{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:F7BNPZGLHBHRSBHIYTZ3RE7HMV","short_pith_number":"pith:F7BNPZGL","canonical_record":{"source":{"id":"1011.6244","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-11-29T14:39:20Z","cross_cats_sorted":[],"title_canon_sha256":"80cb8fedad02c21f1452d3d010d6b865551f76f844a25468eb6a172d314cc13d","abstract_canon_sha256":"4338935cff169607a4aa12bf91d2b0c4f822b28ac288fd51b082ccbac731ffd2"},"schema_version":"1.0"},"canonical_sha256":"2fc2d7e4cb384f1904e8c4f3b893e76579ca1c798162eedfc6ad9d73df9b2f68","source":{"kind":"arxiv","id":"1011.6244","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.6244","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"arxiv_version","alias_value":"1011.6244v1","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.6244","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"pith_short_12","alias_value":"F7BNPZGLHBHR","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"F7BNPZGLHBHRSBHI","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"F7BNPZGL","created_at":"2026-05-18T12:26:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:F7BNPZGLHBHRSBHIYTZ3RE7HMV","target":"record","payload":{"canonical_record":{"source":{"id":"1011.6244","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-11-29T14:39:20Z","cross_cats_sorted":[],"title_canon_sha256":"80cb8fedad02c21f1452d3d010d6b865551f76f844a25468eb6a172d314cc13d","abstract_canon_sha256":"4338935cff169607a4aa12bf91d2b0c4f822b28ac288fd51b082ccbac731ffd2"},"schema_version":"1.0"},"canonical_sha256":"2fc2d7e4cb384f1904e8c4f3b893e76579ca1c798162eedfc6ad9d73df9b2f68","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:34:36.123846Z","signature_b64":"kLHbXh+MhONaL4pM54cG8MXs07UC9a4LZ8W1fh3UAdGDS+SEMNLSuP9rwO37BtyWfyh/QHBXGABAQJIuC6zbDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2fc2d7e4cb384f1904e8c4f3b893e76579ca1c798162eedfc6ad9d73df9b2f68","last_reissued_at":"2026-05-18T04:34:36.123370Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:34:36.123370Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.6244","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":"2026-05-18T04:34:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8B266FukiozNyRI0qfplFs0TUYn3DmnqRpXg/pLkzZmACvAsK0UlVHlZQU6ihpCbiWlm0dgnDwkxQ2y+goEXDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:28:49.663056Z"},"content_sha256":"708384e1dd4decc66ec75f0ab1fc1c9c915e56c28749a82fde1379a35ba46f56","schema_version":"1.0","event_id":"sha256:708384e1dd4decc66ec75f0ab1fc1c9c915e56c28749a82fde1379a35ba46f56"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:F7BNPZGLHBHRSBHIYTZ3RE7HMV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Finite Element Simulation of the Optical Modes of Semiconductor Lasers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"A. Pietrzak, A. Schliwa, D. Bimberg, F. Schmidt, G. Erbert, H. Wenzel, J. Pomplun, S. Burger","submitted_at":"2010-11-29T14:39:20Z","abstract_excerpt":"In the present article we investigate optical near fields in semiconductor lasers. We perform finite element simulations for two different laser types, namely a super large optical waveguide (SLOW) laser, which is an edge emitter, and a vertical cavity surface emitting laser (VCSEL). We give the mathematical formulation of the different eigenvalue problems that arise for our examples and explain their numerical solution with the finite element method. Thereby, we also comment on the usage of transparent boundary conditions, which have to be applied to respect the exterior environment, e.g., th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.6244","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":"2026-05-18T04:34:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6tcK3k0LJRb/etmTb/7JnUnyR6VNnLA8xIb2IQg8J4ag58zs9Ce/gEnyKNlaBXmq4a8mjAujaSA2Bfe9/q/rCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:28:49.663715Z"},"content_sha256":"72eab90faa4400dacf2797163174e02ab477148b13c6c098d5e4e8627bbda5bb","schema_version":"1.0","event_id":"sha256:72eab90faa4400dacf2797163174e02ab477148b13c6c098d5e4e8627bbda5bb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/bundle.json","state_url":"https://pith.science/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/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":"2026-05-27T00:28:49Z","links":{"resolver":"https://pith.science/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV","bundle":"https://pith.science/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/bundle.json","state":"https://pith.science/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F7BNPZGLHBHRSBHIYTZ3RE7HMV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:F7BNPZGLHBHRSBHIYTZ3RE7HMV","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":"4338935cff169607a4aa12bf91d2b0c4f822b28ac288fd51b082ccbac731ffd2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-11-29T14:39:20Z","title_canon_sha256":"80cb8fedad02c21f1452d3d010d6b865551f76f844a25468eb6a172d314cc13d"},"schema_version":"1.0","source":{"id":"1011.6244","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.6244","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"arxiv_version","alias_value":"1011.6244v1","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.6244","created_at":"2026-05-18T04:34:36Z"},{"alias_kind":"pith_short_12","alias_value":"F7BNPZGLHBHR","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_16","alias_value":"F7BNPZGLHBHRSBHI","created_at":"2026-05-18T12:26:06Z"},{"alias_kind":"pith_short_8","alias_value":"F7BNPZGL","created_at":"2026-05-18T12:26:06Z"}],"graph_snapshots":[{"event_id":"sha256:72eab90faa4400dacf2797163174e02ab477148b13c6c098d5e4e8627bbda5bb","target":"graph","created_at":"2026-05-18T04:34:36Z","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":"In the present article we investigate optical near fields in semiconductor lasers. We perform finite element simulations for two different laser types, namely a super large optical waveguide (SLOW) laser, which is an edge emitter, and a vertical cavity surface emitting laser (VCSEL). We give the mathematical formulation of the different eigenvalue problems that arise for our examples and explain their numerical solution with the finite element method. Thereby, we also comment on the usage of transparent boundary conditions, which have to be applied to respect the exterior environment, e.g., th","authors_text":"A. Pietrzak, A. Schliwa, D. Bimberg, F. Schmidt, G. Erbert, H. Wenzel, J. Pomplun, S. Burger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-11-29T14:39:20Z","title":"Finite Element Simulation of the Optical Modes of Semiconductor Lasers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.6244","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":"sha256:708384e1dd4decc66ec75f0ab1fc1c9c915e56c28749a82fde1379a35ba46f56","target":"record","created_at":"2026-05-18T04:34:36Z","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":"4338935cff169607a4aa12bf91d2b0c4f822b28ac288fd51b082ccbac731ffd2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2010-11-29T14:39:20Z","title_canon_sha256":"80cb8fedad02c21f1452d3d010d6b865551f76f844a25468eb6a172d314cc13d"},"schema_version":"1.0","source":{"id":"1011.6244","kind":"arxiv","version":1}},"canonical_sha256":"2fc2d7e4cb384f1904e8c4f3b893e76579ca1c798162eedfc6ad9d73df9b2f68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2fc2d7e4cb384f1904e8c4f3b893e76579ca1c798162eedfc6ad9d73df9b2f68","first_computed_at":"2026-05-18T04:34:36.123370Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:34:36.123370Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kLHbXh+MhONaL4pM54cG8MXs07UC9a4LZ8W1fh3UAdGDS+SEMNLSuP9rwO37BtyWfyh/QHBXGABAQJIuC6zbDA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:34:36.123846Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.6244","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:708384e1dd4decc66ec75f0ab1fc1c9c915e56c28749a82fde1379a35ba46f56","sha256:72eab90faa4400dacf2797163174e02ab477148b13c6c098d5e4e8627bbda5bb"],"state_sha256":"7e1812b0a5e1bbfb8ac8092bcf3b78df5cd5176788bd7f19e763beaa62721483"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xj8bj0vQfpv5ZvQLfNi2Db5kUT3wL6SI8AFFV0x+cGrC0MI67er769UILdJiCASNkmMEIFguAv2GJN5LMNnvCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T00:28:49.666970Z","bundle_sha256":"0ece86bb35164ec3f70e75e4a39be2e4b607ae0d01e43cdd54589d6e0d17d80e"}}