{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:VGU4IWCIDW4UNJYIX3YVZCYIJD","short_pith_number":"pith:VGU4IWCI","schema_version":"1.0","canonical_sha256":"a9a9c458481db946a708bef15c8b0848f3a39e6cff7c92af662793e4ab96d158","source":{"kind":"arxiv","id":"2503.07896","version":1},"attestation_state":"computed","paper":{"title":"Surface Chemistry-Driven Oxidation Mechanisms in Ti$_{\\text{3}}$C$_{\\text{2}}$T$_{\\textit{x}}$ MXenes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Anna Ny\\'ary, Bence G. M\\'arkus, Bradlee J. McIntosh, D\\'avid Beke, Ferenc Simon, L\\'aszl\\'o Forr\\'o","submitted_at":"2025-03-10T22:34:39Z","abstract_excerpt":"Ti$_3$C$_2$T$_x$ is a leading compound within the MXenes family and can find host in widespread applications. It is synthesized by selectively etching layers from the Ti$_3$AlC$_2$ precursor, and this process typically introduces surface terminations, T$_x$, such as $-$OH, $=$O, or $-$F. However, the aggressive chemical conditions required for its preparation, as well as exposure to air, humidity, and heat, can lead to impurity phases that potentially compromise its desirable properties. We reveal a two-step oxidation process during heat treatment, where initial oxidation occurs between layers"},"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":"2503.07896","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-03-10T22:34:39Z","cross_cats_sorted":[],"title_canon_sha256":"806695adbabbe10dd0395ba0508bb09c204439ed31292307afe7cda45e217acf","abstract_canon_sha256":"74a088c60599c137417b8302ab7ddeb39f18e3e8bd2a2e411126f42d0bd60b63"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:26:48.851426Z","signature_b64":"myt/hcAF6U+hp8ZlLjogfEOzpqLzcExCZi9IuZQI4TYuCIgRJS6m94piQop1vmTj7Y5N/y+y38GQMh6g2Z9fCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9a9c458481db946a708bef15c8b0848f3a39e6cff7c92af662793e4ab96d158","last_reissued_at":"2026-07-05T11:26:48.850861Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:26:48.850861Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Surface Chemistry-Driven Oxidation Mechanisms in Ti$_{\\text{3}}$C$_{\\text{2}}$T$_{\\textit{x}}$ MXenes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Anna Ny\\'ary, Bence G. M\\'arkus, Bradlee J. McIntosh, D\\'avid Beke, Ferenc Simon, L\\'aszl\\'o Forr\\'o","submitted_at":"2025-03-10T22:34:39Z","abstract_excerpt":"Ti$_3$C$_2$T$_x$ is a leading compound within the MXenes family and can find host in widespread applications. It is synthesized by selectively etching layers from the Ti$_3$AlC$_2$ precursor, and this process typically introduces surface terminations, T$_x$, such as $-$OH, $=$O, or $-$F. However, the aggressive chemical conditions required for its preparation, as well as exposure to air, humidity, and heat, can lead to impurity phases that potentially compromise its desirable properties. We reveal a two-step oxidation process during heat treatment, where initial oxidation occurs between layers"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.07896","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2503.07896/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2503.07896","created_at":"2026-07-05T11:26:48.850919+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.07896v1","created_at":"2026-07-05T11:26:48.850919+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.07896","created_at":"2026-07-05T11:26:48.850919+00:00"},{"alias_kind":"pith_short_12","alias_value":"VGU4IWCIDW4U","created_at":"2026-07-05T11:26:48.850919+00:00"},{"alias_kind":"pith_short_16","alias_value":"VGU4IWCIDW4UNJYI","created_at":"2026-07-05T11:26:48.850919+00:00"},{"alias_kind":"pith_short_8","alias_value":"VGU4IWCI","created_at":"2026-07-05T11:26:48.850919+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/VGU4IWCIDW4UNJYIX3YVZCYIJD","json":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD.json","graph_json":"https://pith.science/api/pith-number/VGU4IWCIDW4UNJYIX3YVZCYIJD/graph.json","events_json":"https://pith.science/api/pith-number/VGU4IWCIDW4UNJYIX3YVZCYIJD/events.json","paper":"https://pith.science/paper/VGU4IWCI"},"agent_actions":{"view_html":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD","download_json":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD.json","view_paper":"https://pith.science/paper/VGU4IWCI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.07896&json=true","fetch_graph":"https://pith.science/api/pith-number/VGU4IWCIDW4UNJYIX3YVZCYIJD/graph.json","fetch_events":"https://pith.science/api/pith-number/VGU4IWCIDW4UNJYIX3YVZCYIJD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD/action/storage_attestation","attest_author":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD/action/author_attestation","sign_citation":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD/action/citation_signature","submit_replication":"https://pith.science/pith/VGU4IWCIDW4UNJYIX3YVZCYIJD/action/replication_record"}},"created_at":"2026-07-05T11:26:48.850919+00:00","updated_at":"2026-07-05T11:26:48.850919+00:00"}