{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:TQRBBHM6MX7ZOYLSJZFR25U3C4","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":"e17a36e6990bfab45e05f2d484ff447c72afe835120b9a1cc3922c14d912fd25","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-15T12:05:11Z","title_canon_sha256":"0d2c5cefbbd0814a70c5c45ceec1c57ad2a6e40eaf9f8eef969e813353ceaf47"},"schema_version":"1.0","source":{"id":"2605.15883","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.15883","created_at":"2026-05-20T00:01:23Z"},{"alias_kind":"arxiv_version","alias_value":"2605.15883v1","created_at":"2026-05-20T00:01:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.15883","created_at":"2026-05-20T00:01:23Z"},{"alias_kind":"pith_short_12","alias_value":"TQRBBHM6MX7Z","created_at":"2026-05-20T00:01:23Z"},{"alias_kind":"pith_short_16","alias_value":"TQRBBHM6MX7ZOYLS","created_at":"2026-05-20T00:01:23Z"},{"alias_kind":"pith_short_8","alias_value":"TQRBBHM6","created_at":"2026-05-20T00:01:23Z"}],"graph_snapshots":[{"event_id":"sha256:46695742d1fd52829fc700f0376d3a9858d8a9bfcd47b125144c66e09ce2f547","target":"graph","created_at":"2026-05-20T00:01:23Z","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":[{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T17:33:47.526781Z","status":"skipped","version":"1.0.0"},{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T17:01:55.792761Z","status":"completed","version":"1.0.0"}],"endpoint":"/pith/2605.15883/integrity.json","findings":[],"snapshot_sha256":"1b19eaf04c22d385550efc55ad0e5bc398fec75cdb251756fbf57f844a44f873","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Precise control of magnetic domain formation at the nanoscale remains constrained by stochastic defect-mediated and unstable pinning, limiting scalability and reproducibility in spintronic architectures. Here we demonstrate that spatially engineered anisotropy gradients provide a deterministic alternative. Using focused Ga+-ion irradiation, we pattern magnetic energy landscapes containing nanoscale \"anisotropy wells\" that confine magnetic domain walls and enable bidirectional sequential switching without reliance on difficult-to-control material disorder. An analytical framework describing dom","authors_text":"Bert Koopmans, Gijs W.A. Simons, Rik F.J. van Haren","cross_cats":["cond-mat.mtrl-sci","physics.app-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-15T12:05:11Z","title":"Stable magnetic nanodomains engineered via Ga+-ion irradiation for deterministic sequential switching"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.15883","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":"sha256:01c9f6f5ad812d6d7aaa0e1ce8b54bc25c8b5b910d51c51d10b1b66199ad6e8e","target":"record","created_at":"2026-05-20T00:01:23Z","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":"e17a36e6990bfab45e05f2d484ff447c72afe835120b9a1cc3922c14d912fd25","cross_cats_sorted":["cond-mat.mtrl-sci","physics.app-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2026-05-15T12:05:11Z","title_canon_sha256":"0d2c5cefbbd0814a70c5c45ceec1c57ad2a6e40eaf9f8eef969e813353ceaf47"},"schema_version":"1.0","source":{"id":"2605.15883","kind":"arxiv","version":1}},"canonical_sha256":"9c22109d9e65ff9761724e4b1d769b1738a2fcc18d29081dffcc8c9cd025f364","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c22109d9e65ff9761724e4b1d769b1738a2fcc18d29081dffcc8c9cd025f364","first_computed_at":"2026-05-20T00:01:23.563420Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:01:23.563420Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X/chjcxULh1NLvcY5wrJEA2DDuziMVBt9pq0JPt/om9I4Pq7OkAH9dOcU+LdXqVYJgjCWoi5gYHLFcLGNDP6AQ==","signature_status":"signed_v1","signed_at":"2026-05-20T00:01:23.564205Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.15883","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01c9f6f5ad812d6d7aaa0e1ce8b54bc25c8b5b910d51c51d10b1b66199ad6e8e","sha256:46695742d1fd52829fc700f0376d3a9858d8a9bfcd47b125144c66e09ce2f547"],"state_sha256":"92625874dbdbcec2df7d80bf91a267f8b70bc76f3e81c9cd133cf03a9f573864"}