{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:IXITWHLJHYSGMOO5JG2WTTVCTH","short_pith_number":"pith:IXITWHLJ","canonical_record":{"source":{"id":"1805.05186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-11T09:06:06Z","cross_cats_sorted":[],"title_canon_sha256":"f5d670e8755dfc4964c87b4cfd985882f7355ef2b962f7bbd8eb89ebe07dca6b","abstract_canon_sha256":"9923c36cd207b594550f28e1d3c1f621117710c6096afea394a8023a96c51473"},"schema_version":"1.0"},"canonical_sha256":"45d13b1d693e246639dd49b569cea299c44446d49a2d8b01d21b45b948b6a4b3","source":{"kind":"arxiv","id":"1805.05186","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.05186","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"arxiv_version","alias_value":"1805.05186v1","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.05186","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"pith_short_12","alias_value":"IXITWHLJHYSG","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IXITWHLJHYSGMOO5","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IXITWHLJ","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:IXITWHLJHYSGMOO5JG2WTTVCTH","target":"record","payload":{"canonical_record":{"source":{"id":"1805.05186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-11T09:06:06Z","cross_cats_sorted":[],"title_canon_sha256":"f5d670e8755dfc4964c87b4cfd985882f7355ef2b962f7bbd8eb89ebe07dca6b","abstract_canon_sha256":"9923c36cd207b594550f28e1d3c1f621117710c6096afea394a8023a96c51473"},"schema_version":"1.0"},"canonical_sha256":"45d13b1d693e246639dd49b569cea299c44446d49a2d8b01d21b45b948b6a4b3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:16.563456Z","signature_b64":"JSUNh9415IPiVWHPUwLQBrEoU2AODc9qzhu+hlZrifNvjpbdnGurS1qxjwrub7xr5Q5qMEoLTuZlJD3uyhhSAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"45d13b1d693e246639dd49b569cea299c44446d49a2d8b01d21b45b948b6a4b3","last_reissued_at":"2026-05-18T00:03:16.562860Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:16.562860Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.05186","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":"2026-05-18T00:03:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MmOgV6k7YvrPp7mRkBeQSHPECQFxyfX/nsiaLhNmVvGb03WpRpvTnp0BIJU5iRIFG3azvDMzkEDInCQ4BOHnAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:16:46.670042Z"},"content_sha256":"deaeed90bcf128c52b5c169dc4ccf131afc376e258c8124a21a034ce3716d467","schema_version":"1.0","event_id":"sha256:deaeed90bcf128c52b5c169dc4ccf131afc376e258c8124a21a034ce3716d467"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:IXITWHLJHYSGMOO5JG2WTTVCTH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Material-dependent screening of Coulomb interaction in single-layer cuprates","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Kazutaka Nishiguchi, Koichi Kusakabe, Shingo Teranishi","submitted_at":"2018-05-11T09:06:06Z","abstract_excerpt":"To explore material dependence of cuprate superconductors, we evaluate effective Coulomb interactions for Hg1201 and Tl1201, where Tl1201 having a nearly half value of T_c of Hg1201 even at the optimal oxygen concentration. Although structures are similar for these superconductors, there is an apparent difference in the occupied levels below EF. The characteristic difference in the band structure is correlated with oxygen contents in the buffer layer. By using constrained Random Phase Approximation, effective screened Coulomb interactions are estimated for HgBa_2CuO_4 and TlBa_2CuO_5. The resu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.05186","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":"2026-05-18T00:03:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2D46NohE0K/tjRtZma0YgMbT5L11dnks/QgQ+go2Kx1I2YHYVFTVdaFgJDB4wOWZXh5pKp47C8ReXT5vYLIXCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:16:46.670757Z"},"content_sha256":"07950bf498630600f28c0b60f3bbb324a2e488c5176cd74488f361ff1a3f292d","schema_version":"1.0","event_id":"sha256:07950bf498630600f28c0b60f3bbb324a2e488c5176cd74488f361ff1a3f292d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/bundle.json","state_url":"https://pith.science/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/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":"2026-05-25T20:16:46Z","links":{"resolver":"https://pith.science/pith/IXITWHLJHYSGMOO5JG2WTTVCTH","bundle":"https://pith.science/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/bundle.json","state":"https://pith.science/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IXITWHLJHYSGMOO5JG2WTTVCTH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:IXITWHLJHYSGMOO5JG2WTTVCTH","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":"9923c36cd207b594550f28e1d3c1f621117710c6096afea394a8023a96c51473","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-11T09:06:06Z","title_canon_sha256":"f5d670e8755dfc4964c87b4cfd985882f7355ef2b962f7bbd8eb89ebe07dca6b"},"schema_version":"1.0","source":{"id":"1805.05186","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.05186","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"arxiv_version","alias_value":"1805.05186v1","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.05186","created_at":"2026-05-18T00:03:16Z"},{"alias_kind":"pith_short_12","alias_value":"IXITWHLJHYSG","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"IXITWHLJHYSGMOO5","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"IXITWHLJ","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:07950bf498630600f28c0b60f3bbb324a2e488c5176cd74488f361ff1a3f292d","target":"graph","created_at":"2026-05-18T00:03:16Z","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":"To explore material dependence of cuprate superconductors, we evaluate effective Coulomb interactions for Hg1201 and Tl1201, where Tl1201 having a nearly half value of T_c of Hg1201 even at the optimal oxygen concentration. Although structures are similar for these superconductors, there is an apparent difference in the occupied levels below EF. The characteristic difference in the band structure is correlated with oxygen contents in the buffer layer. By using constrained Random Phase Approximation, effective screened Coulomb interactions are estimated for HgBa_2CuO_4 and TlBa_2CuO_5. The resu","authors_text":"Kazutaka Nishiguchi, Koichi Kusakabe, Shingo Teranishi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-11T09:06:06Z","title":"Material-dependent screening of Coulomb interaction in single-layer cuprates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.05186","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:deaeed90bcf128c52b5c169dc4ccf131afc376e258c8124a21a034ce3716d467","target":"record","created_at":"2026-05-18T00:03:16Z","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":"9923c36cd207b594550f28e1d3c1f621117710c6096afea394a8023a96c51473","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-05-11T09:06:06Z","title_canon_sha256":"f5d670e8755dfc4964c87b4cfd985882f7355ef2b962f7bbd8eb89ebe07dca6b"},"schema_version":"1.0","source":{"id":"1805.05186","kind":"arxiv","version":1}},"canonical_sha256":"45d13b1d693e246639dd49b569cea299c44446d49a2d8b01d21b45b948b6a4b3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"45d13b1d693e246639dd49b569cea299c44446d49a2d8b01d21b45b948b6a4b3","first_computed_at":"2026-05-18T00:03:16.562860Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:16.562860Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JSUNh9415IPiVWHPUwLQBrEoU2AODc9qzhu+hlZrifNvjpbdnGurS1qxjwrub7xr5Q5qMEoLTuZlJD3uyhhSAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:16.563456Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.05186","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:deaeed90bcf128c52b5c169dc4ccf131afc376e258c8124a21a034ce3716d467","sha256:07950bf498630600f28c0b60f3bbb324a2e488c5176cd74488f361ff1a3f292d"],"state_sha256":"6078132a8b25974e84cb5ba17560947b2fe9fa46395c858eff72087cd9e89da2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O5RYfc8x5e/FI5lEN4qoMeGP3cSy1vkh9MJSgh6SH79gxjQqhWt0wNw2vlWYMxdZrC84whtzdZksnCNJcT4CDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T20:16:46.674584Z","bundle_sha256":"af9545c6027948351b3e6506fae9a498f80f392698f7549410c4cdc91d1259bd"}}