{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:M7LGGC23HJJ2G66ON5KDY6IUJM","short_pith_number":"pith:M7LGGC23","canonical_record":{"source":{"id":"2309.13039","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-09-22T17:59:12Z","cross_cats_sorted":[],"title_canon_sha256":"2dc178269f00e38b439625b8c01d03fc5c36eceeb1d1d3aa66b460d8bef7e924","abstract_canon_sha256":"860c6d7f451f8c7d4bd9258d3b5cf8d1772400b2a04e67de9a0dc1fb86d3a854"},"schema_version":"1.0"},"canonical_sha256":"67d6630b5b3a53a37bce6f543c79144b357eaf83daac6f682ac63a3d289dd6ed","source":{"kind":"arxiv","id":"2309.13039","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.13039","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"arxiv_version","alias_value":"2309.13039v1","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.13039","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_12","alias_value":"M7LGGC23HJJ2","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_16","alias_value":"M7LGGC23HJJ2G66O","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_8","alias_value":"M7LGGC23","created_at":"2026-07-05T06:53:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:M7LGGC23HJJ2G66ON5KDY6IUJM","target":"record","payload":{"canonical_record":{"source":{"id":"2309.13039","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-09-22T17:59:12Z","cross_cats_sorted":[],"title_canon_sha256":"2dc178269f00e38b439625b8c01d03fc5c36eceeb1d1d3aa66b460d8bef7e924","abstract_canon_sha256":"860c6d7f451f8c7d4bd9258d3b5cf8d1772400b2a04e67de9a0dc1fb86d3a854"},"schema_version":"1.0"},"canonical_sha256":"67d6630b5b3a53a37bce6f543c79144b357eaf83daac6f682ac63a3d289dd6ed","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:26.570285Z","signature_b64":"eo5caaIuusYAL8UIV7XSxDgp+PkVrzOdthEN3a0xBGpKWifXaGH8PN4TEpm8c0yagdz9pkhcyAs+Yp7wkqfPAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"67d6630b5b3a53a37bce6f543c79144b357eaf83daac6f682ac63a3d289dd6ed","last_reissued_at":"2026-07-05T06:53:26.569651Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:26.569651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2309.13039","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:53:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IlaMTILGrrqBkitLO0/8yIHCP3jr5IMCZEGOEt8ibE4L2rb/XTZrKAIqCVkWUx2VL2eXC5k2CiP+QeyXsrTyBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T06:53:00.482992Z"},"content_sha256":"e6e1401234fa665322c867b21e7e267deb8888e18ea26c998b37d8deec899af2","schema_version":"1.0","event_id":"sha256:e6e1401234fa665322c867b21e7e267deb8888e18ea26c998b37d8deec899af2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:M7LGGC23HJJ2G66ON5KDY6IUJM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NeRRF: 3D Reconstruction and View Synthesis for Transparent and Specular Objects with Neural Refractive-Reflective Fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Guyue Zhou, Hao Zhao, Junchen Liu, Xiaoxue Chen, Ya-Qin Zhang","submitted_at":"2023-09-22T17:59:12Z","abstract_excerpt":"Neural radiance fields (NeRF) have revolutionized the field of image-based view synthesis. However, NeRF uses straight rays and fails to deal with complicated light path changes caused by refraction and reflection. This prevents NeRF from successfully synthesizing transparent or specular objects, which are ubiquitous in real-world robotics and A/VR applications. In this paper, we introduce the refractive-reflective field. Taking the object silhouette as input, we first utilize marching tetrahedra with a progressive encoding to reconstruct the geometry of non-Lambertian objects and then model r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.13039","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/2309.13039/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":"2026-07-05T06:53:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"prt0cPHtlkWDlm1xYh2IHFECCktW+bkecP47u7qePuzzQh06szyKTVW1JhzyZqUXlOh9d2TSzXoK6kHkLZjhDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T06:53:00.483631Z"},"content_sha256":"bf944f2b7f43a5923cc93541cba81b0ac205fe663f257f2495b95987c45b2912","schema_version":"1.0","event_id":"sha256:bf944f2b7f43a5923cc93541cba81b0ac205fe663f257f2495b95987c45b2912"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/bundle.json","state_url":"https://pith.science/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/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":"2026-08-06T06:53:00Z","links":{"resolver":"https://pith.science/pith/M7LGGC23HJJ2G66ON5KDY6IUJM","bundle":"https://pith.science/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/bundle.json","state":"https://pith.science/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/M7LGGC23HJJ2G66ON5KDY6IUJM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:M7LGGC23HJJ2G66ON5KDY6IUJM","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":"860c6d7f451f8c7d4bd9258d3b5cf8d1772400b2a04e67de9a0dc1fb86d3a854","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-09-22T17:59:12Z","title_canon_sha256":"2dc178269f00e38b439625b8c01d03fc5c36eceeb1d1d3aa66b460d8bef7e924"},"schema_version":"1.0","source":{"id":"2309.13039","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.13039","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"arxiv_version","alias_value":"2309.13039v1","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.13039","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_12","alias_value":"M7LGGC23HJJ2","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_16","alias_value":"M7LGGC23HJJ2G66O","created_at":"2026-07-05T06:53:26Z"},{"alias_kind":"pith_short_8","alias_value":"M7LGGC23","created_at":"2026-07-05T06:53:26Z"}],"graph_snapshots":[{"event_id":"sha256:bf944f2b7f43a5923cc93541cba81b0ac205fe663f257f2495b95987c45b2912","target":"graph","created_at":"2026-07-05T06:53:26Z","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/2309.13039/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Neural radiance fields (NeRF) have revolutionized the field of image-based view synthesis. However, NeRF uses straight rays and fails to deal with complicated light path changes caused by refraction and reflection. This prevents NeRF from successfully synthesizing transparent or specular objects, which are ubiquitous in real-world robotics and A/VR applications. In this paper, we introduce the refractive-reflective field. Taking the object silhouette as input, we first utilize marching tetrahedra with a progressive encoding to reconstruct the geometry of non-Lambertian objects and then model r","authors_text":"Guyue Zhou, Hao Zhao, Junchen Liu, Xiaoxue Chen, Ya-Qin Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-09-22T17:59:12Z","title":"NeRRF: 3D Reconstruction and View Synthesis for Transparent and Specular Objects with Neural Refractive-Reflective Fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.13039","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:e6e1401234fa665322c867b21e7e267deb8888e18ea26c998b37d8deec899af2","target":"record","created_at":"2026-07-05T06:53:26Z","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":"860c6d7f451f8c7d4bd9258d3b5cf8d1772400b2a04e67de9a0dc1fb86d3a854","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-09-22T17:59:12Z","title_canon_sha256":"2dc178269f00e38b439625b8c01d03fc5c36eceeb1d1d3aa66b460d8bef7e924"},"schema_version":"1.0","source":{"id":"2309.13039","kind":"arxiv","version":1}},"canonical_sha256":"67d6630b5b3a53a37bce6f543c79144b357eaf83daac6f682ac63a3d289dd6ed","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"67d6630b5b3a53a37bce6f543c79144b357eaf83daac6f682ac63a3d289dd6ed","first_computed_at":"2026-07-05T06:53:26.569651Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:26.569651Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eo5caaIuusYAL8UIV7XSxDgp+PkVrzOdthEN3a0xBGpKWifXaGH8PN4TEpm8c0yagdz9pkhcyAs+Yp7wkqfPAg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:26.570285Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.13039","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e6e1401234fa665322c867b21e7e267deb8888e18ea26c998b37d8deec899af2","sha256:bf944f2b7f43a5923cc93541cba81b0ac205fe663f257f2495b95987c45b2912"],"state_sha256":"0db90df89be08eb6d4b1a29262e2aba7ddb276bca438551397c8b211a3b82b3c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TgEHw3FO1DMtqwAx0fMAOmeySzAZgpT/nLONz5ndLm76N8vmIKpMVRqPemcsg4XKoxceQ8EV6Oho2xsfeWtLBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T06:53:00.491696Z","bundle_sha256":"51a287467c63a2fb5d8429ae320161a5d74dafd2ef96736a20790778f2db0a0f"}}