{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:APGSHUD25XK7ZOEHXTHDW5JAJ4","short_pith_number":"pith:APGSHUD2","canonical_record":{"source":{"id":"1707.01595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-07-05T22:49:49Z","cross_cats_sorted":[],"title_canon_sha256":"801b483093ece3d98bb93e707e7a7544541a500c5ed9eb72e11d0efdd81743c2","abstract_canon_sha256":"4423986f2d0696a039a83eef2b71e608e077a77810d292d829f8581dbd7c6b27"},"schema_version":"1.0"},"canonical_sha256":"03cd23d07aedd5fcb887bcce3b75204f2c52eb2482851becb761a9e474b4409f","source":{"kind":"arxiv","id":"1707.01595","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.01595","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"arxiv_version","alias_value":"1707.01595v1","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.01595","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"pith_short_12","alias_value":"APGSHUD25XK7","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"APGSHUD25XK7ZOEH","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"APGSHUD2","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:APGSHUD25XK7ZOEHXTHDW5JAJ4","target":"record","payload":{"canonical_record":{"source":{"id":"1707.01595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-07-05T22:49:49Z","cross_cats_sorted":[],"title_canon_sha256":"801b483093ece3d98bb93e707e7a7544541a500c5ed9eb72e11d0efdd81743c2","abstract_canon_sha256":"4423986f2d0696a039a83eef2b71e608e077a77810d292d829f8581dbd7c6b27"},"schema_version":"1.0"},"canonical_sha256":"03cd23d07aedd5fcb887bcce3b75204f2c52eb2482851becb761a9e474b4409f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:48.089148Z","signature_b64":"BJGoTHES/Ws40miDhRTzy+/xEeZqwGkIhfI9st+wg12xvu1mHuNqNZzTDv8ZhUC1lhjkvlrx2v9+vjitx5OZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03cd23d07aedd5fcb887bcce3b75204f2c52eb2482851becb761a9e474b4409f","last_reissued_at":"2026-05-18T00:40:48.088494Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:48.088494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.01595","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":"2026-05-18T00:40:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uwjM+wmYHM/slrPEUHcMB0GLl25iok+X63CmvDGt1/XoeRjouE56SjXBRlpt5HQszk4DlmkgWfJLCEgdUfmcCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:05:22.262684Z"},"content_sha256":"584c93406e081a70df255032874458d8b6d626a16f28e8af001783c35c6158ee","schema_version":"1.0","event_id":"sha256:584c93406e081a70df255032874458d8b6d626a16f28e8af001783c35c6158ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:APGSHUD25XK7ZOEHXTHDW5JAJ4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct observation of magnetic droplet solitons in all-perpendicular spin torque nano-oscillators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Afshin Houshang, Ahmad A. Awad, Eberhard Goering, Gisela Sch\\\"utz, Hamid Mazraati, Iuliia Bykova, Joachim Gr\\\"afe, Johan {\\AA}kerman, Markus Weigand, Martina Ahlberg, Q. Tuan Le, Sheng Jiang, Sunjae Chung, T. N. Anh Nguyen","submitted_at":"2017-07-05T22:49:49Z","abstract_excerpt":"Magnetic droplets are non-topological dynamical solitons that can be nucleated and sustained in nano-contact based spin torque nano-oscillators (NC-STNOs) with perpendicular anisotropy free layers. While originally predicted in all-perpendicular NC-STNOs, all experimental demonstrations have so far relied on orthogonal devices with an in-plane polarizing layer that requires a strong magnetic field for droplet nucleation. Here, we instead show the nucleation and sustained operation of magnetic droplets in all-perpendicular NC-STNOs in modest perpendicular fields and over a wide range of nano-co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.01595","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":"2026-05-18T00:40:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T/TETPtLPfmotp8KTgSiHll/TYaNs++JcUBXa+Ig+PZMG5cY/8/CVLcFWALdaPbDm3Dcid/IblK3gz3OauqqBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:05:22.263039Z"},"content_sha256":"30385523373214274a7ee0eb1471df17da8a242c340bec11f182514fb57db58b","schema_version":"1.0","event_id":"sha256:30385523373214274a7ee0eb1471df17da8a242c340bec11f182514fb57db58b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/bundle.json","state_url":"https://pith.science/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/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":"2026-06-02T02:05:22Z","links":{"resolver":"https://pith.science/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4","bundle":"https://pith.science/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/bundle.json","state":"https://pith.science/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/APGSHUD25XK7ZOEHXTHDW5JAJ4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:APGSHUD25XK7ZOEHXTHDW5JAJ4","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":"4423986f2d0696a039a83eef2b71e608e077a77810d292d829f8581dbd7c6b27","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-07-05T22:49:49Z","title_canon_sha256":"801b483093ece3d98bb93e707e7a7544541a500c5ed9eb72e11d0efdd81743c2"},"schema_version":"1.0","source":{"id":"1707.01595","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.01595","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"arxiv_version","alias_value":"1707.01595v1","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.01595","created_at":"2026-05-18T00:40:48Z"},{"alias_kind":"pith_short_12","alias_value":"APGSHUD25XK7","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"APGSHUD25XK7ZOEH","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"APGSHUD2","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:30385523373214274a7ee0eb1471df17da8a242c340bec11f182514fb57db58b","target":"graph","created_at":"2026-05-18T00:40:48Z","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":"Magnetic droplets are non-topological dynamical solitons that can be nucleated and sustained in nano-contact based spin torque nano-oscillators (NC-STNOs) with perpendicular anisotropy free layers. While originally predicted in all-perpendicular NC-STNOs, all experimental demonstrations have so far relied on orthogonal devices with an in-plane polarizing layer that requires a strong magnetic field for droplet nucleation. Here, we instead show the nucleation and sustained operation of magnetic droplets in all-perpendicular NC-STNOs in modest perpendicular fields and over a wide range of nano-co","authors_text":"Afshin Houshang, Ahmad A. Awad, Eberhard Goering, Gisela Sch\\\"utz, Hamid Mazraati, Iuliia Bykova, Joachim Gr\\\"afe, Johan {\\AA}kerman, Markus Weigand, Martina Ahlberg, Q. Tuan Le, Sheng Jiang, Sunjae Chung, T. N. Anh Nguyen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-07-05T22:49:49Z","title":"Direct observation of magnetic droplet solitons in all-perpendicular spin torque nano-oscillators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.01595","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":"sha256:584c93406e081a70df255032874458d8b6d626a16f28e8af001783c35c6158ee","target":"record","created_at":"2026-05-18T00:40:48Z","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":"4423986f2d0696a039a83eef2b71e608e077a77810d292d829f8581dbd7c6b27","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-07-05T22:49:49Z","title_canon_sha256":"801b483093ece3d98bb93e707e7a7544541a500c5ed9eb72e11d0efdd81743c2"},"schema_version":"1.0","source":{"id":"1707.01595","kind":"arxiv","version":1}},"canonical_sha256":"03cd23d07aedd5fcb887bcce3b75204f2c52eb2482851becb761a9e474b4409f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03cd23d07aedd5fcb887bcce3b75204f2c52eb2482851becb761a9e474b4409f","first_computed_at":"2026-05-18T00:40:48.088494Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:48.088494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BJGoTHES/Ws40miDhRTzy+/xEeZqwGkIhfI9st+wg12xvu1mHuNqNZzTDv8ZhUC1lhjkvlrx2v9+vjitx5OZCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:48.089148Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.01595","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:584c93406e081a70df255032874458d8b6d626a16f28e8af001783c35c6158ee","sha256:30385523373214274a7ee0eb1471df17da8a242c340bec11f182514fb57db58b"],"state_sha256":"ae5b4f717b7033faa0ca3c38401a343ae75e2dc61c7954efd1dda22d6ef2fdc2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OS3lT5bSJWwCMZma0HAJVONha4rNk0Kj/JmOG+yFGz8dRkFyM2wQH8ivTeaVHZi3p/wavQ4+NPwxQBs3tPxnBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T02:05:22.265050Z","bundle_sha256":"15aecf1bd006566ca2b93b80535247b9052811fa5e89d7a4b6c2f7b615a24a3a"}}