{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:7UY724K2L6FTLS2J4FT46OSCFG","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":"fb851d8d2c24ee6f8cdc5803ccea7a9a12a85e14241a54de2db6680c91ef9671","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2004-04-19T14:14:53Z","title_canon_sha256":"0363630e6459caca7d036c8120cc2b92b6d121975b984cca3a37adb67169aa34"},"schema_version":"1.0","source":{"id":"cond-mat/0404436","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0404436","created_at":"2026-05-18T00:56:53Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0404436v1","created_at":"2026-05-18T00:56:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0404436","created_at":"2026-05-18T00:56:53Z"},{"alias_kind":"pith_short_12","alias_value":"7UY724K2L6FT","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"7UY724K2L6FTLS2J","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"7UY724K2","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:414d440bb3c7a2fc797500f70a2efe9be26e0541e86b67b1c8a4975621745266","target":"graph","created_at":"2026-05-18T00:56:53Z","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":"Al1-xCrxN thin films with $0.02\\le x \\le 0.1$ were deposited by reactive co-sputtering onto c-plane (001) sapphire. Room-temperature ferromagnetism with a coercive field of 85 Oe was observed in samples with chromium contents as low as x = 0.027 (2.7%). With increasing Cr content the mean magnetic moment is strongly suppressed, with a maximum saturation moment of 0.62 and 0.71 $\\mu_B$ per Cr atom at 300 and 50 K respectively. We show that the Curie temperature of Al1-xCrxN for x = 0.027 is greater than 900 K.","authors_text":"D. Kumar, J. Antifakos, M. G. Blamire, Z. H. Barber","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2004-04-19T14:14:53Z","title":"High Curie temperatures in ferromagnetic Cr-doped AlN thin films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0404436","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:e73ca1aaed838530faccaf4bfb30052c59316ae0db55f20560225f3337041636","target":"record","created_at":"2026-05-18T00:56:53Z","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":"fb851d8d2c24ee6f8cdc5803ccea7a9a12a85e14241a54de2db6680c91ef9671","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2004-04-19T14:14:53Z","title_canon_sha256":"0363630e6459caca7d036c8120cc2b92b6d121975b984cca3a37adb67169aa34"},"schema_version":"1.0","source":{"id":"cond-mat/0404436","kind":"arxiv","version":1}},"canonical_sha256":"fd31fd715a5f8b35cb49e167cf3a4229937c99a80ba743b97cb355f1d2c3d22b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fd31fd715a5f8b35cb49e167cf3a4229937c99a80ba743b97cb355f1d2c3d22b","first_computed_at":"2026-05-18T00:56:53.151944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:53.151944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2m8lZVjcvCQSYrham7EMOsSGusgb+z917KcEh+J7VoiN400BDqcF8zPiyiN4CISBSCiRsuzK9G3ZVp7tLmW5CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:53.152493Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0404436","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e73ca1aaed838530faccaf4bfb30052c59316ae0db55f20560225f3337041636","sha256:414d440bb3c7a2fc797500f70a2efe9be26e0541e86b67b1c8a4975621745266"],"state_sha256":"83d66b1da42670300de0364bbaf4d2e5fee9c89263985a5ecacb2c47356950b0"}