{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:FYJBYPAN2KQQNEF5AXD3CPPLCS","short_pith_number":"pith:FYJBYPAN","canonical_record":{"source":{"id":"2502.16784","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-24T02:30:15Z","cross_cats_sorted":[],"title_canon_sha256":"52a67a198ed653585ce79c6e390baa4e17d99a43693fb162e1912786c888c3cf","abstract_canon_sha256":"3d7f863b272cc3b6019ab523dd3ef703aa89b25391e345377939d639c635beb0"},"schema_version":"1.0"},"canonical_sha256":"2e121c3c0dd2a10690bd05c7b13deb1498c13e8c137eae1857b5dac4be604ff6","source":{"kind":"arxiv","id":"2502.16784","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.16784","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"arxiv_version","alias_value":"2502.16784v1","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.16784","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_12","alias_value":"FYJBYPAN2KQQ","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_16","alias_value":"FYJBYPAN2KQQNEF5","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_8","alias_value":"FYJBYPAN","created_at":"2026-07-05T10:18:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:FYJBYPAN2KQQNEF5AXD3CPPLCS","target":"record","payload":{"canonical_record":{"source":{"id":"2502.16784","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-24T02:30:15Z","cross_cats_sorted":[],"title_canon_sha256":"52a67a198ed653585ce79c6e390baa4e17d99a43693fb162e1912786c888c3cf","abstract_canon_sha256":"3d7f863b272cc3b6019ab523dd3ef703aa89b25391e345377939d639c635beb0"},"schema_version":"1.0"},"canonical_sha256":"2e121c3c0dd2a10690bd05c7b13deb1498c13e8c137eae1857b5dac4be604ff6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:18:59.538741Z","signature_b64":"sbanI+XWz1XtiyUDEVrTnWZF+9kSeexABeorfxpC7hKnqc+g/lFEDRekoLvFBFeNWPPYevRBjAALAl33UXvjDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e121c3c0dd2a10690bd05c7b13deb1498c13e8c137eae1857b5dac4be604ff6","last_reissued_at":"2026-07-05T10:18:59.538233Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:18:59.538233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.16784","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":"2026-07-05T10:18:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jw+tZpKz9dEVOZUJeyqKAwmc3sMnFVCuSxa5WWH1Oq5vVgAJjDD0xVhll6/0qjtizy9N13a7ltTDb0Q79R8pBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T20:25:18.699813Z"},"content_sha256":"170e323f838eacd0edf15e3480c4c3fefc73e3ae239f73418b8698964aea1c72","schema_version":"1.0","event_id":"sha256:170e323f838eacd0edf15e3480c4c3fefc73e3ae239f73418b8698964aea1c72"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:FYJBYPAN2KQQNEF5AXD3CPPLCS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unraveling Enhanced Superconductivity in Single-layer FeSe through Substrate Surface Terminations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Basu Dev Oli, Chang-Beom Eom, Gi-Yeop Kim, Jong-Hoon Kang, Lian Li, Michael Weinert, Qiang Zou, Si-Young Choi, Subhasish Mandal, Zhuozhi Ge","submitted_at":"2025-02-24T02:30:15Z","abstract_excerpt":"Single-layer FeSe films grown on (001) SrTiO3 substrates have shown a significant increase in superconducting transition temperature compared to bulk FeSe. Several mechanisms have been proposed to explain such enhancement, including electron doping, interfacial electron-phonon coupling, and strong electron correlations. To pinpoint the primary driver, we grew FeSe films on SrTiO3 substrates with coexisting TiO2 and SrO surface terminations. Scanning tunneling spectroscopy revealed a larger superconducting gap of 17 meV for FeSe on TiO2 compared to 11 meV on SrO. Tunneling spectroscopy also sho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.16784","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/2502.16784/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:18:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wumwl98Lv8IA9X7M2HSdrwcRt8vsT/1RLyzSmBjAKLwewdoAvloCh8zZPtnq09HkpK1jrq/Iv6pRsWHGxoEqAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T20:25:18.700324Z"},"content_sha256":"55aaf896ae2d50607205fff42cd25230969aab7583a4da85e2a620622ef378fa","schema_version":"1.0","event_id":"sha256:55aaf896ae2d50607205fff42cd25230969aab7583a4da85e2a620622ef378fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/bundle.json","state_url":"https://pith.science/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/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":"2026-08-07T20:25:18Z","links":{"resolver":"https://pith.science/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS","bundle":"https://pith.science/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/bundle.json","state":"https://pith.science/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FYJBYPAN2KQQNEF5AXD3CPPLCS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:FYJBYPAN2KQQNEF5AXD3CPPLCS","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":"3d7f863b272cc3b6019ab523dd3ef703aa89b25391e345377939d639c635beb0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-24T02:30:15Z","title_canon_sha256":"52a67a198ed653585ce79c6e390baa4e17d99a43693fb162e1912786c888c3cf"},"schema_version":"1.0","source":{"id":"2502.16784","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.16784","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"arxiv_version","alias_value":"2502.16784v1","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.16784","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_12","alias_value":"FYJBYPAN2KQQ","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_16","alias_value":"FYJBYPAN2KQQNEF5","created_at":"2026-07-05T10:18:59Z"},{"alias_kind":"pith_short_8","alias_value":"FYJBYPAN","created_at":"2026-07-05T10:18:59Z"}],"graph_snapshots":[{"event_id":"sha256:55aaf896ae2d50607205fff42cd25230969aab7583a4da85e2a620622ef378fa","target":"graph","created_at":"2026-07-05T10:18:59Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2502.16784/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Single-layer FeSe films grown on (001) SrTiO3 substrates have shown a significant increase in superconducting transition temperature compared to bulk FeSe. Several mechanisms have been proposed to explain such enhancement, including electron doping, interfacial electron-phonon coupling, and strong electron correlations. To pinpoint the primary driver, we grew FeSe films on SrTiO3 substrates with coexisting TiO2 and SrO surface terminations. Scanning tunneling spectroscopy revealed a larger superconducting gap of 17 meV for FeSe on TiO2 compared to 11 meV on SrO. Tunneling spectroscopy also sho","authors_text":"Basu Dev Oli, Chang-Beom Eom, Gi-Yeop Kim, Jong-Hoon Kang, Lian Li, Michael Weinert, Qiang Zou, Si-Young Choi, Subhasish Mandal, Zhuozhi Ge","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-24T02:30:15Z","title":"Unraveling Enhanced Superconductivity in Single-layer FeSe through Substrate Surface Terminations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.16784","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":"sha256:170e323f838eacd0edf15e3480c4c3fefc73e3ae239f73418b8698964aea1c72","target":"record","created_at":"2026-07-05T10:18:59Z","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":"3d7f863b272cc3b6019ab523dd3ef703aa89b25391e345377939d639c635beb0","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2025-02-24T02:30:15Z","title_canon_sha256":"52a67a198ed653585ce79c6e390baa4e17d99a43693fb162e1912786c888c3cf"},"schema_version":"1.0","source":{"id":"2502.16784","kind":"arxiv","version":1}},"canonical_sha256":"2e121c3c0dd2a10690bd05c7b13deb1498c13e8c137eae1857b5dac4be604ff6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e121c3c0dd2a10690bd05c7b13deb1498c13e8c137eae1857b5dac4be604ff6","first_computed_at":"2026-07-05T10:18:59.538233Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:18:59.538233Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sbanI+XWz1XtiyUDEVrTnWZF+9kSeexABeorfxpC7hKnqc+g/lFEDRekoLvFBFeNWPPYevRBjAALAl33UXvjDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:18:59.538741Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.16784","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:170e323f838eacd0edf15e3480c4c3fefc73e3ae239f73418b8698964aea1c72","sha256:55aaf896ae2d50607205fff42cd25230969aab7583a4da85e2a620622ef378fa"],"state_sha256":"9183617e4523fbb79c5c86d3d291a7a2179ea5b404a19dfc79079e293cea9547"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jBB5fa6sV2PNgdC3AcBASvrf3kdo28JSbBNbrq+ZwSMI/8ql1FyuIF0wt2NITqxo227FTLJ16gMUY1HZcBOfCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T20:25:18.705878Z","bundle_sha256":"f0bcfe89029b60ff448aca05411c1aff9bf2a662fb040786c1ff1451ad3410c0"}}