{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:36AYYLCOXBBG6OND7AZMOFIGA3","short_pith_number":"pith:36AYYLCO","canonical_record":{"source":{"id":"2507.10219","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-07-14T12:36:49Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"99df2d36e80c5964c0be20f7d51284af16af3056abe78ba75fb52c6cb8ae5612","abstract_canon_sha256":"f9ba8a20e97d4b11eddf10cb7a405e85165e29496055a045e84400e9de819d81"},"schema_version":"1.0"},"canonical_sha256":"df818c2c4eb8426f39a3f832c7150606ff6bb98174a6a75347809244d250c475","source":{"kind":"arxiv","id":"2507.10219","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.10219","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"arxiv_version","alias_value":"2507.10219v1","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.10219","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_12","alias_value":"36AYYLCOXBBG","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_16","alias_value":"36AYYLCOXBBG6OND","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_8","alias_value":"36AYYLCO","created_at":"2026-07-05T11:36:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:36AYYLCOXBBG6OND7AZMOFIGA3","target":"record","payload":{"canonical_record":{"source":{"id":"2507.10219","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-07-14T12:36:49Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"99df2d36e80c5964c0be20f7d51284af16af3056abe78ba75fb52c6cb8ae5612","abstract_canon_sha256":"f9ba8a20e97d4b11eddf10cb7a405e85165e29496055a045e84400e9de819d81"},"schema_version":"1.0"},"canonical_sha256":"df818c2c4eb8426f39a3f832c7150606ff6bb98174a6a75347809244d250c475","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:36:47.189807Z","signature_b64":"+aEHXptyrlxVHhojKjCPA0Q0oiDNU/fs+qXtKDEpcauBMVTBpyYUXIPnD1hBr2+vn8tfB7pqMbfCvQIesn46BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"df818c2c4eb8426f39a3f832c7150606ff6bb98174a6a75347809244d250c475","last_reissued_at":"2026-07-05T11:36:47.189258Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:36:47.189258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.10219","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":"2026-07-05T11:36:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v/PO9Gons7Web7nZHMtjMn6JsXYUaY8h/+hNlztPhVZnmE+z/y3cV8rFRtxuPiHCZrFLK8GYdjxpC+7DDy8QBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:43:26.276111Z"},"content_sha256":"4418d2054327589e10266d0c4e0c09d58dbe6bedd4ce3877cd028f2e86e2eed8","schema_version":"1.0","event_id":"sha256:4418d2054327589e10266d0c4e0c09d58dbe6bedd4ce3877cd028f2e86e2eed8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:36AYYLCOXBBG6OND7AZMOFIGA3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bulk spin-orbit torque-driven spin Hall nano-oscillators using PtBi alloys","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"Akash Kumar, Andrew B. Yankovich, Eva Olsson, Hauke Heyen, Johan {\\AA}kerman, Lunjie Zeng, Markus M\\\"unzenberg, Mona Rajabali, Tahereh Sadat Parvini, Utkarsh Shashank","submitted_at":"2025-07-14T12:36:49Z","abstract_excerpt":"Spin-orbit-torque-driven auto-oscillations in spin Hall nano-oscillators (SHNOs) offer a transformative pathway toward energy-efficient, nanoscale microwave devices for next-generation neuromorphic computing and high-frequency technologies. A key requirement for achieving robust, sustained oscillations is reducing the threshold current ($I_{\\text{th}}$), strongly governed by spin Hall efficiency ($\\theta_{\\text{SH}}$). However, conventional strategies to enhance $\\theta_{\\text{SH}}$ face trade-offs, including high longitudinal resistivity, interfacial effects, and symmetry-breaking torques tha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.10219","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2507.10219/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:36:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TPI1dCSv0c/AwfaOsf/meJYN6Bsna1EOq1R4fWCYrRVvNaHgfXU3GLPBZShX7jykZwMq1bY8qUyPMkPnacnJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:43:26.276502Z"},"content_sha256":"ee32d061b4c5a1b99d1819a641561226702295083875a46e359ae551d6f76541","schema_version":"1.0","event_id":"sha256:ee32d061b4c5a1b99d1819a641561226702295083875a46e359ae551d6f76541"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/36AYYLCOXBBG6OND7AZMOFIGA3/bundle.json","state_url":"https://pith.science/pith/36AYYLCOXBBG6OND7AZMOFIGA3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/36AYYLCOXBBG6OND7AZMOFIGA3/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":"2026-07-07T08:43:26Z","links":{"resolver":"https://pith.science/pith/36AYYLCOXBBG6OND7AZMOFIGA3","bundle":"https://pith.science/pith/36AYYLCOXBBG6OND7AZMOFIGA3/bundle.json","state":"https://pith.science/pith/36AYYLCOXBBG6OND7AZMOFIGA3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/36AYYLCOXBBG6OND7AZMOFIGA3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:36AYYLCOXBBG6OND7AZMOFIGA3","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":"f9ba8a20e97d4b11eddf10cb7a405e85165e29496055a045e84400e9de819d81","cross_cats_sorted":["physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-07-14T12:36:49Z","title_canon_sha256":"99df2d36e80c5964c0be20f7d51284af16af3056abe78ba75fb52c6cb8ae5612"},"schema_version":"1.0","source":{"id":"2507.10219","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.10219","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"arxiv_version","alias_value":"2507.10219v1","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.10219","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_12","alias_value":"36AYYLCOXBBG","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_16","alias_value":"36AYYLCOXBBG6OND","created_at":"2026-07-05T11:36:47Z"},{"alias_kind":"pith_short_8","alias_value":"36AYYLCO","created_at":"2026-07-05T11:36:47Z"}],"graph_snapshots":[{"event_id":"sha256:ee32d061b4c5a1b99d1819a641561226702295083875a46e359ae551d6f76541","target":"graph","created_at":"2026-07-05T11:36:47Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2507.10219/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spin-orbit-torque-driven auto-oscillations in spin Hall nano-oscillators (SHNOs) offer a transformative pathway toward energy-efficient, nanoscale microwave devices for next-generation neuromorphic computing and high-frequency technologies. A key requirement for achieving robust, sustained oscillations is reducing the threshold current ($I_{\\text{th}}$), strongly governed by spin Hall efficiency ($\\theta_{\\text{SH}}$). However, conventional strategies to enhance $\\theta_{\\text{SH}}$ face trade-offs, including high longitudinal resistivity, interfacial effects, and symmetry-breaking torques tha","authors_text":"Akash Kumar, Andrew B. Yankovich, Eva Olsson, Hauke Heyen, Johan {\\AA}kerman, Lunjie Zeng, Markus M\\\"unzenberg, Mona Rajabali, Tahereh Sadat Parvini, Utkarsh Shashank","cross_cats":["physics.app-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-07-14T12:36:49Z","title":"Bulk spin-orbit torque-driven spin Hall nano-oscillators using PtBi alloys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.10219","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":"sha256:4418d2054327589e10266d0c4e0c09d58dbe6bedd4ce3877cd028f2e86e2eed8","target":"record","created_at":"2026-07-05T11:36:47Z","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":"f9ba8a20e97d4b11eddf10cb7a405e85165e29496055a045e84400e9de819d81","cross_cats_sorted":["physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-07-14T12:36:49Z","title_canon_sha256":"99df2d36e80c5964c0be20f7d51284af16af3056abe78ba75fb52c6cb8ae5612"},"schema_version":"1.0","source":{"id":"2507.10219","kind":"arxiv","version":1}},"canonical_sha256":"df818c2c4eb8426f39a3f832c7150606ff6bb98174a6a75347809244d250c475","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"df818c2c4eb8426f39a3f832c7150606ff6bb98174a6a75347809244d250c475","first_computed_at":"2026-07-05T11:36:47.189258Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:36:47.189258Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+aEHXptyrlxVHhojKjCPA0Q0oiDNU/fs+qXtKDEpcauBMVTBpyYUXIPnD1hBr2+vn8tfB7pqMbfCvQIesn46BA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:36:47.189807Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.10219","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4418d2054327589e10266d0c4e0c09d58dbe6bedd4ce3877cd028f2e86e2eed8","sha256:ee32d061b4c5a1b99d1819a641561226702295083875a46e359ae551d6f76541"],"state_sha256":"a8186ec520c79f91fe71912421b53e9d3c646435e0f84de7b427a124d1858c42"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"toc9WEXrxrJVpxjbiobSvIPszqILqD7UnI0+8PQxI2xZqrhTc5cwGG8jlss+ujU/h0g1ZwJS1eUQfPyJSs/9DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T08:43:26.278507Z","bundle_sha256":"362f898f0364acf869b0e935b5be67682fedeaeb133b3501c12a5d7265b2ffc6"}}