{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:C7FQNZCFEARMMKS5626PFMGAZO","short_pith_number":"pith:C7FQNZCF","canonical_record":{"source":{"id":"1305.2024","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-05-09T07:54:51Z","cross_cats_sorted":[],"title_canon_sha256":"fb15295747a2103d05d81c1bd4d10e9706f94be103bc67e6be70f146525b3bd4","abstract_canon_sha256":"e07f1f6b2bff69f2ead6ce3f0e47e1bb7d97dc200b89e7b981506237612d6030"},"schema_version":"1.0"},"canonical_sha256":"17cb06e4452022c62a5df6bcf2b0c0cbbadc4f2cff42ca556217ffd2188df51e","source":{"kind":"arxiv","id":"1305.2024","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.2024","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"arxiv_version","alias_value":"1305.2024v1","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.2024","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"pith_short_12","alias_value":"C7FQNZCFEARM","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C7FQNZCFEARMMKS5","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C7FQNZCF","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:C7FQNZCFEARMMKS5626PFMGAZO","target":"record","payload":{"canonical_record":{"source":{"id":"1305.2024","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-05-09T07:54:51Z","cross_cats_sorted":[],"title_canon_sha256":"fb15295747a2103d05d81c1bd4d10e9706f94be103bc67e6be70f146525b3bd4","abstract_canon_sha256":"e07f1f6b2bff69f2ead6ce3f0e47e1bb7d97dc200b89e7b981506237612d6030"},"schema_version":"1.0"},"canonical_sha256":"17cb06e4452022c62a5df6bcf2b0c0cbbadc4f2cff42ca556217ffd2188df51e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:26:09.531066Z","signature_b64":"7shmiNBrQ3CxN26uLY6E3w3OLv5CV8KrruO3G+2OrOVKtlrvIPrJxxGzgyZnX1gsuj2VrYEtVSoUyfJn7ufTBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17cb06e4452022c62a5df6bcf2b0c0cbbadc4f2cff42ca556217ffd2188df51e","last_reissued_at":"2026-05-18T03:26:09.530452Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:26:09.530452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.2024","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":"2026-05-18T03:26:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/9ZKrHbUG814TWsliPzcwL0Tk0b1RYI0d+xnzhAhPuZT8t1YUN8ZmlQ6ZpeBsFsyGG0RoG6LwYdqkeYEbpD7Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:46:08.737678Z"},"content_sha256":"a92165d28810ea30e86b150f812f1ceab8d171044accab63c913af3e0390fcfd","schema_version":"1.0","event_id":"sha256:a92165d28810ea30e86b150f812f1ceab8d171044accab63c913af3e0390fcfd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:C7FQNZCFEARMMKS5626PFMGAZO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconductivity in Tetragonal LaPt_{2-x}Ge_{2+x}","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Guo-qing Zheng, H. Sawaoka, K. Matano, S. Maeda, Y. Inada","submitted_at":"2013-05-09T07:54:51Z","abstract_excerpt":"We find that a tetragonal CaBe_2Ge_2-type structure can be stabilized in non-stoichiometric LaPt_{2-x}Ge_{2+x}. We further discovered that tetragonal LaPt_{2-x}Ge_{2+x} with x=0.15 and 0.2 respectively superconduct at Tc=1.85 K and 1.95 K, which is about four time higher than that in monoclinic LaPt_2Ge_2."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.2024","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":"2026-05-18T03:26:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2PpASvryPMpkYiYbYaSvgBo1JhJgvLdggm4y5PDNkmiASFgi82bN3gfRMuLdBvjK3JvUaFe4wx86cuTsUOMhCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:46:08.738431Z"},"content_sha256":"c9d0169c7bbd738798f91c0fc65e5ab7f60d3874dff318d89e5f78c85d737ad9","schema_version":"1.0","event_id":"sha256:c9d0169c7bbd738798f91c0fc65e5ab7f60d3874dff318d89e5f78c85d737ad9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C7FQNZCFEARMMKS5626PFMGAZO/bundle.json","state_url":"https://pith.science/pith/C7FQNZCFEARMMKS5626PFMGAZO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C7FQNZCFEARMMKS5626PFMGAZO/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":"2026-05-25T23:46:08Z","links":{"resolver":"https://pith.science/pith/C7FQNZCFEARMMKS5626PFMGAZO","bundle":"https://pith.science/pith/C7FQNZCFEARMMKS5626PFMGAZO/bundle.json","state":"https://pith.science/pith/C7FQNZCFEARMMKS5626PFMGAZO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C7FQNZCFEARMMKS5626PFMGAZO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:C7FQNZCFEARMMKS5626PFMGAZO","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":"e07f1f6b2bff69f2ead6ce3f0e47e1bb7d97dc200b89e7b981506237612d6030","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-05-09T07:54:51Z","title_canon_sha256":"fb15295747a2103d05d81c1bd4d10e9706f94be103bc67e6be70f146525b3bd4"},"schema_version":"1.0","source":{"id":"1305.2024","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.2024","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"arxiv_version","alias_value":"1305.2024v1","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.2024","created_at":"2026-05-18T03:26:09Z"},{"alias_kind":"pith_short_12","alias_value":"C7FQNZCFEARM","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"C7FQNZCFEARMMKS5","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"C7FQNZCF","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:c9d0169c7bbd738798f91c0fc65e5ab7f60d3874dff318d89e5f78c85d737ad9","target":"graph","created_at":"2026-05-18T03:26:09Z","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 find that a tetragonal CaBe_2Ge_2-type structure can be stabilized in non-stoichiometric LaPt_{2-x}Ge_{2+x}. We further discovered that tetragonal LaPt_{2-x}Ge_{2+x} with x=0.15 and 0.2 respectively superconduct at Tc=1.85 K and 1.95 K, which is about four time higher than that in monoclinic LaPt_2Ge_2.","authors_text":"Guo-qing Zheng, H. Sawaoka, K. Matano, S. Maeda, Y. Inada","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-05-09T07:54:51Z","title":"Superconductivity in Tetragonal LaPt_{2-x}Ge_{2+x}"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.2024","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:a92165d28810ea30e86b150f812f1ceab8d171044accab63c913af3e0390fcfd","target":"record","created_at":"2026-05-18T03:26:09Z","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":"e07f1f6b2bff69f2ead6ce3f0e47e1bb7d97dc200b89e7b981506237612d6030","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2013-05-09T07:54:51Z","title_canon_sha256":"fb15295747a2103d05d81c1bd4d10e9706f94be103bc67e6be70f146525b3bd4"},"schema_version":"1.0","source":{"id":"1305.2024","kind":"arxiv","version":1}},"canonical_sha256":"17cb06e4452022c62a5df6bcf2b0c0cbbadc4f2cff42ca556217ffd2188df51e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17cb06e4452022c62a5df6bcf2b0c0cbbadc4f2cff42ca556217ffd2188df51e","first_computed_at":"2026-05-18T03:26:09.530452Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:26:09.530452Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7shmiNBrQ3CxN26uLY6E3w3OLv5CV8KrruO3G+2OrOVKtlrvIPrJxxGzgyZnX1gsuj2VrYEtVSoUyfJn7ufTBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:26:09.531066Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.2024","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a92165d28810ea30e86b150f812f1ceab8d171044accab63c913af3e0390fcfd","sha256:c9d0169c7bbd738798f91c0fc65e5ab7f60d3874dff318d89e5f78c85d737ad9"],"state_sha256":"fa23cdfac76b860528d1d04cb278a9b59668ec245242f34bf42bf50b0245e132"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G8jL58zgMkA/OcSHN/wDBn3QEDsGmA9joKPiRvg9BouV7OfwYh8ZZKEYROXdTbJoXoiXOOXdzw2Ci1NLHqBOCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:46:08.742523Z","bundle_sha256":"fb9b9ccf52b481b67aefe1e687947adb1210f059b41a63168ab53c0a26062ae8"}}