{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:67T624YMV2IPIRR3JTZ7ECC5FJ","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":"7516f28346a139ae70b33bd32c3e755f8371fda6dcb9c215856ba972431ebd5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-17T07:59:18Z","title_canon_sha256":"c3cc043202dec2dc76b4125fb0c72edc0e83d6c294be0c123903e975e3b1e28d"},"schema_version":"1.0","source":{"id":"2606.18787","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.18787","created_at":"2026-06-19T16:11:47Z"},{"alias_kind":"arxiv_version","alias_value":"2606.18787v1","created_at":"2026-06-19T16:11:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.18787","created_at":"2026-06-19T16:11:47Z"},{"alias_kind":"pith_short_12","alias_value":"67T624YMV2IP","created_at":"2026-06-19T16:11:47Z"},{"alias_kind":"pith_short_16","alias_value":"67T624YMV2IPIRR3","created_at":"2026-06-19T16:11:47Z"},{"alias_kind":"pith_short_8","alias_value":"67T624YM","created_at":"2026-06-19T16:11:47Z"}],"graph_snapshots":[{"event_id":"sha256:c74514303f580ce09a26caff55de88fd4515eaba457f781863c1702faf6ff45d","target":"graph","created_at":"2026-06-19T16:11:47Z","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/2606.18787/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Surface reconstruction from point clouds is important for consumer-grade 3D capture, including AR/VR and indoor scanning. Local-patch Unsigned Distance Field (UDF) methods are lightweight and generalizable, but their accuracy depends on the support radius, traditionally fixed or selected by a one-dimensional curvature heuristic that cannot capture heterogeneous local geometry. We propose a learned per-query radius selector that predicts a continuous support radius and plugs into a frozen LoSF-UDF backbone. The selector is trained using off-grid target radii obtained by parabolic interpolation ","authors_text":"Eito Ogawa, Hiroshi Watanabe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-17T07:59:18Z","title":"Learned Radius Estimation for UDF-Based Point Cloud Reconstruction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.18787","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":"sha256:78980b374dd2d03d000ae40d3ebf586de081a8beeafafe8a4a7c35e71e555032","target":"record","created_at":"2026-06-19T16:11:47Z","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":"7516f28346a139ae70b33bd32c3e755f8371fda6dcb9c215856ba972431ebd5f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-06-17T07:59:18Z","title_canon_sha256":"c3cc043202dec2dc76b4125fb0c72edc0e83d6c294be0c123903e975e3b1e28d"},"schema_version":"1.0","source":{"id":"2606.18787","kind":"arxiv","version":1}},"canonical_sha256":"f7e7ed730cae90f4463b4cf3f2085d2a6e4353da26f618dde4af3a6318be434b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f7e7ed730cae90f4463b4cf3f2085d2a6e4353da26f618dde4af3a6318be434b","first_computed_at":"2026-06-19T16:11:47.255751Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:11:47.255751Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wUd+5fzVOygwEhAxG0Pz/CZYfQKDER2SmzKEzjjOQAjwdjP7QDMOAmIEgk00H/K/jPoAXrvbc9oZ76PsoLSLDA==","signature_status":"signed_v1","signed_at":"2026-06-19T16:11:47.256101Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.18787","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:78980b374dd2d03d000ae40d3ebf586de081a8beeafafe8a4a7c35e71e555032","sha256:c74514303f580ce09a26caff55de88fd4515eaba457f781863c1702faf6ff45d"],"state_sha256":"75c71009f01ad7f5455702e8934a8ba7ea0394649a9cd9038ac3f134987cd569"}