{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:7EM4H6WYTCLHUS7H3AX4G3ERBA","short_pith_number":"pith:7EM4H6WY","canonical_record":{"source":{"id":"2505.06525","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2025-05-10T05:57:18Z","cross_cats_sorted":[],"title_canon_sha256":"3ab7987764ee13ef0a73445e2d7222c20f72e4d544aa939f3a11c95d7231f709","abstract_canon_sha256":"a6bf04af4aa2d4d0e68cee639a9bbe407571696984db60d1ee392a10e610dc20"},"schema_version":"1.0"},"canonical_sha256":"f919c3fad898967a4be7d82fc36c91081e6da5f34665d70e01ae48541326449a","source":{"kind":"arxiv","id":"2505.06525","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06525","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06525v1","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06525","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"7EM4H6WYTCLH","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_16","alias_value":"7EM4H6WYTCLHUS7H","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_8","alias_value":"7EM4H6WY","created_at":"2026-07-05T11:01:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:7EM4H6WYTCLHUS7H3AX4G3ERBA","target":"record","payload":{"canonical_record":{"source":{"id":"2505.06525","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2025-05-10T05:57:18Z","cross_cats_sorted":[],"title_canon_sha256":"3ab7987764ee13ef0a73445e2d7222c20f72e4d544aa939f3a11c95d7231f709","abstract_canon_sha256":"a6bf04af4aa2d4d0e68cee639a9bbe407571696984db60d1ee392a10e610dc20"},"schema_version":"1.0"},"canonical_sha256":"f919c3fad898967a4be7d82fc36c91081e6da5f34665d70e01ae48541326449a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:01:11.071205Z","signature_b64":"czjTdBoWINpigUIaeeCWcJ5GY8wwNDPl4GY98GI+vbs3UGOA0qMvhtNIEeD7Awi6Jz5LK3IRUmpW6yKz+1Y5DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f919c3fad898967a4be7d82fc36c91081e6da5f34665d70e01ae48541326449a","last_reissued_at":"2026-07-05T11:01:11.070724Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:01:11.070724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.06525","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zpnXBXybA9bOYaHXVZtDA67gW7UitugV9kSAcDvc2bWRTQ6fwbaiWRNHy3GuzOwTYgi6bcOFXZnUHCzLtTGeBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:04:01.331715Z"},"content_sha256":"0e6dd485473f2fee12455cc234bd0741e2e3e8fa53249ba91076d29bfb993fc8","schema_version":"1.0","event_id":"sha256:0e6dd485473f2fee12455cc234bd0741e2e3e8fa53249ba91076d29bfb993fc8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:7EM4H6WYTCLHUS7H3AX4G3ERBA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adaptive Physics-Informed System Modeling with Control for Nonlinear Structural System Estimation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nlin.AO","authors_text":"Biqi Chen, Chenyu Zhang, Jun Zhang, Ying Wang","submitted_at":"2025-05-10T05:57:18Z","abstract_excerpt":"Accurately capturing the nonlinear dynamic behavior of structures remains a significant challenge in mechanics and engineering. Traditional physics-based models and data-driven approaches often struggle to simultaneously ensure model interpretability, noise robustness, and estimation optimality. To address this issue, this paper proposes an Adaptive Physics-Informed System Modeling with Control (APSMC) framework. By integrating Kalman filter-based state estimation with physics-constrained proximal gradient optimization, the framework adaptively updates time-varying state-space model parameters"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06525","kind":"arxiv","version":1},"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/2505.06525/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":"2026-07-05T11:01:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BPyy9eZ5mlgf9dH49Jl/ndoptHdAxSqP4dNRSmHj7PgSDmXbSeOWwiz9n4AezdQNHtAk9kBA8ENfzjKEXhbKDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T18:04:01.333090Z"},"content_sha256":"d0c8943ee90283f32bb720b13ce68b36a26f242a5bcf65c63e9bddd3bf4fca27","schema_version":"1.0","event_id":"sha256:d0c8943ee90283f32bb720b13ce68b36a26f242a5bcf65c63e9bddd3bf4fca27"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/bundle.json","state_url":"https://pith.science/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/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":"2026-08-16T18:04:01Z","links":{"resolver":"https://pith.science/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA","bundle":"https://pith.science/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/bundle.json","state":"https://pith.science/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7EM4H6WYTCLHUS7H3AX4G3ERBA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:7EM4H6WYTCLHUS7H3AX4G3ERBA","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":"a6bf04af4aa2d4d0e68cee639a9bbe407571696984db60d1ee392a10e610dc20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2025-05-10T05:57:18Z","title_canon_sha256":"3ab7987764ee13ef0a73445e2d7222c20f72e4d544aa939f3a11c95d7231f709"},"schema_version":"1.0","source":{"id":"2505.06525","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06525","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06525v1","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06525","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_12","alias_value":"7EM4H6WYTCLH","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_16","alias_value":"7EM4H6WYTCLHUS7H","created_at":"2026-07-05T11:01:11Z"},{"alias_kind":"pith_short_8","alias_value":"7EM4H6WY","created_at":"2026-07-05T11:01:11Z"}],"graph_snapshots":[{"event_id":"sha256:d0c8943ee90283f32bb720b13ce68b36a26f242a5bcf65c63e9bddd3bf4fca27","target":"graph","created_at":"2026-07-05T11:01:11Z","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/2505.06525/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurately capturing the nonlinear dynamic behavior of structures remains a significant challenge in mechanics and engineering. Traditional physics-based models and data-driven approaches often struggle to simultaneously ensure model interpretability, noise robustness, and estimation optimality. To address this issue, this paper proposes an Adaptive Physics-Informed System Modeling with Control (APSMC) framework. By integrating Kalman filter-based state estimation with physics-constrained proximal gradient optimization, the framework adaptively updates time-varying state-space model parameters","authors_text":"Biqi Chen, Chenyu Zhang, Jun Zhang, Ying Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2025-05-10T05:57:18Z","title":"Adaptive Physics-Informed System Modeling with Control for Nonlinear Structural System Estimation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06525","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":"sha256:0e6dd485473f2fee12455cc234bd0741e2e3e8fa53249ba91076d29bfb993fc8","target":"record","created_at":"2026-07-05T11:01:11Z","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":"a6bf04af4aa2d4d0e68cee639a9bbe407571696984db60d1ee392a10e610dc20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.AO","submitted_at":"2025-05-10T05:57:18Z","title_canon_sha256":"3ab7987764ee13ef0a73445e2d7222c20f72e4d544aa939f3a11c95d7231f709"},"schema_version":"1.0","source":{"id":"2505.06525","kind":"arxiv","version":1}},"canonical_sha256":"f919c3fad898967a4be7d82fc36c91081e6da5f34665d70e01ae48541326449a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f919c3fad898967a4be7d82fc36c91081e6da5f34665d70e01ae48541326449a","first_computed_at":"2026-07-05T11:01:11.070724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:01:11.070724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"czjTdBoWINpigUIaeeCWcJ5GY8wwNDPl4GY98GI+vbs3UGOA0qMvhtNIEeD7Awi6Jz5LK3IRUmpW6yKz+1Y5DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:01:11.071205Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.06525","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e6dd485473f2fee12455cc234bd0741e2e3e8fa53249ba91076d29bfb993fc8","sha256:d0c8943ee90283f32bb720b13ce68b36a26f242a5bcf65c63e9bddd3bf4fca27"],"state_sha256":"a2ac5012414a9479ceddf980b70b23e1cf607841d93be5bbc57a134317b25eba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xoZHw1cTjKtBMa8dBFT6mgEYC4joMVH4yACxRXl02gg0Oh3zJM8VPX3vyLm4mRHoi8zcfuGCZoNyuNyYWtrCDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T18:04:01.405539Z","bundle_sha256":"ab658178f0bd9d4de5d2813e1250a254fc8be0275fcf92e9df677c2e4a77231c"}}