{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:QLF6BDNTP52OHRLZ6NLXN7AKOX","short_pith_number":"pith:QLF6BDNT","canonical_record":{"source":{"id":"0902.3779","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-02-22T08:25:46Z","cross_cats_sorted":[],"title_canon_sha256":"513fc7d77dfc401fb8bc7827d33fa81a18d4039e25b5b4d10047065a350e0989","abstract_canon_sha256":"cae8eaafcc37b4572f9f0af2491a984afd841ba495524340eb5368dccd98e5d3"},"schema_version":"1.0"},"canonical_sha256":"82cbe08db37f74e3c579f35776fc0a75fc84bc5f03a34f5aa0dde3b7b35ead91","source":{"kind":"arxiv","id":"0902.3779","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0902.3779","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"arxiv_version","alias_value":"0902.3779v1","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0902.3779","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"pith_short_12","alias_value":"QLF6BDNTP52O","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"QLF6BDNTP52OHRLZ","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"QLF6BDNT","created_at":"2026-05-18T12:26:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:QLF6BDNTP52OHRLZ6NLXN7AKOX","target":"record","payload":{"canonical_record":{"source":{"id":"0902.3779","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-02-22T08:25:46Z","cross_cats_sorted":[],"title_canon_sha256":"513fc7d77dfc401fb8bc7827d33fa81a18d4039e25b5b4d10047065a350e0989","abstract_canon_sha256":"cae8eaafcc37b4572f9f0af2491a984afd841ba495524340eb5368dccd98e5d3"},"schema_version":"1.0"},"canonical_sha256":"82cbe08db37f74e3c579f35776fc0a75fc84bc5f03a34f5aa0dde3b7b35ead91","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:14:46.514926Z","signature_b64":"izV/7ZvwoI0h5x69ivwy+dkRceeZ+FJhDshDiSSKfwjB7sy1WOT7oaNvFTSTWkJvtyV0MH+JaQ5/nEbpVL32DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"82cbe08db37f74e3c579f35776fc0a75fc84bc5f03a34f5aa0dde3b7b35ead91","last_reissued_at":"2026-05-18T02:14:46.514352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:14:46.514352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0902.3779","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":"2026-05-18T02:14:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xM7I7bVqbTWCyrueSXCS3mUs2lrvboRBRvuRLAtsJqasLbRto2uAsYLmty87rw6G+Oc9RwgDvzn+qZpS4hXiCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:25:53.668182Z"},"content_sha256":"1b59925c4015825125ac6ae2ba5bbaf44fe8bf3ef254dbf06ab3fa539c4e7417","schema_version":"1.0","event_id":"sha256:1b59925c4015825125ac6ae2ba5bbaf44fe8bf3ef254dbf06ab3fa539c4e7417"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:QLF6BDNTP52OHRLZ6NLXN7AKOX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Noise and dissipation in magnetoelectronic nanostructures","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Arne Brataas, Gerrit E. W. Bauer, Jorn Foros, Yaroslav Tserkovnyak","submitted_at":"2009-02-22T08:25:46Z","abstract_excerpt":"We study the coupled current and magnetization noise in magnetic nanostructures by magnetoelectronic circuit theory. Spin current fluctuations, which depend on the magnetic configuration, are found to be an important source of magnetization noise and damping in thinly layered systems. The enhanced magnetization fluctuations in spin valves can be directly measured by their effect on the resistance noise."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0902.3779","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":"2026-05-18T02:14:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/hrEEYJMw+GsMoy9M+BjW8ipIShkXekjjJs30WcBR4ITdaIRjmXHSd5PZWVv8tX2TuoFL6ZZTVLE39CnsIiAAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:25:53.668986Z"},"content_sha256":"4b11d582ea9d2667647f1381554be6da9ef7d14512c498d760d1dcb4c1d1748d","schema_version":"1.0","event_id":"sha256:4b11d582ea9d2667647f1381554be6da9ef7d14512c498d760d1dcb4c1d1748d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/bundle.json","state_url":"https://pith.science/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/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":"2026-05-31T12:25:53Z","links":{"resolver":"https://pith.science/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX","bundle":"https://pith.science/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/bundle.json","state":"https://pith.science/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QLF6BDNTP52OHRLZ6NLXN7AKOX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:QLF6BDNTP52OHRLZ6NLXN7AKOX","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":"cae8eaafcc37b4572f9f0af2491a984afd841ba495524340eb5368dccd98e5d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-02-22T08:25:46Z","title_canon_sha256":"513fc7d77dfc401fb8bc7827d33fa81a18d4039e25b5b4d10047065a350e0989"},"schema_version":"1.0","source":{"id":"0902.3779","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0902.3779","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"arxiv_version","alias_value":"0902.3779v1","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0902.3779","created_at":"2026-05-18T02:14:46Z"},{"alias_kind":"pith_short_12","alias_value":"QLF6BDNTP52O","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_16","alias_value":"QLF6BDNTP52OHRLZ","created_at":"2026-05-18T12:26:01Z"},{"alias_kind":"pith_short_8","alias_value":"QLF6BDNT","created_at":"2026-05-18T12:26:01Z"}],"graph_snapshots":[{"event_id":"sha256:4b11d582ea9d2667647f1381554be6da9ef7d14512c498d760d1dcb4c1d1748d","target":"graph","created_at":"2026-05-18T02:14:46Z","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 study the coupled current and magnetization noise in magnetic nanostructures by magnetoelectronic circuit theory. Spin current fluctuations, which depend on the magnetic configuration, are found to be an important source of magnetization noise and damping in thinly layered systems. The enhanced magnetization fluctuations in spin valves can be directly measured by their effect on the resistance noise.","authors_text":"Arne Brataas, Gerrit E. W. Bauer, Jorn Foros, Yaroslav Tserkovnyak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-02-22T08:25:46Z","title":"Noise and dissipation in magnetoelectronic nanostructures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0902.3779","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":"sha256:1b59925c4015825125ac6ae2ba5bbaf44fe8bf3ef254dbf06ab3fa539c4e7417","target":"record","created_at":"2026-05-18T02:14:46Z","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":"cae8eaafcc37b4572f9f0af2491a984afd841ba495524340eb5368dccd98e5d3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-02-22T08:25:46Z","title_canon_sha256":"513fc7d77dfc401fb8bc7827d33fa81a18d4039e25b5b4d10047065a350e0989"},"schema_version":"1.0","source":{"id":"0902.3779","kind":"arxiv","version":1}},"canonical_sha256":"82cbe08db37f74e3c579f35776fc0a75fc84bc5f03a34f5aa0dde3b7b35ead91","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"82cbe08db37f74e3c579f35776fc0a75fc84bc5f03a34f5aa0dde3b7b35ead91","first_computed_at":"2026-05-18T02:14:46.514352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:46.514352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"izV/7ZvwoI0h5x69ivwy+dkRceeZ+FJhDshDiSSKfwjB7sy1WOT7oaNvFTSTWkJvtyV0MH+JaQ5/nEbpVL32DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:46.514926Z","signed_message":"canonical_sha256_bytes"},"source_id":"0902.3779","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b59925c4015825125ac6ae2ba5bbaf44fe8bf3ef254dbf06ab3fa539c4e7417","sha256:4b11d582ea9d2667647f1381554be6da9ef7d14512c498d760d1dcb4c1d1748d"],"state_sha256":"14557dfba012c7c9018c3b244afb3fb0152278e4426ba9fa2853c0d81bfc9ac4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2j76GJLGjioZDJhP8zRNuHSrr2FoxGx2u6xyztNRs11SJmhms3eHL8kKZeTC2caXWfsyh5TtQGSyhwkgY/SoCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T12:25:53.676472Z","bundle_sha256":"1289c245415f2d119940d21af296f294f3929a713c339a04b748f01c7fbba2d3"}}