{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:PI7FNAH4WTI36GFRGPD5T7OPGL","short_pith_number":"pith:PI7FNAH4","canonical_record":{"source":{"id":"1811.07060","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-16T23:05:29Z","cross_cats_sorted":[],"title_canon_sha256":"4be94004dbd675d3f40bb92cea6c1834c164c5d6d558fe4e4082ec41753316c2","abstract_canon_sha256":"a15f8c42d174671d8aa37dbdb0fc1734c4cf861ef0ea9dce9499b9a0ade07a63"},"schema_version":"1.0"},"canonical_sha256":"7a3e5680fcb4d1bf18b133c7d9fdcf32cb08e292e54060739288e51378ec2c94","source":{"kind":"arxiv","id":"1811.07060","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.07060","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"arxiv_version","alias_value":"1811.07060v1","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07060","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"pith_short_12","alias_value":"PI7FNAH4WTI3","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PI7FNAH4WTI36GFR","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PI7FNAH4","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:PI7FNAH4WTI36GFRGPD5T7OPGL","target":"record","payload":{"canonical_record":{"source":{"id":"1811.07060","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-16T23:05:29Z","cross_cats_sorted":[],"title_canon_sha256":"4be94004dbd675d3f40bb92cea6c1834c164c5d6d558fe4e4082ec41753316c2","abstract_canon_sha256":"a15f8c42d174671d8aa37dbdb0fc1734c4cf861ef0ea9dce9499b9a0ade07a63"},"schema_version":"1.0"},"canonical_sha256":"7a3e5680fcb4d1bf18b133c7d9fdcf32cb08e292e54060739288e51378ec2c94","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:29.108506Z","signature_b64":"CK4G37Tm33MFMgYgYDn0Dhrdhuk7MbXUFUfITAlC9Gv68m+TrJmQtDcBtYZbDPdeP91ka8VS8OX4BOOE65XBBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a3e5680fcb4d1bf18b133c7d9fdcf32cb08e292e54060739288e51378ec2c94","last_reissued_at":"2026-05-18T00:00:29.107841Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:29.107841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.07060","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":"2026-05-18T00:00:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"15v5D8G5MiP4DkIH1tumpiTwCoF2veB9px2sROflGRFlBhVh5T4odRRBdo0fafWhMuOI0SMnqNVib1aYVAE2AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:39:03.008754Z"},"content_sha256":"37fe9c514dfbd4ca547bd8b10fbf93cd35e33bee56502a593a3d513b8ef76685","schema_version":"1.0","event_id":"sha256:37fe9c514dfbd4ca547bd8b10fbf93cd35e33bee56502a593a3d513b8ef76685"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:PI7FNAH4WTI36GFRGPD5T7OPGL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Biometric-Based Wearable User Authentication During Sedentary and Non-sedentary Periods","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Christian Poellabauer, Sudip Vhaduri","submitted_at":"2018-11-16T23:05:29Z","abstract_excerpt":"The Internet of Things (IoT) is increasingly empowering people with an interconnected world of physical objects ranging from smart buildings to portable smart devices such as wearables. With the recent advances in mobile sensing, wearables have become a rich collection of portable sensors and are able to provide various types of services including health and fitness tracking, financial transactions, and unlocking smart locks and vehicles. Existing explicit authentication approaches (i.e., PINs or pattern locks) suffer from several limitations including limited display size, shoulder surfing, a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07060","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":"2026-05-18T00:00:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ycZIMKHgEBwdeGQCM8Wx2qk97R3zOIE+tEf8mCMDW1m5kcmTrzoZWVnRj6NWE3qj57G6ZM5PatPywOmLlMAYCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T17:39:03.009441Z"},"content_sha256":"3234113ed34570f8122b2d010fa7ac0dd43177a4fc28617188a7d20ed79cb5f6","schema_version":"1.0","event_id":"sha256:3234113ed34570f8122b2d010fa7ac0dd43177a4fc28617188a7d20ed79cb5f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/bundle.json","state_url":"https://pith.science/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/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":"2026-05-30T17:39:03Z","links":{"resolver":"https://pith.science/pith/PI7FNAH4WTI36GFRGPD5T7OPGL","bundle":"https://pith.science/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/bundle.json","state":"https://pith.science/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PI7FNAH4WTI36GFRGPD5T7OPGL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:PI7FNAH4WTI36GFRGPD5T7OPGL","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":"a15f8c42d174671d8aa37dbdb0fc1734c4cf861ef0ea9dce9499b9a0ade07a63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-16T23:05:29Z","title_canon_sha256":"4be94004dbd675d3f40bb92cea6c1834c164c5d6d558fe4e4082ec41753316c2"},"schema_version":"1.0","source":{"id":"1811.07060","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.07060","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"arxiv_version","alias_value":"1811.07060v1","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.07060","created_at":"2026-05-18T00:00:29Z"},{"alias_kind":"pith_short_12","alias_value":"PI7FNAH4WTI3","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"PI7FNAH4WTI36GFR","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"PI7FNAH4","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:3234113ed34570f8122b2d010fa7ac0dd43177a4fc28617188a7d20ed79cb5f6","target":"graph","created_at":"2026-05-18T00:00:29Z","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":"The Internet of Things (IoT) is increasingly empowering people with an interconnected world of physical objects ranging from smart buildings to portable smart devices such as wearables. With the recent advances in mobile sensing, wearables have become a rich collection of portable sensors and are able to provide various types of services including health and fitness tracking, financial transactions, and unlocking smart locks and vehicles. Existing explicit authentication approaches (i.e., PINs or pattern locks) suffer from several limitations including limited display size, shoulder surfing, a","authors_text":"Christian Poellabauer, Sudip Vhaduri","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-16T23:05:29Z","title":"Biometric-Based Wearable User Authentication During Sedentary and Non-sedentary Periods"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.07060","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":"sha256:37fe9c514dfbd4ca547bd8b10fbf93cd35e33bee56502a593a3d513b8ef76685","target":"record","created_at":"2026-05-18T00:00:29Z","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":"a15f8c42d174671d8aa37dbdb0fc1734c4cf861ef0ea9dce9499b9a0ade07a63","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2018-11-16T23:05:29Z","title_canon_sha256":"4be94004dbd675d3f40bb92cea6c1834c164c5d6d558fe4e4082ec41753316c2"},"schema_version":"1.0","source":{"id":"1811.07060","kind":"arxiv","version":1}},"canonical_sha256":"7a3e5680fcb4d1bf18b133c7d9fdcf32cb08e292e54060739288e51378ec2c94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a3e5680fcb4d1bf18b133c7d9fdcf32cb08e292e54060739288e51378ec2c94","first_computed_at":"2026-05-18T00:00:29.107841Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:29.107841Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CK4G37Tm33MFMgYgYDn0Dhrdhuk7MbXUFUfITAlC9Gv68m+TrJmQtDcBtYZbDPdeP91ka8VS8OX4BOOE65XBBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:29.108506Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.07060","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:37fe9c514dfbd4ca547bd8b10fbf93cd35e33bee56502a593a3d513b8ef76685","sha256:3234113ed34570f8122b2d010fa7ac0dd43177a4fc28617188a7d20ed79cb5f6"],"state_sha256":"e0ea9e9feee8e8171cee6385591cd986531ca319048c6323b6ecc85540a81b11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YJTlKY/jm3zenHNEPb1b/8LRhMtzFn8X6OeuIPP5F9EH+SHVWDVkgRHOUGxIgZvpTKTAc5dydiiN8ZnnBSQsCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T17:39:03.013022Z","bundle_sha256":"b4e5657aa259925d5cea1d05289d3a5381ca46009bb5fa7f4cd5f41d93f1aeb2"}}