{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:DJYSFZCD4NBV6FGTVMEBQJW237","short_pith_number":"pith:DJYSFZCD","canonical_record":{"source":{"id":"1210.6687","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-24T21:35:01Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"930d5306249af03ab306c7495fa94f8c37a931b6e222554abada60286618bdca","abstract_canon_sha256":"4a0f823f8b2c1a4d2a4fce5924c559f14324f3b379c83d9891b252df280c4a9a"},"schema_version":"1.0"},"canonical_sha256":"1a7122e443e3435f14d3ab081826dadfe10eada5b546427d04140f96e99c1949","source":{"kind":"arxiv","id":"1210.6687","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.6687","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"arxiv_version","alias_value":"1210.6687v2","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.6687","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"pith_short_12","alias_value":"DJYSFZCD4NBV","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DJYSFZCD4NBV6FGT","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DJYSFZCD","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:DJYSFZCD4NBV6FGTVMEBQJW237","target":"record","payload":{"canonical_record":{"source":{"id":"1210.6687","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-24T21:35:01Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"930d5306249af03ab306c7495fa94f8c37a931b6e222554abada60286618bdca","abstract_canon_sha256":"4a0f823f8b2c1a4d2a4fce5924c559f14324f3b379c83d9891b252df280c4a9a"},"schema_version":"1.0"},"canonical_sha256":"1a7122e443e3435f14d3ab081826dadfe10eada5b546427d04140f96e99c1949","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:28:56.078494Z","signature_b64":"non38wGEJxPXuOJlJDTcFpdjjDSUDAkkF+eo63FSoKabADdNsMj+wzsnOw9LrtvX5rHrxdaxzTZoxVdTADkpBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a7122e443e3435f14d3ab081826dadfe10eada5b546427d04140f96e99c1949","last_reissued_at":"2026-05-18T03:28:56.077951Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:28:56.077951Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.6687","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:28:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O28RNG9YxeUeobCEvodF4Ggv6UIKrljN6273GmWCx9dlbmAgDjYlQ1EnzTUzylB9FdiX98gwuZb4T49U5Q6zBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:45:14.495159Z"},"content_sha256":"a698543a1df01cd77e7490e1364488523a9e26f097ad33309d5e7fda3aa2ccab","schema_version":"1.0","event_id":"sha256:a698543a1df01cd77e7490e1364488523a9e26f097ad33309d5e7fda3aa2ccab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:DJYSFZCD4NBV6FGTVMEBQJW237","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Theory of Half-Metallic Double Perovskites I: Double Exchange Mechanism","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Anamitra Mukherjee, Mohit Randeria, Nandini Trivedi, O. Nganba Meetei, Onur Erten, Patrick Woodward","submitted_at":"2012-10-24T21:35:01Z","abstract_excerpt":"The double perovskite material \\SFMO has the rare and desirable combination of a half-metallic ground state with 100% spin polarization and ferrimagnetic \\Tc$\\simeq 420$K, well above room temperature. In this two-part paper, we present a comprehensive theoretical study of the magnetic and electronic properties of half metallic double perovskites. In this paper we present exact diagonalization calculations of the \"fast\" Mo electronic degrees coupled to \"slow\" Fe core spin fluctuations treated by classical Monte Carlo techniques. From the temperature dependence of the spin-resolved density of st"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.6687","kind":"arxiv","version":2},"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":"2026-05-18T03:28:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nvO4KmOZYakml2fjZF0Z6Mqz1Od+DF49dunmcO886D6ypjnGSb2h1m31aFpcQiG1dJk5H3dbeK4A3T+G2q6yDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T19:45:14.495525Z"},"content_sha256":"bb48a9bf7141545fff847dd981c6b582b3b2123e1cb55ee6981533d5d41a33ab","schema_version":"1.0","event_id":"sha256:bb48a9bf7141545fff847dd981c6b582b3b2123e1cb55ee6981533d5d41a33ab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DJYSFZCD4NBV6FGTVMEBQJW237/bundle.json","state_url":"https://pith.science/pith/DJYSFZCD4NBV6FGTVMEBQJW237/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DJYSFZCD4NBV6FGTVMEBQJW237/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":"2026-06-03T19:45:14Z","links":{"resolver":"https://pith.science/pith/DJYSFZCD4NBV6FGTVMEBQJW237","bundle":"https://pith.science/pith/DJYSFZCD4NBV6FGTVMEBQJW237/bundle.json","state":"https://pith.science/pith/DJYSFZCD4NBV6FGTVMEBQJW237/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DJYSFZCD4NBV6FGTVMEBQJW237/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DJYSFZCD4NBV6FGTVMEBQJW237","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":"4a0f823f8b2c1a4d2a4fce5924c559f14324f3b379c83d9891b252df280c4a9a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-24T21:35:01Z","title_canon_sha256":"930d5306249af03ab306c7495fa94f8c37a931b6e222554abada60286618bdca"},"schema_version":"1.0","source":{"id":"1210.6687","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.6687","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"arxiv_version","alias_value":"1210.6687v2","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.6687","created_at":"2026-05-18T03:28:56Z"},{"alias_kind":"pith_short_12","alias_value":"DJYSFZCD4NBV","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DJYSFZCD4NBV6FGT","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DJYSFZCD","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:bb48a9bf7141545fff847dd981c6b582b3b2123e1cb55ee6981533d5d41a33ab","target":"graph","created_at":"2026-05-18T03:28:56Z","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 double perovskite material \\SFMO has the rare and desirable combination of a half-metallic ground state with 100% spin polarization and ferrimagnetic \\Tc$\\simeq 420$K, well above room temperature. In this two-part paper, we present a comprehensive theoretical study of the magnetic and electronic properties of half metallic double perovskites. In this paper we present exact diagonalization calculations of the \"fast\" Mo electronic degrees coupled to \"slow\" Fe core spin fluctuations treated by classical Monte Carlo techniques. From the temperature dependence of the spin-resolved density of st","authors_text":"Anamitra Mukherjee, Mohit Randeria, Nandini Trivedi, O. Nganba Meetei, Onur Erten, Patrick Woodward","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-24T21:35:01Z","title":"Theory of Half-Metallic Double Perovskites I: Double Exchange Mechanism"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.6687","kind":"arxiv","version":2},"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:a698543a1df01cd77e7490e1364488523a9e26f097ad33309d5e7fda3aa2ccab","target":"record","created_at":"2026-05-18T03:28:56Z","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":"4a0f823f8b2c1a4d2a4fce5924c559f14324f3b379c83d9891b252df280c4a9a","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-10-24T21:35:01Z","title_canon_sha256":"930d5306249af03ab306c7495fa94f8c37a931b6e222554abada60286618bdca"},"schema_version":"1.0","source":{"id":"1210.6687","kind":"arxiv","version":2}},"canonical_sha256":"1a7122e443e3435f14d3ab081826dadfe10eada5b546427d04140f96e99c1949","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a7122e443e3435f14d3ab081826dadfe10eada5b546427d04140f96e99c1949","first_computed_at":"2026-05-18T03:28:56.077951Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:28:56.077951Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"non38wGEJxPXuOJlJDTcFpdjjDSUDAkkF+eo63FSoKabADdNsMj+wzsnOw9LrtvX5rHrxdaxzTZoxVdTADkpBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:28:56.078494Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.6687","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a698543a1df01cd77e7490e1364488523a9e26f097ad33309d5e7fda3aa2ccab","sha256:bb48a9bf7141545fff847dd981c6b582b3b2123e1cb55ee6981533d5d41a33ab"],"state_sha256":"49317d821f9d78e3b7868eaf987b3395675e9dae889225f53f40a506cefbe374"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aK/My84yXl7Dhv/re9hg1l3nEisQ6Po5RZBqMWGsYQw39MtQwpLCcMg3jfXaW4SLz/43tB5xL3fA99BPN3BvAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T19:45:14.497452Z","bundle_sha256":"60cc67bd57ad50610386d31ecbb831e8d061ac943aff4353c3ea58ac9f9c6091"}}