{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:NIVLQ4YYJX4OI25KL727J4VHFU","short_pith_number":"pith:NIVLQ4YY","canonical_record":{"source":{"id":"1809.04213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-12T01:28:56Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"4f98cc7106615c20496ae07cccac86c4e55e7bea7066eb2edd327b8481521d27","abstract_canon_sha256":"b1569784a7698aaa8d9dd589e676f6f14d5efa17412f8ef57b6365bbfda42d38"},"schema_version":"1.0"},"canonical_sha256":"6a2ab873184df8e46baa5ff5f4f2a72d1624de7dfb9be9b3b7ede2ff77206fd4","source":{"kind":"arxiv","id":"1809.04213","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.04213","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"arxiv_version","alias_value":"1809.04213v1","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.04213","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"pith_short_12","alias_value":"NIVLQ4YYJX4O","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NIVLQ4YYJX4OI25K","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NIVLQ4YY","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:NIVLQ4YYJX4OI25KL727J4VHFU","target":"record","payload":{"canonical_record":{"source":{"id":"1809.04213","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-12T01:28:56Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"4f98cc7106615c20496ae07cccac86c4e55e7bea7066eb2edd327b8481521d27","abstract_canon_sha256":"b1569784a7698aaa8d9dd589e676f6f14d5efa17412f8ef57b6365bbfda42d38"},"schema_version":"1.0"},"canonical_sha256":"6a2ab873184df8e46baa5ff5f4f2a72d1624de7dfb9be9b3b7ede2ff77206fd4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:55.171114Z","signature_b64":"rKnUX10IVQ5C8WQVUpi/9m8cgGgqY/xJkYJWcpMmJINaeYRmIgcX3J4ky2Xe3FhXPAORI1IlAEEwStI0UwnQAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a2ab873184df8e46baa5ff5f4f2a72d1624de7dfb9be9b3b7ede2ff77206fd4","last_reissued_at":"2026-05-18T00:05:55.170630Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:55.170630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.04213","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":"2026-05-18T00:05:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NFJ4tRhAsOdNUCuv4OrFfhfG4prYlCdIzdZrmkiQqRrFvAJl46t71GB6OUbkgpjV+dUM8DCK1G5uCdzIMcXsAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T10:41:43.917629Z"},"content_sha256":"3ffb8f561991479d1aaf96cb33972eec02cf26c68d1b27da4a1630c31960fa3a","schema_version":"1.0","event_id":"sha256:3ffb8f561991479d1aaf96cb33972eec02cf26c68d1b27da4a1630c31960fa3a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:NIVLQ4YYJX4OI25KL727J4VHFU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"V$_5$S$_8$: a Kondo lattice based on intercalation of van der Waals layered transition metal dichalcogenide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dapeng Yu, Dayu Yan, Jingjing Niu, Peng Gao, Shulin Chen, Sixian Yang, Wenjie Zhang, Xiaosong Wu, Xinguo Ren, Yanfeng Zhang, Youguo Shi, Zhepeng Zhang, Zhilin Li","submitted_at":"2018-09-12T01:28:56Z","abstract_excerpt":"Since the discovery of graphene, a tremendous amount of two dimensional (2D) materials have surfaced. Their electronic properties can usually be well understood without considering correlations between electrons. On the other hand, strong electronic correlations are known to give rise to a variety of exotic properties and new quantum phases, for instance, high temperature superconductivity, heavy fermions and quantum spin liquids. The study of these phenomena has been one of the main focuses of condensed matter physics. There is a strong incentive to introduce electronic correlations into 2D m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.04213","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":"2026-05-18T00:05:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YL72zdRIXCL2Gbl6Jovpolo6jxvIbFqJ7L5eOuo09WALEFeaP/aI/Huw4Cb8eYy+jwtSAep8hqkvpWjsGHhbDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T10:41:43.918273Z"},"content_sha256":"8b581f2aedf7872f6f4015a21530a29d154d32cd3647cd94f4f32b5896e5ad39","schema_version":"1.0","event_id":"sha256:8b581f2aedf7872f6f4015a21530a29d154d32cd3647cd94f4f32b5896e5ad39"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIVLQ4YYJX4OI25KL727J4VHFU/bundle.json","state_url":"https://pith.science/pith/NIVLQ4YYJX4OI25KL727J4VHFU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIVLQ4YYJX4OI25KL727J4VHFU/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":"2026-05-31T10:41:43Z","links":{"resolver":"https://pith.science/pith/NIVLQ4YYJX4OI25KL727J4VHFU","bundle":"https://pith.science/pith/NIVLQ4YYJX4OI25KL727J4VHFU/bundle.json","state":"https://pith.science/pith/NIVLQ4YYJX4OI25KL727J4VHFU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIVLQ4YYJX4OI25KL727J4VHFU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:NIVLQ4YYJX4OI25KL727J4VHFU","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":"b1569784a7698aaa8d9dd589e676f6f14d5efa17412f8ef57b6365bbfda42d38","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-12T01:28:56Z","title_canon_sha256":"4f98cc7106615c20496ae07cccac86c4e55e7bea7066eb2edd327b8481521d27"},"schema_version":"1.0","source":{"id":"1809.04213","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.04213","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"arxiv_version","alias_value":"1809.04213v1","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.04213","created_at":"2026-05-18T00:05:55Z"},{"alias_kind":"pith_short_12","alias_value":"NIVLQ4YYJX4O","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NIVLQ4YYJX4OI25K","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NIVLQ4YY","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:8b581f2aedf7872f6f4015a21530a29d154d32cd3647cd94f4f32b5896e5ad39","target":"graph","created_at":"2026-05-18T00:05:55Z","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":"Since the discovery of graphene, a tremendous amount of two dimensional (2D) materials have surfaced. Their electronic properties can usually be well understood without considering correlations between electrons. On the other hand, strong electronic correlations are known to give rise to a variety of exotic properties and new quantum phases, for instance, high temperature superconductivity, heavy fermions and quantum spin liquids. The study of these phenomena has been one of the main focuses of condensed matter physics. There is a strong incentive to introduce electronic correlations into 2D m","authors_text":"Dapeng Yu, Dayu Yan, Jingjing Niu, Peng Gao, Shulin Chen, Sixian Yang, Wenjie Zhang, Xiaosong Wu, Xinguo Ren, Yanfeng Zhang, Youguo Shi, Zhepeng Zhang, Zhilin Li","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-12T01:28:56Z","title":"V$_5$S$_8$: a Kondo lattice based on intercalation of van der Waals layered transition metal dichalcogenide"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.04213","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":"sha256:3ffb8f561991479d1aaf96cb33972eec02cf26c68d1b27da4a1630c31960fa3a","target":"record","created_at":"2026-05-18T00:05:55Z","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":"b1569784a7698aaa8d9dd589e676f6f14d5efa17412f8ef57b6365bbfda42d38","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-09-12T01:28:56Z","title_canon_sha256":"4f98cc7106615c20496ae07cccac86c4e55e7bea7066eb2edd327b8481521d27"},"schema_version":"1.0","source":{"id":"1809.04213","kind":"arxiv","version":1}},"canonical_sha256":"6a2ab873184df8e46baa5ff5f4f2a72d1624de7dfb9be9b3b7ede2ff77206fd4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a2ab873184df8e46baa5ff5f4f2a72d1624de7dfb9be9b3b7ede2ff77206fd4","first_computed_at":"2026-05-18T00:05:55.170630Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:05:55.170630Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rKnUX10IVQ5C8WQVUpi/9m8cgGgqY/xJkYJWcpMmJINaeYRmIgcX3J4ky2Xe3FhXPAORI1IlAEEwStI0UwnQAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:05:55.171114Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.04213","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ffb8f561991479d1aaf96cb33972eec02cf26c68d1b27da4a1630c31960fa3a","sha256:8b581f2aedf7872f6f4015a21530a29d154d32cd3647cd94f4f32b5896e5ad39"],"state_sha256":"5cdca064635ac41ce6715e730cafb5f8b10667f2ba6f3f914965e56e369b638c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EpIz8oRHlb4iN97amkMNSZ1PqddxfyE/qE7D5BQs3kPaD4EHt2CeJ0nmzbQ3uvSr18JOAwv+lYV4x5wHRmc7BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T10:41:43.921584Z","bundle_sha256":"ec7f0ef36a316aec3e28cd088bf17d631041241534c65a0e30aa01c414ad4b71"}}