{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:SHYDTCVIUQOAAH3ZJ5LEVCPRFA","short_pith_number":"pith:SHYDTCVI","canonical_record":{"source":{"id":"2602.14566","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CE","submitted_at":"2026-02-16T08:59:12Z","cross_cats_sorted":[],"title_canon_sha256":"ae2edcbc95f40fc07e8c63fbff91529ea070c596308e8af576007489c37f7c4f","abstract_canon_sha256":"96a1688e86664a1c6e41542fd4013d3ae11a8c69d3acc91b5b7a39b4b167ca0f"},"schema_version":"1.0"},"canonical_sha256":"91f0398aa8a41c001f794f564a89f12823e985a093f67e65299b387da32f212c","source":{"kind":"arxiv","id":"2602.14566","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.14566","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"2602.14566v1","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.14566","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"SHYDTCVIUQOA","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_16","alias_value":"SHYDTCVIUQOAAH3Z","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_8","alias_value":"SHYDTCVI","created_at":"2026-05-22T01:03:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:SHYDTCVIUQOAAH3ZJ5LEVCPRFA","target":"record","payload":{"canonical_record":{"source":{"id":"2602.14566","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CE","submitted_at":"2026-02-16T08:59:12Z","cross_cats_sorted":[],"title_canon_sha256":"ae2edcbc95f40fc07e8c63fbff91529ea070c596308e8af576007489c37f7c4f","abstract_canon_sha256":"96a1688e86664a1c6e41542fd4013d3ae11a8c69d3acc91b5b7a39b4b167ca0f"},"schema_version":"1.0"},"canonical_sha256":"91f0398aa8a41c001f794f564a89f12823e985a093f67e65299b387da32f212c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:03:57.910049Z","signature_b64":"jbob7Q04MChS0EOb69r97w8D0Ool/0fWTWzRt97HxGVqJdLEE/IfbZWohO1gPBgzAoXTKbTZfA4KU596Lm8OBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"91f0398aa8a41c001f794f564a89f12823e985a093f67e65299b387da32f212c","last_reissued_at":"2026-05-22T01:03:57.909157Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:03:57.909157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.14566","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":"2026-05-22T01:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LJDiRsF/2IUD5mTRCzbHqyuUJX4zXdqGEiGg+Dc26xnHsz7vl2ZwQKJT18u4t4Ec+dSmV3QIJuoBqIF1uVSNAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T23:51:23.477124Z"},"content_sha256":"c6790e54052dfa99b3d38e65c10bf9454d3e9e92f61c9b1205c0fc7779a0a403","schema_version":"1.0","event_id":"sha256:c6790e54052dfa99b3d38e65c10bf9454d3e9e92f61c9b1205c0fc7779a0a403"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:SHYDTCVIUQOAAH3ZJ5LEVCPRFA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simultaneous analysis of curved Kirchhoff beams and Kirchhoff--Love shells embedded in bulk domains","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"Jonas Neumeyer, Michael Wolfgang Kaiser, Thomas-Peter Fries","submitted_at":"2026-02-16T08:59:12Z","abstract_excerpt":"A set of curved beams and shells is geometrically implied by level sets of a scalar function over some bulk domain. The mechanical model for each structure is based on the Kirchhoff--Love theory, that is, small displacements without shear deformations are considered. These models for individual geometries are extended to bulk models, simultaneously modeling the whole set of beams/shells on all level sets. A major focus is on the numerical analysis of such models. A mixed-hybrid and higher-order accurate Bulk Trace FEM is proposed that enables the use of standard $C^0$-continuous Lagrange eleme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.14566","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/2602.14566/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":"2026-05-22T01:03:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJa5E+zpWnMuHRPSUkQR3O5X6CdWy8JRLstXQXRYFdqpnLqHQPcIvmjNuKL16HeUwSfJUov6WprL0S0KtIjKAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T23:51:23.477931Z"},"content_sha256":"8a53d769dacdaf1cf82699ba6a4ec14122a5c2355e6b599660b9cc3dc41d17d9","schema_version":"1.0","event_id":"sha256:8a53d769dacdaf1cf82699ba6a4ec14122a5c2355e6b599660b9cc3dc41d17d9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/bundle.json","state_url":"https://pith.science/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/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":"2026-06-10T23:51:23Z","links":{"resolver":"https://pith.science/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA","bundle":"https://pith.science/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/bundle.json","state":"https://pith.science/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SHYDTCVIUQOAAH3ZJ5LEVCPRFA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:SHYDTCVIUQOAAH3ZJ5LEVCPRFA","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":"96a1688e86664a1c6e41542fd4013d3ae11a8c69d3acc91b5b7a39b4b167ca0f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CE","submitted_at":"2026-02-16T08:59:12Z","title_canon_sha256":"ae2edcbc95f40fc07e8c63fbff91529ea070c596308e8af576007489c37f7c4f"},"schema_version":"1.0","source":{"id":"2602.14566","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.14566","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"arxiv_version","alias_value":"2602.14566v1","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.14566","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_12","alias_value":"SHYDTCVIUQOA","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_16","alias_value":"SHYDTCVIUQOAAH3Z","created_at":"2026-05-22T01:03:57Z"},{"alias_kind":"pith_short_8","alias_value":"SHYDTCVI","created_at":"2026-05-22T01:03:57Z"}],"graph_snapshots":[{"event_id":"sha256:8a53d769dacdaf1cf82699ba6a4ec14122a5c2355e6b599660b9cc3dc41d17d9","target":"graph","created_at":"2026-05-22T01:03:57Z","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/2602.14566/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A set of curved beams and shells is geometrically implied by level sets of a scalar function over some bulk domain. The mechanical model for each structure is based on the Kirchhoff--Love theory, that is, small displacements without shear deformations are considered. These models for individual geometries are extended to bulk models, simultaneously modeling the whole set of beams/shells on all level sets. A major focus is on the numerical analysis of such models. A mixed-hybrid and higher-order accurate Bulk Trace FEM is proposed that enables the use of standard $C^0$-continuous Lagrange eleme","authors_text":"Jonas Neumeyer, Michael Wolfgang Kaiser, Thomas-Peter Fries","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CE","submitted_at":"2026-02-16T08:59:12Z","title":"Simultaneous analysis of curved Kirchhoff beams and Kirchhoff--Love shells embedded in bulk domains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.14566","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:c6790e54052dfa99b3d38e65c10bf9454d3e9e92f61c9b1205c0fc7779a0a403","target":"record","created_at":"2026-05-22T01:03:57Z","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":"96a1688e86664a1c6e41542fd4013d3ae11a8c69d3acc91b5b7a39b4b167ca0f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.CE","submitted_at":"2026-02-16T08:59:12Z","title_canon_sha256":"ae2edcbc95f40fc07e8c63fbff91529ea070c596308e8af576007489c37f7c4f"},"schema_version":"1.0","source":{"id":"2602.14566","kind":"arxiv","version":1}},"canonical_sha256":"91f0398aa8a41c001f794f564a89f12823e985a093f67e65299b387da32f212c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"91f0398aa8a41c001f794f564a89f12823e985a093f67e65299b387da32f212c","first_computed_at":"2026-05-22T01:03:57.909157Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-22T01:03:57.909157Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jbob7Q04MChS0EOb69r97w8D0Ool/0fWTWzRt97HxGVqJdLEE/IfbZWohO1gPBgzAoXTKbTZfA4KU596Lm8OBA==","signature_status":"signed_v1","signed_at":"2026-05-22T01:03:57.910049Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.14566","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c6790e54052dfa99b3d38e65c10bf9454d3e9e92f61c9b1205c0fc7779a0a403","sha256:8a53d769dacdaf1cf82699ba6a4ec14122a5c2355e6b599660b9cc3dc41d17d9"],"state_sha256":"ede79f085b8425159efbb55d1220088b9995c514501a9124c08930397d5dd31c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p02UdCIiPOHImZtIY8+EQhwsV9rLQbU/lT/brsiv1WBg9NN3p32M5PgFLxqomQdCweel4J0t03ye1UnH1tA+CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T23:51:23.482240Z","bundle_sha256":"585f6a436c87626fca93180be1460277913b707578fdbd5da615f1f77c74977d"}}