{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:FYOZ7IUZLERIESCX3G2WWDKQSK","short_pith_number":"pith:FYOZ7IUZ","canonical_record":{"source":{"id":"1509.08190","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-28T04:30:27Z","cross_cats_sorted":[],"title_canon_sha256":"58105580b2831f916c0c2c78189eab638db1b788eac63c38d6c5ce61b819354f","abstract_canon_sha256":"db4d32dcf81690e02dd21ee81fbbc4457eda4425613cf0e3df44bf8a504a2db0"},"schema_version":"1.0"},"canonical_sha256":"2e1d9fa2995922824857d9b56b0d5092b2f103ae827b9ed02b04fad358bf2ee9","source":{"kind":"arxiv","id":"1509.08190","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.08190","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"arxiv_version","alias_value":"1509.08190v1","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.08190","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"pith_short_12","alias_value":"FYOZ7IUZLERI","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"FYOZ7IUZLERIESCX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"FYOZ7IUZ","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:FYOZ7IUZLERIESCX3G2WWDKQSK","target":"record","payload":{"canonical_record":{"source":{"id":"1509.08190","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-28T04:30:27Z","cross_cats_sorted":[],"title_canon_sha256":"58105580b2831f916c0c2c78189eab638db1b788eac63c38d6c5ce61b819354f","abstract_canon_sha256":"db4d32dcf81690e02dd21ee81fbbc4457eda4425613cf0e3df44bf8a504a2db0"},"schema_version":"1.0"},"canonical_sha256":"2e1d9fa2995922824857d9b56b0d5092b2f103ae827b9ed02b04fad358bf2ee9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:28:45.579284Z","signature_b64":"xC6jXfDPry5gwTrZ2/5hO38xDGxCijZbFje4IlMsk0UY7YaGU9f/e123mNFIAF2HqDDWwBLSVCvO5iQv9U7XBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e1d9fa2995922824857d9b56b0d5092b2f103ae827b9ed02b04fad358bf2ee9","last_reissued_at":"2026-05-18T01:28:45.578731Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:28:45.578731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1509.08190","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":"2026-05-18T01:28:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eVChHb5HhbdryXfrlPOZy3GXbv7+QVI2Vk5Ei1o2l+dPV4WHWyUtRi1BTNcLxm/VABjdbaIvseJK9Q8n4wCVDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T10:33:09.393367Z"},"content_sha256":"ee5b4ff826318c9a42bbe399347a17151d4b55928cd591ca7b875ad3228ac0e7","schema_version":"1.0","event_id":"sha256:ee5b4ff826318c9a42bbe399347a17151d4b55928cd591ca7b875ad3228ac0e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:FYOZ7IUZLERIESCX3G2WWDKQSK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"New spin injection scheme based on spin gapless semiconductors: A first-principles study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"E. K. Liu, G. H. Wu, G. Z. Xu, H. Z. Luo, S. G. Wang, W. H. Wang, W. Q. Wang, X. K. Xi, X. M. Zhang, Y. Wang, Z. P. Hou","submitted_at":"2015-09-28T04:30:27Z","abstract_excerpt":"Spin injection efficiency based on conventional and/or half-metallic ferromagnet/semiconductor is greatly limited by the Schmidt obstacle due to conductivity mismatch, here we proposed that by replacing the metallic injectors with spin gapless semiconductors can significantly reduce the conductive mismatch to enhance spin injection efficiency. By performing first principles calculations based on superlattice structure, we have studied the representative system of Mn2CoAl/semiconductor spin injector scheme. The results showed that a high spin polarization was maintained at the interface in syst"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.08190","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":"2026-05-18T01:28:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dPWKSzVX7iio7AtwqBxpKM35+bhgRAtD0rPBHiEwrck2gXDfs7t04yhk6TlzfX0IfFTo4qQPcBxpRkskbYZSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T10:33:09.393727Z"},"content_sha256":"40eb09337656dc6eeae70530f8a103fe06344d7af6c983d3913896beb2b47547","schema_version":"1.0","event_id":"sha256:40eb09337656dc6eeae70530f8a103fe06344d7af6c983d3913896beb2b47547"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/bundle.json","state_url":"https://pith.science/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/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":"2026-06-02T10:33:09Z","links":{"resolver":"https://pith.science/pith/FYOZ7IUZLERIESCX3G2WWDKQSK","bundle":"https://pith.science/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/bundle.json","state":"https://pith.science/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FYOZ7IUZLERIESCX3G2WWDKQSK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:FYOZ7IUZLERIESCX3G2WWDKQSK","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":"db4d32dcf81690e02dd21ee81fbbc4457eda4425613cf0e3df44bf8a504a2db0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-28T04:30:27Z","title_canon_sha256":"58105580b2831f916c0c2c78189eab638db1b788eac63c38d6c5ce61b819354f"},"schema_version":"1.0","source":{"id":"1509.08190","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1509.08190","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"arxiv_version","alias_value":"1509.08190v1","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.08190","created_at":"2026-05-18T01:28:45Z"},{"alias_kind":"pith_short_12","alias_value":"FYOZ7IUZLERI","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"FYOZ7IUZLERIESCX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"FYOZ7IUZ","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:40eb09337656dc6eeae70530f8a103fe06344d7af6c983d3913896beb2b47547","target":"graph","created_at":"2026-05-18T01:28:45Z","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":"Spin injection efficiency based on conventional and/or half-metallic ferromagnet/semiconductor is greatly limited by the Schmidt obstacle due to conductivity mismatch, here we proposed that by replacing the metallic injectors with spin gapless semiconductors can significantly reduce the conductive mismatch to enhance spin injection efficiency. By performing first principles calculations based on superlattice structure, we have studied the representative system of Mn2CoAl/semiconductor spin injector scheme. The results showed that a high spin polarization was maintained at the interface in syst","authors_text":"E. K. Liu, G. H. Wu, G. Z. Xu, H. Z. Luo, S. G. Wang, W. H. Wang, W. Q. Wang, X. K. Xi, X. M. Zhang, Y. Wang, Z. P. Hou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-28T04:30:27Z","title":"New spin injection scheme based on spin gapless semiconductors: A first-principles study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.08190","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:ee5b4ff826318c9a42bbe399347a17151d4b55928cd591ca7b875ad3228ac0e7","target":"record","created_at":"2026-05-18T01:28:45Z","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":"db4d32dcf81690e02dd21ee81fbbc4457eda4425613cf0e3df44bf8a504a2db0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-09-28T04:30:27Z","title_canon_sha256":"58105580b2831f916c0c2c78189eab638db1b788eac63c38d6c5ce61b819354f"},"schema_version":"1.0","source":{"id":"1509.08190","kind":"arxiv","version":1}},"canonical_sha256":"2e1d9fa2995922824857d9b56b0d5092b2f103ae827b9ed02b04fad358bf2ee9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2e1d9fa2995922824857d9b56b0d5092b2f103ae827b9ed02b04fad358bf2ee9","first_computed_at":"2026-05-18T01:28:45.578731Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:28:45.578731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xC6jXfDPry5gwTrZ2/5hO38xDGxCijZbFje4IlMsk0UY7YaGU9f/e123mNFIAF2HqDDWwBLSVCvO5iQv9U7XBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:28:45.579284Z","signed_message":"canonical_sha256_bytes"},"source_id":"1509.08190","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ee5b4ff826318c9a42bbe399347a17151d4b55928cd591ca7b875ad3228ac0e7","sha256:40eb09337656dc6eeae70530f8a103fe06344d7af6c983d3913896beb2b47547"],"state_sha256":"7680a6adafdb92a5cc78c2edb1f1ecebfc15bcbb15d1a88813f55a08a8186490"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yq424Br8z+Bj3At0cvnBgn36lsHu+BXLNfVNuYWtxN4EFtJUd/suLhr7ZSBkhcGsOA6yNIzUTwHSVXNndN+HAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T10:33:09.395712Z","bundle_sha256":"0922baa7cf931a0d2c6ebbdf6d4dfa6d39ab640baee70d282727379a59ae67fa"}}