{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:VBRVUZEM6NFKLFKWFCZERHSEE3","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":"792fff68d9db2aab92dace427b344f35a1b78bb96abdac1e2a78dca324175579","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2026-01-24T09:10:28Z","title_canon_sha256":"9c7ebf593dfdce57fd69ca3f29d8dde4df6a56f208cd8d9c21ae4affe6dc1336"},"schema_version":"1.0","source":{"id":"2601.17382","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2601.17382","created_at":"2026-05-20T00:04:23Z"},{"alias_kind":"arxiv_version","alias_value":"2601.17382v2","created_at":"2026-05-20T00:04:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.17382","created_at":"2026-05-20T00:04:23Z"},{"alias_kind":"pith_short_12","alias_value":"VBRVUZEM6NFK","created_at":"2026-05-20T00:04:23Z"},{"alias_kind":"pith_short_16","alias_value":"VBRVUZEM6NFKLFKW","created_at":"2026-05-20T00:04:23Z"},{"alias_kind":"pith_short_8","alias_value":"VBRVUZEM","created_at":"2026-05-20T00:04:23Z"}],"graph_snapshots":[{"event_id":"sha256:2699c5df00c787cc22d507eb139b6c47a9424fc9ae928b5a3048eaf24f948ee1","target":"graph","created_at":"2026-05-20T00:04:23Z","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/2601.17382/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Reaction-diffusion (RD) systems provide fundamental models for understanding self-organized spatiotemporal patterns across natural and engineered settings, yet reliable parameter estimation remains challenging, particularly when observations are sparse, noisy, and restricted to a subset of state variables. We introduce CLIP (Curriculum Learning Identification via PINNs), a physics-guided framework built on physics-informed neural networks for joint parameter inference and hidden-state reconstruction under partial observability. Leveraging the physical separability of RD systems, the CLIP train","authors_text":"Hanyu Zhou, Yaomin Zhao, Yuansheng Cao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2026-01-24T09:10:28Z","title":"Physics-guided curriculum learning for the identification of reaction-diffusion dynamics from partial observations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2601.17382","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":"sha256:8d16c4004133d82d19ccb7d76ef06badc96896493aacd808577f6d9ecafbf019","target":"record","created_at":"2026-05-20T00:04:23Z","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":"792fff68d9db2aab92dace427b344f35a1b78bb96abdac1e2a78dca324175579","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2026-01-24T09:10:28Z","title_canon_sha256":"9c7ebf593dfdce57fd69ca3f29d8dde4df6a56f208cd8d9c21ae4affe6dc1336"},"schema_version":"1.0","source":{"id":"2601.17382","kind":"arxiv","version":2}},"canonical_sha256":"a8635a648cf34aa5955628b2489e4426c78da17d8bceaecc5cc59351c6b326a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8635a648cf34aa5955628b2489e4426c78da17d8bceaecc5cc59351c6b326a0","first_computed_at":"2026-05-20T00:04:23.067224Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:04:23.067224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sEymaTOyzO+9Oam94Nv2/P30hh+YJoPCagUgIc2z03CoSbULq1OS+5j4egF1/VLDv2nuWMopsMjzUtT8xXy2Dw==","signature_status":"signed_v1","signed_at":"2026-05-20T00:04:23.068055Z","signed_message":"canonical_sha256_bytes"},"source_id":"2601.17382","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d16c4004133d82d19ccb7d76ef06badc96896493aacd808577f6d9ecafbf019","sha256:2699c5df00c787cc22d507eb139b6c47a9424fc9ae928b5a3048eaf24f948ee1"],"state_sha256":"d61c9f74bb9b5cefbd5e350c7124348f2dd3a51e8d937dc008398b852091102e"}