{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:JS46FMBPHDTHE5O2TSOW3DBYE6","short_pith_number":"pith:JS46FMBP","canonical_record":{"source":{"id":"1807.10686","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-07-27T15:32:26Z","cross_cats_sorted":[],"title_canon_sha256":"2421c5096c44dbeb66d9ebff7175dd9f8d1acc699a2b2a6d2eb2afc315c2d0d3","abstract_canon_sha256":"3fc5f95756f4885c221f1ef7c2eccfdfe03b0cf98d49c38f4e392201a6091d71"},"schema_version":"1.0"},"canonical_sha256":"4cb9e2b02f38e67275da9c9d6d8c38279b60d6da743ba4c61bbffa76aba03d27","source":{"kind":"arxiv","id":"1807.10686","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.10686","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"arxiv_version","alias_value":"1807.10686v1","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.10686","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"pith_short_12","alias_value":"JS46FMBPHDTH","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JS46FMBPHDTHE5O2","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JS46FMBP","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:JS46FMBPHDTHE5O2TSOW3DBYE6","target":"record","payload":{"canonical_record":{"source":{"id":"1807.10686","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-07-27T15:32:26Z","cross_cats_sorted":[],"title_canon_sha256":"2421c5096c44dbeb66d9ebff7175dd9f8d1acc699a2b2a6d2eb2afc315c2d0d3","abstract_canon_sha256":"3fc5f95756f4885c221f1ef7c2eccfdfe03b0cf98d49c38f4e392201a6091d71"},"schema_version":"1.0"},"canonical_sha256":"4cb9e2b02f38e67275da9c9d6d8c38279b60d6da743ba4c61bbffa76aba03d27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:48.150820Z","signature_b64":"0nlGwXWOg2ydSWgOw+OoTeJk54iXTDF23KgX0EgnBV0rko4tcUCkDOhFTgYVh5P1aEKdfpqezi2aGqayc9vOAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cb9e2b02f38e67275da9c9d6d8c38279b60d6da743ba4c61bbffa76aba03d27","last_reissued_at":"2026-05-18T00:04:48.150129Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:48.150129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.10686","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":"2026-05-18T00:04:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DI76fKDT60myHorCBbWomeRbzA+zRd+B93LIRhkun2kyx9gWGiniKRK6jMDJFZD+iLIjAFbunJDMx1bElPnZBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:18:19.910440Z"},"content_sha256":"d30374aae4d6d4f4b91cd5e95164e69165fac643785c2b1a654182150dfe0b20","schema_version":"1.0","event_id":"sha256:d30374aae4d6d4f4b91cd5e95164e69165fac643785c2b1a654182150dfe0b20"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:JS46FMBPHDTHE5O2TSOW3DBYE6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Coulomb Interactions on the Electronic and Magnetic Properties of Two-Dimensional CrSiTe$_3$ and CrGeTe$_3$ Materials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Jaejun Yu, Seungjin Kang, Sungmo Kang","submitted_at":"2018-07-27T15:32:26Z","abstract_excerpt":"We investigate the electronic and magnetic structures of two-dimensional transition metal tri-chalcogenide CrSiTe$_{3}$ and CrGeTe$_{3}$ materials by carrying out first-principles calculations. The single-layer CrSiTe$_3$ and CrGeTe$_3$ are found to be a ferromagnetic insulator, where the presence of the strong $dp\\sigma$-hybridization of Cr $e_{\\mathrm{g}}$-Te $p$ plays a crucial role for the ferromagnetic coupling between Cr ions. We observe that the bandgaps and the interlayer magnetic order vary notably depending on the magnitude of on-site Coulomb interaction $U$ for Cr $d$ electrons. The"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.10686","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":"2026-05-18T00:04:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hvqbhz/p1Ruji8lwBQyPc3yHO9IQkB6oIHcEZ9MvKaqSRpbCYNNmdg2CN+f8+U9rllnxODBLQm+Daay2BkaMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T09:18:19.911146Z"},"content_sha256":"1cfdd618c739fbc9794528dd69b98c356bee6c9f0b6276d16122ec503dd702be","schema_version":"1.0","event_id":"sha256:1cfdd618c739fbc9794528dd69b98c356bee6c9f0b6276d16122ec503dd702be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/bundle.json","state_url":"https://pith.science/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/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":"2026-05-31T09:18:19Z","links":{"resolver":"https://pith.science/pith/JS46FMBPHDTHE5O2TSOW3DBYE6","bundle":"https://pith.science/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/bundle.json","state":"https://pith.science/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JS46FMBPHDTHE5O2TSOW3DBYE6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:JS46FMBPHDTHE5O2TSOW3DBYE6","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":"3fc5f95756f4885c221f1ef7c2eccfdfe03b0cf98d49c38f4e392201a6091d71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-07-27T15:32:26Z","title_canon_sha256":"2421c5096c44dbeb66d9ebff7175dd9f8d1acc699a2b2a6d2eb2afc315c2d0d3"},"schema_version":"1.0","source":{"id":"1807.10686","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.10686","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"arxiv_version","alias_value":"1807.10686v1","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.10686","created_at":"2026-05-18T00:04:48Z"},{"alias_kind":"pith_short_12","alias_value":"JS46FMBPHDTH","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JS46FMBPHDTHE5O2","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JS46FMBP","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:1cfdd618c739fbc9794528dd69b98c356bee6c9f0b6276d16122ec503dd702be","target":"graph","created_at":"2026-05-18T00:04:48Z","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":"We investigate the electronic and magnetic structures of two-dimensional transition metal tri-chalcogenide CrSiTe$_{3}$ and CrGeTe$_{3}$ materials by carrying out first-principles calculations. The single-layer CrSiTe$_3$ and CrGeTe$_3$ are found to be a ferromagnetic insulator, where the presence of the strong $dp\\sigma$-hybridization of Cr $e_{\\mathrm{g}}$-Te $p$ plays a crucial role for the ferromagnetic coupling between Cr ions. We observe that the bandgaps and the interlayer magnetic order vary notably depending on the magnitude of on-site Coulomb interaction $U$ for Cr $d$ electrons. The","authors_text":"Jaejun Yu, Seungjin Kang, Sungmo Kang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-07-27T15:32:26Z","title":"Effect of Coulomb Interactions on the Electronic and Magnetic Properties of Two-Dimensional CrSiTe$_3$ and CrGeTe$_3$ Materials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.10686","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:d30374aae4d6d4f4b91cd5e95164e69165fac643785c2b1a654182150dfe0b20","target":"record","created_at":"2026-05-18T00:04:48Z","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":"3fc5f95756f4885c221f1ef7c2eccfdfe03b0cf98d49c38f4e392201a6091d71","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-07-27T15:32:26Z","title_canon_sha256":"2421c5096c44dbeb66d9ebff7175dd9f8d1acc699a2b2a6d2eb2afc315c2d0d3"},"schema_version":"1.0","source":{"id":"1807.10686","kind":"arxiv","version":1}},"canonical_sha256":"4cb9e2b02f38e67275da9c9d6d8c38279b60d6da743ba4c61bbffa76aba03d27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4cb9e2b02f38e67275da9c9d6d8c38279b60d6da743ba4c61bbffa76aba03d27","first_computed_at":"2026-05-18T00:04:48.150129Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:48.150129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0nlGwXWOg2ydSWgOw+OoTeJk54iXTDF23KgX0EgnBV0rko4tcUCkDOhFTgYVh5P1aEKdfpqezi2aGqayc9vOAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:48.150820Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.10686","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d30374aae4d6d4f4b91cd5e95164e69165fac643785c2b1a654182150dfe0b20","sha256:1cfdd618c739fbc9794528dd69b98c356bee6c9f0b6276d16122ec503dd702be"],"state_sha256":"636cf3ce7decd198193894be4a11bc090dad1a53b044482e65ce69b0908af1f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uypXb35mFRc33BwhLq9rByKqbhUrWnlKZyD482Bnv0b+ixLsM8wMvDNImpNbegKfrtQm7SvyFxuGeXkt6DTWBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T09:18:19.914672Z","bundle_sha256":"cf934083148695bfd2864c965010bc18fbb19d2dc57a67088c46f761dbbb7fbd"}}