{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:563CC2KSTJM3XB6XWPYL6FNJNL","short_pith_number":"pith:563CC2KS","canonical_record":{"source":{"id":"1111.1219","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-11-04T19:25:47Z","cross_cats_sorted":[],"title_canon_sha256":"04db61abc1569fa6a942ba9503a596cc79b538b1535f1c618ca8f4b377c04056","abstract_canon_sha256":"aea2fb704193feb48d36d91ce4a0f4972bb1e477b4235fe962e4043bb9ed55cd"},"schema_version":"1.0"},"canonical_sha256":"efb62169529a59bb87d7b3f0bf15a96ad2fc63c83166bd57fcc2b4f4148312d4","source":{"kind":"arxiv","id":"1111.1219","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.1219","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"1111.1219v1","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.1219","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"563CC2KSTJM3","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"563CC2KSTJM3XB6X","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"563CC2KS","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:563CC2KSTJM3XB6XWPYL6FNJNL","target":"record","payload":{"canonical_record":{"source":{"id":"1111.1219","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-11-04T19:25:47Z","cross_cats_sorted":[],"title_canon_sha256":"04db61abc1569fa6a942ba9503a596cc79b538b1535f1c618ca8f4b377c04056","abstract_canon_sha256":"aea2fb704193feb48d36d91ce4a0f4972bb1e477b4235fe962e4043bb9ed55cd"},"schema_version":"1.0"},"canonical_sha256":"efb62169529a59bb87d7b3f0bf15a96ad2fc63c83166bd57fcc2b4f4148312d4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:09:35.483716Z","signature_b64":"JwjEU1BY+yWrIO2EkhDs/eqTym/oZncHpfH4QoUKK0VdueH6zmH7bnxpGBISOAuIKH95H9vFJUR0/smfqY8yBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efb62169529a59bb87d7b3f0bf15a96ad2fc63c83166bd57fcc2b4f4148312d4","last_reissued_at":"2026-05-18T04:09:35.483239Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:09:35.483239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1111.1219","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":"2026-05-18T04:09:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KfbJJ2BSVtiNF9TN5pdVEjxpy1J0y3IRACi4fDxDEpsZVribcLswfMEgYrdbFyoFPXkddgVgYKeHh723h4mUBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:13:20.798906Z"},"content_sha256":"6cbed33ed7e25cfaf166043452994974cd69b462df1a09bb85b256d0c03a796a","schema_version":"1.0","event_id":"sha256:6cbed33ed7e25cfaf166043452994974cd69b462df1a09bb85b256d0c03a796a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:563CC2KSTJM3XB6XWPYL6FNJNL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tunable magnetization relaxation in spin valves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Aurelien Manchon, Xuhui Wang","submitted_at":"2011-11-04T19:25:47Z","abstract_excerpt":"In spin values the damping parameters of the free layer are determined non-locally by the entire magnetic configuration. In a dual spin valve structure that comprises a free layer embedded between two pinned layers, the spin pumping mechanism, in combination with the angular momentum conservation, renders the tensor-like damping parameters tunable by varying the interfacial and diffusive properties. Simulations based on the Landau-Lifshitz-Gilbert phenomenology for a macrospin model are performed with the tensor-like damping and the relaxation time of the free layer magnetization is found to b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.1219","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":"2026-05-18T04:09:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zCwqVjz2Y/eWEPvbUFJQm7O7PA/H3UXFT480V+s4iOpJvNTl6jQKmKNmqz9e9oJpW4en+Ou53FJQq39v3L4JDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:13:20.799580Z"},"content_sha256":"4afedccf05297334db2d53950079a4a0886ec0a4addc6442226cdd418418ec5c","schema_version":"1.0","event_id":"sha256:4afedccf05297334db2d53950079a4a0886ec0a4addc6442226cdd418418ec5c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/563CC2KSTJM3XB6XWPYL6FNJNL/bundle.json","state_url":"https://pith.science/pith/563CC2KSTJM3XB6XWPYL6FNJNL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/563CC2KSTJM3XB6XWPYL6FNJNL/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":"2026-05-26T06:13:20Z","links":{"resolver":"https://pith.science/pith/563CC2KSTJM3XB6XWPYL6FNJNL","bundle":"https://pith.science/pith/563CC2KSTJM3XB6XWPYL6FNJNL/bundle.json","state":"https://pith.science/pith/563CC2KSTJM3XB6XWPYL6FNJNL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/563CC2KSTJM3XB6XWPYL6FNJNL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:563CC2KSTJM3XB6XWPYL6FNJNL","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":"aea2fb704193feb48d36d91ce4a0f4972bb1e477b4235fe962e4043bb9ed55cd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-11-04T19:25:47Z","title_canon_sha256":"04db61abc1569fa6a942ba9503a596cc79b538b1535f1c618ca8f4b377c04056"},"schema_version":"1.0","source":{"id":"1111.1219","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1111.1219","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"arxiv_version","alias_value":"1111.1219v1","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.1219","created_at":"2026-05-18T04:09:35Z"},{"alias_kind":"pith_short_12","alias_value":"563CC2KSTJM3","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"563CC2KSTJM3XB6X","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"563CC2KS","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:4afedccf05297334db2d53950079a4a0886ec0a4addc6442226cdd418418ec5c","target":"graph","created_at":"2026-05-18T04:09:35Z","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":"In spin values the damping parameters of the free layer are determined non-locally by the entire magnetic configuration. In a dual spin valve structure that comprises a free layer embedded between two pinned layers, the spin pumping mechanism, in combination with the angular momentum conservation, renders the tensor-like damping parameters tunable by varying the interfacial and diffusive properties. Simulations based on the Landau-Lifshitz-Gilbert phenomenology for a macrospin model are performed with the tensor-like damping and the relaxation time of the free layer magnetization is found to b","authors_text":"Aurelien Manchon, Xuhui Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-11-04T19:25:47Z","title":"Tunable magnetization relaxation in spin valves"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.1219","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":"sha256:6cbed33ed7e25cfaf166043452994974cd69b462df1a09bb85b256d0c03a796a","target":"record","created_at":"2026-05-18T04:09:35Z","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":"aea2fb704193feb48d36d91ce4a0f4972bb1e477b4235fe962e4043bb9ed55cd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-11-04T19:25:47Z","title_canon_sha256":"04db61abc1569fa6a942ba9503a596cc79b538b1535f1c618ca8f4b377c04056"},"schema_version":"1.0","source":{"id":"1111.1219","kind":"arxiv","version":1}},"canonical_sha256":"efb62169529a59bb87d7b3f0bf15a96ad2fc63c83166bd57fcc2b4f4148312d4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"efb62169529a59bb87d7b3f0bf15a96ad2fc63c83166bd57fcc2b4f4148312d4","first_computed_at":"2026-05-18T04:09:35.483239Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:09:35.483239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JwjEU1BY+yWrIO2EkhDs/eqTym/oZncHpfH4QoUKK0VdueH6zmH7bnxpGBISOAuIKH95H9vFJUR0/smfqY8yBA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:09:35.483716Z","signed_message":"canonical_sha256_bytes"},"source_id":"1111.1219","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cbed33ed7e25cfaf166043452994974cd69b462df1a09bb85b256d0c03a796a","sha256:4afedccf05297334db2d53950079a4a0886ec0a4addc6442226cdd418418ec5c"],"state_sha256":"6a608d5b47531fe74702863d01627efcda6fee5dff6cb99c1e79d3558be0899b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T3oBNPp8nyXjN1S8Sxq2fYTPy8n2nXmy4qE+vseDeVucj2LlTS4qLcHC1ICe4OYPTLKwOcT1789dogOwQ6GuCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T06:13:20.803097Z","bundle_sha256":"91c51f9ceb463113da7dc2baeb1261a966d02a76d2147237ea188e9fb582b6bc"}}