{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:2GMGBZWMJDMRIE3IH736WHN53J","short_pith_number":"pith:2GMGBZWM","schema_version":"1.0","canonical_sha256":"d19860e6cc48d91413683ff7eb1dbdda6249b65179d18b15d0857bbb7a04f173","source":{"kind":"arxiv","id":"1305.4432","version":1},"attestation_state":"computed","paper":{"title":"Adsorption of cytosine and aza derivatives of cytidine on Au single crystal surfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.chem-ph","authors_text":"F. Wang, K. C. Prince, M. Ahmed, M. Iakhnenko, N. Tsud, O. Plekan, O. Slobodyanyuk, R. G. Acres, V. Feyer, V. Matol\\'in","submitted_at":"2013-05-20T03:59:33Z","abstract_excerpt":"The adsorption of cytosine on the Au(111) and Au(110) surfaces has been studied using both aqueous deposition and evaporation in vacuum to prepare the samples. Soft X-ray photoelectron spectroscopy (XPS) and near edge X-ray absorption fine structure spectroscopy (NEXAFS) were used to determine the electronic structure and orientation of the adsorbates. In addition, three derivatives of cytosine, 6-azacytosine, 6-azacytidine and 5- azacytidine, were studied. Monolayer films of the latter three samples were adsorbed on Au(111) from aqueous solution, and the nature of bonding was determined. Spec"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1305.4432","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-05-20T03:59:33Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"4936398bbca32cedb98c12b39271ed246ce2f3b13968fb01bff0bf506b1d0041","abstract_canon_sha256":"251b1d307ffa51ca15f53a8cd66935f7f56df2f886f4f2deb8647a9e3c5950b8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:25:23.722943Z","signature_b64":"owfF23g8ySDbiYkAay8bAJov/nAfb3/mJ8y8InUPZo5qJuI7tWq+COeiywQs2OdYryuhhfy40Ucmgmb2xuR6AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d19860e6cc48d91413683ff7eb1dbdda6249b65179d18b15d0857bbb7a04f173","last_reissued_at":"2026-05-18T03:25:23.722116Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:25:23.722116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Adsorption of cytosine and aza derivatives of cytidine on Au single crystal surfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.chem-ph","authors_text":"F. Wang, K. C. Prince, M. Ahmed, M. Iakhnenko, N. Tsud, O. Plekan, O. Slobodyanyuk, R. G. Acres, V. Feyer, V. Matol\\'in","submitted_at":"2013-05-20T03:59:33Z","abstract_excerpt":"The adsorption of cytosine on the Au(111) and Au(110) surfaces has been studied using both aqueous deposition and evaporation in vacuum to prepare the samples. Soft X-ray photoelectron spectroscopy (XPS) and near edge X-ray absorption fine structure spectroscopy (NEXAFS) were used to determine the electronic structure and orientation of the adsorbates. In addition, three derivatives of cytosine, 6-azacytosine, 6-azacytidine and 5- azacytidine, were studied. Monolayer films of the latter three samples were adsorbed on Au(111) from aqueous solution, and the nature of bonding was determined. Spec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.4432","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1305.4432","created_at":"2026-05-18T03:25:23.722258+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.4432v1","created_at":"2026-05-18T03:25:23.722258+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.4432","created_at":"2026-05-18T03:25:23.722258+00:00"},{"alias_kind":"pith_short_12","alias_value":"2GMGBZWMJDMR","created_at":"2026-05-18T12:27:30.460161+00:00"},{"alias_kind":"pith_short_16","alias_value":"2GMGBZWMJDMRIE3I","created_at":"2026-05-18T12:27:30.460161+00:00"},{"alias_kind":"pith_short_8","alias_value":"2GMGBZWM","created_at":"2026-05-18T12:27:30.460161+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J","json":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J.json","graph_json":"https://pith.science/api/pith-number/2GMGBZWMJDMRIE3IH736WHN53J/graph.json","events_json":"https://pith.science/api/pith-number/2GMGBZWMJDMRIE3IH736WHN53J/events.json","paper":"https://pith.science/paper/2GMGBZWM"},"agent_actions":{"view_html":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J","download_json":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J.json","view_paper":"https://pith.science/paper/2GMGBZWM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.4432&json=true","fetch_graph":"https://pith.science/api/pith-number/2GMGBZWMJDMRIE3IH736WHN53J/graph.json","fetch_events":"https://pith.science/api/pith-number/2GMGBZWMJDMRIE3IH736WHN53J/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J/action/storage_attestation","attest_author":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J/action/author_attestation","sign_citation":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J/action/citation_signature","submit_replication":"https://pith.science/pith/2GMGBZWMJDMRIE3IH736WHN53J/action/replication_record"}},"created_at":"2026-05-18T03:25:23.722258+00:00","updated_at":"2026-05-18T03:25:23.722258+00:00"}