{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:R3D7T3NR6ASNKQJ2UG36JIKK66","short_pith_number":"pith:R3D7T3NR","canonical_record":{"source":{"id":"2303.08320","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-03-15T02:16:39Z","cross_cats_sorted":[],"title_canon_sha256":"5eab00670348f865b3af56d72085e0ea734ed384ec229bfa21625918c9820d63","abstract_canon_sha256":"46e1e2fbdf9d3e09b7b486e6ad48dc42edee1d2d08ef049870b3321aac01ff6c"},"schema_version":"1.0"},"canonical_sha256":"8ec7f9edb1f024d5413aa1b7e4a14af7a62dc816edbd6b82ccd2c1fdb85f42d5","source":{"kind":"arxiv","id":"2303.08320","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.08320","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"arxiv_version","alias_value":"2303.08320v4","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.08320","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_12","alias_value":"R3D7T3NR6ASN","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_16","alias_value":"R3D7T3NR6ASNKQJ2","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_8","alias_value":"R3D7T3NR","created_at":"2026-07-05T07:00:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:R3D7T3NR6ASNKQJ2UG36JIKK66","target":"record","payload":{"canonical_record":{"source":{"id":"2303.08320","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-03-15T02:16:39Z","cross_cats_sorted":[],"title_canon_sha256":"5eab00670348f865b3af56d72085e0ea734ed384ec229bfa21625918c9820d63","abstract_canon_sha256":"46e1e2fbdf9d3e09b7b486e6ad48dc42edee1d2d08ef049870b3321aac01ff6c"},"schema_version":"1.0"},"canonical_sha256":"8ec7f9edb1f024d5413aa1b7e4a14af7a62dc816edbd6b82ccd2c1fdb85f42d5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:00:21.929143Z","signature_b64":"YUS0Jj16i3xg/5QFrFBqC6+cwthFZTAfVwVjJb2s3pkKy9+pOo0CdSAlXUvMJSTFoH1aSkTVOWqfZ3jdPfQHDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ec7f9edb1f024d5413aa1b7e4a14af7a62dc816edbd6b82ccd2c1fdb85f42d5","last_reissued_at":"2026-07-05T07:00:21.928644Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:00:21.928644Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2303.08320","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":"2026-07-05T07:00:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c1jCzaSCukPOeieLniN5wL4Fpm5QL6LtFKBQy9SDF2U5xVgpZ5m5g+PoHHXwxXm5n1ptIHH2SXwT4XqgDB3EDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T21:34:31.422787Z"},"content_sha256":"1f83ecede63a8a023196aedbd341c779ba2b89bf3c319784d290084aba6d6de0","schema_version":"1.0","event_id":"sha256:1f83ecede63a8a023196aedbd341c779ba2b89bf3c319784d290084aba6d6de0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:R3D7T3NR6ASNKQJ2UG36JIKK66","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"VideoFusion: Decomposed Diffusion Models for High-Quality Video Generation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Dayou Chen, Deli Zhao, Jingren Zhou, Liang Wang, Tieniu Tan, Yan Huang, Yingya Zhang, Yujun Shen, Zhengxiong Luo","submitted_at":"2023-03-15T02:16:39Z","abstract_excerpt":"A diffusion probabilistic model (DPM), which constructs a forward diffusion process by gradually adding noise to data points and learns the reverse denoising process to generate new samples, has been shown to handle complex data distribution. Despite its recent success in image synthesis, applying DPMs to video generation is still challenging due to high-dimensional data spaces. Previous methods usually adopt a standard diffusion process, where frames in the same video clip are destroyed with independent noises, ignoring the content redundancy and temporal correlation. This work presents a dec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.08320","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/2303.08320/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":"2026-07-05T07:00:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B/ch8fRZq4gdohwILG8y9fg0LdaYOkmhQepGX8NRmxLBQ8h62cvkneX/4XvGwT6OGsa/AxES2RJ1vl7pFHyvCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T21:34:31.423172Z"},"content_sha256":"9fb7e32e254e718c426f25ae973d4b1296d72a1e363eb9ab42d3449fac3ef019","schema_version":"1.0","event_id":"sha256:9fb7e32e254e718c426f25ae973d4b1296d72a1e363eb9ab42d3449fac3ef019"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/bundle.json","state_url":"https://pith.science/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/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":"2026-08-03T21:34:31Z","links":{"resolver":"https://pith.science/pith/R3D7T3NR6ASNKQJ2UG36JIKK66","bundle":"https://pith.science/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/bundle.json","state":"https://pith.science/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R3D7T3NR6ASNKQJ2UG36JIKK66/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:R3D7T3NR6ASNKQJ2UG36JIKK66","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":"46e1e2fbdf9d3e09b7b486e6ad48dc42edee1d2d08ef049870b3321aac01ff6c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-03-15T02:16:39Z","title_canon_sha256":"5eab00670348f865b3af56d72085e0ea734ed384ec229bfa21625918c9820d63"},"schema_version":"1.0","source":{"id":"2303.08320","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.08320","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"arxiv_version","alias_value":"2303.08320v4","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.08320","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_12","alias_value":"R3D7T3NR6ASN","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_16","alias_value":"R3D7T3NR6ASNKQJ2","created_at":"2026-07-05T07:00:21Z"},{"alias_kind":"pith_short_8","alias_value":"R3D7T3NR","created_at":"2026-07-05T07:00:21Z"}],"graph_snapshots":[{"event_id":"sha256:9fb7e32e254e718c426f25ae973d4b1296d72a1e363eb9ab42d3449fac3ef019","target":"graph","created_at":"2026-07-05T07:00:21Z","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/2303.08320/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A diffusion probabilistic model (DPM), which constructs a forward diffusion process by gradually adding noise to data points and learns the reverse denoising process to generate new samples, has been shown to handle complex data distribution. Despite its recent success in image synthesis, applying DPMs to video generation is still challenging due to high-dimensional data spaces. Previous methods usually adopt a standard diffusion process, where frames in the same video clip are destroyed with independent noises, ignoring the content redundancy and temporal correlation. This work presents a dec","authors_text":"Dayou Chen, Deli Zhao, Jingren Zhou, Liang Wang, Tieniu Tan, Yan Huang, Yingya Zhang, Yujun Shen, Zhengxiong Luo","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-03-15T02:16:39Z","title":"VideoFusion: Decomposed Diffusion Models for High-Quality Video Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.08320","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":"sha256:1f83ecede63a8a023196aedbd341c779ba2b89bf3c319784d290084aba6d6de0","target":"record","created_at":"2026-07-05T07:00:21Z","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":"46e1e2fbdf9d3e09b7b486e6ad48dc42edee1d2d08ef049870b3321aac01ff6c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2023-03-15T02:16:39Z","title_canon_sha256":"5eab00670348f865b3af56d72085e0ea734ed384ec229bfa21625918c9820d63"},"schema_version":"1.0","source":{"id":"2303.08320","kind":"arxiv","version":4}},"canonical_sha256":"8ec7f9edb1f024d5413aa1b7e4a14af7a62dc816edbd6b82ccd2c1fdb85f42d5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ec7f9edb1f024d5413aa1b7e4a14af7a62dc816edbd6b82ccd2c1fdb85f42d5","first_computed_at":"2026-07-05T07:00:21.928644Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:00:21.928644Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YUS0Jj16i3xg/5QFrFBqC6+cwthFZTAfVwVjJb2s3pkKy9+pOo0CdSAlXUvMJSTFoH1aSkTVOWqfZ3jdPfQHDg==","signature_status":"signed_v1","signed_at":"2026-07-05T07:00:21.929143Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.08320","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f83ecede63a8a023196aedbd341c779ba2b89bf3c319784d290084aba6d6de0","sha256:9fb7e32e254e718c426f25ae973d4b1296d72a1e363eb9ab42d3449fac3ef019"],"state_sha256":"6c10151be2a8b6d563f023918e88130b7bc32bbccb8db876875bb804cf893572"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JSx0bkE/gvd6+ULvZbunglcf0U64+xtEcEr1gpMX2XyGv+0+BgiJK1xXwkAAWAXqC6v0XnUjkIgOXjtDExugBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T21:34:31.425391Z","bundle_sha256":"12e0cc22134a1b58ec5a31d3f4e155278dd847c9be1bf5eec62becbbd1d24959"}}