{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:KKGKY4DS43D7G5V5PXOZCXHKD7","short_pith_number":"pith:KKGKY4DS","canonical_record":{"source":{"id":"1105.3609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-05-18T12:43:17Z","cross_cats_sorted":[],"title_canon_sha256":"05167323fd0a58911ec9790cb6bfdb61580f025901c011ffb69325c78d34ae64","abstract_canon_sha256":"31c25fd40ec32014de45b891a9be27abfd43673bbf80ee780b63db3b84f5a9ad"},"schema_version":"1.0"},"canonical_sha256":"528cac7072e6c7f376bd7ddd915cea1ff00b3ec55399108584ef363864428405","source":{"kind":"arxiv","id":"1105.3609","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.3609","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"arxiv_version","alias_value":"1105.3609v2","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3609","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"pith_short_12","alias_value":"KKGKY4DS43D7","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"KKGKY4DS43D7G5V5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"KKGKY4DS","created_at":"2026-05-18T12:26:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:KKGKY4DS43D7G5V5PXOZCXHKD7","target":"record","payload":{"canonical_record":{"source":{"id":"1105.3609","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-05-18T12:43:17Z","cross_cats_sorted":[],"title_canon_sha256":"05167323fd0a58911ec9790cb6bfdb61580f025901c011ffb69325c78d34ae64","abstract_canon_sha256":"31c25fd40ec32014de45b891a9be27abfd43673bbf80ee780b63db3b84f5a9ad"},"schema_version":"1.0"},"canonical_sha256":"528cac7072e6c7f376bd7ddd915cea1ff00b3ec55399108584ef363864428405","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:56.575140Z","signature_b64":"jVVY0hBVY0E2OvyTbDxMJMUZKOBTy3c3AcbzKl1f7gTpQiuNErY5FtgJEldy+pDcpBdRkh7PGkM9/cosazn1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"528cac7072e6c7f376bd7ddd915cea1ff00b3ec55399108584ef363864428405","last_reissued_at":"2026-05-18T02:01:56.574451Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:56.574451Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.3609","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":"2026-05-18T02:01:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Jr5yZBQ8HMV8Xw6u/bTMDZJJJYknEHnlR0SeHKpG+gPWG8vXc7kerF5OcWjxhiklL0ajln0aFx+rlQj3zI9NCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T16:02:52.721292Z"},"content_sha256":"5036e4b2f5c4d1586c010370c63c395ff3c12101d03cea83f4840b9001aecb8c","schema_version":"1.0","event_id":"sha256:5036e4b2f5c4d1586c010370c63c395ff3c12101d03cea83f4840b9001aecb8c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:KKGKY4DS43D7G5V5PXOZCXHKD7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spintronic devices from bilayer graphene in contact to ferromagnetic insulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Paolo Michetti, Patrik Recher","submitted_at":"2011-05-18T12:43:17Z","abstract_excerpt":"Graphene-based materials show promise for spintronic applications due to their potentially large spin coherence length. On the other hand, because of their small intrinsic spin-orbit interaction, an external magnetic source is desirable in order to perform spin manipulation. Because of the flat nature of graphene, the proximity interaction with a ferromagnetic insulator (FI) surface seems a natural way to introduce magnetic properties into graphene. Exploiting the peculiar electronic properties of bilayer graphene coupled with FIs, we show that it is possible to devise very efficient gate-tuna"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3609","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":"2026-05-18T02:01:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pRyRGVQNfo7FEtWPn2C4WP96paY/u+SyQPlsMVQM7YCoW7lDT+4cA9BvxMCqZ5yZQm8TOfCmNedWY5DEDxcvCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T16:02:52.721659Z"},"content_sha256":"ba95d503745d7e61520a1dd38e67fa0981d202410141fe0540aec646b206137c","schema_version":"1.0","event_id":"sha256:ba95d503745d7e61520a1dd38e67fa0981d202410141fe0540aec646b206137c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/bundle.json","state_url":"https://pith.science/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/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":"2026-07-02T16:02:52Z","links":{"resolver":"https://pith.science/pith/KKGKY4DS43D7G5V5PXOZCXHKD7","bundle":"https://pith.science/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/bundle.json","state":"https://pith.science/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KKGKY4DS43D7G5V5PXOZCXHKD7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:KKGKY4DS43D7G5V5PXOZCXHKD7","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":"31c25fd40ec32014de45b891a9be27abfd43673bbf80ee780b63db3b84f5a9ad","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-05-18T12:43:17Z","title_canon_sha256":"05167323fd0a58911ec9790cb6bfdb61580f025901c011ffb69325c78d34ae64"},"schema_version":"1.0","source":{"id":"1105.3609","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.3609","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"arxiv_version","alias_value":"1105.3609v2","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.3609","created_at":"2026-05-18T02:01:56Z"},{"alias_kind":"pith_short_12","alias_value":"KKGKY4DS43D7","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_16","alias_value":"KKGKY4DS43D7G5V5","created_at":"2026-05-18T12:26:32Z"},{"alias_kind":"pith_short_8","alias_value":"KKGKY4DS","created_at":"2026-05-18T12:26:32Z"}],"graph_snapshots":[{"event_id":"sha256:ba95d503745d7e61520a1dd38e67fa0981d202410141fe0540aec646b206137c","target":"graph","created_at":"2026-05-18T02:01:56Z","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":"Graphene-based materials show promise for spintronic applications due to their potentially large spin coherence length. On the other hand, because of their small intrinsic spin-orbit interaction, an external magnetic source is desirable in order to perform spin manipulation. Because of the flat nature of graphene, the proximity interaction with a ferromagnetic insulator (FI) surface seems a natural way to introduce magnetic properties into graphene. Exploiting the peculiar electronic properties of bilayer graphene coupled with FIs, we show that it is possible to devise very efficient gate-tuna","authors_text":"Paolo Michetti, Patrik Recher","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-05-18T12:43:17Z","title":"Spintronic devices from bilayer graphene in contact to ferromagnetic insulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.3609","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":"sha256:5036e4b2f5c4d1586c010370c63c395ff3c12101d03cea83f4840b9001aecb8c","target":"record","created_at":"2026-05-18T02:01:56Z","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":"31c25fd40ec32014de45b891a9be27abfd43673bbf80ee780b63db3b84f5a9ad","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-05-18T12:43:17Z","title_canon_sha256":"05167323fd0a58911ec9790cb6bfdb61580f025901c011ffb69325c78d34ae64"},"schema_version":"1.0","source":{"id":"1105.3609","kind":"arxiv","version":2}},"canonical_sha256":"528cac7072e6c7f376bd7ddd915cea1ff00b3ec55399108584ef363864428405","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"528cac7072e6c7f376bd7ddd915cea1ff00b3ec55399108584ef363864428405","first_computed_at":"2026-05-18T02:01:56.574451Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:56.574451Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jVVY0hBVY0E2OvyTbDxMJMUZKOBTy3c3AcbzKl1f7gTpQiuNErY5FtgJEldy+pDcpBdRkh7PGkM9/cosazn1Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:56.575140Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.3609","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5036e4b2f5c4d1586c010370c63c395ff3c12101d03cea83f4840b9001aecb8c","sha256:ba95d503745d7e61520a1dd38e67fa0981d202410141fe0540aec646b206137c"],"state_sha256":"4c10d146756ccd477f4b4a5f476b118a11f3b6e2720db9478e09ed7267ef040c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eKoeROEfk8lGcAYACeGBQ/TWsfRMXzjRjFtKI5enwhiXwXoaaD6AuAKE5ZKQ/2m6KT0ZmlJZZKWjp5OugrMOAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T16:02:52.723592Z","bundle_sha256":"05895361c89c8c8bf19e44cdef7e6b1572e2e90563c6ffa667cfef151d4d2544"}}