{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FIINXYG5D2QIDH5G737PJY6SC2","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":"1d1845adcab00fda27c4615944f525c4f07697075edf902799498f465325cc56","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-06-21T10:45:21Z","title_canon_sha256":"3c3ac12106974f0296c0ceb783d5c7206f86b2c04718e186de832978ad38fc86"},"schema_version":"1.0","source":{"id":"1806.08164","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.08164","created_at":"2026-05-18T00:12:41Z"},{"alias_kind":"arxiv_version","alias_value":"1806.08164v1","created_at":"2026-05-18T00:12:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08164","created_at":"2026-05-18T00:12:41Z"},{"alias_kind":"pith_short_12","alias_value":"FIINXYG5D2QI","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FIINXYG5D2QIDH5G","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FIINXYG5","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:ff7a27c9bcf95500df29b1a123fc2a4a2573a26a7c0ee97dfbe752dd4ec2d1c5","target":"graph","created_at":"2026-05-18T00:12:41Z","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":"Thin superconducting YBa$_{2}$Cu$_{3}$O$_{7-\\delta}$ films are patterned with a vortex-pin lattice consisting of columnar defect regions (CDs) with 180 nm diameter and 300 nm spacing. They are fabricated by irradiation with 75 keV He$^+$ ions through a stencil mask. Peaks of the critical current reveal the commensurate trapping of vortices in domains near the edges of the sample. Upon ramping an external magnetic field, the positions of the critical current peaks are shifted from their equilibrium values to lower magnetic fields in virgin and to higher fields in field-saturated down-sweep curv","authors_text":"Georg Zechner, Johannes D. Pedarnig, Kristijan L. Mletschnig, Marius A. Bodea, Meirzhan Dosmailov, Wolfgang Lang","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-06-21T10:45:21Z","title":"Unconventional critical state in YBa$_{2}$Cu$_{3}$O$_{7-\\delta}$ thin films with a vortex-pin lattice fabricated by masked He$^+$ ion beam irradiation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08164","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":"sha256:89f31603debd737e43b5e8a7e414e8ed38af22f0cdb373050bedd0cad1619bf2","target":"record","created_at":"2026-05-18T00:12:41Z","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":"1d1845adcab00fda27c4615944f525c4f07697075edf902799498f465325cc56","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2018-06-21T10:45:21Z","title_canon_sha256":"3c3ac12106974f0296c0ceb783d5c7206f86b2c04718e186de832978ad38fc86"},"schema_version":"1.0","source":{"id":"1806.08164","kind":"arxiv","version":1}},"canonical_sha256":"2a10dbe0dd1ea0819fa6fefef4e3d2169a46cd1a7ddba7f67725e52ebca8629d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2a10dbe0dd1ea0819fa6fefef4e3d2169a46cd1a7ddba7f67725e52ebca8629d","first_computed_at":"2026-05-18T00:12:41.831257Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:41.831257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d5/XACsxiMIhmlZVyX5E1DaAARNf4VZqpwernm5uDtMVeZnz36l6W7Asyj3DU8tGh+iV/HRNcduH/nFFufNlDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:41.831809Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.08164","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:89f31603debd737e43b5e8a7e414e8ed38af22f0cdb373050bedd0cad1619bf2","sha256:ff7a27c9bcf95500df29b1a123fc2a4a2573a26a7c0ee97dfbe752dd4ec2d1c5"],"state_sha256":"7b26b72241530019242ef34286dcb36d1b6c04ad207d41c7f9b098926827514e"}