{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:S7PREHFHYSK2OULAKNVTVVMG6E","short_pith_number":"pith:S7PREHFH","canonical_record":{"source":{"id":"2606.12122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-10T14:18:27Z","cross_cats_sorted":[],"title_canon_sha256":"1c39d972720e0170ed3a7f4fa289db97a4e45336bde30db7bc305ceeb2a353ab","abstract_canon_sha256":"9d2cc0c0767652b64d90d2b1852d6cb419e19ab6cfd13f13ff6c4c55cfdbe8d0"},"schema_version":"1.0"},"canonical_sha256":"97df121ca7c495a75160536b3ad586f119f356dbf8fc2a94152821cc93af7f25","source":{"kind":"arxiv","id":"2606.12122","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12122","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12122v1","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12122","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_12","alias_value":"S7PREHFHYSK2","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_16","alias_value":"S7PREHFHYSK2OULA","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_8","alias_value":"S7PREHFH","created_at":"2026-06-11T01:10:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:S7PREHFHYSK2OULAKNVTVVMG6E","target":"record","payload":{"canonical_record":{"source":{"id":"2606.12122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-10T14:18:27Z","cross_cats_sorted":[],"title_canon_sha256":"1c39d972720e0170ed3a7f4fa289db97a4e45336bde30db7bc305ceeb2a353ab","abstract_canon_sha256":"9d2cc0c0767652b64d90d2b1852d6cb419e19ab6cfd13f13ff6c4c55cfdbe8d0"},"schema_version":"1.0"},"canonical_sha256":"97df121ca7c495a75160536b3ad586f119f356dbf8fc2a94152821cc93af7f25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-11T01:10:49.542617Z","signature_b64":"a+5tf4M6OUvVzGRTA2thWHJakedF6azTuXJ1MafjkCdsawPNl2N0IzJvvC7XbwOuYgv+fZaDz3U0Ou+3Xh3ODw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97df121ca7c495a75160536b3ad586f119f356dbf8fc2a94152821cc93af7f25","last_reissued_at":"2026-06-11T01:10:49.541733Z","signature_status":"signed_v1","first_computed_at":"2026-06-11T01:10:49.541733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.12122","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":"2026-06-11T01:10:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uwppix3JLVhyEmPx5xAOwSEPzZDPyU6VpdxoP5bBnDr8iGGE2JmdNVK0iAQqe8f7QyDFtmfb8L1TLd+t0M/GAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T22:38:57.797912Z"},"content_sha256":"017b16ca059de03e130fc5e84c52e5ca942f4556acc228e24036e82e297e6cfa","schema_version":"1.0","event_id":"sha256:017b16ca059de03e130fc5e84c52e5ca942f4556acc228e24036e82e297e6cfa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:S7PREHFHYSK2OULAKNVTVVMG6E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"All-electric picosecond field-free spin-orbit torque switching in magnetic trilayers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Hyunsoo Yang, Qu Yang, Shishun Zhao, Xinhou Chen, Yuchen Pu","submitted_at":"2026-06-10T14:18:27Z","abstract_excerpt":"Spin-orbit torque (SOT) enables the electrical manipulation of the magnetization with high speed and low energy consumption for magnetic random-access memory (MRAM) applications. Previous studies of short-pulse SOT switching have mainly focused on the nanosecond regime, whereas reports employing picosecond pulses remain scarce and have largely relied on field-assisted switching using bulky, high-power laser systems, limiting prospects for chip-level integration. Here, we introduce an all-electrical on-chip nanoplasma pulse generator capable of producing pulses as short as 6.4 ps, enabling ultr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12122","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/2606.12122/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":"2026-06-11T01:10:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jV2hwIf2WwlyoSyC3TztbaE9qi9Wme0tIpDxI9pfReS19+rz1avAHNLf+NA2j+g2h3WgMVmdNILWibxdJ3DuDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T22:38:57.798544Z"},"content_sha256":"195c1102bf92c4c6fc2300a806d5fe2247bdca933bef5cc90d7be36e4c5ae060","schema_version":"1.0","event_id":"sha256:195c1102bf92c4c6fc2300a806d5fe2247bdca933bef5cc90d7be36e4c5ae060"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S7PREHFHYSK2OULAKNVTVVMG6E/bundle.json","state_url":"https://pith.science/pith/S7PREHFHYSK2OULAKNVTVVMG6E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S7PREHFHYSK2OULAKNVTVVMG6E/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":"2026-06-30T22:38:57Z","links":{"resolver":"https://pith.science/pith/S7PREHFHYSK2OULAKNVTVVMG6E","bundle":"https://pith.science/pith/S7PREHFHYSK2OULAKNVTVVMG6E/bundle.json","state":"https://pith.science/pith/S7PREHFHYSK2OULAKNVTVVMG6E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S7PREHFHYSK2OULAKNVTVVMG6E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:S7PREHFHYSK2OULAKNVTVVMG6E","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":"9d2cc0c0767652b64d90d2b1852d6cb419e19ab6cfd13f13ff6c4c55cfdbe8d0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-10T14:18:27Z","title_canon_sha256":"1c39d972720e0170ed3a7f4fa289db97a4e45336bde30db7bc305ceeb2a353ab"},"schema_version":"1.0","source":{"id":"2606.12122","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.12122","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"arxiv_version","alias_value":"2606.12122v1","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.12122","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_12","alias_value":"S7PREHFHYSK2","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_16","alias_value":"S7PREHFHYSK2OULA","created_at":"2026-06-11T01:10:49Z"},{"alias_kind":"pith_short_8","alias_value":"S7PREHFH","created_at":"2026-06-11T01:10:49Z"}],"graph_snapshots":[{"event_id":"sha256:195c1102bf92c4c6fc2300a806d5fe2247bdca933bef5cc90d7be36e4c5ae060","target":"graph","created_at":"2026-06-11T01:10:49Z","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/2606.12122/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spin-orbit torque (SOT) enables the electrical manipulation of the magnetization with high speed and low energy consumption for magnetic random-access memory (MRAM) applications. Previous studies of short-pulse SOT switching have mainly focused on the nanosecond regime, whereas reports employing picosecond pulses remain scarce and have largely relied on field-assisted switching using bulky, high-power laser systems, limiting prospects for chip-level integration. Here, we introduce an all-electrical on-chip nanoplasma pulse generator capable of producing pulses as short as 6.4 ps, enabling ultr","authors_text":"Hyunsoo Yang, Qu Yang, Shishun Zhao, Xinhou Chen, Yuchen Pu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-10T14:18:27Z","title":"All-electric picosecond field-free spin-orbit torque switching in magnetic trilayers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.12122","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":"sha256:017b16ca059de03e130fc5e84c52e5ca942f4556acc228e24036e82e297e6cfa","target":"record","created_at":"2026-06-11T01:10:49Z","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":"9d2cc0c0767652b64d90d2b1852d6cb419e19ab6cfd13f13ff6c4c55cfdbe8d0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-10T14:18:27Z","title_canon_sha256":"1c39d972720e0170ed3a7f4fa289db97a4e45336bde30db7bc305ceeb2a353ab"},"schema_version":"1.0","source":{"id":"2606.12122","kind":"arxiv","version":1}},"canonical_sha256":"97df121ca7c495a75160536b3ad586f119f356dbf8fc2a94152821cc93af7f25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97df121ca7c495a75160536b3ad586f119f356dbf8fc2a94152821cc93af7f25","first_computed_at":"2026-06-11T01:10:49.541733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-11T01:10:49.541733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a+5tf4M6OUvVzGRTA2thWHJakedF6azTuXJ1MafjkCdsawPNl2N0IzJvvC7XbwOuYgv+fZaDz3U0Ou+3Xh3ODw==","signature_status":"signed_v1","signed_at":"2026-06-11T01:10:49.542617Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.12122","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:017b16ca059de03e130fc5e84c52e5ca942f4556acc228e24036e82e297e6cfa","sha256:195c1102bf92c4c6fc2300a806d5fe2247bdca933bef5cc90d7be36e4c5ae060"],"state_sha256":"a9077bb564200de91d7be0f16b9244e6363ea48f3f56968879439581b3519321"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BNaIqohedND+eFUQJnDHHlNBo26HkiyuR3Z6JTzPXP5VjPVt33EDvMnSht3HQcxqNO1gnXxCGCnd5dbph5aNAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T22:38:57.801677Z","bundle_sha256":"9c5dc6a762efcf51503804c5af91117c033b60715ff3867f17bf720f07c5987f"}}