{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:3Z2ZI2AM6LPX7MQ57DJOVXYNGN","short_pith_number":"pith:3Z2ZI2AM","canonical_record":{"source":{"id":"2211.07519","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.OC","submitted_at":"2022-11-14T16:47:25Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"7e328f80b57b49dd433137a76b3d0c53d41426acc8510f10bc559d76f60e587f","abstract_canon_sha256":"07a19a8e6645e9f19bcbcea4763e7f6cf18bdd708414e099f217c7e3c3a702e2"},"schema_version":"1.0"},"canonical_sha256":"de7594680cf2df7fb21df8d2eadf0d3341574badaeeeb55e0c0dd3a9d7260c25","source":{"kind":"arxiv","id":"2211.07519","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.07519","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"arxiv_version","alias_value":"2211.07519v1","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.07519","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_12","alias_value":"3Z2ZI2AM6LPX","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_16","alias_value":"3Z2ZI2AM6LPX7MQ5","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_8","alias_value":"3Z2ZI2AM","created_at":"2026-07-05T05:15:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:3Z2ZI2AM6LPX7MQ57DJOVXYNGN","target":"record","payload":{"canonical_record":{"source":{"id":"2211.07519","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.OC","submitted_at":"2022-11-14T16:47:25Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"7e328f80b57b49dd433137a76b3d0c53d41426acc8510f10bc559d76f60e587f","abstract_canon_sha256":"07a19a8e6645e9f19bcbcea4763e7f6cf18bdd708414e099f217c7e3c3a702e2"},"schema_version":"1.0"},"canonical_sha256":"de7594680cf2df7fb21df8d2eadf0d3341574badaeeeb55e0c0dd3a9d7260c25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:15:54.522201Z","signature_b64":"RPjJushpXuIWIYEegRAdC/PQCP87Om6M3G2suHs6kLapCyexGCkGppaNZ3Tg68TlPCtPjcL4JVDiWWhnolqHDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"de7594680cf2df7fb21df8d2eadf0d3341574badaeeeb55e0c0dd3a9d7260c25","last_reissued_at":"2026-07-05T05:15:54.521805Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:15:54.521805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2211.07519","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":"2026-07-05T05:15:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t7stMUbvtkdaTKQCDxcJM8//Qjzcnizk4zOMt02rsHeHip+tzrXGvt82PwIvjpI3Kee1CsiNhnY8hL+7Pc5LCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T23:44:07.019418Z"},"content_sha256":"b500f94e01cd9b382a9062f53f739f76aab00e667d3d5ab40ae16bd538d53b50","schema_version":"1.0","event_id":"sha256:b500f94e01cd9b382a9062f53f739f76aab00e667d3d5ab40ae16bd538d53b50"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:3Z2ZI2AM6LPX7MQ57DJOVXYNGN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adaptive search space decomposition method for pre- and post- buckling analyses of space truss structures","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"math.OC","authors_text":"Bartolomeo Panto, Giuseppe Nicosia, Varun Ojha","submitted_at":"2022-11-14T16:47:25Z","abstract_excerpt":"The paper proposes a novel adaptive search space decomposition method and a novel gradient-free optimization-based formulation for the pre- and post-buckling analyses of space truss structures. Space trusses are often employed in structural engineering to build large steel constructions, such as bridges and domes, whose structural response is characterized by large displacements. Therefore, these structures are vulnerable to progressive collapses due to local or global buckling effects, leading to sudden failures. The method proposed in this paper allows the analysis of the load-equilibrium pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.07519","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/2211.07519/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":"2026-07-05T05:15:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yuCH/vmXnzUIFHVKWOEnZIaflp7aJ5EUioIm3+lxAUiDAUI/rMBD+LN1j9Xa7Lj/gQfUWlASmNbX+5uCnGqSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T23:44:07.020367Z"},"content_sha256":"7a960efe2418c1d64f9f595511e13ff311837d188b7956800b3098d0e753618a","schema_version":"1.0","event_id":"sha256:7a960efe2418c1d64f9f595511e13ff311837d188b7956800b3098d0e753618a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/bundle.json","state_url":"https://pith.science/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/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":"2026-08-03T23:44:07Z","links":{"resolver":"https://pith.science/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN","bundle":"https://pith.science/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/bundle.json","state":"https://pith.science/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3Z2ZI2AM6LPX7MQ57DJOVXYNGN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:3Z2ZI2AM6LPX7MQ57DJOVXYNGN","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":"07a19a8e6645e9f19bcbcea4763e7f6cf18bdd708414e099f217c7e3c3a702e2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.OC","submitted_at":"2022-11-14T16:47:25Z","title_canon_sha256":"7e328f80b57b49dd433137a76b3d0c53d41426acc8510f10bc559d76f60e587f"},"schema_version":"1.0","source":{"id":"2211.07519","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2211.07519","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"arxiv_version","alias_value":"2211.07519v1","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2211.07519","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_12","alias_value":"3Z2ZI2AM6LPX","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_16","alias_value":"3Z2ZI2AM6LPX7MQ5","created_at":"2026-07-05T05:15:54Z"},{"alias_kind":"pith_short_8","alias_value":"3Z2ZI2AM","created_at":"2026-07-05T05:15:54Z"}],"graph_snapshots":[{"event_id":"sha256:7a960efe2418c1d64f9f595511e13ff311837d188b7956800b3098d0e753618a","target":"graph","created_at":"2026-07-05T05:15:54Z","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/2211.07519/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The paper proposes a novel adaptive search space decomposition method and a novel gradient-free optimization-based formulation for the pre- and post-buckling analyses of space truss structures. Space trusses are often employed in structural engineering to build large steel constructions, such as bridges and domes, whose structural response is characterized by large displacements. Therefore, these structures are vulnerable to progressive collapses due to local or global buckling effects, leading to sudden failures. The method proposed in this paper allows the analysis of the load-equilibrium pa","authors_text":"Bartolomeo Panto, Giuseppe Nicosia, Varun Ojha","cross_cats":["cs.AI"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.OC","submitted_at":"2022-11-14T16:47:25Z","title":"Adaptive search space decomposition method for pre- and post- buckling analyses of space truss structures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2211.07519","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:b500f94e01cd9b382a9062f53f739f76aab00e667d3d5ab40ae16bd538d53b50","target":"record","created_at":"2026-07-05T05:15:54Z","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":"07a19a8e6645e9f19bcbcea4763e7f6cf18bdd708414e099f217c7e3c3a702e2","cross_cats_sorted":["cs.AI"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"math.OC","submitted_at":"2022-11-14T16:47:25Z","title_canon_sha256":"7e328f80b57b49dd433137a76b3d0c53d41426acc8510f10bc559d76f60e587f"},"schema_version":"1.0","source":{"id":"2211.07519","kind":"arxiv","version":1}},"canonical_sha256":"de7594680cf2df7fb21df8d2eadf0d3341574badaeeeb55e0c0dd3a9d7260c25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"de7594680cf2df7fb21df8d2eadf0d3341574badaeeeb55e0c0dd3a9d7260c25","first_computed_at":"2026-07-05T05:15:54.521805Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:15:54.521805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RPjJushpXuIWIYEegRAdC/PQCP87Om6M3G2suHs6kLapCyexGCkGppaNZ3Tg68TlPCtPjcL4JVDiWWhnolqHDg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:15:54.522201Z","signed_message":"canonical_sha256_bytes"},"source_id":"2211.07519","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b500f94e01cd9b382a9062f53f739f76aab00e667d3d5ab40ae16bd538d53b50","sha256:7a960efe2418c1d64f9f595511e13ff311837d188b7956800b3098d0e753618a"],"state_sha256":"232623a28b4c470ecee048ca626a37ab51174e0caf01ef0ac4ba68b3eeeb3690"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xblhUp7yuDegQpZSgADvgkHBjL9pXZwrKSfm2Ioab3s0cz/mNKjRpo0WKbm21LpR4EzCHNss2eE1YH1H8iv0DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T23:44:07.024527Z","bundle_sha256":"ec12c16b74841594c7e3a72d693ff1d46fc4bb8c1b1d04b160384ed4a71e7921"}}