{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SLYDCVUZUR7M4GT74OTJYOANIL","short_pith_number":"pith:SLYDCVUZ","canonical_record":{"source":{"id":"1505.02055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-08T14:48:58Z","cross_cats_sorted":[],"title_canon_sha256":"b92c0bec0b6de4e96f20d1009a5628b08c2b2bde8c6718b7284d0d82f344a88d","abstract_canon_sha256":"0115fcb195c6bde4b4ee26640827177a9fe8b924656e0e68b1621f2d707e7edf"},"schema_version":"1.0"},"canonical_sha256":"92f0315699a47ece1a7fe3a69c380d42df0f06103e684d567d3754f9fa4ca285","source":{"kind":"arxiv","id":"1505.02055","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02055","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02055v1","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02055","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"pith_short_12","alias_value":"SLYDCVUZUR7M","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SLYDCVUZUR7M4GT7","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SLYDCVUZ","created_at":"2026-05-18T12:29:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SLYDCVUZUR7M4GT74OTJYOANIL","target":"record","payload":{"canonical_record":{"source":{"id":"1505.02055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-08T14:48:58Z","cross_cats_sorted":[],"title_canon_sha256":"b92c0bec0b6de4e96f20d1009a5628b08c2b2bde8c6718b7284d0d82f344a88d","abstract_canon_sha256":"0115fcb195c6bde4b4ee26640827177a9fe8b924656e0e68b1621f2d707e7edf"},"schema_version":"1.0"},"canonical_sha256":"92f0315699a47ece1a7fe3a69c380d42df0f06103e684d567d3754f9fa4ca285","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:18:47.074075Z","signature_b64":"pMYThUqIDMOTGYxhEcJbBO+POTTtrwAWReiEXol6FcYPzTtiOVIkBQt2pGRoJqMRk0c7ZqncFDDHu29me8lABg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"92f0315699a47ece1a7fe3a69c380d42df0f06103e684d567d3754f9fa4ca285","last_reissued_at":"2026-05-18T01:18:47.073062Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:18:47.073062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.02055","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":"2026-05-18T01:18:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1MQFLrx0U8DBsOewTUOj6um0zQVnjIRGsoIGKkm8nko7SBuijN9ysimfsH3uTbxC1ZnQTB5cLxTKTVwlNRVLBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:10:43.105618Z"},"content_sha256":"57ccf526532acba74f8f9c5cf90c9d0bdb4456994dd172192cd33954aedb665b","schema_version":"1.0","event_id":"sha256:57ccf526532acba74f8f9c5cf90c9d0bdb4456994dd172192cd33954aedb665b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SLYDCVUZUR7M4GT74OTJYOANIL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electronic structure of CeRu4Sn6: a density functional plus dynamical mean field theory study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"K. Held, P. Wissgott","submitted_at":"2015-05-08T14:48:58Z","abstract_excerpt":"The Kondo system CeRu$_4$Sn$_6$ shows a strong anisotropy in its electric, optic and magnetic properties. We employ density functional theory plus dynamical mean field theory and show that the predominant Ce-$f$ state has total angular moment $J=5/2$ and $z$-component $m_J=\\pm 1/2$ in agreement with recent X-ray absorption experiments. Even though CeRu$_4$Sn$_6$ has the direct gap of a Kondo insulator through most of the Brillouin zone it remains weakly metallic. This is because of (i) a band crossing in the $z$-direction and (ii) a negative indirect gap."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02055","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":"2026-05-18T01:18:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cSIwFFvvrkWqpUUXPciQuwnj/KQqMkUlxShfjd4slX9hHnFxkOKx9A1B+kMJ+BwYZTu3XlvHzXHGWEQ2l+VJCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T15:10:43.106206Z"},"content_sha256":"828243cafd362094638513f1218b67ca9a3ded6488dae5648a1be14b3e4331a9","schema_version":"1.0","event_id":"sha256:828243cafd362094638513f1218b67ca9a3ded6488dae5648a1be14b3e4331a9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SLYDCVUZUR7M4GT74OTJYOANIL/bundle.json","state_url":"https://pith.science/pith/SLYDCVUZUR7M4GT74OTJYOANIL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SLYDCVUZUR7M4GT74OTJYOANIL/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":"2026-05-27T15:10:43Z","links":{"resolver":"https://pith.science/pith/SLYDCVUZUR7M4GT74OTJYOANIL","bundle":"https://pith.science/pith/SLYDCVUZUR7M4GT74OTJYOANIL/bundle.json","state":"https://pith.science/pith/SLYDCVUZUR7M4GT74OTJYOANIL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SLYDCVUZUR7M4GT74OTJYOANIL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SLYDCVUZUR7M4GT74OTJYOANIL","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":"0115fcb195c6bde4b4ee26640827177a9fe8b924656e0e68b1621f2d707e7edf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-08T14:48:58Z","title_canon_sha256":"b92c0bec0b6de4e96f20d1009a5628b08c2b2bde8c6718b7284d0d82f344a88d"},"schema_version":"1.0","source":{"id":"1505.02055","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02055","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02055v1","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02055","created_at":"2026-05-18T01:18:47Z"},{"alias_kind":"pith_short_12","alias_value":"SLYDCVUZUR7M","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_16","alias_value":"SLYDCVUZUR7M4GT7","created_at":"2026-05-18T12:29:42Z"},{"alias_kind":"pith_short_8","alias_value":"SLYDCVUZ","created_at":"2026-05-18T12:29:42Z"}],"graph_snapshots":[{"event_id":"sha256:828243cafd362094638513f1218b67ca9a3ded6488dae5648a1be14b3e4331a9","target":"graph","created_at":"2026-05-18T01:18:47Z","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 Kondo system CeRu$_4$Sn$_6$ shows a strong anisotropy in its electric, optic and magnetic properties. We employ density functional theory plus dynamical mean field theory and show that the predominant Ce-$f$ state has total angular moment $J=5/2$ and $z$-component $m_J=\\pm 1/2$ in agreement with recent X-ray absorption experiments. Even though CeRu$_4$Sn$_6$ has the direct gap of a Kondo insulator through most of the Brillouin zone it remains weakly metallic. This is because of (i) a band crossing in the $z$-direction and (ii) a negative indirect gap.","authors_text":"K. Held, P. Wissgott","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-08T14:48:58Z","title":"Electronic structure of CeRu4Sn6: a density functional plus dynamical mean field theory study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02055","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":"sha256:57ccf526532acba74f8f9c5cf90c9d0bdb4456994dd172192cd33954aedb665b","target":"record","created_at":"2026-05-18T01:18:47Z","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":"0115fcb195c6bde4b4ee26640827177a9fe8b924656e0e68b1621f2d707e7edf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-08T14:48:58Z","title_canon_sha256":"b92c0bec0b6de4e96f20d1009a5628b08c2b2bde8c6718b7284d0d82f344a88d"},"schema_version":"1.0","source":{"id":"1505.02055","kind":"arxiv","version":1}},"canonical_sha256":"92f0315699a47ece1a7fe3a69c380d42df0f06103e684d567d3754f9fa4ca285","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"92f0315699a47ece1a7fe3a69c380d42df0f06103e684d567d3754f9fa4ca285","first_computed_at":"2026-05-18T01:18:47.073062Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:18:47.073062Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pMYThUqIDMOTGYxhEcJbBO+POTTtrwAWReiEXol6FcYPzTtiOVIkBQt2pGRoJqMRk0c7ZqncFDDHu29me8lABg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:18:47.074075Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.02055","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:57ccf526532acba74f8f9c5cf90c9d0bdb4456994dd172192cd33954aedb665b","sha256:828243cafd362094638513f1218b67ca9a3ded6488dae5648a1be14b3e4331a9"],"state_sha256":"4775070f47e62d0d257570b33e829951117e3fe338e574dd62617ca585cf0c92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5v/N+G+L/tNcTf3HGBAVTL6ARhZyhnWErlrolFR+7Y/9++o4nHTwzW+iTMGE8hV+yKkQyV+jtpyqSJLfWNM8Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T15:10:43.108392Z","bundle_sha256":"7da14b2ad6d6d9036c416c0710910ed5d92a35037759b073c70886f4e8c0f4e0"}}