{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:JZP67XEJAMNK522I3ZFLKRGCNZ","short_pith_number":"pith:JZP67XEJ","canonical_record":{"source":{"id":"1411.6454","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-24T14:06:20Z","cross_cats_sorted":[],"title_canon_sha256":"10bf1adf963bc9bbccde251176005157abd1532ff999cfa5600e0753edc59b1d","abstract_canon_sha256":"2039c183d7ad351e9040a251c8b8269f3d34f24b47a271d6f6b2ecc9b35c0444"},"schema_version":"1.0"},"canonical_sha256":"4e5fefdc89031aaeeb48de4ab544c26e5051bb16af81e183cb67b03436ba57c6","source":{"kind":"arxiv","id":"1411.6454","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.6454","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"arxiv_version","alias_value":"1411.6454v1","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.6454","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"pith_short_12","alias_value":"JZP67XEJAMNK","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JZP67XEJAMNK522I","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JZP67XEJ","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:JZP67XEJAMNK522I3ZFLKRGCNZ","target":"record","payload":{"canonical_record":{"source":{"id":"1411.6454","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-24T14:06:20Z","cross_cats_sorted":[],"title_canon_sha256":"10bf1adf963bc9bbccde251176005157abd1532ff999cfa5600e0753edc59b1d","abstract_canon_sha256":"2039c183d7ad351e9040a251c8b8269f3d34f24b47a271d6f6b2ecc9b35c0444"},"schema_version":"1.0"},"canonical_sha256":"4e5fefdc89031aaeeb48de4ab544c26e5051bb16af81e183cb67b03436ba57c6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:31:20.350053Z","signature_b64":"apWY5bqtRhDeMwGomEr51yLNswOi/Vx5GX63UcHeVW4AVo3V3V4w9DpluWgZV9v4k4kc9NguhSGzy191LrOaDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4e5fefdc89031aaeeb48de4ab544c26e5051bb16af81e183cb67b03436ba57c6","last_reissued_at":"2026-05-18T02:31:20.349515Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:31:20.349515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.6454","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":"2026-05-18T02:31:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zThtubq2wV6ET3yoAGV3dFogu5axcHrDe+jBGsW/X3mcEUfUtvIreyM+7encnLmhTTrCraDXevExVaVKy1SGDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T08:29:45.275348Z"},"content_sha256":"4992ad00daea8e3310a18309c0bba02fd8c252de6fb9a30f172a0abf0047478a","schema_version":"1.0","event_id":"sha256:4992ad00daea8e3310a18309c0bba02fd8c252de6fb9a30f172a0abf0047478a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:JZP67XEJAMNK522I3ZFLKRGCNZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Enhancement of Spin-transfer torque switching via resonant tunneling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Ashwin A Tulapurkar, Bhaskaran Muralidharan, Niladri Chatterji","submitted_at":"2014-11-24T14:06:20Z","abstract_excerpt":"We propose the use of resonant tunneling as a route to enhance the spin-transfer torque switching characteristics of magnetic tunnel junctions. The proposed device structure is a resonant tunneling magnetic tunnel junction based on a MgO-semiconductor heterostructure sandwiched between a fixed magnet and a free magnet. Using the non-equilibrium Green's function formalism coupled self consistently with the Landau-Lifshitz-Gilbert-Slonczewski equation, we demonstrate enhanced tunnel magneto-resistance characteristics as well as lower switching voltages in comparison with traditional trilayer dev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.6454","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":"2026-05-18T02:31:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bDbVSZsvIoZOwB+w1obRZs8yvl1NABX3XUt1P7LCtDfP8nsPpa9ZUPiDNiAdmtGGefXR2gDB0GMe9q1Tjp4SDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T08:29:45.275715Z"},"content_sha256":"ebc569e3dafd7f4405a8c956eaead4b38d5b892f6db9a4f38441101b412ffea7","schema_version":"1.0","event_id":"sha256:ebc569e3dafd7f4405a8c956eaead4b38d5b892f6db9a4f38441101b412ffea7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/bundle.json","state_url":"https://pith.science/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/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":"2026-06-12T08:29:45Z","links":{"resolver":"https://pith.science/pith/JZP67XEJAMNK522I3ZFLKRGCNZ","bundle":"https://pith.science/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/bundle.json","state":"https://pith.science/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JZP67XEJAMNK522I3ZFLKRGCNZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:JZP67XEJAMNK522I3ZFLKRGCNZ","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":"2039c183d7ad351e9040a251c8b8269f3d34f24b47a271d6f6b2ecc9b35c0444","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-24T14:06:20Z","title_canon_sha256":"10bf1adf963bc9bbccde251176005157abd1532ff999cfa5600e0753edc59b1d"},"schema_version":"1.0","source":{"id":"1411.6454","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.6454","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"arxiv_version","alias_value":"1411.6454v1","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.6454","created_at":"2026-05-18T02:31:20Z"},{"alias_kind":"pith_short_12","alias_value":"JZP67XEJAMNK","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JZP67XEJAMNK522I","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JZP67XEJ","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:ebc569e3dafd7f4405a8c956eaead4b38d5b892f6db9a4f38441101b412ffea7","target":"graph","created_at":"2026-05-18T02:31:20Z","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":"We propose the use of resonant tunneling as a route to enhance the spin-transfer torque switching characteristics of magnetic tunnel junctions. The proposed device structure is a resonant tunneling magnetic tunnel junction based on a MgO-semiconductor heterostructure sandwiched between a fixed magnet and a free magnet. Using the non-equilibrium Green's function formalism coupled self consistently with the Landau-Lifshitz-Gilbert-Slonczewski equation, we demonstrate enhanced tunnel magneto-resistance characteristics as well as lower switching voltages in comparison with traditional trilayer dev","authors_text":"Ashwin A Tulapurkar, Bhaskaran Muralidharan, Niladri Chatterji","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-24T14:06:20Z","title":"Enhancement of Spin-transfer torque switching via resonant tunneling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.6454","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":"sha256:4992ad00daea8e3310a18309c0bba02fd8c252de6fb9a30f172a0abf0047478a","target":"record","created_at":"2026-05-18T02:31:20Z","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":"2039c183d7ad351e9040a251c8b8269f3d34f24b47a271d6f6b2ecc9b35c0444","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-11-24T14:06:20Z","title_canon_sha256":"10bf1adf963bc9bbccde251176005157abd1532ff999cfa5600e0753edc59b1d"},"schema_version":"1.0","source":{"id":"1411.6454","kind":"arxiv","version":1}},"canonical_sha256":"4e5fefdc89031aaeeb48de4ab544c26e5051bb16af81e183cb67b03436ba57c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4e5fefdc89031aaeeb48de4ab544c26e5051bb16af81e183cb67b03436ba57c6","first_computed_at":"2026-05-18T02:31:20.349515Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:31:20.349515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"apWY5bqtRhDeMwGomEr51yLNswOi/Vx5GX63UcHeVW4AVo3V3V4w9DpluWgZV9v4k4kc9NguhSGzy191LrOaDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:31:20.350053Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.6454","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4992ad00daea8e3310a18309c0bba02fd8c252de6fb9a30f172a0abf0047478a","sha256:ebc569e3dafd7f4405a8c956eaead4b38d5b892f6db9a4f38441101b412ffea7"],"state_sha256":"8a48cdb644e4ee517d2a0c2f74617f3c86e3dbd3d592154e7fc504db707abfb2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eoqGjJBPgD7pgbrm8QKgcAozh1IUe0jdJjjZUunHSGpPBav92A2kggfjQWK0/nk665cEu8N7COsvxeLJoaK7Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T08:29:45.278053Z","bundle_sha256":"6263554e624228bbeff90dc0325d49176d5f802dc75c050cd119b4c0b03cb167"}}