{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:N4LMYRNY43IYJ5FKGZAO64IT2I","short_pith_number":"pith:N4LMYRNY","canonical_record":{"source":{"id":"1303.2978","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-03-12T18:27:09Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"8112aa3887fba1778c2744ef53bf6a497fb99fac571844f40565d8b1815b2298","abstract_canon_sha256":"0f401896ab90fa9ff610e2448c942df2bc30f887f47183b3a0f16eb0138fac72"},"schema_version":"1.0"},"canonical_sha256":"6f16cc45b8e6d184f4aa3640ef7113d20ae4ea52832f324b768e054a87d10cbb","source":{"kind":"arxiv","id":"1303.2978","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.2978","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"1303.2978v4","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.2978","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"N4LMYRNY43IY","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"N4LMYRNY43IYJ5FK","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"N4LMYRNY","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:N4LMYRNY43IYJ5FKGZAO64IT2I","target":"record","payload":{"canonical_record":{"source":{"id":"1303.2978","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-03-12T18:27:09Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"8112aa3887fba1778c2744ef53bf6a497fb99fac571844f40565d8b1815b2298","abstract_canon_sha256":"0f401896ab90fa9ff610e2448c942df2bc30f887f47183b3a0f16eb0138fac72"},"schema_version":"1.0"},"canonical_sha256":"6f16cc45b8e6d184f4aa3640ef7113d20ae4ea52832f324b768e054a87d10cbb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:25:05.553707Z","signature_b64":"88E0igrbJ6Y1lGVwMQcOkkkwnir3vxzvlewKnhgBL3u1Bf2rrcvCJiebd4BGehuXZ03y2jh0/IrHFUfJt4QpCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6f16cc45b8e6d184f4aa3640ef7113d20ae4ea52832f324b768e054a87d10cbb","last_reissued_at":"2026-05-18T03:25:05.553120Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:25:05.553120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.2978","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tY8GGYbH43509dMMlDz39T0KUK8FJ/T9szivouto0+g/iXn2UgKp7KH1gQ2oEBRxguZoyU0OChmTSwvizcuQBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:33:20.599379Z"},"content_sha256":"a39b3a6c3cf9ee0bbfd2732a1fb07c74721859758d4578a3dc3322ddd6e197c2","schema_version":"1.0","event_id":"sha256:a39b3a6c3cf9ee0bbfd2732a1fb07c74721859758d4578a3dc3322ddd6e197c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:N4LMYRNY43IYJ5FKGZAO64IT2I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of realistic finite-size impurities on Tc in Fe-based superconductors based on the five-orbital tight-binding model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.supr-con","authors_text":"Hiroshi Kontani, Seiichiro Onari, Youichi Yamakawa","submitted_at":"2013-03-12T18:27:09Z","abstract_excerpt":"We present a systematic study of the impurity effect on Tc in Fe-based superconductors, assuming that the sign-reversal s-wave state due to inter-pocket repulsion ($s_\\pm$-wave state) is realized. For this purpose, we introduce several realistic impurity models with non-local modifications of potentials and hopping integrals around the impurity site. When we use the impurity model parameters for 3d- and 4d-impurity atoms derived from the recent first principle study by Nakamura et al., we find that the $s_\\pm$-wave state is very fragile against impurities: The superconductivity with $T_{c0}=30"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.2978","kind":"arxiv","version":4},"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":"2026-05-18T03:25:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yqWKhPUAvWtC44fp7EdjxxX8PHegNJQAQVh0LNFzuHXQW1EERFieR4CbQ60CY9ZU+rHqg05WonATde3TqJRqBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:33:20.599727Z"},"content_sha256":"35762c31ce76124a682bd20bc9d093d4daf32afe1e509c61dba6f4cad08c1542","schema_version":"1.0","event_id":"sha256:35762c31ce76124a682bd20bc9d093d4daf32afe1e509c61dba6f4cad08c1542"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/bundle.json","state_url":"https://pith.science/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/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":"2026-06-04T16:33:20Z","links":{"resolver":"https://pith.science/pith/N4LMYRNY43IYJ5FKGZAO64IT2I","bundle":"https://pith.science/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/bundle.json","state":"https://pith.science/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N4LMYRNY43IYJ5FKGZAO64IT2I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:N4LMYRNY43IYJ5FKGZAO64IT2I","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":"0f401896ab90fa9ff610e2448c942df2bc30f887f47183b3a0f16eb0138fac72","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-03-12T18:27:09Z","title_canon_sha256":"8112aa3887fba1778c2744ef53bf6a497fb99fac571844f40565d8b1815b2298"},"schema_version":"1.0","source":{"id":"1303.2978","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.2978","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"arxiv_version","alias_value":"1303.2978v4","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.2978","created_at":"2026-05-18T03:25:05Z"},{"alias_kind":"pith_short_12","alias_value":"N4LMYRNY43IY","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"N4LMYRNY43IYJ5FK","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"N4LMYRNY","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:35762c31ce76124a682bd20bc9d093d4daf32afe1e509c61dba6f4cad08c1542","target":"graph","created_at":"2026-05-18T03:25:05Z","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":"We present a systematic study of the impurity effect on Tc in Fe-based superconductors, assuming that the sign-reversal s-wave state due to inter-pocket repulsion ($s_\\pm$-wave state) is realized. For this purpose, we introduce several realistic impurity models with non-local modifications of potentials and hopping integrals around the impurity site. When we use the impurity model parameters for 3d- and 4d-impurity atoms derived from the recent first principle study by Nakamura et al., we find that the $s_\\pm$-wave state is very fragile against impurities: The superconductivity with $T_{c0}=30","authors_text":"Hiroshi Kontani, Seiichiro Onari, Youichi Yamakawa","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-03-12T18:27:09Z","title":"Effect of realistic finite-size impurities on Tc in Fe-based superconductors based on the five-orbital tight-binding model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.2978","kind":"arxiv","version":4},"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:a39b3a6c3cf9ee0bbfd2732a1fb07c74721859758d4578a3dc3322ddd6e197c2","target":"record","created_at":"2026-05-18T03:25:05Z","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":"0f401896ab90fa9ff610e2448c942df2bc30f887f47183b3a0f16eb0138fac72","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-03-12T18:27:09Z","title_canon_sha256":"8112aa3887fba1778c2744ef53bf6a497fb99fac571844f40565d8b1815b2298"},"schema_version":"1.0","source":{"id":"1303.2978","kind":"arxiv","version":4}},"canonical_sha256":"6f16cc45b8e6d184f4aa3640ef7113d20ae4ea52832f324b768e054a87d10cbb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6f16cc45b8e6d184f4aa3640ef7113d20ae4ea52832f324b768e054a87d10cbb","first_computed_at":"2026-05-18T03:25:05.553120Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:25:05.553120Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"88E0igrbJ6Y1lGVwMQcOkkkwnir3vxzvlewKnhgBL3u1Bf2rrcvCJiebd4BGehuXZ03y2jh0/IrHFUfJt4QpCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:25:05.553707Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.2978","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a39b3a6c3cf9ee0bbfd2732a1fb07c74721859758d4578a3dc3322ddd6e197c2","sha256:35762c31ce76124a682bd20bc9d093d4daf32afe1e509c61dba6f4cad08c1542"],"state_sha256":"27ab99a8806e1d80ca4e71fbc7ce4519ee7f0af9252c7290e78c787d1694836b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/AkStZOj4ZYtIgatMuVz4Av2KdZ6w/sGUhQgS/X+TOz7xUNVWEImBTOO7HHvFQ1RK9CkVFF5zEn5JKSo1zBGCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T16:33:20.601667Z","bundle_sha256":"fd56ccd197ce67e273fa9a58474e09a5ecf26ef5b024de472e8a634e927aa5d0"}}