{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:KPWMASPDR75AVTAB7ZJINLR4YO","short_pith_number":"pith:KPWMASPD","schema_version":"1.0","canonical_sha256":"53ecc049e38ffa0acc01fe5286ae3cc3ad10674350a6113f9e4ec26c0ec42d5b","source":{"kind":"arxiv","id":"2608.12840","version":1},"attestation_state":"computed","paper":{"title":"ASPIRE-VINS: Adaptive Spline-based Visual-inertial Navigation System With Robust 3D Measurement Residuals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Eungchang Mason Lee, Hyun Myung, KwangYik Jung, Taekjun Oh","submitted_at":"2026-08-13T05:24:17Z","abstract_excerpt":"Visual-inertial navigation systems estimate six-degree-of-freedom motion by fusing visual and inertial data. Modern discrete-time methods with IMU preintegration provide strong accuracy and efficiency, but keyframe-based representations can be less flexible when residuals must be evaluated at arbitrary timestamps or when motion-dependent temporal resolution is needed. Continuous-time splines address this issue by representing the trajectory as a smooth temporal function, but uniformly spaced knots can under-represent rapid dynamics or over-parameterize static intervals. This letter proposes AS"},"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":"2608.12840","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-08-13T05:24:17Z","cross_cats_sorted":[],"title_canon_sha256":"e09a3b57c908e7d02452c2221e26ed98ff89760d8059b315b0f4bf5b1cc1394d","abstract_canon_sha256":"1600eea7d5c47f6ce5847c33f5247b526d2a73679792d36969eadd08f50c6e09"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-14T00:49:01.645719Z","signature_b64":"nbeZz2lQZVLiZ+FyG0oO5xmKHiJzrfNIKYawwcGyqt950q3vSWXJEo5stdkhydTGhRWeYn10+ycGJmvGJP7NAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53ecc049e38ffa0acc01fe5286ae3cc3ad10674350a6113f9e4ec26c0ec42d5b","last_reissued_at":"2026-08-14T00:49:01.633733Z","signature_status":"signed_v1","first_computed_at":"2026-08-14T00:49:01.633733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ASPIRE-VINS: Adaptive Spline-based Visual-inertial Navigation System With Robust 3D Measurement Residuals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Eungchang Mason Lee, Hyun Myung, KwangYik Jung, Taekjun Oh","submitted_at":"2026-08-13T05:24:17Z","abstract_excerpt":"Visual-inertial navigation systems estimate six-degree-of-freedom motion by fusing visual and inertial data. Modern discrete-time methods with IMU preintegration provide strong accuracy and efficiency, but keyframe-based representations can be less flexible when residuals must be evaluated at arbitrary timestamps or when motion-dependent temporal resolution is needed. Continuous-time splines address this issue by representing the trajectory as a smooth temporal function, but uniformly spaced knots can under-represent rapid dynamics or over-parameterize static intervals. This letter proposes AS"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.12840","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2608.12840/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2608.12840","created_at":"2026-08-14T00:49:01.637184+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.12840v1","created_at":"2026-08-14T00:49:01.637184+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.12840","created_at":"2026-08-14T00:49:01.637184+00:00"},{"alias_kind":"pith_short_12","alias_value":"KPWMASPDR75A","created_at":"2026-08-14T00:49:01.637184+00:00"},{"alias_kind":"pith_short_16","alias_value":"KPWMASPDR75AVTAB","created_at":"2026-08-14T00:49:01.637184+00:00"},{"alias_kind":"pith_short_8","alias_value":"KPWMASPD","created_at":"2026-08-14T00:49:01.637184+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/KPWMASPDR75AVTAB7ZJINLR4YO","json":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO.json","graph_json":"https://pith.science/api/pith-number/KPWMASPDR75AVTAB7ZJINLR4YO/graph.json","events_json":"https://pith.science/api/pith-number/KPWMASPDR75AVTAB7ZJINLR4YO/events.json","paper":"https://pith.science/paper/KPWMASPD"},"agent_actions":{"view_html":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO","download_json":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO.json","view_paper":"https://pith.science/paper/KPWMASPD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.12840&json=true","fetch_graph":"https://pith.science/api/pith-number/KPWMASPDR75AVTAB7ZJINLR4YO/graph.json","fetch_events":"https://pith.science/api/pith-number/KPWMASPDR75AVTAB7ZJINLR4YO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO/action/storage_attestation","attest_author":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO/action/author_attestation","sign_citation":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO/action/citation_signature","submit_replication":"https://pith.science/pith/KPWMASPDR75AVTAB7ZJINLR4YO/action/replication_record"}},"created_at":"2026-08-14T00:49:01.637184+00:00","updated_at":"2026-08-14T00:49:01.637184+00:00"}