{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:Y2MDFIBVZGEIZ2V62IBMYDPKTT","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":"67b0b66352b6779a004154aba3935aa6e33839e601dfcc23bdfa195faa4256c7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-02T22:21:41Z","title_canon_sha256":"f8e943e9363627cbb412af6712407340b12b4e98ef7946c1e667396958603896"},"schema_version":"1.0","source":{"id":"1812.00477","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.00477","created_at":"2026-05-17T23:59:21Z"},{"alias_kind":"arxiv_version","alias_value":"1812.00477v1","created_at":"2026-05-17T23:59:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.00477","created_at":"2026-05-17T23:59:21Z"},{"alias_kind":"pith_short_12","alias_value":"Y2MDFIBVZGEI","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y2MDFIBVZGEIZ2V6","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y2MDFIBV","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:4b9f08ca42ae08d2105f8c961117fbdaed1432ecafb37972ef18309ff2fda32a","target":"graph","created_at":"2026-05-17T23:59:21Z","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":"Using an ego-centric camera to do localization and tracking is highly needed for urban navigation and indoor assistive system when GPS is not available or not accurate enough. The traditional hand-designed feature tracking and estimation approach would fail without visible features. Recently, there are several works exploring to use context features to do localization. However, all of these suffer severe accuracy loss if given no visual context information. To provide a possible solution to this problem, this paper proposes a camera system with both ego-downward and third-static view to perfor","authors_text":"Hao Jiang, Jizhong Xiao, Liang Yang, Zhouyuan Huo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-02T22:21:41Z","title":"Ego-Downward and Ambient Video based Person Location Association"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.00477","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:ee8e8254818c60a211c41123cc22e561a11fe341995929b80a1926bf6ba01e15","target":"record","created_at":"2026-05-17T23:59:21Z","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":"67b0b66352b6779a004154aba3935aa6e33839e601dfcc23bdfa195faa4256c7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-12-02T22:21:41Z","title_canon_sha256":"f8e943e9363627cbb412af6712407340b12b4e98ef7946c1e667396958603896"},"schema_version":"1.0","source":{"id":"1812.00477","kind":"arxiv","version":1}},"canonical_sha256":"c69832a035c9888ceabed202cc0dea9cd98227da8117f7dc9584523ec1a3d0e9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c69832a035c9888ceabed202cc0dea9cd98227da8117f7dc9584523ec1a3d0e9","first_computed_at":"2026-05-17T23:59:21.224524Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:59:21.224524Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"taaBKx4acne2CM+f1h81Hx+krBPb+LEzPoLojv7Ml0RmM8k149r2SDTQW861mH03hS8AR3xACXxv70t+AXRUBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:59:21.225061Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.00477","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ee8e8254818c60a211c41123cc22e561a11fe341995929b80a1926bf6ba01e15","sha256:4b9f08ca42ae08d2105f8c961117fbdaed1432ecafb37972ef18309ff2fda32a"],"state_sha256":"6d41049dc7a8befd30a1d9390a7e9eb9445bd37dceae3f2b3a3df713f2c92db8"}