{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:DL74C75HCZDR6QH4VKDIX45IGA","short_pith_number":"pith:DL74C75H","canonical_record":{"source":{"id":"1903.04826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-12T10:32:53Z","cross_cats_sorted":[],"title_canon_sha256":"d4f1d8266501d4ffe4f0633f63dd7dc7900ffc713315496dbb309243e53d25ef","abstract_canon_sha256":"e700acfa9b7fd8e412e481a56ed7ca6b125bdfaf86e8a9e8f6ca89d5445d9e98"},"schema_version":"1.0"},"canonical_sha256":"1affc17fa716471f40fcaa868bf3a83011998ad220b0e2c778c87a1d42ee8a8d","source":{"kind":"arxiv","id":"1903.04826","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.04826","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"arxiv_version","alias_value":"1903.04826v1","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04826","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"pith_short_12","alias_value":"DL74C75HCZDR","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"DL74C75HCZDR6QH4","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"DL74C75H","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:DL74C75HCZDR6QH4VKDIX45IGA","target":"record","payload":{"canonical_record":{"source":{"id":"1903.04826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-12T10:32:53Z","cross_cats_sorted":[],"title_canon_sha256":"d4f1d8266501d4ffe4f0633f63dd7dc7900ffc713315496dbb309243e53d25ef","abstract_canon_sha256":"e700acfa9b7fd8e412e481a56ed7ca6b125bdfaf86e8a9e8f6ca89d5445d9e98"},"schema_version":"1.0"},"canonical_sha256":"1affc17fa716471f40fcaa868bf3a83011998ad220b0e2c778c87a1d42ee8a8d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:51:28.593745Z","signature_b64":"FDLnArfcCAaLJNue367Ov6FQjZGjV7vqG9cc6VRva3PHo4MWQ0N//9ILRHoH0Bi9PHJkHMO1nFvTj1oZdLueDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1affc17fa716471f40fcaa868bf3a83011998ad220b0e2c778c87a1d42ee8a8d","last_reissued_at":"2026-05-17T23:51:28.593241Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:51:28.593241Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1903.04826","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":"2026-05-17T23:51:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"twt2/07KPScjUpm59nN8rWkXBxV67Z5g5l1q5/UMlyHvuzfuMFLltz3BdnXdzx29i/RsgC+qAtdj7uXq5dszCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:36:23.596573Z"},"content_sha256":"337c9154b92cc394885fbec469cd83d0b887b9446b3323186f7e9127675a12ce","schema_version":"1.0","event_id":"sha256:337c9154b92cc394885fbec469cd83d0b887b9446b3323186f7e9127675a12ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:DL74C75HCZDR6QH4VKDIX45IGA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Plasmon Standing Waves by Oxidation of Si(553)-Au","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"A. Pucci, C. Huck, H. Pfn\\\"ur, M. Tzschoppe, Z. Mamiyev","submitted_at":"2019-03-12T10:32:53Z","abstract_excerpt":"Self-assembled Au atomic wires on stepped Si surfaces are metallic, as evidenced by a one-dimensionally dispersing plasmonic excitation. Here we investigate the effects of oxidization on metallicity along such Au atomic wires on a regularly stepped Si(553) surface, by employing infrared absorption and high resolution electron energy loss spectroscopies. Our results indicate that only the Si environment undergoes oxidation, which has a remarkably small effect on the plasmon dispersion. Only close to $k_{\\parallel}\\rightarrow 0$ the plasmon dispersion ends at increasingly higher energies as a fu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04826","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":"2026-05-17T23:51:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bks31mBLNSEeWPSNcRXQX7FAFYnMuAmlFJNsx1YHgClzxo49StU2Y01GQa/gUXH7Pzx1bqSfRrZr7z/v3mZ1AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:36:23.596914Z"},"content_sha256":"ecae6417c1a8e048d33ff0ae9c14e4d43652a55363ccaecdec039a0821afbb08","schema_version":"1.0","event_id":"sha256:ecae6417c1a8e048d33ff0ae9c14e4d43652a55363ccaecdec039a0821afbb08"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DL74C75HCZDR6QH4VKDIX45IGA/bundle.json","state_url":"https://pith.science/pith/DL74C75HCZDR6QH4VKDIX45IGA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DL74C75HCZDR6QH4VKDIX45IGA/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":"2026-06-08T13:36:23Z","links":{"resolver":"https://pith.science/pith/DL74C75HCZDR6QH4VKDIX45IGA","bundle":"https://pith.science/pith/DL74C75HCZDR6QH4VKDIX45IGA/bundle.json","state":"https://pith.science/pith/DL74C75HCZDR6QH4VKDIX45IGA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DL74C75HCZDR6QH4VKDIX45IGA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:DL74C75HCZDR6QH4VKDIX45IGA","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":"e700acfa9b7fd8e412e481a56ed7ca6b125bdfaf86e8a9e8f6ca89d5445d9e98","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-12T10:32:53Z","title_canon_sha256":"d4f1d8266501d4ffe4f0633f63dd7dc7900ffc713315496dbb309243e53d25ef"},"schema_version":"1.0","source":{"id":"1903.04826","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1903.04826","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"arxiv_version","alias_value":"1903.04826v1","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.04826","created_at":"2026-05-17T23:51:28Z"},{"alias_kind":"pith_short_12","alias_value":"DL74C75HCZDR","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"DL74C75HCZDR6QH4","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"DL74C75H","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:ecae6417c1a8e048d33ff0ae9c14e4d43652a55363ccaecdec039a0821afbb08","target":"graph","created_at":"2026-05-17T23:51:28Z","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":"Self-assembled Au atomic wires on stepped Si surfaces are metallic, as evidenced by a one-dimensionally dispersing plasmonic excitation. Here we investigate the effects of oxidization on metallicity along such Au atomic wires on a regularly stepped Si(553) surface, by employing infrared absorption and high resolution electron energy loss spectroscopies. Our results indicate that only the Si environment undergoes oxidation, which has a remarkably small effect on the plasmon dispersion. Only close to $k_{\\parallel}\\rightarrow 0$ the plasmon dispersion ends at increasingly higher energies as a fu","authors_text":"A. Pucci, C. Huck, H. Pfn\\\"ur, M. Tzschoppe, Z. Mamiyev","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-12T10:32:53Z","title":"Plasmon Standing Waves by Oxidation of Si(553)-Au"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.04826","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":"sha256:337c9154b92cc394885fbec469cd83d0b887b9446b3323186f7e9127675a12ce","target":"record","created_at":"2026-05-17T23:51:28Z","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":"e700acfa9b7fd8e412e481a56ed7ca6b125bdfaf86e8a9e8f6ca89d5445d9e98","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2019-03-12T10:32:53Z","title_canon_sha256":"d4f1d8266501d4ffe4f0633f63dd7dc7900ffc713315496dbb309243e53d25ef"},"schema_version":"1.0","source":{"id":"1903.04826","kind":"arxiv","version":1}},"canonical_sha256":"1affc17fa716471f40fcaa868bf3a83011998ad220b0e2c778c87a1d42ee8a8d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1affc17fa716471f40fcaa868bf3a83011998ad220b0e2c778c87a1d42ee8a8d","first_computed_at":"2026-05-17T23:51:28.593241Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:51:28.593241Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FDLnArfcCAaLJNue367Ov6FQjZGjV7vqG9cc6VRva3PHo4MWQ0N//9ILRHoH0Bi9PHJkHMO1nFvTj1oZdLueDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:51:28.593745Z","signed_message":"canonical_sha256_bytes"},"source_id":"1903.04826","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:337c9154b92cc394885fbec469cd83d0b887b9446b3323186f7e9127675a12ce","sha256:ecae6417c1a8e048d33ff0ae9c14e4d43652a55363ccaecdec039a0821afbb08"],"state_sha256":"7f78e8df64781cda6f840ac5b38efa0b73203df32c2ed1ddf94e5b032754bd91"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g5/0kxn9Qs327Fz/r/NUyga6Gh6kN0GqHxQ7QqItMdqaD/aA+RYzwfUDYKW189MCh6pK53Z2+djVhSD5Q4CBBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T13:36:23.598827Z","bundle_sha256":"1f71c164b871cf570e3d44093d9e959dc42c6a9b76b152f505f93f4528e74117"}}