{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:GI5KBVKUWWODY33WL3DJGVETDZ","short_pith_number":"pith:GI5KBVKU","canonical_record":{"source":{"id":"2303.16739","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-03-29T14:42:30Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"d4c4f18adc2eac4c1305996051c8e0f6884722833df46e133523eae98d86a865","abstract_canon_sha256":"f67243fc7a8d3d654e3ed41a0513530e0a1413856489198d17c60f98da6ac829"},"schema_version":"1.0"},"canonical_sha256":"323aa0d554b59c3c6f765ec69354931e463c9a59955499dcc8eeb8b08efeb9d5","source":{"kind":"arxiv","id":"2303.16739","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.16739","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"arxiv_version","alias_value":"2303.16739v4","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.16739","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_12","alias_value":"GI5KBVKUWWOD","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_16","alias_value":"GI5KBVKUWWODY33W","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_8","alias_value":"GI5KBVKU","created_at":"2026-07-05T08:23:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:GI5KBVKUWWODY33WL3DJGVETDZ","target":"record","payload":{"canonical_record":{"source":{"id":"2303.16739","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-03-29T14:42:30Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"d4c4f18adc2eac4c1305996051c8e0f6884722833df46e133523eae98d86a865","abstract_canon_sha256":"f67243fc7a8d3d654e3ed41a0513530e0a1413856489198d17c60f98da6ac829"},"schema_version":"1.0"},"canonical_sha256":"323aa0d554b59c3c6f765ec69354931e463c9a59955499dcc8eeb8b08efeb9d5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:23:53.086870Z","signature_b64":"oqllZjeoMwpiowoRRwfoPQMXU0NJ9sGC7SxhNCq1HPcIQdQJ9DAddkuizOrTtZqX/75MWLlEjhyVyWfHSHI2Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"323aa0d554b59c3c6f765ec69354931e463c9a59955499dcc8eeb8b08efeb9d5","last_reissued_at":"2026-07-05T08:23:53.086452Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:23:53.086452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2303.16739","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:23:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mTb16R/v3Jh9HT/yxELZ/9VwjvS+yj7NKKMiNzWOZ4wjv0HwORLVK7BszLsna825ZxwPEWG/4OAQaXl8nqxnBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T13:57:57.223326Z"},"content_sha256":"53ee5589bbdcdfcf9048cec756a43469d9044e72e47f8b37362fd8756f513f37","schema_version":"1.0","event_id":"sha256:53ee5589bbdcdfcf9048cec756a43469d9044e72e47f8b37362fd8756f513f37"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:GI5KBVKUWWODY33WL3DJGVETDZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Active Implicit Object Reconstruction using Uncertainty-guided Next-Best-View Optimization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"cs.RO","authors_text":"Dongyu Yan, Fengyu Quan, Haoyao Chen, Jianheng Liu, Mengmeng Fu","submitted_at":"2023-03-29T14:42:30Z","abstract_excerpt":"Actively planning sensor views during object reconstruction is crucial for autonomous mobile robots. An effective method should be able to strike a balance between accuracy and efficiency. In this paper, we propose a seamless integration of the emerging implicit representation with the active reconstruction task. We build an implicit occupancy field as our geometry proxy. While training, the prior object bounding box is utilized as auxiliary information to generate clean and detailed reconstructions. To evaluate view uncertainty, we employ a sampling-based approach that directly extracts entro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.16739","kind":"arxiv","version":4},"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/2303.16739/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:23:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k04AcRjRuf0B0IIE/rtMdkvqoHY5ywN+GdxJ9XRfHfV8ldGHp6XggyXAN/DvcetsSgt4xjMU90ygnL3iNzzOBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T13:57:57.223920Z"},"content_sha256":"b63818e9dd8cd84ef477994a774b5df14193ef711f759054ad1a110da0b6d862","schema_version":"1.0","event_id":"sha256:b63818e9dd8cd84ef477994a774b5df14193ef711f759054ad1a110da0b6d862"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GI5KBVKUWWODY33WL3DJGVETDZ/bundle.json","state_url":"https://pith.science/pith/GI5KBVKUWWODY33WL3DJGVETDZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GI5KBVKUWWODY33WL3DJGVETDZ/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":"2026-07-08T13:57:57Z","links":{"resolver":"https://pith.science/pith/GI5KBVKUWWODY33WL3DJGVETDZ","bundle":"https://pith.science/pith/GI5KBVKUWWODY33WL3DJGVETDZ/bundle.json","state":"https://pith.science/pith/GI5KBVKUWWODY33WL3DJGVETDZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GI5KBVKUWWODY33WL3DJGVETDZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:GI5KBVKUWWODY33WL3DJGVETDZ","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":"f67243fc7a8d3d654e3ed41a0513530e0a1413856489198d17c60f98da6ac829","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-03-29T14:42:30Z","title_canon_sha256":"d4c4f18adc2eac4c1305996051c8e0f6884722833df46e133523eae98d86a865"},"schema_version":"1.0","source":{"id":"2303.16739","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.16739","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"arxiv_version","alias_value":"2303.16739v4","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.16739","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_12","alias_value":"GI5KBVKUWWOD","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_16","alias_value":"GI5KBVKUWWODY33W","created_at":"2026-07-05T08:23:53Z"},{"alias_kind":"pith_short_8","alias_value":"GI5KBVKU","created_at":"2026-07-05T08:23:53Z"}],"graph_snapshots":[{"event_id":"sha256:b63818e9dd8cd84ef477994a774b5df14193ef711f759054ad1a110da0b6d862","target":"graph","created_at":"2026-07-05T08:23:53Z","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/2303.16739/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Actively planning sensor views during object reconstruction is crucial for autonomous mobile robots. An effective method should be able to strike a balance between accuracy and efficiency. In this paper, we propose a seamless integration of the emerging implicit representation with the active reconstruction task. We build an implicit occupancy field as our geometry proxy. While training, the prior object bounding box is utilized as auxiliary information to generate clean and detailed reconstructions. To evaluate view uncertainty, we employ a sampling-based approach that directly extracts entro","authors_text":"Dongyu Yan, Fengyu Quan, Haoyao Chen, Jianheng Liu, Mengmeng Fu","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-03-29T14:42:30Z","title":"Active Implicit Object Reconstruction using Uncertainty-guided Next-Best-View Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.16739","kind":"arxiv","version":4},"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":"sha256:53ee5589bbdcdfcf9048cec756a43469d9044e72e47f8b37362fd8756f513f37","target":"record","created_at":"2026-07-05T08:23:53Z","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":"f67243fc7a8d3d654e3ed41a0513530e0a1413856489198d17c60f98da6ac829","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-03-29T14:42:30Z","title_canon_sha256":"d4c4f18adc2eac4c1305996051c8e0f6884722833df46e133523eae98d86a865"},"schema_version":"1.0","source":{"id":"2303.16739","kind":"arxiv","version":4}},"canonical_sha256":"323aa0d554b59c3c6f765ec69354931e463c9a59955499dcc8eeb8b08efeb9d5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"323aa0d554b59c3c6f765ec69354931e463c9a59955499dcc8eeb8b08efeb9d5","first_computed_at":"2026-07-05T08:23:53.086452Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:23:53.086452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oqllZjeoMwpiowoRRwfoPQMXU0NJ9sGC7SxhNCq1HPcIQdQJ9DAddkuizOrTtZqX/75MWLlEjhyVyWfHSHI2Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T08:23:53.086870Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.16739","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53ee5589bbdcdfcf9048cec756a43469d9044e72e47f8b37362fd8756f513f37","sha256:b63818e9dd8cd84ef477994a774b5df14193ef711f759054ad1a110da0b6d862"],"state_sha256":"1b060952e8258850012adbfd80312beb00a92d3cca20604c9aad446465ed7746"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GQTz8VtKnTh0laO96GmpC8nYa851XrSl9GX8cFIy1hj8m9l6c3kfXFJmp7zTE2jYv4lACU9+H/k25OCtiIsKCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T13:57:57.227379Z","bundle_sha256":"bf1088153c6f7d7db3beba13ce587b2a1c1d39cee670c4c23ba26c3e4abeff2f"}}