{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:42MN2QPHEZJO3G3547LNL3J6SS","short_pith_number":"pith:42MN2QPH","canonical_record":{"source":{"id":"2504.19938","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-28T16:09:25Z","cross_cats_sorted":["cs.RO"],"title_canon_sha256":"e3e25749907151de8867815bde486d890df1d39c419bb1089c8bc8fcf33f1a27","abstract_canon_sha256":"5e1d2d2ae435a7b69bf506e99287938d8a9c076dbb674a2e149632571eb7b5c5"},"schema_version":"1.0"},"canonical_sha256":"e698dd41e72652ed9b7de7d6d5ed3e94938c93bdf43cda3aa37c258a333068f6","source":{"kind":"arxiv","id":"2504.19938","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.19938","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"arxiv_version","alias_value":"2504.19938v3","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.19938","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_12","alias_value":"42MN2QPHEZJO","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_16","alias_value":"42MN2QPHEZJO3G35","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_8","alias_value":"42MN2QPH","created_at":"2026-07-05T11:58:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:42MN2QPHEZJO3G3547LNL3J6SS","target":"record","payload":{"canonical_record":{"source":{"id":"2504.19938","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-28T16:09:25Z","cross_cats_sorted":["cs.RO"],"title_canon_sha256":"e3e25749907151de8867815bde486d890df1d39c419bb1089c8bc8fcf33f1a27","abstract_canon_sha256":"5e1d2d2ae435a7b69bf506e99287938d8a9c076dbb674a2e149632571eb7b5c5"},"schema_version":"1.0"},"canonical_sha256":"e698dd41e72652ed9b7de7d6d5ed3e94938c93bdf43cda3aa37c258a333068f6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:58:27.988963Z","signature_b64":"BxuZO9mzqtRdX3LYTZGpc7Tfjr61sqzgjGKTlP1t6/7/i9h1jjTohntSj2Hmd/Iy5PbTRaZIXG1SvT1KWZtHDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e698dd41e72652ed9b7de7d6d5ed3e94938c93bdf43cda3aa37c258a333068f6","last_reissued_at":"2026-07-05T11:58:27.988558Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:58:27.988558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.19938","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:58:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J6EszjgLItcFQrVoD0M4LtrTEygRGsbW8k198Psox7ZOVZxB63QbEZ7i0PUaC5NZiZEhnonUZ3DIEsV+Env/Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:12:16.249176Z"},"content_sha256":"86b246e0e48740d05e1fcebdb7c31970c9638e7f78d9b42fc6b79d7cb06a0190","schema_version":"1.0","event_id":"sha256:86b246e0e48740d05e1fcebdb7c31970c9638e7f78d9b42fc6b79d7cb06a0190"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:42MN2QPHEZJO3G3547LNL3J6SS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mesh-Learner: Texturing Mesh with Spherical Harmonics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.RO"],"primary_cat":"cs.CV","authors_text":"Chunran Zheng, Fu Zhang, Jianheng Liu, Jiarong Lin, Yunfei Wan","submitted_at":"2025-04-28T16:09:25Z","abstract_excerpt":"In this paper, we present a 3D reconstruction and rendering framework termed Mesh-Learner that is natively compatible with traditional rasterization pipelines. It integrates mesh and spherical harmonic (SH) texture (i.e., texture filled with SH coefficients) into the learning process to learn each mesh s view-dependent radiance end-to-end. Images are rendered by interpolating surrounding SH Texels at each pixel s sampling point using a novel interpolation method. Conversely, gradients from each pixel are back-propagated to the related SH Texels in SH textures. Mesh-Learner exploits graphic fea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.19938","kind":"arxiv","version":3},"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/2504.19938/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":"2026-07-05T11:58:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tOMQkc1eTjXs13qEtVJqdq+LYRNNQai0wBBHgWNoPJqHXdLTGu7KARepyiAx4ZCHIjXn1+kinpwKeak5OkNKCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:12:16.249576Z"},"content_sha256":"a6ba39f268d472b6de26b5fd02eaf8445ab8d955b4f0c5af90f378456abc2601","schema_version":"1.0","event_id":"sha256:a6ba39f268d472b6de26b5fd02eaf8445ab8d955b4f0c5af90f378456abc2601"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/42MN2QPHEZJO3G3547LNL3J6SS/bundle.json","state_url":"https://pith.science/pith/42MN2QPHEZJO3G3547LNL3J6SS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/42MN2QPHEZJO3G3547LNL3J6SS/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":"2026-07-07T04:12:16Z","links":{"resolver":"https://pith.science/pith/42MN2QPHEZJO3G3547LNL3J6SS","bundle":"https://pith.science/pith/42MN2QPHEZJO3G3547LNL3J6SS/bundle.json","state":"https://pith.science/pith/42MN2QPHEZJO3G3547LNL3J6SS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/42MN2QPHEZJO3G3547LNL3J6SS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:42MN2QPHEZJO3G3547LNL3J6SS","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":"5e1d2d2ae435a7b69bf506e99287938d8a9c076dbb674a2e149632571eb7b5c5","cross_cats_sorted":["cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-28T16:09:25Z","title_canon_sha256":"e3e25749907151de8867815bde486d890df1d39c419bb1089c8bc8fcf33f1a27"},"schema_version":"1.0","source":{"id":"2504.19938","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.19938","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"arxiv_version","alias_value":"2504.19938v3","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.19938","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_12","alias_value":"42MN2QPHEZJO","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_16","alias_value":"42MN2QPHEZJO3G35","created_at":"2026-07-05T11:58:27Z"},{"alias_kind":"pith_short_8","alias_value":"42MN2QPH","created_at":"2026-07-05T11:58:27Z"}],"graph_snapshots":[{"event_id":"sha256:a6ba39f268d472b6de26b5fd02eaf8445ab8d955b4f0c5af90f378456abc2601","target":"graph","created_at":"2026-07-05T11:58:27Z","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/2504.19938/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we present a 3D reconstruction and rendering framework termed Mesh-Learner that is natively compatible with traditional rasterization pipelines. It integrates mesh and spherical harmonic (SH) texture (i.e., texture filled with SH coefficients) into the learning process to learn each mesh s view-dependent radiance end-to-end. Images are rendered by interpolating surrounding SH Texels at each pixel s sampling point using a novel interpolation method. Conversely, gradients from each pixel are back-propagated to the related SH Texels in SH textures. Mesh-Learner exploits graphic fea","authors_text":"Chunran Zheng, Fu Zhang, Jianheng Liu, Jiarong Lin, Yunfei Wan","cross_cats":["cs.RO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-28T16:09:25Z","title":"Mesh-Learner: Texturing Mesh with Spherical Harmonics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.19938","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":"sha256:86b246e0e48740d05e1fcebdb7c31970c9638e7f78d9b42fc6b79d7cb06a0190","target":"record","created_at":"2026-07-05T11:58:27Z","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":"5e1d2d2ae435a7b69bf506e99287938d8a9c076dbb674a2e149632571eb7b5c5","cross_cats_sorted":["cs.RO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-04-28T16:09:25Z","title_canon_sha256":"e3e25749907151de8867815bde486d890df1d39c419bb1089c8bc8fcf33f1a27"},"schema_version":"1.0","source":{"id":"2504.19938","kind":"arxiv","version":3}},"canonical_sha256":"e698dd41e72652ed9b7de7d6d5ed3e94938c93bdf43cda3aa37c258a333068f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e698dd41e72652ed9b7de7d6d5ed3e94938c93bdf43cda3aa37c258a333068f6","first_computed_at":"2026-07-05T11:58:27.988558Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:58:27.988558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BxuZO9mzqtRdX3LYTZGpc7Tfjr61sqzgjGKTlP1t6/7/i9h1jjTohntSj2Hmd/Iy5PbTRaZIXG1SvT1KWZtHDw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:58:27.988963Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.19938","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:86b246e0e48740d05e1fcebdb7c31970c9638e7f78d9b42fc6b79d7cb06a0190","sha256:a6ba39f268d472b6de26b5fd02eaf8445ab8d955b4f0c5af90f378456abc2601"],"state_sha256":"887bf9e0d08018b9a75fade88102bbf93c805d94b692a627df451e5b99cb331f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ISLOYZg28UEJOsGLEvyfIHn6qM1+fpPiV123+yKVCo9RCCQ44K77236e0Cmks3Ip5p2ec0x+Y/k4N7vK+9zAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T04:12:16.251801Z","bundle_sha256":"c8183600991f9ed27c373cf226a4c38240fe5e17ce607fb4fc62d8e6b8691473"}}