{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:JKDFGCHKYJ4VZE43UHDUFLP3IA","short_pith_number":"pith:JKDFGCHK","canonical_record":{"source":{"id":"1305.7368","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-05-31T11:53:03Z","cross_cats_sorted":[],"title_canon_sha256":"2719781a203b3486b4727230f8ce45753f7ec5dfbebceb5b7f5b9b42b81dace9","abstract_canon_sha256":"266fa556818031ffdbf01afedd3bdc93a29776cb7cebbe827fe00535d8a62add"},"schema_version":"1.0"},"canonical_sha256":"4a865308eac2795c939ba1c742adfb40361390968a440b9a618c2d189bb3a0dc","source":{"kind":"arxiv","id":"1305.7368","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.7368","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"arxiv_version","alias_value":"1305.7368v1","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.7368","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"pith_short_12","alias_value":"JKDFGCHKYJ4V","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JKDFGCHKYJ4VZE43","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JKDFGCHK","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:JKDFGCHKYJ4VZE43UHDUFLP3IA","target":"record","payload":{"canonical_record":{"source":{"id":"1305.7368","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-05-31T11:53:03Z","cross_cats_sorted":[],"title_canon_sha256":"2719781a203b3486b4727230f8ce45753f7ec5dfbebceb5b7f5b9b42b81dace9","abstract_canon_sha256":"266fa556818031ffdbf01afedd3bdc93a29776cb7cebbe827fe00535d8a62add"},"schema_version":"1.0"},"canonical_sha256":"4a865308eac2795c939ba1c742adfb40361390968a440b9a618c2d189bb3a0dc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:00:39.460156Z","signature_b64":"YeEFOlkVstPNXXJfrULTManayAGaUyDUNp3+QhpnX3zb0t7kabOH2mlgyTbzvfblH0Gi5fGCjbfq8oY6LpnABQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4a865308eac2795c939ba1c742adfb40361390968a440b9a618c2d189bb3a0dc","last_reissued_at":"2026-05-18T03:00:39.459412Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:00:39.459412Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.7368","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":"2026-05-18T03:00:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3IpbUoBOWLtdb4B1GRrFybB7v37MlzLXaj+t7dWVRqSXeEMnmSqQ1fRHYQDFGY1NB6gU91mQdvsRgexp5r/xAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:32:51.925973Z"},"content_sha256":"b0b845889d50a68657495a174b04d7522afa3e912f459113b0e1555574b66ecf","schema_version":"1.0","event_id":"sha256:b0b845889d50a68657495a174b04d7522afa3e912f459113b0e1555574b66ecf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:JKDFGCHKYJ4VZE43UHDUFLP3IA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Why MgFeGe is not a superconductor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Harald O. Jeschke, I. I. Mazin, Roser Valenti","submitted_at":"2013-05-31T11:53:03Z","abstract_excerpt":"The recently synthesized MgFeGe compound is isostructural and isoelectronic with superconducting LiFeAs. Both materials are paramagnetic metals at room temperature. Inspection of their electronic structures without spin polarization reveals hardly any difference between the two. This fact was interpreted as evidence against popular theories relating superconductivity in Fe-based materials with spin fluctuations. We show that in the magnetic domain the two compounds are dramatically different, and the fact that MgFeGe does not superconduct, is, on the contrary, a strong argument in favor of the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.7368","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":"2026-05-18T03:00:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FSSYGRbuPsJrh+3MwRy7xnL+bdb7AQLWlYh6tyPjQFHNQYCq9agcRpUjxCbd6GXR+QCX5eMG9FdCPuJaI8GrDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:32:51.926327Z"},"content_sha256":"c3ee312c120107b10ae19c4bff55ebe3c08524ca5b1de61d98f01ffef8ad966b","schema_version":"1.0","event_id":"sha256:c3ee312c120107b10ae19c4bff55ebe3c08524ca5b1de61d98f01ffef8ad966b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/bundle.json","state_url":"https://pith.science/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/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":"2026-05-28T00:32:51Z","links":{"resolver":"https://pith.science/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA","bundle":"https://pith.science/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/bundle.json","state":"https://pith.science/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JKDFGCHKYJ4VZE43UHDUFLP3IA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:JKDFGCHKYJ4VZE43UHDUFLP3IA","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":"266fa556818031ffdbf01afedd3bdc93a29776cb7cebbe827fe00535d8a62add","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-05-31T11:53:03Z","title_canon_sha256":"2719781a203b3486b4727230f8ce45753f7ec5dfbebceb5b7f5b9b42b81dace9"},"schema_version":"1.0","source":{"id":"1305.7368","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.7368","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"arxiv_version","alias_value":"1305.7368v1","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.7368","created_at":"2026-05-18T03:00:39Z"},{"alias_kind":"pith_short_12","alias_value":"JKDFGCHKYJ4V","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"JKDFGCHKYJ4VZE43","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"JKDFGCHK","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:c3ee312c120107b10ae19c4bff55ebe3c08524ca5b1de61d98f01ffef8ad966b","target":"graph","created_at":"2026-05-18T03:00:39Z","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":"The recently synthesized MgFeGe compound is isostructural and isoelectronic with superconducting LiFeAs. Both materials are paramagnetic metals at room temperature. Inspection of their electronic structures without spin polarization reveals hardly any difference between the two. This fact was interpreted as evidence against popular theories relating superconductivity in Fe-based materials with spin fluctuations. We show that in the magnetic domain the two compounds are dramatically different, and the fact that MgFeGe does not superconduct, is, on the contrary, a strong argument in favor of the","authors_text":"Harald O. Jeschke, I. I. Mazin, Roser Valenti","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-05-31T11:53:03Z","title":"Why MgFeGe is not a superconductor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.7368","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:b0b845889d50a68657495a174b04d7522afa3e912f459113b0e1555574b66ecf","target":"record","created_at":"2026-05-18T03:00:39Z","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":"266fa556818031ffdbf01afedd3bdc93a29776cb7cebbe827fe00535d8a62add","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-05-31T11:53:03Z","title_canon_sha256":"2719781a203b3486b4727230f8ce45753f7ec5dfbebceb5b7f5b9b42b81dace9"},"schema_version":"1.0","source":{"id":"1305.7368","kind":"arxiv","version":1}},"canonical_sha256":"4a865308eac2795c939ba1c742adfb40361390968a440b9a618c2d189bb3a0dc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4a865308eac2795c939ba1c742adfb40361390968a440b9a618c2d189bb3a0dc","first_computed_at":"2026-05-18T03:00:39.459412Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:00:39.459412Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YeEFOlkVstPNXXJfrULTManayAGaUyDUNp3+QhpnX3zb0t7kabOH2mlgyTbzvfblH0Gi5fGCjbfq8oY6LpnABQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:00:39.460156Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.7368","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0b845889d50a68657495a174b04d7522afa3e912f459113b0e1555574b66ecf","sha256:c3ee312c120107b10ae19c4bff55ebe3c08524ca5b1de61d98f01ffef8ad966b"],"state_sha256":"18d42c23ea9ea5d2a92a5e50c5fccb92e7a22b6f3ac5fc57e9844f5bd64db00a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jg/QtBfmaEUONzE3Geck3ksbDgvj9/+ZddMFjugZRmCCyE06R6xlErf4FPUvgwQps5uv7fznVjR/vIAvkCt2Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T00:32:51.928288Z","bundle_sha256":"1e1fd65021949c0c716d3b3ab6d0f7e326afaf57cadc985296e4e9f558c54a91"}}