{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:5XB2QXUPN6JLVAFWX25L52RZ5O","short_pith_number":"pith:5XB2QXUP","canonical_record":{"source":{"id":"1801.01110","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-01-03T18:49:27Z","cross_cats_sorted":[],"title_canon_sha256":"3ba53026c880654afca77eff5a942a0f72f523a89196c44349bf921a2d961413","abstract_canon_sha256":"4f746fd989dbe5205d05bbed4db7c7d87ec84d5724525bfe69dd27467f9ad75d"},"schema_version":"1.0"},"canonical_sha256":"edc3a85e8f6f92ba80b6bebabeea39eb86b0c84dff6872b7bdabd350ced6942f","source":{"kind":"arxiv","id":"1801.01110","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.01110","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"arxiv_version","alias_value":"1801.01110v1","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.01110","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"pith_short_12","alias_value":"5XB2QXUPN6JL","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5XB2QXUPN6JLVAFW","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5XB2QXUP","created_at":"2026-05-18T12:32:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:5XB2QXUPN6JLVAFWX25L52RZ5O","target":"record","payload":{"canonical_record":{"source":{"id":"1801.01110","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-01-03T18:49:27Z","cross_cats_sorted":[],"title_canon_sha256":"3ba53026c880654afca77eff5a942a0f72f523a89196c44349bf921a2d961413","abstract_canon_sha256":"4f746fd989dbe5205d05bbed4db7c7d87ec84d5724525bfe69dd27467f9ad75d"},"schema_version":"1.0"},"canonical_sha256":"edc3a85e8f6f92ba80b6bebabeea39eb86b0c84dff6872b7bdabd350ced6942f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:47.795860Z","signature_b64":"yQmEa9LvMorJ1zhRL4tRF4KdCGzm8SFJ2ShdXuRSrBIGJf4Fs0AOfg2TIjwjI7qXGhua9yOdktAugfowrGXdAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"edc3a85e8f6f92ba80b6bebabeea39eb86b0c84dff6872b7bdabd350ced6942f","last_reissued_at":"2026-05-18T00:26:47.795271Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:47.795271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.01110","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":"2026-05-18T00:26:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xmIfTakFNMgttsmTjXzo5GdIAeZLAF/CODOH6dWfK5oa0pRDlYT1fts0+57i0yG/gKP9ZBe3ehH7iOI/o03iDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T14:23:36.252394Z"},"content_sha256":"b642b7ce3821e651c0488c5fb158c1f2a256c4bbb64bc41281d48b9f1e3d35f7","schema_version":"1.0","event_id":"sha256:b642b7ce3821e651c0488c5fb158c1f2a256c4bbb64bc41281d48b9f1e3d35f7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:5XB2QXUPN6JLVAFWX25L52RZ5O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On modal analysis of laminated glass: Usability of simplified methods and enhanced effective thickness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"Alena Zemanov\\'a, Jan Zeman, Jaroslav Schmidt, Michal \\v{S}ejnoha, Tom\\'a\\v{s} Janda","submitted_at":"2018-01-03T18:49:27Z","abstract_excerpt":"This paper focuses on the modal analysis of laminated glass beams. In these multilayer elements, the stiff glass plates are connected by compliant interlayers with frequency/temperature-dependent behavior. The aim of our study is (i) to assess whether approximate techniques can accurately predict the behavior of laminated glass structures and (ii) to propose an easy tool for modal analysis based on the enhanced effective thickness concept by Galuppi and Royer-Carfagni.\n  To this purpose, we consider four approaches to the solution of the related nonlinear eigenvalue problem: a complex-eigenval"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.01110","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":"2026-05-18T00:26:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CLTl/BLK9HZ7J5UMmNNTbKDb08Ktv0d0mMzH+npuU6bNVy3uir8EYnx6/d91oSXZUu3o5/iRqkh9qWpGiP9WAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T14:23:36.252725Z"},"content_sha256":"cc97d619950a1661680a9d687765f5736c47ac78d8d32453ce52b2cfe995d4b1","schema_version":"1.0","event_id":"sha256:cc97d619950a1661680a9d687765f5736c47ac78d8d32453ce52b2cfe995d4b1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/bundle.json","state_url":"https://pith.science/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/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":"2026-06-25T14:23:36Z","links":{"resolver":"https://pith.science/pith/5XB2QXUPN6JLVAFWX25L52RZ5O","bundle":"https://pith.science/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/bundle.json","state":"https://pith.science/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5XB2QXUPN6JLVAFWX25L52RZ5O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:5XB2QXUPN6JLVAFWX25L52RZ5O","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":"4f746fd989dbe5205d05bbed4db7c7d87ec84d5724525bfe69dd27467f9ad75d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-01-03T18:49:27Z","title_canon_sha256":"3ba53026c880654afca77eff5a942a0f72f523a89196c44349bf921a2d961413"},"schema_version":"1.0","source":{"id":"1801.01110","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.01110","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"arxiv_version","alias_value":"1801.01110v1","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.01110","created_at":"2026-05-18T00:26:47Z"},{"alias_kind":"pith_short_12","alias_value":"5XB2QXUPN6JL","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_16","alias_value":"5XB2QXUPN6JLVAFW","created_at":"2026-05-18T12:32:08Z"},{"alias_kind":"pith_short_8","alias_value":"5XB2QXUP","created_at":"2026-05-18T12:32:08Z"}],"graph_snapshots":[{"event_id":"sha256:cc97d619950a1661680a9d687765f5736c47ac78d8d32453ce52b2cfe995d4b1","target":"graph","created_at":"2026-05-18T00:26:47Z","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 focuses on the modal analysis of laminated glass beams. In these multilayer elements, the stiff glass plates are connected by compliant interlayers with frequency/temperature-dependent behavior. The aim of our study is (i) to assess whether approximate techniques can accurately predict the behavior of laminated glass structures and (ii) to propose an easy tool for modal analysis based on the enhanced effective thickness concept by Galuppi and Royer-Carfagni.\n  To this purpose, we consider four approaches to the solution of the related nonlinear eigenvalue problem: a complex-eigenval","authors_text":"Alena Zemanov\\'a, Jan Zeman, Jaroslav Schmidt, Michal \\v{S}ejnoha, Tom\\'a\\v{s} Janda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-01-03T18:49:27Z","title":"On modal analysis of laminated glass: Usability of simplified methods and enhanced effective thickness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.01110","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:b642b7ce3821e651c0488c5fb158c1f2a256c4bbb64bc41281d48b9f1e3d35f7","target":"record","created_at":"2026-05-18T00:26:47Z","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":"4f746fd989dbe5205d05bbed4db7c7d87ec84d5724525bfe69dd27467f9ad75d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2018-01-03T18:49:27Z","title_canon_sha256":"3ba53026c880654afca77eff5a942a0f72f523a89196c44349bf921a2d961413"},"schema_version":"1.0","source":{"id":"1801.01110","kind":"arxiv","version":1}},"canonical_sha256":"edc3a85e8f6f92ba80b6bebabeea39eb86b0c84dff6872b7bdabd350ced6942f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"edc3a85e8f6f92ba80b6bebabeea39eb86b0c84dff6872b7bdabd350ced6942f","first_computed_at":"2026-05-18T00:26:47.795271Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:26:47.795271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yQmEa9LvMorJ1zhRL4tRF4KdCGzm8SFJ2ShdXuRSrBIGJf4Fs0AOfg2TIjwjI7qXGhua9yOdktAugfowrGXdAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:26:47.795860Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.01110","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b642b7ce3821e651c0488c5fb158c1f2a256c4bbb64bc41281d48b9f1e3d35f7","sha256:cc97d619950a1661680a9d687765f5736c47ac78d8d32453ce52b2cfe995d4b1"],"state_sha256":"dd9236b8c7098ef276f61289e6e59d01dea2478268f7071ff6c8137eddb12685"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A1Qeh+oNWC2ZkhZ3VtEQmtSp3gO1QDQq/jPNgPJHhbp2Jor9I1VXl20KYIkrObfegZw8a/Tnl3LRjtO9V5lACg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T14:23:36.254533Z","bundle_sha256":"e174853ddbc6730afb43d1dd14d2063141ec727666cf8a130297013f226c1bf3"}}