{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:VTBHHQ3BSNXJCVZOSOF2ZF45TX","short_pith_number":"pith:VTBHHQ3B","canonical_record":{"source":{"id":"2310.07274","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-10-11T07:56:58Z","cross_cats_sorted":[],"title_canon_sha256":"0f12988006e96965e5ad6ce2d9651c315d4a41c7c5f14d5a410e1bb9dbf02990","abstract_canon_sha256":"a6acd9305cd30cfb10f0f96657685b1488f079d6c2d8bc721f81adef72bc3432"},"schema_version":"1.0"},"canonical_sha256":"acc273c361936e91572e938bac979d9de6d233d4a9c03b331876d4cfd747c2f5","source":{"kind":"arxiv","id":"2310.07274","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.07274","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"2310.07274v1","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.07274","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"VTBHHQ3BSNXJ","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_16","alias_value":"VTBHHQ3BSNXJCVZO","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_8","alias_value":"VTBHHQ3B","created_at":"2026-07-05T06:59:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:VTBHHQ3BSNXJCVZOSOF2ZF45TX","target":"record","payload":{"canonical_record":{"source":{"id":"2310.07274","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-10-11T07:56:58Z","cross_cats_sorted":[],"title_canon_sha256":"0f12988006e96965e5ad6ce2d9651c315d4a41c7c5f14d5a410e1bb9dbf02990","abstract_canon_sha256":"a6acd9305cd30cfb10f0f96657685b1488f079d6c2d8bc721f81adef72bc3432"},"schema_version":"1.0"},"canonical_sha256":"acc273c361936e91572e938bac979d9de6d233d4a9c03b331876d4cfd747c2f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:59:43.150198Z","signature_b64":"9QWUc2rT7bLb5J3LpnY2VZ4MVXVbnGFoeOdIGQ1mxGur2yIjiIXsdE81c17r1nBh2k5CYJD8W6NLDFw11HHxDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"acc273c361936e91572e938bac979d9de6d233d4a9c03b331876d4cfd747c2f5","last_reissued_at":"2026-07-05T06:59:43.149768Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:59:43.149768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2310.07274","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":"2026-07-05T06:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nsqalhmG8VtiU8Pxk65b/bMnfk/GWPtyywB4N2nMN0m4xhwX4K/cdxaK1rjTNuUAPvZWvEezl8usm98rXivvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T17:28:18.301504Z"},"content_sha256":"863820b0ac2e44408f71ababa40b51591b5d1c383a361dc7de3c4c5b7658f067","schema_version":"1.0","event_id":"sha256:863820b0ac2e44408f71ababa40b51591b5d1c383a361dc7de3c4c5b7658f067"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:VTBHHQ3BSNXJCVZOSOF2ZF45TX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anomalously large spin-dependent electron correlation in nearly half-metallic ferromagnet CoS$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Atsushi Teruya, Ayumi Harasawa, Harald O. Jeschke, Hirokazu Fujiwara, Hiroshi Kumigashira, Junya Otsuki, Kensei Terashima, Kenta Kuroda, Koichiro Yaji, Koji Horiba, Masashi Kakihana, Masato Hedo, Nayuta Takemori, Noriyuki Kataoka, Shik Shin, Takanori Wakita, Takao Nakama, Takayoshi Yokoya, Wataru Hosoda, Yoshichika \\=Onuki, Yuji Muraoka, Yuko Yano","submitted_at":"2023-10-11T07:56:58Z","abstract_excerpt":"The spin-dependent band structure of CoS$_2$ which is a candidate for a half-metallic ferromagnet was investigated by both spin- and angle-resolved photoemission spectroscopy and theoretical calculations, in order to reappraise the half-metallicity and electronic correlations. We determined the three-dimensional Fermi surface and the spin-dependent band structure. As a result, we found that a part of the minority spin bands is on the occupied side in the vicinity of the Fermi level, providing spectroscopic evidence that CoS$_2$ is not but very close to a half-metal. Band calculations using den"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.07274","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2310.07274/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T06:59:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h4IINRpJ4uT1vQC3fUtQYKKelpXzlW0fKue8CzZ3qVMd9vco9VNLUa5tnJH0sRZ8rNdTkkIszbS0ypDREb1cDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T17:28:18.301880Z"},"content_sha256":"210718a4ae5bfe31ed13805ebeb30d65a9201215a9f9a7688e1ea25e3efbd749","schema_version":"1.0","event_id":"sha256:210718a4ae5bfe31ed13805ebeb30d65a9201215a9f9a7688e1ea25e3efbd749"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/bundle.json","state_url":"https://pith.science/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/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":"2026-07-13T17:28:18Z","links":{"resolver":"https://pith.science/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX","bundle":"https://pith.science/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/bundle.json","state":"https://pith.science/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VTBHHQ3BSNXJCVZOSOF2ZF45TX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:VTBHHQ3BSNXJCVZOSOF2ZF45TX","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":"a6acd9305cd30cfb10f0f96657685b1488f079d6c2d8bc721f81adef72bc3432","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-10-11T07:56:58Z","title_canon_sha256":"0f12988006e96965e5ad6ce2d9651c315d4a41c7c5f14d5a410e1bb9dbf02990"},"schema_version":"1.0","source":{"id":"2310.07274","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2310.07274","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"arxiv_version","alias_value":"2310.07274v1","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2310.07274","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_12","alias_value":"VTBHHQ3BSNXJ","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_16","alias_value":"VTBHHQ3BSNXJCVZO","created_at":"2026-07-05T06:59:43Z"},{"alias_kind":"pith_short_8","alias_value":"VTBHHQ3B","created_at":"2026-07-05T06:59:43Z"}],"graph_snapshots":[{"event_id":"sha256:210718a4ae5bfe31ed13805ebeb30d65a9201215a9f9a7688e1ea25e3efbd749","target":"graph","created_at":"2026-07-05T06:59:43Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2310.07274/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The spin-dependent band structure of CoS$_2$ which is a candidate for a half-metallic ferromagnet was investigated by both spin- and angle-resolved photoemission spectroscopy and theoretical calculations, in order to reappraise the half-metallicity and electronic correlations. We determined the three-dimensional Fermi surface and the spin-dependent band structure. As a result, we found that a part of the minority spin bands is on the occupied side in the vicinity of the Fermi level, providing spectroscopic evidence that CoS$_2$ is not but very close to a half-metal. Band calculations using den","authors_text":"Atsushi Teruya, Ayumi Harasawa, Harald O. Jeschke, Hirokazu Fujiwara, Hiroshi Kumigashira, Junya Otsuki, Kensei Terashima, Kenta Kuroda, Koichiro Yaji, Koji Horiba, Masashi Kakihana, Masato Hedo, Nayuta Takemori, Noriyuki Kataoka, Shik Shin, Takanori Wakita, Takao Nakama, Takayoshi Yokoya, Wataru Hosoda, Yoshichika \\=Onuki, Yuji Muraoka, Yuko Yano","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-10-11T07:56:58Z","title":"Anomalously large spin-dependent electron correlation in nearly half-metallic ferromagnet CoS$_2$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2310.07274","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":"sha256:863820b0ac2e44408f71ababa40b51591b5d1c383a361dc7de3c4c5b7658f067","target":"record","created_at":"2026-07-05T06:59:43Z","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":"a6acd9305cd30cfb10f0f96657685b1488f079d6c2d8bc721f81adef72bc3432","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2023-10-11T07:56:58Z","title_canon_sha256":"0f12988006e96965e5ad6ce2d9651c315d4a41c7c5f14d5a410e1bb9dbf02990"},"schema_version":"1.0","source":{"id":"2310.07274","kind":"arxiv","version":1}},"canonical_sha256":"acc273c361936e91572e938bac979d9de6d233d4a9c03b331876d4cfd747c2f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"acc273c361936e91572e938bac979d9de6d233d4a9c03b331876d4cfd747c2f5","first_computed_at":"2026-07-05T06:59:43.149768Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:59:43.149768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9QWUc2rT7bLb5J3LpnY2VZ4MVXVbnGFoeOdIGQ1mxGur2yIjiIXsdE81c17r1nBh2k5CYJD8W6NLDFw11HHxDg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:59:43.150198Z","signed_message":"canonical_sha256_bytes"},"source_id":"2310.07274","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:863820b0ac2e44408f71ababa40b51591b5d1c383a361dc7de3c4c5b7658f067","sha256:210718a4ae5bfe31ed13805ebeb30d65a9201215a9f9a7688e1ea25e3efbd749"],"state_sha256":"14f8fd51298f1ee8e99cd3f39b8e4d06887bdf98442cf8fae0c128bfbbb49f92"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GMEA/UUEdBm2CoGYIVTkzBJXoRTx4Q/8AmYDec8n5z5Vq8kYo3b9mKbsBVo3Hibel973+jXmwr3CTW5T+6VaCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T17:28:18.303948Z","bundle_sha256":"9392e4845d7d87918be00db957a9545d55fdffacb5ff0f1526b0dc2e403ea1f3"}}