{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:KOTIIGI6KQHQRAKFN755DZL3IY","short_pith_number":"pith:KOTIIGI6","canonical_record":{"source":{"id":"2304.05097","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-04-11T09:47:35Z","cross_cats_sorted":[],"title_canon_sha256":"4aacfe88c3a252531cee0091d0ee0e010589f3faf8d44e4ed2a1d264104f77c1","abstract_canon_sha256":"83dffefc1d68180a079d3c722ce47f3b3160015611ddc63db6a33c6a9e4aeafd"},"schema_version":"1.0"},"canonical_sha256":"53a684191e540f0881456ffbd1e57b462c4664e1996b98c0a67fc735906c9b41","source":{"kind":"arxiv","id":"2304.05097","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.05097","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"arxiv_version","alias_value":"2304.05097v1","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.05097","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_12","alias_value":"KOTIIGI6KQHQ","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_16","alias_value":"KOTIIGI6KQHQRAKF","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_8","alias_value":"KOTIIGI6","created_at":"2026-07-05T05:59:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:KOTIIGI6KQHQRAKFN755DZL3IY","target":"record","payload":{"canonical_record":{"source":{"id":"2304.05097","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-04-11T09:47:35Z","cross_cats_sorted":[],"title_canon_sha256":"4aacfe88c3a252531cee0091d0ee0e010589f3faf8d44e4ed2a1d264104f77c1","abstract_canon_sha256":"83dffefc1d68180a079d3c722ce47f3b3160015611ddc63db6a33c6a9e4aeafd"},"schema_version":"1.0"},"canonical_sha256":"53a684191e540f0881456ffbd1e57b462c4664e1996b98c0a67fc735906c9b41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:59:55.372205Z","signature_b64":"KPKGMWM01TmXPITOg19WKfT6vX1VKXRrwWm2wIXkvOehU5AgpQFPnPdned89Ug1a3hIT88ioy5o1p9XScTp7Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53a684191e540f0881456ffbd1e57b462c4664e1996b98c0a67fc735906c9b41","last_reissued_at":"2026-07-05T05:59:55.371846Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:59:55.371846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.05097","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":"2026-07-05T05:59:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KsFn0GoqvB7Z6+sFIhLK3QMbMBGLt8BJK3q7HnN27s3dwxUu8574VSImCX+/pNqvZyuIUg0d7Ol8TyfrWb3dBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T02:30:48.278740Z"},"content_sha256":"3819d97779af709abb45b2e816d6804fe58afa937d2f51b0f7d06a2e86c22d87","schema_version":"1.0","event_id":"sha256:3819d97779af709abb45b2e816d6804fe58afa937d2f51b0f7d06a2e86c22d87"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:KOTIIGI6KQHQRAKFN755DZL3IY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"One-Shot High-Fidelity Talking-Head Synthesis with Deformable Neural Radiance Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Bang Zhang, Bin Zhao, Dong Wang, Liefeng Bo, Longhao Zhang, Mulin Chen, Weichuang Li, Xuelong Li, Zhigang Wang, Zhongjian Wang","submitted_at":"2023-04-11T09:47:35Z","abstract_excerpt":"Talking head generation aims to generate faces that maintain the identity information of the source image and imitate the motion of the driving image. Most pioneering methods rely primarily on 2D representations and thus will inevitably suffer from face distortion when large head rotations are encountered. Recent works instead employ explicit 3D structural representations or implicit neural rendering to improve performance under large pose changes. Nevertheless, the fidelity of identity and expression is not so desirable, especially for novel-view synthesis. In this paper, we propose HiDe-NeRF"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.05097","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/2304.05097/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":"2026-07-05T05:59:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vJcSjDs6rUsaParHvmP8EF6XrIBj/kfGQAeYEjOkrOOj5zFK9zvWz2JG+flGmqAylV7NhM2dec2cubuTN079DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T02:30:48.279282Z"},"content_sha256":"2b4e411858da997b2346a672492cae466f1f34c576275e1be6eb2b9feaabc44e","schema_version":"1.0","event_id":"sha256:2b4e411858da997b2346a672492cae466f1f34c576275e1be6eb2b9feaabc44e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KOTIIGI6KQHQRAKFN755DZL3IY/bundle.json","state_url":"https://pith.science/pith/KOTIIGI6KQHQRAKFN755DZL3IY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KOTIIGI6KQHQRAKFN755DZL3IY/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":"2026-08-22T02:30:48Z","links":{"resolver":"https://pith.science/pith/KOTIIGI6KQHQRAKFN755DZL3IY","bundle":"https://pith.science/pith/KOTIIGI6KQHQRAKFN755DZL3IY/bundle.json","state":"https://pith.science/pith/KOTIIGI6KQHQRAKFN755DZL3IY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KOTIIGI6KQHQRAKFN755DZL3IY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:KOTIIGI6KQHQRAKFN755DZL3IY","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":"83dffefc1d68180a079d3c722ce47f3b3160015611ddc63db6a33c6a9e4aeafd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-04-11T09:47:35Z","title_canon_sha256":"4aacfe88c3a252531cee0091d0ee0e010589f3faf8d44e4ed2a1d264104f77c1"},"schema_version":"1.0","source":{"id":"2304.05097","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.05097","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"arxiv_version","alias_value":"2304.05097v1","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.05097","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_12","alias_value":"KOTIIGI6KQHQ","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_16","alias_value":"KOTIIGI6KQHQRAKF","created_at":"2026-07-05T05:59:55Z"},{"alias_kind":"pith_short_8","alias_value":"KOTIIGI6","created_at":"2026-07-05T05:59:55Z"}],"graph_snapshots":[{"event_id":"sha256:2b4e411858da997b2346a672492cae466f1f34c576275e1be6eb2b9feaabc44e","target":"graph","created_at":"2026-07-05T05:59:55Z","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/2304.05097/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Talking head generation aims to generate faces that maintain the identity information of the source image and imitate the motion of the driving image. Most pioneering methods rely primarily on 2D representations and thus will inevitably suffer from face distortion when large head rotations are encountered. Recent works instead employ explicit 3D structural representations or implicit neural rendering to improve performance under large pose changes. Nevertheless, the fidelity of identity and expression is not so desirable, especially for novel-view synthesis. In this paper, we propose HiDe-NeRF","authors_text":"Bang Zhang, Bin Zhao, Dong Wang, Liefeng Bo, Longhao Zhang, Mulin Chen, Weichuang Li, Xuelong Li, Zhigang Wang, Zhongjian Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-04-11T09:47:35Z","title":"One-Shot High-Fidelity Talking-Head Synthesis with Deformable Neural Radiance Field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.05097","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":"sha256:3819d97779af709abb45b2e816d6804fe58afa937d2f51b0f7d06a2e86c22d87","target":"record","created_at":"2026-07-05T05:59:55Z","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":"83dffefc1d68180a079d3c722ce47f3b3160015611ddc63db6a33c6a9e4aeafd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2023-04-11T09:47:35Z","title_canon_sha256":"4aacfe88c3a252531cee0091d0ee0e010589f3faf8d44e4ed2a1d264104f77c1"},"schema_version":"1.0","source":{"id":"2304.05097","kind":"arxiv","version":1}},"canonical_sha256":"53a684191e540f0881456ffbd1e57b462c4664e1996b98c0a67fc735906c9b41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53a684191e540f0881456ffbd1e57b462c4664e1996b98c0a67fc735906c9b41","first_computed_at":"2026-07-05T05:59:55.371846Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:59:55.371846Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KPKGMWM01TmXPITOg19WKfT6vX1VKXRrwWm2wIXkvOehU5AgpQFPnPdned89Ug1a3hIT88ioy5o1p9XScTp7Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:59:55.372205Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.05097","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3819d97779af709abb45b2e816d6804fe58afa937d2f51b0f7d06a2e86c22d87","sha256:2b4e411858da997b2346a672492cae466f1f34c576275e1be6eb2b9feaabc44e"],"state_sha256":"e6aaea08cc6e0d72f438dd3a1091b936ee1c8ea99920db25520e1ece3ec04828"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QHS+wsRgMaaP+NGrauK52FTa1BOoNk6aHHsBY8pQqy9S4iKpq3V1c6CoFuQ/7eZUi/7Z6L2mUd9Fdq3imZ9BCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T02:30:48.283615Z","bundle_sha256":"dcf42293764b218cc1b07e8ce9aa12dd205dffec7b8d15829b01c3cef855b8d8"}}