{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7P22N76J4IEJE2HE3IN6UPYBMD","short_pith_number":"pith:7P22N76J","canonical_record":{"source":{"id":"1312.0748","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-03T09:32:24Z","cross_cats_sorted":[],"title_canon_sha256":"16a6733e91a8a84943bf636c866de832759df7c7aa3a0b9bdad977d7078a8c7b","abstract_canon_sha256":"d0c435ce22e0c9af7360133564a3de329d5251a1759d50f333d459a0c6bb870b"},"schema_version":"1.0"},"canonical_sha256":"fbf5a6ffc9e2089268e4da1bea3f0160e44b4f9b2995e003ce40a20196e0688e","source":{"kind":"arxiv","id":"1312.0748","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.0748","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"arxiv_version","alias_value":"1312.0748v1","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.0748","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"pith_short_12","alias_value":"7P22N76J4IEJ","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7P22N76J4IEJE2HE","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7P22N76J","created_at":"2026-05-18T12:27:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7P22N76J4IEJE2HE3IN6UPYBMD","target":"record","payload":{"canonical_record":{"source":{"id":"1312.0748","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-03T09:32:24Z","cross_cats_sorted":[],"title_canon_sha256":"16a6733e91a8a84943bf636c866de832759df7c7aa3a0b9bdad977d7078a8c7b","abstract_canon_sha256":"d0c435ce22e0c9af7360133564a3de329d5251a1759d50f333d459a0c6bb870b"},"schema_version":"1.0"},"canonical_sha256":"fbf5a6ffc9e2089268e4da1bea3f0160e44b4f9b2995e003ce40a20196e0688e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:59.330950Z","signature_b64":"4FMAA27twK1RuZktubTmQV3Y8S4fmNqR8G1CZibeIpb7oCT/Dz0uZ4fmctDn9bJBQHiuccuRa2NfYwJ1rbQEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fbf5a6ffc9e2089268e4da1bea3f0160e44b4f9b2995e003ce40a20196e0688e","last_reissued_at":"2026-05-18T01:45:59.330486Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:59.330486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.0748","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":"2026-05-18T01:45:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NQf5jsco7KG/KWw9k1i7h58SzAFaztH6RZqeekq+xeZjWnM7bZwca0v2waPvBM+R0BuuexMxbpcJBkKElC2OAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:10:48.204358Z"},"content_sha256":"45b322480be9fc44e9b491c506239ab42187672177adcb10a3cb1bb886b16956","schema_version":"1.0","event_id":"sha256:45b322480be9fc44e9b491c506239ab42187672177adcb10a3cb1bb886b16956"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7P22N76J4IEJE2HE3IN6UPYBMD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulating electron energy loss spectroscopy with the MNPBEM toolbox","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Ulrich Hohenester","submitted_at":"2013-12-03T09:32:24Z","abstract_excerpt":"Within the MNPBEM toolbox, we show how to simulate electron energy loss spectroscopy (EELS) of plasmonic nanoparticles using a boundary element method approach. The methodology underlying our approach closely follows the concepts developed by Garcia de Abajo and coworkers [for a review see Rev. Mod. Phys. 82, 209 (2010)]. We introduce two Matlab classes that allow in combination with our recently developed MNPBEM toolbox for a simple, robust, and efficient computation of EEL spectra and maps. The classes are accompanied by a number of demo programs for EELS simulation of metallic nanospheres, "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.0748","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":"2026-05-18T01:45:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ynmNvsIwxs6oA36nPBPDl33uhvaK1ls1fY7tsKU4BhCercEjtKi2Irpfs29WMFeerJnrqXHjL4AE4uT1kYAkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T21:10:48.205100Z"},"content_sha256":"6d827c898b23aca8c921a4ce64933227d1e6c56aa6605dfd8c3c2c9f7e0f0045","schema_version":"1.0","event_id":"sha256:6d827c898b23aca8c921a4ce64933227d1e6c56aa6605dfd8c3c2c9f7e0f0045"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7P22N76J4IEJE2HE3IN6UPYBMD/bundle.json","state_url":"https://pith.science/pith/7P22N76J4IEJE2HE3IN6UPYBMD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7P22N76J4IEJE2HE3IN6UPYBMD/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":"2026-05-31T21:10:48Z","links":{"resolver":"https://pith.science/pith/7P22N76J4IEJE2HE3IN6UPYBMD","bundle":"https://pith.science/pith/7P22N76J4IEJE2HE3IN6UPYBMD/bundle.json","state":"https://pith.science/pith/7P22N76J4IEJE2HE3IN6UPYBMD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7P22N76J4IEJE2HE3IN6UPYBMD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7P22N76J4IEJE2HE3IN6UPYBMD","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":"d0c435ce22e0c9af7360133564a3de329d5251a1759d50f333d459a0c6bb870b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-03T09:32:24Z","title_canon_sha256":"16a6733e91a8a84943bf636c866de832759df7c7aa3a0b9bdad977d7078a8c7b"},"schema_version":"1.0","source":{"id":"1312.0748","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.0748","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"arxiv_version","alias_value":"1312.0748v1","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.0748","created_at":"2026-05-18T01:45:59Z"},{"alias_kind":"pith_short_12","alias_value":"7P22N76J4IEJ","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_16","alias_value":"7P22N76J4IEJE2HE","created_at":"2026-05-18T12:27:36Z"},{"alias_kind":"pith_short_8","alias_value":"7P22N76J","created_at":"2026-05-18T12:27:36Z"}],"graph_snapshots":[{"event_id":"sha256:6d827c898b23aca8c921a4ce64933227d1e6c56aa6605dfd8c3c2c9f7e0f0045","target":"graph","created_at":"2026-05-18T01:45:59Z","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":"Within the MNPBEM toolbox, we show how to simulate electron energy loss spectroscopy (EELS) of plasmonic nanoparticles using a boundary element method approach. The methodology underlying our approach closely follows the concepts developed by Garcia de Abajo and coworkers [for a review see Rev. Mod. Phys. 82, 209 (2010)]. We introduce two Matlab classes that allow in combination with our recently developed MNPBEM toolbox for a simple, robust, and efficient computation of EEL spectra and maps. The classes are accompanied by a number of demo programs for EELS simulation of metallic nanospheres, ","authors_text":"Ulrich Hohenester","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-03T09:32:24Z","title":"Simulating electron energy loss spectroscopy with the MNPBEM toolbox"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.0748","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":"sha256:45b322480be9fc44e9b491c506239ab42187672177adcb10a3cb1bb886b16956","target":"record","created_at":"2026-05-18T01:45:59Z","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":"d0c435ce22e0c9af7360133564a3de329d5251a1759d50f333d459a0c6bb870b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-12-03T09:32:24Z","title_canon_sha256":"16a6733e91a8a84943bf636c866de832759df7c7aa3a0b9bdad977d7078a8c7b"},"schema_version":"1.0","source":{"id":"1312.0748","kind":"arxiv","version":1}},"canonical_sha256":"fbf5a6ffc9e2089268e4da1bea3f0160e44b4f9b2995e003ce40a20196e0688e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fbf5a6ffc9e2089268e4da1bea3f0160e44b4f9b2995e003ce40a20196e0688e","first_computed_at":"2026-05-18T01:45:59.330486Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:59.330486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4FMAA27twK1RuZktubTmQV3Y8S4fmNqR8G1CZibeIpb7oCT/Dz0uZ4fmctDn9bJBQHiuccuRa2NfYwJ1rbQEDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:59.330950Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.0748","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:45b322480be9fc44e9b491c506239ab42187672177adcb10a3cb1bb886b16956","sha256:6d827c898b23aca8c921a4ce64933227d1e6c56aa6605dfd8c3c2c9f7e0f0045"],"state_sha256":"75e30d9aacd245947de585a22f1db4286972d21d5dd138f94673e0fca4dd33a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XZimXj0biYKWF/Yk2B98S3ZsFMa5QE+vumEHys+dIv74vNDDofJRnRVh8Zg8y07t+6SCHx057jPIAk980//1BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T21:10:48.209025Z","bundle_sha256":"d177cc58ac1cea90c55495498a1882a1b8aa82a214766f67aebb94b7998a1812"}}