{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:FTUG5LYXYCFOYM2PV7GH7Q53YH","short_pith_number":"pith:FTUG5LYX","canonical_record":{"source":{"id":"1604.01367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2016-04-03T19:45:23Z","cross_cats_sorted":[],"title_canon_sha256":"7fed9e20c0bdfa4bc27559d14f7a53f0a6797530a25ed392cf82730ae4921696","abstract_canon_sha256":"ea78fae10006c1c76915eac5d497b9e31e37faab1c878c986f859cf5e25f217c"},"schema_version":"1.0"},"canonical_sha256":"2ce86eaf17c08aec334fafcc7fc3bbc1f58b8eff97a933dbdd1ec31532e84b77","source":{"kind":"arxiv","id":"1604.01367","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.01367","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"arxiv_version","alias_value":"1604.01367v1","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.01367","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"pith_short_12","alias_value":"FTUG5LYXYCFO","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FTUG5LYXYCFOYM2P","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FTUG5LYX","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:FTUG5LYXYCFOYM2PV7GH7Q53YH","target":"record","payload":{"canonical_record":{"source":{"id":"1604.01367","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2016-04-03T19:45:23Z","cross_cats_sorted":[],"title_canon_sha256":"7fed9e20c0bdfa4bc27559d14f7a53f0a6797530a25ed392cf82730ae4921696","abstract_canon_sha256":"ea78fae10006c1c76915eac5d497b9e31e37faab1c878c986f859cf5e25f217c"},"schema_version":"1.0"},"canonical_sha256":"2ce86eaf17c08aec334fafcc7fc3bbc1f58b8eff97a933dbdd1ec31532e84b77","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:17:38.404079Z","signature_b64":"2pXdwV53ZDTMQXDKBUmohbUiqFdu4UXy6rX1LSXhCpFmjUvY9Y/oHdbu4Wv4pekwWl1dy9O4mjeNF1RoEc0YAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ce86eaf17c08aec334fafcc7fc3bbc1f58b8eff97a933dbdd1ec31532e84b77","last_reissued_at":"2026-05-18T01:17:38.403396Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:17:38.403396Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.01367","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":"2026-05-18T01:17:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JBefDS/M32sNbks1cBxgJWQzUjB3MJQCKkicaUbs5zyDEZkKEyj7eT8JQrri/wEPFLc5lmAtZR9Lvwql4/lNDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:07:32.251202Z"},"content_sha256":"f3a47d433e4eb2ac3f2b6c038273b90b47df4dfca025e44d10ec86d27732441b","schema_version":"1.0","event_id":"sha256:f3a47d433e4eb2ac3f2b6c038273b90b47df4dfca025e44d10ec86d27732441b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:FTUG5LYXYCFOYM2PV7GH7Q53YH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Isogeometric nonlinear bending and buckling analysis of variable-thickness composite plate structures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"H. Nguyen-Xuan, Huan D. Phan, Q. Huynh-Van, Thu D. Phan, T. Le-Manh","submitted_at":"2016-04-03T19:45:23Z","abstract_excerpt":"This paper investigates nonlinear bending and buckling behaviours of composite plates characterized by a thickness variation. Layer interfaces are described as functions of inplane coordinates. Top and bottom surfaces of the plate are symmetric about the midplane and the plate could be considered as a flat surface in analysis along with thickness parameters which vary over the plate. The variable thickness at a certain position in the midplane is modeled by a set of control points (or thickness-parameters) through NURBS (Non-Uniform Rational B-Spline) basic functions. The knot parameter space "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.01367","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":""},"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":"2026-05-18T01:17:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qPLM7Ysfk5y8MM9WL5l8HKYez8qZ/JLgyUfsEo01krqpA66zfUc3gpVo5h7CgMTY3TT4iXVkwpoikRHrGNQiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:07:32.251866Z"},"content_sha256":"618f1468d4e14bcaeaa68a0116cadca3e02c8ad741a32d781d1c770af00f03ed","schema_version":"1.0","event_id":"sha256:618f1468d4e14bcaeaa68a0116cadca3e02c8ad741a32d781d1c770af00f03ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/bundle.json","state_url":"https://pith.science/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/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":"2026-06-09T08:07:32Z","links":{"resolver":"https://pith.science/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH","bundle":"https://pith.science/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/bundle.json","state":"https://pith.science/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FTUG5LYXYCFOYM2PV7GH7Q53YH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:FTUG5LYXYCFOYM2PV7GH7Q53YH","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":"ea78fae10006c1c76915eac5d497b9e31e37faab1c878c986f859cf5e25f217c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2016-04-03T19:45:23Z","title_canon_sha256":"7fed9e20c0bdfa4bc27559d14f7a53f0a6797530a25ed392cf82730ae4921696"},"schema_version":"1.0","source":{"id":"1604.01367","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.01367","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"arxiv_version","alias_value":"1604.01367v1","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.01367","created_at":"2026-05-18T01:17:38Z"},{"alias_kind":"pith_short_12","alias_value":"FTUG5LYXYCFO","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FTUG5LYXYCFOYM2P","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FTUG5LYX","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:618f1468d4e14bcaeaa68a0116cadca3e02c8ad741a32d781d1c770af00f03ed","target":"graph","created_at":"2026-05-18T01:17:38Z","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"},"paper":{"abstract_excerpt":"This paper investigates nonlinear bending and buckling behaviours of composite plates characterized by a thickness variation. Layer interfaces are described as functions of inplane coordinates. Top and bottom surfaces of the plate are symmetric about the midplane and the plate could be considered as a flat surface in analysis along with thickness parameters which vary over the plate. The variable thickness at a certain position in the midplane is modeled by a set of control points (or thickness-parameters) through NURBS (Non-Uniform Rational B-Spline) basic functions. The knot parameter space ","authors_text":"H. Nguyen-Xuan, Huan D. Phan, Q. Huynh-Van, Thu D. Phan, T. Le-Manh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2016-04-03T19:45:23Z","title":"Isogeometric nonlinear bending and buckling analysis of variable-thickness composite plate structures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.01367","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:f3a47d433e4eb2ac3f2b6c038273b90b47df4dfca025e44d10ec86d27732441b","target":"record","created_at":"2026-05-18T01:17:38Z","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":"ea78fae10006c1c76915eac5d497b9e31e37faab1c878c986f859cf5e25f217c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2016-04-03T19:45:23Z","title_canon_sha256":"7fed9e20c0bdfa4bc27559d14f7a53f0a6797530a25ed392cf82730ae4921696"},"schema_version":"1.0","source":{"id":"1604.01367","kind":"arxiv","version":1}},"canonical_sha256":"2ce86eaf17c08aec334fafcc7fc3bbc1f58b8eff97a933dbdd1ec31532e84b77","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ce86eaf17c08aec334fafcc7fc3bbc1f58b8eff97a933dbdd1ec31532e84b77","first_computed_at":"2026-05-18T01:17:38.403396Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:17:38.403396Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2pXdwV53ZDTMQXDKBUmohbUiqFdu4UXy6rX1LSXhCpFmjUvY9Y/oHdbu4Wv4pekwWl1dy9O4mjeNF1RoEc0YAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:17:38.404079Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.01367","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f3a47d433e4eb2ac3f2b6c038273b90b47df4dfca025e44d10ec86d27732441b","sha256:618f1468d4e14bcaeaa68a0116cadca3e02c8ad741a32d781d1c770af00f03ed"],"state_sha256":"25f3e2a908e4ec0989a305bc8aaee6abf2fbf076e05a4b76dd159779e1985411"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wLDhUuvRZIbu0UeCM/+m4W966CKrxQI6zkXYx2LCggMSgM70KBKTfqp37dNOQ9swFeXDk7b4hfGzL8kRpQjHCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T08:07:32.256357Z","bundle_sha256":"4ab97343cf34e6c95703293838d98d32a21502d2208554d530671226a279bee2"}}