{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:RLFPJZQAGQWQYAGVE2WSRYWE5M","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":"3e7727d24e695e55ad8f0774be9fc39ba1f6ac914aadfba80fdfc1b7f1d94602","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-03-18T07:04:02Z","title_canon_sha256":"74afb1e004e7557bd41cb2bdaf9847f1b4a7587d96d0f20e0d11786ca79464fe"},"schema_version":"1.0","source":{"id":"2603.17426","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.17426","created_at":"2026-06-29T01:14:30Z"},{"alias_kind":"arxiv_version","alias_value":"2603.17426v2","created_at":"2026-06-29T01:14:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.17426","created_at":"2026-06-29T01:14:30Z"},{"alias_kind":"pith_short_12","alias_value":"RLFPJZQAGQWQ","created_at":"2026-06-29T01:14:30Z"},{"alias_kind":"pith_short_16","alias_value":"RLFPJZQAGQWQYAGV","created_at":"2026-06-29T01:14:30Z"},{"alias_kind":"pith_short_8","alias_value":"RLFPJZQA","created_at":"2026-06-29T01:14:30Z"}],"graph_snapshots":[{"event_id":"sha256:f5141d1dd588e00cf7036c621de148af0f81333ae6e0fc3297c5b45de07aad00","target":"graph","created_at":"2026-06-29T01:14:30Z","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/2603.17426/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Image-conditioned video diffusion models achieve impressive visual realism but often suffer from weakened motion fidelity, e.g., reduced motion dynamics or degraded long-term temporal coherence, especially after fine-tuning. We study motion alignment in video diffusion models post-training. To address this, we introduce pixel-motion rewards based on pixel flux dynamics, capturing both instantaneous and long-term motion consistency. We further propose \\underline{S}mooth \\underline{H}ybr\\underline{i}d \\underline{F}ine-\\underline{t}uning (SHIFT), a scalable reward-driven framework that unifies su","authors_text":"Duo Su, Jun Zhu, Mengfei Xia, Wenjia Yang, Xiaoyang Liu, Xi Ye, Yangyang Xu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-03-18T07:04:02Z","title":"SHIFT: Motion Alignment in Video Diffusion Models with Adversarial Hybrid Fine-Tuning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.17426","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":"sha256:73bbf92b9cb9bb8ce5c97466a30846f862dab0f5340c5817314b41f99c9f435a","target":"record","created_at":"2026-06-29T01:14:30Z","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":"3e7727d24e695e55ad8f0774be9fc39ba1f6ac914aadfba80fdfc1b7f1d94602","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-03-18T07:04:02Z","title_canon_sha256":"74afb1e004e7557bd41cb2bdaf9847f1b4a7587d96d0f20e0d11786ca79464fe"},"schema_version":"1.0","source":{"id":"2603.17426","kind":"arxiv","version":2}},"canonical_sha256":"8acaf4e600342d0c00d526ad28e2c4eb376c6afbf8cd3456533cae3e83e00843","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8acaf4e600342d0c00d526ad28e2c4eb376c6afbf8cd3456533cae3e83e00843","first_computed_at":"2026-06-29T01:14:30.416860Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-29T01:14:30.416860Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UGkxB+vvtGwuwpuA/lJNfdFKewrHHC/aD4uuoe3MHj0u0KBmvV0D/mQHU+TC20HA+ZJkbp5kd1zrejFScMstDA==","signature_status":"signed_v1","signed_at":"2026-06-29T01:14:30.417334Z","signed_message":"canonical_sha256_bytes"},"source_id":"2603.17426","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73bbf92b9cb9bb8ce5c97466a30846f862dab0f5340c5817314b41f99c9f435a","sha256:f5141d1dd588e00cf7036c621de148af0f81333ae6e0fc3297c5b45de07aad00"],"state_sha256":"f90e05bfdf45dac2466e9994a35088a2f1f91932ca6f49e13e568f9b8c9fc871"}