{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:VSECBZQ63OK24264XJRRLWZ57G","short_pith_number":"pith:VSECBZQ6","canonical_record":{"source":{"id":"1906.10974","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-26T11:07:38Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"2dff60fef84b5c2f1d0c1c8ebb0bf3cd2c342015dd6b1596384e2ba0c9ba92d8","abstract_canon_sha256":"b4b05b845ade5dce01d984aa33b5e99e994094972cb975da33f3da7ef5def40f"},"schema_version":"1.0"},"canonical_sha256":"ac8820e61edb95ae6bdcba6315db3df9911749c3182e216479e93a266b477bf1","source":{"kind":"arxiv","id":"1906.10974","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.10974","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"arxiv_version","alias_value":"1906.10974v2","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.10974","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_12","alias_value":"VSECBZQ63OK2","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_16","alias_value":"VSECBZQ63OK24264","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_8","alias_value":"VSECBZQ6","created_at":"2026-07-05T00:01:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:VSECBZQ63OK24264XJRRLWZ57G","target":"record","payload":{"canonical_record":{"source":{"id":"1906.10974","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-26T11:07:38Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"2dff60fef84b5c2f1d0c1c8ebb0bf3cd2c342015dd6b1596384e2ba0c9ba92d8","abstract_canon_sha256":"b4b05b845ade5dce01d984aa33b5e99e994094972cb975da33f3da7ef5def40f"},"schema_version":"1.0"},"canonical_sha256":"ac8820e61edb95ae6bdcba6315db3df9911749c3182e216479e93a266b477bf1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:01:01.197253Z","signature_b64":"A00ZzLDTzZI7CJkElnH1AP2TtydEUIZcHzPlgrSVEsOcDE303fo+moUniOPdPgSx7YGHilbXHWy/CQv/X4Y2BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ac8820e61edb95ae6bdcba6315db3df9911749c3182e216479e93a266b477bf1","last_reissued_at":"2026-07-05T00:01:01.196834Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:01:01.196834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1906.10974","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:01:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H2jzREk9wkmAPJcPA0dY89asmse/+sDniX7MKmiTdUEurAWUcx23Zqh5u+R2SNYHiMdM/CMryaAuG5Hbk4VYAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T09:03:44.258328Z"},"content_sha256":"ea6b558418728f60215dfaf214871154b8355796054eaf31b6ea7447fa42f668","schema_version":"1.0","event_id":"sha256:ea6b558418728f60215dfaf214871154b8355796054eaf31b6ea7447fa42f668"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:VSECBZQ63OK24264XJRRLWZ57G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Room-temperature insulating ferromagnetic (Ni,Co)1+2xTi1-xO3 thin films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alexander Puretzky, Andreas Herklotz, Christopher Rouleau, Harry M. Meyer, Ilia N. Ivanov, Johannes Frantti, Nickolay Lavrik, Yukari Fujioka, Zheng Gai","submitted_at":"2019-06-26T11:07:38Z","abstract_excerpt":"Insulating uniaxial room-temperature ferromagnets are a prerequisite for commonplace spin wave-based devices, the obstacle in contemporary ferromagnets being the coupling of ferromagnetism with large conductivity. We show that the uniaxial $A^{1+2x}$Ti$^{4+}$$_{1-x}$O$_3$ (ATO), $A=$Ni$^{2+}$,Co$^{2+}$ and $0.6<x \\leq 1$, thin films are electrically insulating ferromagnets already at room-temperature. The octahedra network of the ATO and ilmenite structures are similar yet different octahedra-filling proved to be a route to switch from the antiferromagnetic to ferromagnetic regime. Octahedra c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.10974","kind":"arxiv","version":2},"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/1906.10974/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":"2026-07-05T00:01:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IWkWzEdxpuYAZ5nl5rdYdOIdiHfCMCIPmGkOi9LWpDd96kjwKJniQR2Tg66nR6M6AeOsS6zuh4cvyMrigfkCDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T09:03:44.258715Z"},"content_sha256":"c38fcfec92f3859316c634f169a997038d2f7c95d244cd5ab5a679064fa23f50","schema_version":"1.0","event_id":"sha256:c38fcfec92f3859316c634f169a997038d2f7c95d244cd5ab5a679064fa23f50"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VSECBZQ63OK24264XJRRLWZ57G/bundle.json","state_url":"https://pith.science/pith/VSECBZQ63OK24264XJRRLWZ57G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VSECBZQ63OK24264XJRRLWZ57G/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":"2026-07-07T09:03:44Z","links":{"resolver":"https://pith.science/pith/VSECBZQ63OK24264XJRRLWZ57G","bundle":"https://pith.science/pith/VSECBZQ63OK24264XJRRLWZ57G/bundle.json","state":"https://pith.science/pith/VSECBZQ63OK24264XJRRLWZ57G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VSECBZQ63OK24264XJRRLWZ57G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:VSECBZQ63OK24264XJRRLWZ57G","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":"b4b05b845ade5dce01d984aa33b5e99e994094972cb975da33f3da7ef5def40f","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-26T11:07:38Z","title_canon_sha256":"2dff60fef84b5c2f1d0c1c8ebb0bf3cd2c342015dd6b1596384e2ba0c9ba92d8"},"schema_version":"1.0","source":{"id":"1906.10974","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1906.10974","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"arxiv_version","alias_value":"1906.10974v2","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.10974","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_12","alias_value":"VSECBZQ63OK2","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_16","alias_value":"VSECBZQ63OK24264","created_at":"2026-07-05T00:01:01Z"},{"alias_kind":"pith_short_8","alias_value":"VSECBZQ6","created_at":"2026-07-05T00:01:01Z"}],"graph_snapshots":[{"event_id":"sha256:c38fcfec92f3859316c634f169a997038d2f7c95d244cd5ab5a679064fa23f50","target":"graph","created_at":"2026-07-05T00:01:01Z","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/1906.10974/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Insulating uniaxial room-temperature ferromagnets are a prerequisite for commonplace spin wave-based devices, the obstacle in contemporary ferromagnets being the coupling of ferromagnetism with large conductivity. We show that the uniaxial $A^{1+2x}$Ti$^{4+}$$_{1-x}$O$_3$ (ATO), $A=$Ni$^{2+}$,Co$^{2+}$ and $0.6<x \\leq 1$, thin films are electrically insulating ferromagnets already at room-temperature. The octahedra network of the ATO and ilmenite structures are similar yet different octahedra-filling proved to be a route to switch from the antiferromagnetic to ferromagnetic regime. Octahedra c","authors_text":"Alexander Puretzky, Andreas Herklotz, Christopher Rouleau, Harry M. Meyer, Ilia N. Ivanov, Johannes Frantti, Nickolay Lavrik, Yukari Fujioka, Zheng Gai","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-26T11:07:38Z","title":"Room-temperature insulating ferromagnetic (Ni,Co)1+2xTi1-xO3 thin films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.10974","kind":"arxiv","version":2},"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:ea6b558418728f60215dfaf214871154b8355796054eaf31b6ea7447fa42f668","target":"record","created_at":"2026-07-05T00:01:01Z","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":"b4b05b845ade5dce01d984aa33b5e99e994094972cb975da33f3da7ef5def40f","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-06-26T11:07:38Z","title_canon_sha256":"2dff60fef84b5c2f1d0c1c8ebb0bf3cd2c342015dd6b1596384e2ba0c9ba92d8"},"schema_version":"1.0","source":{"id":"1906.10974","kind":"arxiv","version":2}},"canonical_sha256":"ac8820e61edb95ae6bdcba6315db3df9911749c3182e216479e93a266b477bf1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ac8820e61edb95ae6bdcba6315db3df9911749c3182e216479e93a266b477bf1","first_computed_at":"2026-07-05T00:01:01.196834Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:01:01.196834Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"A00ZzLDTzZI7CJkElnH1AP2TtydEUIZcHzPlgrSVEsOcDE303fo+moUniOPdPgSx7YGHilbXHWy/CQv/X4Y2BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:01:01.197253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1906.10974","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea6b558418728f60215dfaf214871154b8355796054eaf31b6ea7447fa42f668","sha256:c38fcfec92f3859316c634f169a997038d2f7c95d244cd5ab5a679064fa23f50"],"state_sha256":"a4830854cba25827ef4ad64fb2a8db623942210eda5b669d710ef27efdd33ba3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8vD1CI9S30cWc9qAvLonE63mcIi5pPJ5qXPjcEvi3HPkAnq4n9L8r8rYB1BYB6EhJNp1EF9fLeVf0eLE5k1ZDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T09:03:44.260711Z","bundle_sha256":"adec26172b1fb2fa9bf616b5c6ab463687966bd07479e0a5ee927e1aa94e88d4"}}