{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:D57USJUH27OE4OSNP6CZRWHER3","short_pith_number":"pith:D57USJUH","canonical_record":{"source":{"id":"1811.05413","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T17:06:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"d9ddb50c368844ccca13989e4ba2c6f4c0d93abeba189a9b5094c12566a30959","abstract_canon_sha256":"a1ec7a0746ebb4447b8daf1565a48500b24657befc6ecf20339e917ac6478faa"},"schema_version":"1.0"},"canonical_sha256":"1f7f492687d7dc4e3a4d7f8598d8e48ed2e0a00daad457db9b84e92fca43d6e7","source":{"kind":"arxiv","id":"1811.05413","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05413","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05413v1","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05413","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"D57USJUH27OE","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D57USJUH27OE4OSN","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D57USJUH","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:D57USJUH27OE4OSNP6CZRWHER3","target":"record","payload":{"canonical_record":{"source":{"id":"1811.05413","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T17:06:07Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"d9ddb50c368844ccca13989e4ba2c6f4c0d93abeba189a9b5094c12566a30959","abstract_canon_sha256":"a1ec7a0746ebb4447b8daf1565a48500b24657befc6ecf20339e917ac6478faa"},"schema_version":"1.0"},"canonical_sha256":"1f7f492687d7dc4e3a4d7f8598d8e48ed2e0a00daad457db9b84e92fca43d6e7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:46.220535Z","signature_b64":"aVUD/SRkRdCzAfDrFvWGsVgJfZJZRVcpQhdzdupItj9u3JYQPaDUE7GprUupSdq8r7UNywA9Ej9x5yANi4sdCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f7f492687d7dc4e3a4d7f8598d8e48ed2e0a00daad457db9b84e92fca43d6e7","last_reissued_at":"2026-05-18T00:00:46.219978Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:46.219978Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.05413","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":"2026-05-18T00:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sBuG0d8GvZFUHhU2W6+/2+GTwwUgGTRZnSJKcDXEtWrSfhuxT1UBaHUbtjybXN2sV5M8I/A3z36gFxOnye9wDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T19:21:57.255039Z"},"content_sha256":"1eea456ab109c30f37f6d1d17bf95ed8b895455ccf883ef1d59be465865a3f73","schema_version":"1.0","event_id":"sha256:1eea456ab109c30f37f6d1d17bf95ed8b895455ccf883ef1d59be465865a3f73"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:D57USJUH27OE4OSNP6CZRWHER3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Interplay between Kitaev interaction and single ion anisotropy in ferromagnetic CrI$_3$ and CrGeTe$_3$ monolayers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Changsong Xu, Hongjun Xiang, Junsheng Feng, L. Bellaiche","submitted_at":"2018-11-13T17:06:07Z","abstract_excerpt":"Magnetic anisotropy is crucially important for the stabilization of two-dimensional (2D) magnetism, which is rare in nature but highly desirable in spintronics and for advancing fundamental knowledge. Recent works on CrI$_3$ and CrGeTe$_3$ monolayers not only led to observations of the long-time-sought 2D ferromagnetism, but also revealed distinct magnetic anisotropy in the two systems, namely Ising behavior for CrI$_3$ versus Heisenberg behavior for CrGeTe$_3$. Such magnetic difference strongly contrasts with structural and electronic similarities of these two materials, and understanding it "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05413","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":"2026-05-18T00:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/HpEVZC3GigRi/krUwgUI7mIA1gxIHzElfKXTpz3fQmWdy3WZildMU4MHUq3yF5XO23W4pVpZ3vFDl9nH55gAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T19:21:57.255380Z"},"content_sha256":"42cfd154ac4dadd52322393b74866e2badc7b0a42bc37faaaca5ba22dececa99","schema_version":"1.0","event_id":"sha256:42cfd154ac4dadd52322393b74866e2badc7b0a42bc37faaaca5ba22dececa99"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D57USJUH27OE4OSNP6CZRWHER3/bundle.json","state_url":"https://pith.science/pith/D57USJUH27OE4OSNP6CZRWHER3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D57USJUH27OE4OSNP6CZRWHER3/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":"2026-06-23T19:21:57Z","links":{"resolver":"https://pith.science/pith/D57USJUH27OE4OSNP6CZRWHER3","bundle":"https://pith.science/pith/D57USJUH27OE4OSNP6CZRWHER3/bundle.json","state":"https://pith.science/pith/D57USJUH27OE4OSNP6CZRWHER3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D57USJUH27OE4OSNP6CZRWHER3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:D57USJUH27OE4OSNP6CZRWHER3","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":"a1ec7a0746ebb4447b8daf1565a48500b24657befc6ecf20339e917ac6478faa","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T17:06:07Z","title_canon_sha256":"d9ddb50c368844ccca13989e4ba2c6f4c0d93abeba189a9b5094c12566a30959"},"schema_version":"1.0","source":{"id":"1811.05413","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05413","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05413v1","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05413","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"D57USJUH27OE","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"D57USJUH27OE4OSN","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"D57USJUH","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:42cfd154ac4dadd52322393b74866e2badc7b0a42bc37faaaca5ba22dececa99","target":"graph","created_at":"2026-05-18T00:00:46Z","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":"Magnetic anisotropy is crucially important for the stabilization of two-dimensional (2D) magnetism, which is rare in nature but highly desirable in spintronics and for advancing fundamental knowledge. Recent works on CrI$_3$ and CrGeTe$_3$ monolayers not only led to observations of the long-time-sought 2D ferromagnetism, but also revealed distinct magnetic anisotropy in the two systems, namely Ising behavior for CrI$_3$ versus Heisenberg behavior for CrGeTe$_3$. Such magnetic difference strongly contrasts with structural and electronic similarities of these two materials, and understanding it ","authors_text":"Changsong Xu, Hongjun Xiang, Junsheng Feng, L. Bellaiche","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T17:06:07Z","title":"Interplay between Kitaev interaction and single ion anisotropy in ferromagnetic CrI$_3$ and CrGeTe$_3$ monolayers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05413","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":"sha256:1eea456ab109c30f37f6d1d17bf95ed8b895455ccf883ef1d59be465865a3f73","target":"record","created_at":"2026-05-18T00:00:46Z","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":"a1ec7a0746ebb4447b8daf1565a48500b24657befc6ecf20339e917ac6478faa","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T17:06:07Z","title_canon_sha256":"d9ddb50c368844ccca13989e4ba2c6f4c0d93abeba189a9b5094c12566a30959"},"schema_version":"1.0","source":{"id":"1811.05413","kind":"arxiv","version":1}},"canonical_sha256":"1f7f492687d7dc4e3a4d7f8598d8e48ed2e0a00daad457db9b84e92fca43d6e7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f7f492687d7dc4e3a4d7f8598d8e48ed2e0a00daad457db9b84e92fca43d6e7","first_computed_at":"2026-05-18T00:00:46.219978Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:46.219978Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aVUD/SRkRdCzAfDrFvWGsVgJfZJZRVcpQhdzdupItj9u3JYQPaDUE7GprUupSdq8r7UNywA9Ej9x5yANi4sdCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:46.220535Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.05413","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1eea456ab109c30f37f6d1d17bf95ed8b895455ccf883ef1d59be465865a3f73","sha256:42cfd154ac4dadd52322393b74866e2badc7b0a42bc37faaaca5ba22dececa99"],"state_sha256":"883159d3404982ef5224a0ca7021e37e2af6343413d93c8356822056523a5c5c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/txqn8kMNOFm0lTkWg/QqeGzJbYkDWHGLJRbzombotqV4ulu8ufgIKuhL8Qo+NKJXD+BvPiMjie4FmuHXAj3AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T19:21:57.257178Z","bundle_sha256":"89243f8c33577d2f3906486ab38f22821e8cfb2295badedcee9a681815337bc4"}}