{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:IILYLH3QZWPMR5TZRJ7AF6HXK7","short_pith_number":"pith:IILYLH3Q","canonical_record":{"source":{"id":"1408.1003","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T15:25:27Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"e14f50f094a8685cab67f4e4bd9667e015f1a20acbc4869d47727f3abf003f35","abstract_canon_sha256":"a8921a6fbcfdfc1acd905ba31156cc40930f005c63dc1b20b89132ad470ed19c"},"schema_version":"1.0"},"canonical_sha256":"4217859f70cd9ec8f6798a7e02f8f757e9c726049dd9350d23b66f2f8165ccd5","source":{"kind":"arxiv","id":"1408.1003","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.1003","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"arxiv_version","alias_value":"1408.1003v2","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.1003","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"pith_short_12","alias_value":"IILYLH3QZWPM","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"IILYLH3QZWPMR5TZ","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"IILYLH3Q","created_at":"2026-05-18T12:28:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:IILYLH3QZWPMR5TZRJ7AF6HXK7","target":"record","payload":{"canonical_record":{"source":{"id":"1408.1003","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T15:25:27Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"e14f50f094a8685cab67f4e4bd9667e015f1a20acbc4869d47727f3abf003f35","abstract_canon_sha256":"a8921a6fbcfdfc1acd905ba31156cc40930f005c63dc1b20b89132ad470ed19c"},"schema_version":"1.0"},"canonical_sha256":"4217859f70cd9ec8f6798a7e02f8f757e9c726049dd9350d23b66f2f8165ccd5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:32:06.089755Z","signature_b64":"kwzgyuzRcEmo7gGy5W3OmFz8SWP2B2YXFI/1qhCCRqR7IwYjpAq60JCxANxjZ5FFoVgYEER6jo/pNOTx1+5VDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4217859f70cd9ec8f6798a7e02f8f757e9c726049dd9350d23b66f2f8165ccd5","last_reissued_at":"2026-05-18T02:32:06.089410Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:32:06.089410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.1003","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":"2026-05-18T02:32:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l5CW8u7IQtQ5T27wAAg57DqoyB7ThZradlC4TIPsShN05lhyk/CtdpfXXwaZvJ/QW/tilJvOhH4zMFx+c8M9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:25:44.066141Z"},"content_sha256":"60363b3cb02945e780e1dfd4e577f2794a4933bffbfe37a6b2164eaf7ad3d62f","schema_version":"1.0","event_id":"sha256:60363b3cb02945e780e1dfd4e577f2794a4933bffbfe37a6b2164eaf7ad3d62f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:IILYLH3QZWPMR5TZRJ7AF6HXK7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-consistent model of spin accumulation magnetoresistance in ferromagnet-insulator-semiconductor tunnel junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mes-hall","authors_text":"Holly N. Tinkey, Ian Appelbaum, Pengke Li","submitted_at":"2014-08-05T15:25:27Z","abstract_excerpt":"Spin accumulation in a paramagnetic semiconductor due to voltage-biased current tunneling from a polarized ferromagnet is experimentally manifest as a small additional spin-dependent resistance. We describe a rigorous model incorporating the necessary self-consistency between electrochemical potential splitting, spin-dependent injection current, and applied voltage that can be used to simulate this so-called \"3T\" signal as a function of temperature, doping, ferromagnet bulk spin polarization, tunnel barrier features and conduction nonlinearity, and junction voltage bias."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.1003","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":"2026-05-18T02:32:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U7WMf9Pvtjvx4WFKOKZsTtUsHy8pEwEE+HYfIlaNrJVGNddMvI15BnbRwvxc9U2Jkbb38PUlqWBAuWjS6W3UAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:25:44.066939Z"},"content_sha256":"92c63f9617852444f457e9ff39c5d5a0d9fc68e1fa9621698850f6ee4a43409e","schema_version":"1.0","event_id":"sha256:92c63f9617852444f457e9ff39c5d5a0d9fc68e1fa9621698850f6ee4a43409e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/bundle.json","state_url":"https://pith.science/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/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":"2026-06-06T15:25:44Z","links":{"resolver":"https://pith.science/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7","bundle":"https://pith.science/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/bundle.json","state":"https://pith.science/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IILYLH3QZWPMR5TZRJ7AF6HXK7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:IILYLH3QZWPMR5TZRJ7AF6HXK7","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":"a8921a6fbcfdfc1acd905ba31156cc40930f005c63dc1b20b89132ad470ed19c","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T15:25:27Z","title_canon_sha256":"e14f50f094a8685cab67f4e4bd9667e015f1a20acbc4869d47727f3abf003f35"},"schema_version":"1.0","source":{"id":"1408.1003","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.1003","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"arxiv_version","alias_value":"1408.1003v2","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.1003","created_at":"2026-05-18T02:32:06Z"},{"alias_kind":"pith_short_12","alias_value":"IILYLH3QZWPM","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_16","alias_value":"IILYLH3QZWPMR5TZ","created_at":"2026-05-18T12:28:33Z"},{"alias_kind":"pith_short_8","alias_value":"IILYLH3Q","created_at":"2026-05-18T12:28:33Z"}],"graph_snapshots":[{"event_id":"sha256:92c63f9617852444f457e9ff39c5d5a0d9fc68e1fa9621698850f6ee4a43409e","target":"graph","created_at":"2026-05-18T02:32:06Z","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 accumulation in a paramagnetic semiconductor due to voltage-biased current tunneling from a polarized ferromagnet is experimentally manifest as a small additional spin-dependent resistance. We describe a rigorous model incorporating the necessary self-consistency between electrochemical potential splitting, spin-dependent injection current, and applied voltage that can be used to simulate this so-called \"3T\" signal as a function of temperature, doping, ferromagnet bulk spin polarization, tunnel barrier features and conduction nonlinearity, and junction voltage bias.","authors_text":"Holly N. Tinkey, Ian Appelbaum, Pengke Li","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T15:25:27Z","title":"Self-consistent model of spin accumulation magnetoresistance in ferromagnet-insulator-semiconductor tunnel junctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.1003","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":"sha256:60363b3cb02945e780e1dfd4e577f2794a4933bffbfe37a6b2164eaf7ad3d62f","target":"record","created_at":"2026-05-18T02:32:06Z","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":"a8921a6fbcfdfc1acd905ba31156cc40930f005c63dc1b20b89132ad470ed19c","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-08-05T15:25:27Z","title_canon_sha256":"e14f50f094a8685cab67f4e4bd9667e015f1a20acbc4869d47727f3abf003f35"},"schema_version":"1.0","source":{"id":"1408.1003","kind":"arxiv","version":2}},"canonical_sha256":"4217859f70cd9ec8f6798a7e02f8f757e9c726049dd9350d23b66f2f8165ccd5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4217859f70cd9ec8f6798a7e02f8f757e9c726049dd9350d23b66f2f8165ccd5","first_computed_at":"2026-05-18T02:32:06.089410Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:32:06.089410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kwzgyuzRcEmo7gGy5W3OmFz8SWP2B2YXFI/1qhCCRqR7IwYjpAq60JCxANxjZ5FFoVgYEER6jo/pNOTx1+5VDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:32:06.089755Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.1003","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:60363b3cb02945e780e1dfd4e577f2794a4933bffbfe37a6b2164eaf7ad3d62f","sha256:92c63f9617852444f457e9ff39c5d5a0d9fc68e1fa9621698850f6ee4a43409e"],"state_sha256":"cb4ae07e87d431d1ab18b8c7c3e29abc09d6ba164b00efe0253533228148ae64"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bi9hhSsJJT0IBOh8p4oZ/Iye9mG3K3uRZ+XJ+tO+IS0nrBylCKnX1b/4uPPVu3SjXzgpmKJ6c3bySXdtGCLsCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:25:44.071903Z","bundle_sha256":"20513c18cca8f1c313a0f50de266dfa7a4a2100f979202ed36ac60dc96a38de2"}}