{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:UVA5WZTOHDEMYAN5S2TTRH3SSW","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":"13f05f1bb70e3e735290bc6b57a1ea8e1edd735333433a366974521e3b8fcda6","cross_cats_sorted":["cs.AI","physics.flu-dyn"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2024-03-18T14:57:47Z","title_canon_sha256":"2cf74c00fc949e4a2343982afc4f0debea612ce835314b6f03fb1033010630ac"},"schema_version":"1.0","source":{"id":"2403.13850","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.13850","created_at":"2026-07-05T07:58:50Z"},{"alias_kind":"arxiv_version","alias_value":"2403.13850v1","created_at":"2026-07-05T07:58:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.13850","created_at":"2026-07-05T07:58:50Z"},{"alias_kind":"pith_short_12","alias_value":"UVA5WZTOHDEM","created_at":"2026-07-05T07:58:50Z"},{"alias_kind":"pith_short_16","alias_value":"UVA5WZTOHDEMYAN5","created_at":"2026-07-05T07:58:50Z"},{"alias_kind":"pith_short_8","alias_value":"UVA5WZTO","created_at":"2026-07-05T07:58:50Z"}],"graph_snapshots":[{"event_id":"sha256:abc1e243e62592db97e94057e3dffe47014a92914623bb8bcdf82380162de43a","target":"graph","created_at":"2026-07-05T07:58:50Z","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/2403.13850/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper proposes a two-stage framework named ST-PAD for spatio-temporal fluid dynamics modeling in the field of earth sciences, aiming to achieve high-precision simulation and prediction of fluid dynamics through spatio-temporal physics awareness and parameter diffusion guidance. In the upstream stage, we design a vector quantization reconstruction module with temporal evolution characteristics, ensuring balanced and resilient parameter distribution by introducing general physical constraints. In the downstream stage, a diffusion probability network involving parameters is utilized to gener","authors_text":"Fan Xu, Gaofeng Lu, Hao Wu, Kun Wang, Weiyan Wang, Yang Wang, Yifan Duan, Yuxuan Liang, Ziwei Niu","cross_cats":["cs.AI","physics.flu-dyn"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2024-03-18T14:57:47Z","title":"Spatio-Temporal Fluid Dynamics Modeling via Physical-Awareness and Parameter Diffusion Guidance"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.13850","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":"sha256:1a8ef4234181f94a6a2751fa03953e4ae6a6ae301c62099384e4a4eca948cde3","target":"record","created_at":"2026-07-05T07:58:50Z","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":"13f05f1bb70e3e735290bc6b57a1ea8e1edd735333433a366974521e3b8fcda6","cross_cats_sorted":["cs.AI","physics.flu-dyn"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.LG","submitted_at":"2024-03-18T14:57:47Z","title_canon_sha256":"2cf74c00fc949e4a2343982afc4f0debea612ce835314b6f03fb1033010630ac"},"schema_version":"1.0","source":{"id":"2403.13850","kind":"arxiv","version":1}},"canonical_sha256":"a541db666e38c8cc01bd96a7389f7295b96b00f176e123d4bd9419649d5b10b0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a541db666e38c8cc01bd96a7389f7295b96b00f176e123d4bd9419649d5b10b0","first_computed_at":"2026-07-05T07:58:50.990696Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:58:50.990696Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X18QkrWq3xz4/wnKVWUIix2vRb/CFIC3HM4kgsLb8KmIkuQ8gehj8h95Ia9vymJqioWWpRaXTBnM/159LVcACQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:58:50.991329Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.13850","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a8ef4234181f94a6a2751fa03953e4ae6a6ae301c62099384e4a4eca948cde3","sha256:abc1e243e62592db97e94057e3dffe47014a92914623bb8bcdf82380162de43a"],"state_sha256":"5abebf3e494a1621c052d415dde2dffe301a0874b28f7af1d5149c6e92a80333"}