{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:KQZ6S6VZKGFWEXSPKG76X2HB34","short_pith_number":"pith:KQZ6S6VZ","canonical_record":{"source":{"id":"2405.14903","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-05-22T21:16:59Z","cross_cats_sorted":["cs.AI","cs.GR"],"title_canon_sha256":"df3f27d9720ddac8741dc5e3bfe00a561d4b074e19babc2d9a647ca5151f87a3","abstract_canon_sha256":"126613f3a8c4620c7a8d07273e8e2190696c84f2af934d47c28bfc572246e5c2"},"schema_version":"1.0"},"canonical_sha256":"5433e97ab9518b625e4f51bfebe8e1df395b6f1967c51e6de6ca3a034a8009bf","source":{"kind":"arxiv","id":"2405.14903","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.14903","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"arxiv_version","alias_value":"2405.14903v2","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.14903","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_12","alias_value":"KQZ6S6VZKGFW","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_16","alias_value":"KQZ6S6VZKGFWEXSP","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_8","alias_value":"KQZ6S6VZ","created_at":"2026-07-05T09:29:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:KQZ6S6VZKGFWEXSPKG76X2HB34","target":"record","payload":{"canonical_record":{"source":{"id":"2405.14903","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-05-22T21:16:59Z","cross_cats_sorted":["cs.AI","cs.GR"],"title_canon_sha256":"df3f27d9720ddac8741dc5e3bfe00a561d4b074e19babc2d9a647ca5151f87a3","abstract_canon_sha256":"126613f3a8c4620c7a8d07273e8e2190696c84f2af934d47c28bfc572246e5c2"},"schema_version":"1.0"},"canonical_sha256":"5433e97ab9518b625e4f51bfebe8e1df395b6f1967c51e6de6ca3a034a8009bf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:29:28.884762Z","signature_b64":"IqRpWn5HRuwznwg0YDaQiU7XIaQqwQ7XFgLPFAz14bAEksyclQC3EBxCYGFXEIum3w5XxmQYYnJgQ0xhUhSvDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5433e97ab9518b625e4f51bfebe8e1df395b6f1967c51e6de6ca3a034a8009bf","last_reissued_at":"2026-07-05T09:29:28.884293Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:29:28.884293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2405.14903","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:29:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yk92aun9tcuyI+BJZhbmZ7rU0JTuoZVHIo2jYYKnwRmgW/z1Kar6qhlJzcrtY/qRg65WkeNM+nQ5+q0dEmWODQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T00:12:30.115210Z"},"content_sha256":"65234d2fae41c1180fa159024b2cec7bfd5c967539a1ad57635ceb09bed3dc44","schema_version":"1.0","event_id":"sha256:65234d2fae41c1180fa159024b2cec7bfd5c967539a1ad57635ceb09bed3dc44"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:KQZ6S6VZKGFWEXSPKG76X2HB34","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"NeuralFluid: Neural Fluidic System Design and Control with Differentiable Simulation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI","cs.GR"],"primary_cat":"physics.flu-dyn","authors_text":"Bo Zhu, Eftychios Sifakis, Pingchuan Ma, Tao Du, Wojciech Matusik, Yifei Li, Yuchen Sun","submitted_at":"2024-05-22T21:16:59Z","abstract_excerpt":"We present a novel framework to explore neural control and design of complex fluidic systems with dynamic solid boundaries. Our system features a fast differentiable Navier-Stokes solver with solid-fluid interface handling, a low-dimensional differentiable parametric geometry representation, a control-shape co-design algorithm, and gym-like simulation environments to facilitate various fluidic control design applications. Additionally, we present a benchmark of design, control, and learning tasks on high-fidelity, high-resolution dynamic fluid environments that pose challenges for existing dif"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.14903","kind":"arxiv","version":2},"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/2405.14903/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":"2026-07-05T09:29:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lgV5y1w9C9vQaRBnijfmIM8QlRU59dLjggv9cFtvtrCWEsNSaKrlYRDJ1GkIVDFpSzd7p+wDUu0ulJXWTvjvAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T00:12:30.122079Z"},"content_sha256":"9ac488159eb3e3b0181c51bbe440770941ae67aeec4bb895e9fdb2270550eb22","schema_version":"1.0","event_id":"sha256:9ac488159eb3e3b0181c51bbe440770941ae67aeec4bb895e9fdb2270550eb22"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/bundle.json","state_url":"https://pith.science/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/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":"2026-08-14T00:12:30Z","links":{"resolver":"https://pith.science/pith/KQZ6S6VZKGFWEXSPKG76X2HB34","bundle":"https://pith.science/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/bundle.json","state":"https://pith.science/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KQZ6S6VZKGFWEXSPKG76X2HB34/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:KQZ6S6VZKGFWEXSPKG76X2HB34","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":"126613f3a8c4620c7a8d07273e8e2190696c84f2af934d47c28bfc572246e5c2","cross_cats_sorted":["cs.AI","cs.GR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-05-22T21:16:59Z","title_canon_sha256":"df3f27d9720ddac8741dc5e3bfe00a561d4b074e19babc2d9a647ca5151f87a3"},"schema_version":"1.0","source":{"id":"2405.14903","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.14903","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"arxiv_version","alias_value":"2405.14903v2","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.14903","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_12","alias_value":"KQZ6S6VZKGFW","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_16","alias_value":"KQZ6S6VZKGFWEXSP","created_at":"2026-07-05T09:29:28Z"},{"alias_kind":"pith_short_8","alias_value":"KQZ6S6VZ","created_at":"2026-07-05T09:29:28Z"}],"graph_snapshots":[{"event_id":"sha256:9ac488159eb3e3b0181c51bbe440770941ae67aeec4bb895e9fdb2270550eb22","target":"graph","created_at":"2026-07-05T09:29:28Z","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/2405.14903/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a novel framework to explore neural control and design of complex fluidic systems with dynamic solid boundaries. Our system features a fast differentiable Navier-Stokes solver with solid-fluid interface handling, a low-dimensional differentiable parametric geometry representation, a control-shape co-design algorithm, and gym-like simulation environments to facilitate various fluidic control design applications. Additionally, we present a benchmark of design, control, and learning tasks on high-fidelity, high-resolution dynamic fluid environments that pose challenges for existing dif","authors_text":"Bo Zhu, Eftychios Sifakis, Pingchuan Ma, Tao Du, Wojciech Matusik, Yifei Li, Yuchen Sun","cross_cats":["cs.AI","cs.GR"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-05-22T21:16:59Z","title":"NeuralFluid: Neural Fluidic System Design and Control with Differentiable Simulation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.14903","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":"sha256:65234d2fae41c1180fa159024b2cec7bfd5c967539a1ad57635ceb09bed3dc44","target":"record","created_at":"2026-07-05T09:29:28Z","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":"126613f3a8c4620c7a8d07273e8e2190696c84f2af934d47c28bfc572246e5c2","cross_cats_sorted":["cs.AI","cs.GR"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-05-22T21:16:59Z","title_canon_sha256":"df3f27d9720ddac8741dc5e3bfe00a561d4b074e19babc2d9a647ca5151f87a3"},"schema_version":"1.0","source":{"id":"2405.14903","kind":"arxiv","version":2}},"canonical_sha256":"5433e97ab9518b625e4f51bfebe8e1df395b6f1967c51e6de6ca3a034a8009bf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5433e97ab9518b625e4f51bfebe8e1df395b6f1967c51e6de6ca3a034a8009bf","first_computed_at":"2026-07-05T09:29:28.884293Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:29:28.884293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IqRpWn5HRuwznwg0YDaQiU7XIaQqwQ7XFgLPFAz14bAEksyclQC3EBxCYGFXEIum3w5XxmQYYnJgQ0xhUhSvDA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:29:28.884762Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.14903","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:65234d2fae41c1180fa159024b2cec7bfd5c967539a1ad57635ceb09bed3dc44","sha256:9ac488159eb3e3b0181c51bbe440770941ae67aeec4bb895e9fdb2270550eb22"],"state_sha256":"1476529bf609a82ec135c5618d3aa64e252934ae4097c3ee0330f5db155a690f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t4d0grmyVOp97y7s1/IeoKUtQfZt6gmsKTGEfIdy9isT/2l0cN36zrBSuMljFUFPHGQxzD681Lbcr6sqGg2hCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T00:12:30.317784Z","bundle_sha256":"8f34e55dff3dc8402f0177354a05680ce6377a16ea912db6457f9acbea1cfc8e"}}