{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:DTPRCOJQS327XU2M3SPJT6W572","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":"618afceb2e4ed442afb6491775a7d429a5d9945292d3409de8467c071e409dc8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2024-07-12T19:09:26Z","title_canon_sha256":"ac34ab41f0b07776e9563c42c6ea937d2cda14dffe2aad14434e30f54ce3facd"},"schema_version":"1.0","source":{"id":"2407.09649","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2407.09649","created_at":"2026-07-05T09:48:14Z"},{"alias_kind":"arxiv_version","alias_value":"2407.09649v3","created_at":"2026-07-05T09:48:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2407.09649","created_at":"2026-07-05T09:48:14Z"},{"alias_kind":"pith_short_12","alias_value":"DTPRCOJQS327","created_at":"2026-07-05T09:48:14Z"},{"alias_kind":"pith_short_16","alias_value":"DTPRCOJQS327XU2M","created_at":"2026-07-05T09:48:14Z"},{"alias_kind":"pith_short_8","alias_value":"DTPRCOJQ","created_at":"2026-07-05T09:48:14Z"}],"graph_snapshots":[{"event_id":"sha256:16d7de2d423a6177a22fc3549539312f4202abc946be352d9af47d447169edc0","target":"graph","created_at":"2026-07-05T09:48:14Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2407.09649/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Robots reason about the environment through dedicated representations. Popular choices for dense representations exploit Truncated Signed Distance Functions (TSDF) and Octree data structures. However, TSDF provides a projective or non-projective signed distance obtained directly from depth measurements that overestimate the Euclidean distance. Octrees, despite being memory efficient, require tree traversal and can lead to increased runtime in large scenarios. Other representations based on the Gaussian Process (GP) distance fields are appealing due to their probabilistic and continuous nature,","authors_text":"Cedric Le Gentil, Lan Wu, Teresa Vidal-Calleja","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2024-07-12T19:09:26Z","title":"VDB-GPDF: Online Gaussian Process Distance Field with VDB Structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2407.09649","kind":"arxiv","version":3},"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:d7f2e1c01743853402101e1eeeb4cedba23e9ad0bd726368648a09d61a5db7ca","target":"record","created_at":"2026-07-05T09:48:14Z","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":"618afceb2e4ed442afb6491775a7d429a5d9945292d3409de8467c071e409dc8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2024-07-12T19:09:26Z","title_canon_sha256":"ac34ab41f0b07776e9563c42c6ea937d2cda14dffe2aad14434e30f54ce3facd"},"schema_version":"1.0","source":{"id":"2407.09649","kind":"arxiv","version":3}},"canonical_sha256":"1cdf11393096f5fbd34cdc9e99faddfe81a4c9189de6ff36a1bbca28c5040d20","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1cdf11393096f5fbd34cdc9e99faddfe81a4c9189de6ff36a1bbca28c5040d20","first_computed_at":"2026-07-05T09:48:14.496467Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:48:14.496467Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gtW5not6klmK284lctxQs0Q+Qx9GVY3WzNoDA76keBQLaNDZILU0Ziuv8hdYKjkxMFwzSgrf5lKeEU23LuZcDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:48:14.496927Z","signed_message":"canonical_sha256_bytes"},"source_id":"2407.09649","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d7f2e1c01743853402101e1eeeb4cedba23e9ad0bd726368648a09d61a5db7ca","sha256:16d7de2d423a6177a22fc3549539312f4202abc946be352d9af47d447169edc0"],"state_sha256":"718cbb9d9f1cf583a47aa4d59dc11d99eb6864ec78219c7a8b4525aca5f44078"}