{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:JEMNPRLEGXPM25P34F37UMHKVT","short_pith_number":"pith:JEMNPRLE","canonical_record":{"source":{"id":"1509.07194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-09-24T01:19:54Z","cross_cats_sorted":[],"title_canon_sha256":"3486b254bbc53c60d3d1612781d5d253122e76681db699935c19c255d488de2a","abstract_canon_sha256":"cf1eb51b9483addc4c163d46519bbf83222107ef01acec4a43450f8d0acbfef2"},"schema_version":"1.0"},"canonical_sha256":"4918d7c56435decd75fbe177fa30eaacecd9ce6bad7af6c2d3dfe3e4e9d6335b","source":{"kind":"arxiv","id":"1509.07194","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.07194","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"1509.07194v1","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.07194","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"JEMNPRLEGXPM","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JEMNPRLEGXPM25P3","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JEMNPRLE","created_at":"2026-05-18T12:29:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:JEMNPRLEGXPM25P34F37UMHKVT","target":"record","payload":{"canonical_record":{"source":{"id":"1509.07194","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-09-24T01:19:54Z","cross_cats_sorted":[],"title_canon_sha256":"3486b254bbc53c60d3d1612781d5d253122e76681db699935c19c255d488de2a","abstract_canon_sha256":"cf1eb51b9483addc4c163d46519bbf83222107ef01acec4a43450f8d0acbfef2"},"schema_version":"1.0"},"canonical_sha256":"4918d7c56435decd75fbe177fa30eaacecd9ce6bad7af6c2d3dfe3e4e9d6335b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:09.678465Z","signature_b64":"12BEcWObr5Au1CnzLU8YQKEE31fvJzaZo/TMWLQyH7OfIfCKEHjT3Pm4rVQDborDdPtAxVKfrLZrL6JAbPmPDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4918d7c56435decd75fbe177fa30eaacecd9ce6bad7af6c2d3dfe3e4e9d6335b","last_reissued_at":"2026-05-18T01:32:09.677709Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:09.677709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.07194","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":"2026-05-18T01:32:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NRgdllGoVHpdXC3a0fcB40MHrpqeR1ZuGrdh4g0hZtoRQoCr8Ein9is7HJlZpaxNgkl5HgdD4iHj+pJItB5xDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T14:39:21.742869Z"},"content_sha256":"40b71292d2d9f19acd0c1f4271ccc6568ac949a2e858d3d3348e9000743358cd","schema_version":"1.0","event_id":"sha256:40b71292d2d9f19acd0c1f4271ccc6568ac949a2e858d3d3348e9000743358cd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:JEMNPRLEGXPM25P34F37UMHKVT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Optical response of metallic nanojunctions driven by single atom motion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Daniel Sanchez-Portal, Federico Marchesin, Javier Aizpurua, Marc Barbry, Peter Koval","submitted_at":"2015-09-24T01:19:54Z","abstract_excerpt":"The correlation between transport properties across sub-nanometric metallic gaps and the optical response of the system is a complex effect which is determined by the fine atomic-scale details of the junction structure. As experimental advances are progressively accessing transport and optical characterization of smaller nanojunctions, a clear connection between the structural, electronic and optical properties in these nanocavities is needed. Using ab initio calculations, we present here a study of the simultaneous evolution of the structure and the optical response of a plasmonic junction as"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.07194","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":"2026-05-18T01:32:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pem9N4pcRBIQbaTrOW7rvmkX2JKHDdrEWDIPH87gVEE33U6+KvIUEwI8mBX5BDtkPLJGoRKXKv7PkrX7lRvkCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T14:39:21.743609Z"},"content_sha256":"031f37a67957f88b0c00b80fd2628e3374c502d05c6652786a53ac2dbd94d2ae","schema_version":"1.0","event_id":"sha256:031f37a67957f88b0c00b80fd2628e3374c502d05c6652786a53ac2dbd94d2ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JEMNPRLEGXPM25P34F37UMHKVT/bundle.json","state_url":"https://pith.science/pith/JEMNPRLEGXPM25P34F37UMHKVT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JEMNPRLEGXPM25P34F37UMHKVT/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":"2026-05-29T14:39:21Z","links":{"resolver":"https://pith.science/pith/JEMNPRLEGXPM25P34F37UMHKVT","bundle":"https://pith.science/pith/JEMNPRLEGXPM25P34F37UMHKVT/bundle.json","state":"https://pith.science/pith/JEMNPRLEGXPM25P34F37UMHKVT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JEMNPRLEGXPM25P34F37UMHKVT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:JEMNPRLEGXPM25P34F37UMHKVT","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":"cf1eb51b9483addc4c163d46519bbf83222107ef01acec4a43450f8d0acbfef2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-09-24T01:19:54Z","title_canon_sha256":"3486b254bbc53c60d3d1612781d5d253122e76681db699935c19c255d488de2a"},"schema_version":"1.0","source":{"id":"1509.07194","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.07194","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"arxiv_version","alias_value":"1509.07194v1","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.07194","created_at":"2026-05-18T01:32:09Z"},{"alias_kind":"pith_short_12","alias_value":"JEMNPRLEGXPM","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_16","alias_value":"JEMNPRLEGXPM25P3","created_at":"2026-05-18T12:29:27Z"},{"alias_kind":"pith_short_8","alias_value":"JEMNPRLE","created_at":"2026-05-18T12:29:27Z"}],"graph_snapshots":[{"event_id":"sha256:031f37a67957f88b0c00b80fd2628e3374c502d05c6652786a53ac2dbd94d2ae","target":"graph","created_at":"2026-05-18T01:32:09Z","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":"The correlation between transport properties across sub-nanometric metallic gaps and the optical response of the system is a complex effect which is determined by the fine atomic-scale details of the junction structure. As experimental advances are progressively accessing transport and optical characterization of smaller nanojunctions, a clear connection between the structural, electronic and optical properties in these nanocavities is needed. Using ab initio calculations, we present here a study of the simultaneous evolution of the structure and the optical response of a plasmonic junction as","authors_text":"Daniel Sanchez-Portal, Federico Marchesin, Javier Aizpurua, Marc Barbry, Peter Koval","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-09-24T01:19:54Z","title":"Optical response of metallic nanojunctions driven by single atom motion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.07194","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":"sha256:40b71292d2d9f19acd0c1f4271ccc6568ac949a2e858d3d3348e9000743358cd","target":"record","created_at":"2026-05-18T01:32:09Z","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":"cf1eb51b9483addc4c163d46519bbf83222107ef01acec4a43450f8d0acbfef2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2015-09-24T01:19:54Z","title_canon_sha256":"3486b254bbc53c60d3d1612781d5d253122e76681db699935c19c255d488de2a"},"schema_version":"1.0","source":{"id":"1509.07194","kind":"arxiv","version":1}},"canonical_sha256":"4918d7c56435decd75fbe177fa30eaacecd9ce6bad7af6c2d3dfe3e4e9d6335b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4918d7c56435decd75fbe177fa30eaacecd9ce6bad7af6c2d3dfe3e4e9d6335b","first_computed_at":"2026-05-18T01:32:09.677709Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:32:09.677709Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"12BEcWObr5Au1CnzLU8YQKEE31fvJzaZo/TMWLQyH7OfIfCKEHjT3Pm4rVQDborDdPtAxVKfrLZrL6JAbPmPDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:32:09.678465Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.07194","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40b71292d2d9f19acd0c1f4271ccc6568ac949a2e858d3d3348e9000743358cd","sha256:031f37a67957f88b0c00b80fd2628e3374c502d05c6652786a53ac2dbd94d2ae"],"state_sha256":"8a8d6362b239519c027979fc74107bb67927bfbd7c1a5ad8b0acb16bfcd7c9ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QIoMRLFDcTMKTeM9RkdkcVyIlg0c1h3+eq4qTpQ1h9kEOoDbbHySHHn/s9H2TcqPFjxOAtdCLJM7t+5T/vqBDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T14:39:21.747390Z","bundle_sha256":"93547ef5c9ba731b6890620ae43f0335c2a79151948431acc315997e991e9ba3"}}