{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:J6YNR2JKSZHAZEFB2DP5EXDK7A","short_pith_number":"pith:J6YNR2JK","canonical_record":{"source":{"id":"2312.00451","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-01T09:30:02Z","cross_cats_sorted":[],"title_canon_sha256":"58a76fb1ee959c317dd60f802949f858a85a0e5b13660d88b462688a70241a88","abstract_canon_sha256":"1ff2bfc4fef090cf7aff08b4bb2eb82e1fd0ba5c2da86c22f03368651156e6a9"},"schema_version":"1.0"},"canonical_sha256":"4fb0d8e92a964e0c90a1d0dfd25c6af825a50988e47722c0dc08836227cac1a1","source":{"kind":"arxiv","id":"2312.00451","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.00451","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"arxiv_version","alias_value":"2312.00451v2","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.00451","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_12","alias_value":"J6YNR2JKSZHA","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"J6YNR2JKSZHAZEFB","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"J6YNR2JK","created_at":"2026-07-05T08:32:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:J6YNR2JKSZHAZEFB2DP5EXDK7A","target":"record","payload":{"canonical_record":{"source":{"id":"2312.00451","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-01T09:30:02Z","cross_cats_sorted":[],"title_canon_sha256":"58a76fb1ee959c317dd60f802949f858a85a0e5b13660d88b462688a70241a88","abstract_canon_sha256":"1ff2bfc4fef090cf7aff08b4bb2eb82e1fd0ba5c2da86c22f03368651156e6a9"},"schema_version":"1.0"},"canonical_sha256":"4fb0d8e92a964e0c90a1d0dfd25c6af825a50988e47722c0dc08836227cac1a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:32:33.545353Z","signature_b64":"t+66hoO/VWgIqlj4RRA3qOvidOV8pBR1fiBjdNxYFr+YlIvSEkpknVLt6bYLqRf/0tWzhvqMsMiO0dSEcRLtBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4fb0d8e92a964e0c90a1d0dfd25c6af825a50988e47722c0dc08836227cac1a1","last_reissued_at":"2026-07-05T08:32:33.544874Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:32:33.544874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.00451","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:32:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ug8ISYsylUhmiEs0PcjLEkEfVRxwwHC4ASI68IunX0CxKi7rBPtn2PGvcvKlGtOLoyr3f2cKrIrjRRwJyvwhBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T02:59:23.963499Z"},"content_sha256":"8ec68da780f55aaba33a81a9b1d517b4c7a5a7ef1a93bacd6e9439b8ab7e590a","schema_version":"1.0","event_id":"sha256:8ec68da780f55aaba33a81a9b1d517b4c7a5a7ef1a93bacd6e9439b8ab7e590a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:J6YNR2JKSZHAZEFB2DP5EXDK7A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FSGS: Real-Time Few-shot View Synthesis using Gaussian Splatting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Yifan Jiang, Zehao Zhu, Zhangyang Wang, Zhiwen Fan","submitted_at":"2023-12-01T09:30:02Z","abstract_excerpt":"Novel view synthesis from limited observations remains an important and persistent task. However, high efficiency in existing NeRF-based few-shot view synthesis is often compromised to obtain an accurate 3D representation. To address this challenge, we propose a few-shot view synthesis framework based on 3D Gaussian Splatting that enables real-time and photo-realistic view synthesis with as few as three training views. The proposed method, dubbed FSGS, handles the extremely sparse initialized SfM points with a thoughtfully designed Gaussian Unpooling process. Our method iteratively distributes"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.00451","kind":"arxiv","version":2},"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/2312.00451/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":"2026-07-05T08:32:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Evbf6diUsfJe/PsXVgLqHu3Tt8Y874Y/pUNd75cJmX4N6XB5/i0H9E+Lxes2mDlJT9zGwI2Dw7Ncuxy89ulKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T02:59:23.964156Z"},"content_sha256":"621c8f8ebb494ff4a347a7cba3d49b47d4f10f62c16c08c487d32186aaaaca18","schema_version":"1.0","event_id":"sha256:621c8f8ebb494ff4a347a7cba3d49b47d4f10f62c16c08c487d32186aaaaca18"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/bundle.json","state_url":"https://pith.science/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/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":"2026-08-01T02:59:23Z","links":{"resolver":"https://pith.science/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A","bundle":"https://pith.science/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/bundle.json","state":"https://pith.science/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/J6YNR2JKSZHAZEFB2DP5EXDK7A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:J6YNR2JKSZHAZEFB2DP5EXDK7A","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":"1ff2bfc4fef090cf7aff08b4bb2eb82e1fd0ba5c2da86c22f03368651156e6a9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-01T09:30:02Z","title_canon_sha256":"58a76fb1ee959c317dd60f802949f858a85a0e5b13660d88b462688a70241a88"},"schema_version":"1.0","source":{"id":"2312.00451","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.00451","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"arxiv_version","alias_value":"2312.00451v2","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.00451","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_12","alias_value":"J6YNR2JKSZHA","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"J6YNR2JKSZHAZEFB","created_at":"2026-07-05T08:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"J6YNR2JK","created_at":"2026-07-05T08:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:621c8f8ebb494ff4a347a7cba3d49b47d4f10f62c16c08c487d32186aaaaca18","target":"graph","created_at":"2026-07-05T08:32:33Z","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/2312.00451/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Novel view synthesis from limited observations remains an important and persistent task. However, high efficiency in existing NeRF-based few-shot view synthesis is often compromised to obtain an accurate 3D representation. To address this challenge, we propose a few-shot view synthesis framework based on 3D Gaussian Splatting that enables real-time and photo-realistic view synthesis with as few as three training views. The proposed method, dubbed FSGS, handles the extremely sparse initialized SfM points with a thoughtfully designed Gaussian Unpooling process. Our method iteratively distributes","authors_text":"Yifan Jiang, Zehao Zhu, Zhangyang Wang, Zhiwen Fan","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-01T09:30:02Z","title":"FSGS: Real-Time Few-shot View Synthesis using Gaussian Splatting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.00451","kind":"arxiv","version":2},"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":"sha256:8ec68da780f55aaba33a81a9b1d517b4c7a5a7ef1a93bacd6e9439b8ab7e590a","target":"record","created_at":"2026-07-05T08:32:33Z","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":"1ff2bfc4fef090cf7aff08b4bb2eb82e1fd0ba5c2da86c22f03368651156e6a9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-12-01T09:30:02Z","title_canon_sha256":"58a76fb1ee959c317dd60f802949f858a85a0e5b13660d88b462688a70241a88"},"schema_version":"1.0","source":{"id":"2312.00451","kind":"arxiv","version":2}},"canonical_sha256":"4fb0d8e92a964e0c90a1d0dfd25c6af825a50988e47722c0dc08836227cac1a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4fb0d8e92a964e0c90a1d0dfd25c6af825a50988e47722c0dc08836227cac1a1","first_computed_at":"2026-07-05T08:32:33.544874Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:32:33.544874Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"t+66hoO/VWgIqlj4RRA3qOvidOV8pBR1fiBjdNxYFr+YlIvSEkpknVLt6bYLqRf/0tWzhvqMsMiO0dSEcRLtBA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:32:33.545353Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.00451","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8ec68da780f55aaba33a81a9b1d517b4c7a5a7ef1a93bacd6e9439b8ab7e590a","sha256:621c8f8ebb494ff4a347a7cba3d49b47d4f10f62c16c08c487d32186aaaaca18"],"state_sha256":"457a81d8983255365f63b3234ed0268fcf16c61918b26b6a3691e1bf465f53cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CptS+3XoKB4EejrOWsdpRXr76FSIwjfrorKQifD2ruDPhiM529ROG4NaJaK4h5HI5juftYvfMXypy3YdVhudCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T02:59:23.969337Z","bundle_sha256":"6a1ca884d50166027cbf3b16a0f7a8749437f55c954c877feb4ad4300d0b8410"}}