{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:JN7THMPEV67U3UBMHJHDO3D7NY","short_pith_number":"pith:JN7THMPE","canonical_record":{"source":{"id":"1203.1249","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-06T16:40:28Z","cross_cats_sorted":[],"title_canon_sha256":"923c581bda03085e84cb808dab215148c2ba03e5b3e553baa93c77fad64257ce","abstract_canon_sha256":"e06a083897c917d777cca8fff29e8ec7aeb0dc56b69d95dcb86dc3557f124ff3"},"schema_version":"1.0"},"canonical_sha256":"4b7f33b1e4afbf4dd02c3a4e376c7f6e08e1f1e771d52dc6e5452ba9286fb266","source":{"kind":"arxiv","id":"1203.1249","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1249","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1249v4","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1249","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"pith_short_12","alias_value":"JN7THMPEV67U","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JN7THMPEV67U3UBM","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JN7THMPE","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:JN7THMPEV67U3UBMHJHDO3D7NY","target":"record","payload":{"canonical_record":{"source":{"id":"1203.1249","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-06T16:40:28Z","cross_cats_sorted":[],"title_canon_sha256":"923c581bda03085e84cb808dab215148c2ba03e5b3e553baa93c77fad64257ce","abstract_canon_sha256":"e06a083897c917d777cca8fff29e8ec7aeb0dc56b69d95dcb86dc3557f124ff3"},"schema_version":"1.0"},"canonical_sha256":"4b7f33b1e4afbf4dd02c3a4e376c7f6e08e1f1e771d52dc6e5452ba9286fb266","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:16:49.863386Z","signature_b64":"qOywLkxCx7AM5lXs7poeIlpvF22zLrrlJrIPn+GgHzf2DYRUwN4Srd3u/mgJ0T4Yizh1/3AXtbqL0XSbX7ckCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b7f33b1e4afbf4dd02c3a4e376c7f6e08e1f1e771d52dc6e5452ba9286fb266","last_reissued_at":"2026-05-18T03:16:49.862668Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:16:49.862668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.1249","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:16:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pexcbS9s0+eMEdCjGKsazP/GLb+NOQOhnCCxJBqicLU86vAovvyHP4JsKPUb2pkYOs22TpUJPUFYASxMfU4BDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:19:56.925935Z"},"content_sha256":"c49524c221bfae735cfa1b5089f4eae1d6e43af70e0d94cc81a3df869574866f","schema_version":"1.0","event_id":"sha256:c49524c221bfae735cfa1b5089f4eae1d6e43af70e0d94cc81a3df869574866f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:JN7THMPEV67U3UBMHJHDO3D7NY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic-non-magnetic superlattice chain with external electric field: Spin transport and the selective switching effect","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Moumita Dey, Santanu K. Maiti, S. N. Karmakar","submitted_at":"2012-03-06T16:40:28Z","abstract_excerpt":"Based on Green's function formalism, the existence of multiple mobility edges in a one-dimensional magnetic-non-magnetic superlattice geometry in presence of external electric field is predicted, and, it leads to the possibility of getting a metal-insulator transition at multiple values of Fermi energy. The role of electric field on electron localization is discussed for different arrangements of magnetic and non-magnetic atomic sites in the chain. We also analyze that the model quantum system can be used as a perfect spin filter for a wide range of energy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1249","kind":"arxiv","version":4},"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":"2026-05-18T03:16:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pSMuOfoDuJIVkgQTjUiussKd2N9utOR4u1ygTBhPiwGpjQHGyYcEGrIbM2e39CEIH5xx/68uTO+jPS5mWXrQDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:19:56.926649Z"},"content_sha256":"fdd446f608fc5a58574fc16cf1896b6653ff466ef0ded4167ff10f343ae3b4bd","schema_version":"1.0","event_id":"sha256:fdd446f608fc5a58574fc16cf1896b6653ff466ef0ded4167ff10f343ae3b4bd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JN7THMPEV67U3UBMHJHDO3D7NY/bundle.json","state_url":"https://pith.science/pith/JN7THMPEV67U3UBMHJHDO3D7NY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JN7THMPEV67U3UBMHJHDO3D7NY/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":"2026-05-25T19:19:56Z","links":{"resolver":"https://pith.science/pith/JN7THMPEV67U3UBMHJHDO3D7NY","bundle":"https://pith.science/pith/JN7THMPEV67U3UBMHJHDO3D7NY/bundle.json","state":"https://pith.science/pith/JN7THMPEV67U3UBMHJHDO3D7NY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JN7THMPEV67U3UBMHJHDO3D7NY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:JN7THMPEV67U3UBMHJHDO3D7NY","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":"e06a083897c917d777cca8fff29e8ec7aeb0dc56b69d95dcb86dc3557f124ff3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-06T16:40:28Z","title_canon_sha256":"923c581bda03085e84cb808dab215148c2ba03e5b3e553baa93c77fad64257ce"},"schema_version":"1.0","source":{"id":"1203.1249","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.1249","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"arxiv_version","alias_value":"1203.1249v4","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.1249","created_at":"2026-05-18T03:16:49Z"},{"alias_kind":"pith_short_12","alias_value":"JN7THMPEV67U","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JN7THMPEV67U3UBM","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JN7THMPE","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:fdd446f608fc5a58574fc16cf1896b6653ff466ef0ded4167ff10f343ae3b4bd","target":"graph","created_at":"2026-05-18T03:16:49Z","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":"Based on Green's function formalism, the existence of multiple mobility edges in a one-dimensional magnetic-non-magnetic superlattice geometry in presence of external electric field is predicted, and, it leads to the possibility of getting a metal-insulator transition at multiple values of Fermi energy. The role of electric field on electron localization is discussed for different arrangements of magnetic and non-magnetic atomic sites in the chain. We also analyze that the model quantum system can be used as a perfect spin filter for a wide range of energy.","authors_text":"Moumita Dey, Santanu K. Maiti, S. N. Karmakar","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-06T16:40:28Z","title":"Magnetic-non-magnetic superlattice chain with external electric field: Spin transport and the selective switching effect"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.1249","kind":"arxiv","version":4},"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:c49524c221bfae735cfa1b5089f4eae1d6e43af70e0d94cc81a3df869574866f","target":"record","created_at":"2026-05-18T03:16:49Z","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":"e06a083897c917d777cca8fff29e8ec7aeb0dc56b69d95dcb86dc3557f124ff3","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-03-06T16:40:28Z","title_canon_sha256":"923c581bda03085e84cb808dab215148c2ba03e5b3e553baa93c77fad64257ce"},"schema_version":"1.0","source":{"id":"1203.1249","kind":"arxiv","version":4}},"canonical_sha256":"4b7f33b1e4afbf4dd02c3a4e376c7f6e08e1f1e771d52dc6e5452ba9286fb266","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b7f33b1e4afbf4dd02c3a4e376c7f6e08e1f1e771d52dc6e5452ba9286fb266","first_computed_at":"2026-05-18T03:16:49.862668Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:16:49.862668Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qOywLkxCx7AM5lXs7poeIlpvF22zLrrlJrIPn+GgHzf2DYRUwN4Srd3u/mgJ0T4Yizh1/3AXtbqL0XSbX7ckCg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:16:49.863386Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.1249","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c49524c221bfae735cfa1b5089f4eae1d6e43af70e0d94cc81a3df869574866f","sha256:fdd446f608fc5a58574fc16cf1896b6653ff466ef0ded4167ff10f343ae3b4bd"],"state_sha256":"85143ca2f4924882d7e67313dd0f11be511b999c02ff468d0ceb6abd88f52392"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w/N8wgOnpTkkkQdznVvRHX9/hLwZ/A8HYu43XqryvCB0AZxJedI3pZKHfpAvEVwJbWmGIqQluYLIu1LREkDzCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:19:56.929555Z","bundle_sha256":"9ebd4f53884448508de502deedab9b51b2828933cac25d8f680829ea36c2e555"}}