{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:QIUEF725UWDJQK2A2KAYSA44OT","short_pith_number":"pith:QIUEF725","canonical_record":{"source":{"id":"2012.12247","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T18:46:12Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"a16a97fb9de4def6e631a768f727696477b02b4c619452c77969da49b3f7d479","abstract_canon_sha256":"90cf365c455b69e8a7da3b298df883b90a61df6d530a55d6e007ba5cabe42d79"},"schema_version":"1.0"},"canonical_sha256":"822842ff5da586982b40d28189039c74e0430b9df156fd6989a7d4d3fe892df0","source":{"kind":"arxiv","id":"2012.12247","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.12247","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"2012.12247v4","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.12247","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"QIUEF725UWDJ","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_16","alias_value":"QIUEF725UWDJQK2A","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_8","alias_value":"QIUEF725","created_at":"2026-07-05T03:07:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:QIUEF725UWDJQK2A2KAYSA44OT","target":"record","payload":{"canonical_record":{"source":{"id":"2012.12247","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T18:46:12Z","cross_cats_sorted":["cs.GR"],"title_canon_sha256":"a16a97fb9de4def6e631a768f727696477b02b4c619452c77969da49b3f7d479","abstract_canon_sha256":"90cf365c455b69e8a7da3b298df883b90a61df6d530a55d6e007ba5cabe42d79"},"schema_version":"1.0"},"canonical_sha256":"822842ff5da586982b40d28189039c74e0430b9df156fd6989a7d4d3fe892df0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:07:45.895416Z","signature_b64":"XMdlSAjhV7xniCnOss8HCX8X4/Y0+wg7gLcZjagM4vGyelfHeWOo09QB6qhZnB0fAT3bQ2aioBxM2Ru9oS4SCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"822842ff5da586982b40d28189039c74e0430b9df156fd6989a7d4d3fe892df0","last_reissued_at":"2026-07-05T03:07:45.894905Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:07:45.894905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.12247","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":"2026-07-05T03:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Oxn2m3YCE0p4nJ+/40En/0pIh98Bo97hvJuPT8FrL0yZ8qU06Rg4kkPQw3pyKM13XByEndMlgz4KTfqxf5J4Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:59.926500Z"},"content_sha256":"9225ed39fc43ba6743c4608c695315e35e8e9dcf3445a11b408a36d81c13f960","schema_version":"1.0","event_id":"sha256:9225ed39fc43ba6743c4608c695315e35e8e9dcf3445a11b408a36d81c13f960"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:QIUEF725UWDJQK2A2KAYSA44OT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-Rigid Neural Radiance Fields: Reconstruction and Novel View Synthesis of a Dynamic Scene From Monocular Video","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.GR"],"primary_cat":"cs.CV","authors_text":"Ayush Tewari, Christian Theobalt, Christoph Lassner, Edgar Tretschk, Michael Zollh\\\"ofer, Vladislav Golyanik","submitted_at":"2020-12-22T18:46:12Z","abstract_excerpt":"We present Non-Rigid Neural Radiance Fields (NR-NeRF), a reconstruction and novel view synthesis approach for general non-rigid dynamic scenes. Our approach takes RGB images of a dynamic scene as input (e.g., from a monocular video recording), and creates a high-quality space-time geometry and appearance representation. We show that a single handheld consumer-grade camera is sufficient to synthesize sophisticated renderings of a dynamic scene from novel virtual camera views, e.g. a `bullet-time' video effect. NR-NeRF disentangles the dynamic scene into a canonical volume and its deformation. S"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.12247","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/2012.12247/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":"2026-07-05T03:07:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"owUWP4MozkPwut/fldR9LDIs3RQHzllvcawcXYHZEnE1zxIJirriVUTouWkju8S2Y5+RRfWmzb/G9iKz3Aa7DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T22:52:59.926983Z"},"content_sha256":"3603bc49f523665f21e7d002bb16f8512fec59bcbcddc89f2c02d9fa2dc3044c","schema_version":"1.0","event_id":"sha256:3603bc49f523665f21e7d002bb16f8512fec59bcbcddc89f2c02d9fa2dc3044c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QIUEF725UWDJQK2A2KAYSA44OT/bundle.json","state_url":"https://pith.science/pith/QIUEF725UWDJQK2A2KAYSA44OT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QIUEF725UWDJQK2A2KAYSA44OT/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":"2026-08-06T22:52:59Z","links":{"resolver":"https://pith.science/pith/QIUEF725UWDJQK2A2KAYSA44OT","bundle":"https://pith.science/pith/QIUEF725UWDJQK2A2KAYSA44OT/bundle.json","state":"https://pith.science/pith/QIUEF725UWDJQK2A2KAYSA44OT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QIUEF725UWDJQK2A2KAYSA44OT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:QIUEF725UWDJQK2A2KAYSA44OT","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":"90cf365c455b69e8a7da3b298df883b90a61df6d530a55d6e007ba5cabe42d79","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T18:46:12Z","title_canon_sha256":"a16a97fb9de4def6e631a768f727696477b02b4c619452c77969da49b3f7d479"},"schema_version":"1.0","source":{"id":"2012.12247","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.12247","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"arxiv_version","alias_value":"2012.12247v4","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.12247","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_12","alias_value":"QIUEF725UWDJ","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_16","alias_value":"QIUEF725UWDJQK2A","created_at":"2026-07-05T03:07:45Z"},{"alias_kind":"pith_short_8","alias_value":"QIUEF725","created_at":"2026-07-05T03:07:45Z"}],"graph_snapshots":[{"event_id":"sha256:3603bc49f523665f21e7d002bb16f8512fec59bcbcddc89f2c02d9fa2dc3044c","target":"graph","created_at":"2026-07-05T03:07:45Z","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/2012.12247/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present Non-Rigid Neural Radiance Fields (NR-NeRF), a reconstruction and novel view synthesis approach for general non-rigid dynamic scenes. Our approach takes RGB images of a dynamic scene as input (e.g., from a monocular video recording), and creates a high-quality space-time geometry and appearance representation. We show that a single handheld consumer-grade camera is sufficient to synthesize sophisticated renderings of a dynamic scene from novel virtual camera views, e.g. a `bullet-time' video effect. NR-NeRF disentangles the dynamic scene into a canonical volume and its deformation. S","authors_text":"Ayush Tewari, Christian Theobalt, Christoph Lassner, Edgar Tretschk, Michael Zollh\\\"ofer, Vladislav Golyanik","cross_cats":["cs.GR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T18:46:12Z","title":"Non-Rigid Neural Radiance Fields: Reconstruction and Novel View Synthesis of a Dynamic Scene From Monocular Video"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.12247","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":"sha256:9225ed39fc43ba6743c4608c695315e35e8e9dcf3445a11b408a36d81c13f960","target":"record","created_at":"2026-07-05T03:07:45Z","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":"90cf365c455b69e8a7da3b298df883b90a61df6d530a55d6e007ba5cabe42d79","cross_cats_sorted":["cs.GR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-12-22T18:46:12Z","title_canon_sha256":"a16a97fb9de4def6e631a768f727696477b02b4c619452c77969da49b3f7d479"},"schema_version":"1.0","source":{"id":"2012.12247","kind":"arxiv","version":4}},"canonical_sha256":"822842ff5da586982b40d28189039c74e0430b9df156fd6989a7d4d3fe892df0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"822842ff5da586982b40d28189039c74e0430b9df156fd6989a7d4d3fe892df0","first_computed_at":"2026-07-05T03:07:45.894905Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:07:45.894905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XMdlSAjhV7xniCnOss8HCX8X4/Y0+wg7gLcZjagM4vGyelfHeWOo09QB6qhZnB0fAT3bQ2aioBxM2Ru9oS4SCw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:07:45.895416Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.12247","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9225ed39fc43ba6743c4608c695315e35e8e9dcf3445a11b408a36d81c13f960","sha256:3603bc49f523665f21e7d002bb16f8512fec59bcbcddc89f2c02d9fa2dc3044c"],"state_sha256":"89c7662ae4ffbc58eee93a9e36715a78828464a25c592cc079ae2e5c01fe040e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VpzEE62na/e27E1/K8Z9dgPkDpXERvo+nz8G/ETie/ct9CTe7fmx8t2ME2s7lf4l+JGrBxC8YusFcjhIJTaLDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T22:52:59.930270Z","bundle_sha256":"d66ee02ad22161cb5d1001f197da059636954f4567cbc76527f59b9220f5c287"}}