{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:M4TMLQIXW5KPMN6GCLWQMWRS7E","short_pith_number":"pith:M4TMLQIX","canonical_record":{"source":{"id":"1501.03973","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-16T13:17:28Z","cross_cats_sorted":[],"title_canon_sha256":"6c6caf615d50fbcc47f20e1559f8c23234d49bbf7c26b553da5cc818ba867868","abstract_canon_sha256":"c1500b7f910ed9917e5f7b3d55d3cc623f1c50cebc668b05fd64119c7d7da7db"},"schema_version":"1.0"},"canonical_sha256":"6726c5c117b754f637c612ed065a32f92e14530a7fc9a5bcb36ed44a11865164","source":{"kind":"arxiv","id":"1501.03973","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.03973","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"arxiv_version","alias_value":"1501.03973v1","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.03973","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"pith_short_12","alias_value":"M4TMLQIXW5KP","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"M4TMLQIXW5KPMN6G","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"M4TMLQIX","created_at":"2026-05-18T12:29:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:M4TMLQIXW5KPMN6GCLWQMWRS7E","target":"record","payload":{"canonical_record":{"source":{"id":"1501.03973","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-16T13:17:28Z","cross_cats_sorted":[],"title_canon_sha256":"6c6caf615d50fbcc47f20e1559f8c23234d49bbf7c26b553da5cc818ba867868","abstract_canon_sha256":"c1500b7f910ed9917e5f7b3d55d3cc623f1c50cebc668b05fd64119c7d7da7db"},"schema_version":"1.0"},"canonical_sha256":"6726c5c117b754f637c612ed065a32f92e14530a7fc9a5bcb36ed44a11865164","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:19:16.287964Z","signature_b64":"mJ/7IfMj4Cak+/AmGJl5mTNFEjT+XFgGNq2qjQtxphDI1fCv/o62YqvdGmqf7pHQUhuc1D9sjmcgqRmDLq6FCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6726c5c117b754f637c612ed065a32f92e14530a7fc9a5bcb36ed44a11865164","last_reissued_at":"2026-05-18T02:19:16.287301Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:19:16.287301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.03973","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":"2026-05-18T02:19:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bj8G6UssST+7W7zNn/avLXY/Jfjsnm1bV5Yfrv3TCB8u6Osnwfptj/69CTkQU/HJcBnuSmtjIbAFxvdqzGo2AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:39:33.439676Z"},"content_sha256":"7739bbac12088dfaee3dd0c3ce31560bada5006335d6ab0775a2a8b2fab5441e","schema_version":"1.0","event_id":"sha256:7739bbac12088dfaee3dd0c3ce31560bada5006335d6ab0775a2a8b2fab5441e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:M4TMLQIXW5KPMN6GCLWQMWRS7E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct measurement of the magnetic anisotropy field in Mn--Ga and Mn--Co--Ga Heusler films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"and Alina M. Deac, Andreas Neudert, Ciar\\'an Fowley, Claudia Felser, Gerhard H. Fecher, Joseph M. Law, J\\\"urgen Lindner, Kilian Lenz, Shigemi Mizukami, Siham Ouardi, Takahide Kubota, Volker Sluka, Yildirim Oguz","submitted_at":"2015-01-16T13:17:28Z","abstract_excerpt":"The static and dynamic magnetic properties of tetragonally distorted Mn--Ga based alloys were investigated. Static properties are determined in magnetic fields up to 6.5~T using SQUID magnetometry. For the pure Mn$_{1.6}$Ga film, the saturation magnetisation is 0.36~MA/m and the coercivity is 0.29~T. Partial substitution of Mn by Co results in Mn$_{2.6}$Co$_{0.3}$Ga$_{1.1}$. The saturation magnetisation of those films drops to 0.2~MA/m and the coercivity is increased to 1~T.\n  Time-resolved magneto-optical Kerr effect (TR-MOKE) is used to probe the high-frequency dynamics of Mn--Ga. The ferrom"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.03973","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":""},"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":"2026-05-18T02:19:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R8fAp6vQ64c0ZGUWqlZ08fMJ5hgioZn2Mn+96HQQS+uPR7AIQzazJKhmlMo3uZvXPnOHlr70FAeT/7TmdBniAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T17:39:33.440275Z"},"content_sha256":"5056e281caea702454f6dac021c21fb80ca0efd2a3cd367c35a668ccb6dc11fa","schema_version":"1.0","event_id":"sha256:5056e281caea702454f6dac021c21fb80ca0efd2a3cd367c35a668ccb6dc11fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/bundle.json","state_url":"https://pith.science/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/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":"2026-05-21T17:39:33Z","links":{"resolver":"https://pith.science/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E","bundle":"https://pith.science/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/bundle.json","state":"https://pith.science/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/M4TMLQIXW5KPMN6GCLWQMWRS7E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:M4TMLQIXW5KPMN6GCLWQMWRS7E","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":"c1500b7f910ed9917e5f7b3d55d3cc623f1c50cebc668b05fd64119c7d7da7db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-16T13:17:28Z","title_canon_sha256":"6c6caf615d50fbcc47f20e1559f8c23234d49bbf7c26b553da5cc818ba867868"},"schema_version":"1.0","source":{"id":"1501.03973","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.03973","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"arxiv_version","alias_value":"1501.03973v1","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.03973","created_at":"2026-05-18T02:19:16Z"},{"alias_kind":"pith_short_12","alias_value":"M4TMLQIXW5KP","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_16","alias_value":"M4TMLQIXW5KPMN6G","created_at":"2026-05-18T12:29:32Z"},{"alias_kind":"pith_short_8","alias_value":"M4TMLQIX","created_at":"2026-05-18T12:29:32Z"}],"graph_snapshots":[{"event_id":"sha256:5056e281caea702454f6dac021c21fb80ca0efd2a3cd367c35a668ccb6dc11fa","target":"graph","created_at":"2026-05-18T02:19:16Z","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":"The static and dynamic magnetic properties of tetragonally distorted Mn--Ga based alloys were investigated. Static properties are determined in magnetic fields up to 6.5~T using SQUID magnetometry. For the pure Mn$_{1.6}$Ga film, the saturation magnetisation is 0.36~MA/m and the coercivity is 0.29~T. Partial substitution of Mn by Co results in Mn$_{2.6}$Co$_{0.3}$Ga$_{1.1}$. The saturation magnetisation of those films drops to 0.2~MA/m and the coercivity is increased to 1~T.\n  Time-resolved magneto-optical Kerr effect (TR-MOKE) is used to probe the high-frequency dynamics of Mn--Ga. The ferrom","authors_text":"and Alina M. Deac, Andreas Neudert, Ciar\\'an Fowley, Claudia Felser, Gerhard H. Fecher, Joseph M. Law, J\\\"urgen Lindner, Kilian Lenz, Shigemi Mizukami, Siham Ouardi, Takahide Kubota, Volker Sluka, Yildirim Oguz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-16T13:17:28Z","title":"Direct measurement of the magnetic anisotropy field in Mn--Ga and Mn--Co--Ga Heusler films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.03973","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":"sha256:7739bbac12088dfaee3dd0c3ce31560bada5006335d6ab0775a2a8b2fab5441e","target":"record","created_at":"2026-05-18T02:19:16Z","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":"c1500b7f910ed9917e5f7b3d55d3cc623f1c50cebc668b05fd64119c7d7da7db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-01-16T13:17:28Z","title_canon_sha256":"6c6caf615d50fbcc47f20e1559f8c23234d49bbf7c26b553da5cc818ba867868"},"schema_version":"1.0","source":{"id":"1501.03973","kind":"arxiv","version":1}},"canonical_sha256":"6726c5c117b754f637c612ed065a32f92e14530a7fc9a5bcb36ed44a11865164","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6726c5c117b754f637c612ed065a32f92e14530a7fc9a5bcb36ed44a11865164","first_computed_at":"2026-05-18T02:19:16.287301Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:19:16.287301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mJ/7IfMj4Cak+/AmGJl5mTNFEjT+XFgGNq2qjQtxphDI1fCv/o62YqvdGmqf7pHQUhuc1D9sjmcgqRmDLq6FCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:19:16.287964Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.03973","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7739bbac12088dfaee3dd0c3ce31560bada5006335d6ab0775a2a8b2fab5441e","sha256:5056e281caea702454f6dac021c21fb80ca0efd2a3cd367c35a668ccb6dc11fa"],"state_sha256":"5be1f3ca7fba44c28e503daaebd51c9b2f68c9a06d4959c0dc96502e3646835b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DTGX6bvrXOdb2mRZgqCyavpLh36rA2NJyrF/+O1dfvgmCz2OwN9jI2adZyRCskJbcIMq+qgyaMJqeSL5JXQgAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T17:39:33.443586Z","bundle_sha256":"2a94ddfcc56d7ebae19e62d8ff43bd36763fed36bd54f45dcd25037a1a2809d8"}}