{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6YB6UUN5LIIGADZJ5HERPCQGOW","short_pith_number":"pith:6YB6UUN5","canonical_record":{"source":{"id":"1410.3586","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-14T06:23:29Z","cross_cats_sorted":[],"title_canon_sha256":"fef824fe3e2fa39d89098afe1af822e95eb5f13da049540fb525b2f490b31df5","abstract_canon_sha256":"9a30a93a385b01a7d5c6b750b9f4be4219e2b537b8ef585796d1c0f404fee575"},"schema_version":"1.0"},"canonical_sha256":"f603ea51bd5a10600f29e9c9178a06758842878dcf7634e392e63bcd936868b2","source":{"kind":"arxiv","id":"1410.3586","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3586","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3586v2","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3586","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"6YB6UUN5LIIG","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6YB6UUN5LIIGADZJ","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6YB6UUN5","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6YB6UUN5LIIGADZJ5HERPCQGOW","target":"record","payload":{"canonical_record":{"source":{"id":"1410.3586","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-14T06:23:29Z","cross_cats_sorted":[],"title_canon_sha256":"fef824fe3e2fa39d89098afe1af822e95eb5f13da049540fb525b2f490b31df5","abstract_canon_sha256":"9a30a93a385b01a7d5c6b750b9f4be4219e2b537b8ef585796d1c0f404fee575"},"schema_version":"1.0"},"canonical_sha256":"f603ea51bd5a10600f29e9c9178a06758842878dcf7634e392e63bcd936868b2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:07.846465Z","signature_b64":"GrHsudnugjNThlQQSllrHCmFKRv2mM0UyUHprxI+tlJuDpsKAttcrTgvYzJ3l3BrEScoH1VOTe0LyJXdLKYaCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f603ea51bd5a10600f29e9c9178a06758842878dcf7634e392e63bcd936868b2","last_reissued_at":"2026-05-18T02:30:07.845958Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:07.845958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.3586","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":"2026-05-18T02:30:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fuyS6dX7Fj57MiJRs56/k3jAA9HPcjO8eMHEhrA3WVnmi7nAvkoiN7eha5NLbGZvdOeVLNgHHdo8gCwrkqkDDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:48:25.137576Z"},"content_sha256":"08807b439013daaff3fffe520d335074f6acdb13e7d2ee44fb2c6251cae68fd9","schema_version":"1.0","event_id":"sha256:08807b439013daaff3fffe520d335074f6acdb13e7d2ee44fb2c6251cae68fd9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6YB6UUN5LIIGADZJ5HERPCQGOW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low frequency noise peak near magnon emission energy in magnetic tunnel junctions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"D. L. Li, Huiqiang Guo, J. F. Feng, Jian Wei, J. M. D. Coey, Liang Liu, Li Xiang, X. F. Han, Z. H. Yuan","submitted_at":"2014-10-14T06:23:29Z","abstract_excerpt":"We report on the low frequency (LF) noise measurements in magnetic tunnel junctions (MTJs) below 4 K and at low bias, where the transport is strongly affected by scattering with magnons emitted by hot tunnelling electrons, as thermal activation of magnons from the environment is suppressed. For both CoFeB/MgO/CoFeB and CoFeB/AlO$_{x}$/CoFeB MTJs, enhanced LF noise is observed at bias voltage around magnon emission energy, forming a peak in the bias dependence of noise power spectra density, independent of magnetic configurations. The noise peak is much higher and broader for unannealed AlO$_{x"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3586","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":"2026-05-18T02:30:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UPk/jDRByqJ9bbIP3CLkfzVjmkJJ41QlK1tKPhdZ/bDA5PkGOp/HTq9ouqxaGnf7dJ8sPaIyswSiVKv9cnmZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T06:48:25.137929Z"},"content_sha256":"ec976da2324a45999c07d33e2b565da445aa88b4cabbf146913b4f1f0ff00ec8","schema_version":"1.0","event_id":"sha256:ec976da2324a45999c07d33e2b565da445aa88b4cabbf146913b4f1f0ff00ec8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/bundle.json","state_url":"https://pith.science/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/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":"2026-05-28T06:48:25Z","links":{"resolver":"https://pith.science/pith/6YB6UUN5LIIGADZJ5HERPCQGOW","bundle":"https://pith.science/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/bundle.json","state":"https://pith.science/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6YB6UUN5LIIGADZJ5HERPCQGOW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6YB6UUN5LIIGADZJ5HERPCQGOW","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":"9a30a93a385b01a7d5c6b750b9f4be4219e2b537b8ef585796d1c0f404fee575","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-14T06:23:29Z","title_canon_sha256":"fef824fe3e2fa39d89098afe1af822e95eb5f13da049540fb525b2f490b31df5"},"schema_version":"1.0","source":{"id":"1410.3586","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3586","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3586v2","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3586","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"6YB6UUN5LIIG","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6YB6UUN5LIIGADZJ","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6YB6UUN5","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:ec976da2324a45999c07d33e2b565da445aa88b4cabbf146913b4f1f0ff00ec8","target":"graph","created_at":"2026-05-18T02:30:07Z","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 report on the low frequency (LF) noise measurements in magnetic tunnel junctions (MTJs) below 4 K and at low bias, where the transport is strongly affected by scattering with magnons emitted by hot tunnelling electrons, as thermal activation of magnons from the environment is suppressed. For both CoFeB/MgO/CoFeB and CoFeB/AlO$_{x}$/CoFeB MTJs, enhanced LF noise is observed at bias voltage around magnon emission energy, forming a peak in the bias dependence of noise power spectra density, independent of magnetic configurations. The noise peak is much higher and broader for unannealed AlO$_{x","authors_text":"D. L. Li, Huiqiang Guo, J. F. Feng, Jian Wei, J. M. D. Coey, Liang Liu, Li Xiang, X. F. Han, Z. H. Yuan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-14T06:23:29Z","title":"Low frequency noise peak near magnon emission energy in magnetic tunnel junctions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3586","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":"sha256:08807b439013daaff3fffe520d335074f6acdb13e7d2ee44fb2c6251cae68fd9","target":"record","created_at":"2026-05-18T02:30:07Z","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":"9a30a93a385b01a7d5c6b750b9f4be4219e2b537b8ef585796d1c0f404fee575","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2014-10-14T06:23:29Z","title_canon_sha256":"fef824fe3e2fa39d89098afe1af822e95eb5f13da049540fb525b2f490b31df5"},"schema_version":"1.0","source":{"id":"1410.3586","kind":"arxiv","version":2}},"canonical_sha256":"f603ea51bd5a10600f29e9c9178a06758842878dcf7634e392e63bcd936868b2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f603ea51bd5a10600f29e9c9178a06758842878dcf7634e392e63bcd936868b2","first_computed_at":"2026-05-18T02:30:07.845958Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:07.845958Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GrHsudnugjNThlQQSllrHCmFKRv2mM0UyUHprxI+tlJuDpsKAttcrTgvYzJ3l3BrEScoH1VOTe0LyJXdLKYaCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:07.846465Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.3586","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:08807b439013daaff3fffe520d335074f6acdb13e7d2ee44fb2c6251cae68fd9","sha256:ec976da2324a45999c07d33e2b565da445aa88b4cabbf146913b4f1f0ff00ec8"],"state_sha256":"b5cc5c732c914da70427ad946b2997044cdc8a241c19f0512de4bca63f8b9617"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WvJMbBOM8bJ86Ab0M/gB7YBYc52VfFI1qDPEXs5lbccPUa43/Em81VVHLBBePlF1+YA46RUASCSFovk+HF28Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T06:48:25.139893Z","bundle_sha256":"3eabd646cd505ce1282e543c5c3a8ccd6112c65db9a377fecfbb16d6cb307fba"}}