiimbNq8UM4wolfGGV5opSyharFyEcJ2/5UJ3xvrLiFvL0umfedYfShScAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T09:18:55.003883Z"},"content_sha256":"6ea5cdf25183194fb8cccd5b4523289a36862b8eda0b187f2dfba60e9eea5352","schema_version":"1.0","event_id":"sha256:6ea5cdf25183194fb8cccd5b4523289a36862b8eda0b187f2dfba60e9eea5352"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/bundle.json","state_url":"https://pith.science/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/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":"2026-06-24T09:18:55Z","links":{"resolver":"https://pith.science/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM","bundle":"https://pith.science/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/bundle.json","state":"https://pith.science/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UQBIBL6Y6SYNQORYZCSXFJ5QTM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:UQBIBL6Y6SYNQORYZCSXFJ5QTM","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":"57155b933064a850a764b258efa974e298a5a4e944bcc5a3dd5dd98ec83de05c","cross_cats_sorted":["cs.HC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2013-08-31T08:16:53Z","title_canon_sha256":"226c285032bf84ca117dc8634545a9b2b46067f3406b09507783ce91baacac9c"},"schema_version":"1.0","source":{"id":"1309.0073","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.0073","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"arxiv_version","alias_value":"1309.0073v1","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.0073","created_at":"2026-05-18T03:14:28Z"},{"alias_kind":"pith_short_12","alias_value":"UQBIBL6Y6SYN","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UQBIBL6Y6SYNQORY","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UQBIBL6Y","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:6ea5cdf25183194fb8cccd5b4523289a36862b8eda0b187f2dfba60e9eea5352","target":"graph","created_at":"2026-05-18T03:14:28Z","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":"With the increased popularity of smartphones, various security threats and privacy leakages targeting them are discovered and investigated. In this work, we present \\ourprotocoltight, a framework to authenticate users silently and transparently by exploiting dynamics mined from the user touch behavior biometrics and the micro-movement of the device caused by user's screen-touch actions. We build a \"touch-based biometrics\" model of the owner by extracting some principle features, and then verify whether the current user is the owner or guest/attacker. When using the smartphone, the unique opera","authors_text":"Cheng Bo, Lan Zhang, Xiang-Yang Li","cross_cats":["cs.HC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2013-08-31T08:16:53Z","title":"SilentSense: Silent User Identification via Dynamics of Touch and Movement Behavioral Biometrics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.0073","kind":"arxiv","version":1},"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":"sha256:885ad026ec21333ec85fb3a855b78fd6a35e6636392cce0c75bc7d3c58be7f30","target":"record","created_at":"2026-05-18T03:14:28Z","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":"57155b933064a850a764b258efa974e298a5a4e944bcc5a3dd5dd98ec83de05c","cross_cats_sorted":["cs.HC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2013-08-31T08:16:53Z","title_canon_sha256":"226c285032bf84ca117dc8634545a9b2b46067f3406b09507783ce91baacac9c"},"schema_version":"1.0","source":{"id":"1309.0073","kind":"arxiv","version":1}},"canonical_sha256":"a40280afd8f4b0d83a38c8a572a7b09b30b1406c88673586658f68bccdc58cc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a40280afd8f4b0d83a38c8a572a7b09b30b1406c88673586658f68bccdc58cc9","first_computed_at":"2026-05-18T03:14:28.940660Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:14:28.940660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XoJr+xTlsVQGA/1jO8aXo6uEEKoRhGuypUS3Lj575PRTOdRAMog5Q12HW5xWR32PwDB1o/+hsMiC4POFXQrwDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:14:28.941216Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.0073","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:885ad026ec21333ec85fb3a855b78fd6a35e6636392cce0c75bc7d3c58be7f30","sha256:6ea5cdf25183194fb8cccd5b4523289a36862b8eda0b187f2dfba60e9eea5352"],"state_sha256":"014b6384873ee45a861d3bb61544f686462c05992520f079271eb396df1152da"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7FaJ9z3cHDja9nuntn8Ge6UuVTSqevOnoe+BTpzFLG1OzuHK+DIJoQ7BXi7cvVWquwAPQkbPe+RRk+DgNkqhCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T09:18:55.005858Z","bundle_sha256":"3522f0772daa24cae0c63a313fe21a3884a4c9445f92a92e6f76dcff94abe691"}}