{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:MMDXJOLN5FZ5RHUEDGYEJOEDYL","short_pith_number":"pith:MMDXJOLN","canonical_record":{"source":{"id":"2203.10149","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-18T20:09:45Z","cross_cats_sorted":[],"title_canon_sha256":"79d7f650f50d11b8ce9259710ba24b6dec4132a36f98e7f3b55f4e78c6f28e4e","abstract_canon_sha256":"09ee7fd9886fdf3b6828ae9856fe98ba96364d1036e51aad09495441bfcd2b6e"},"schema_version":"1.0"},"canonical_sha256":"630774b96de973d89e8419b044b883c2fd9981aaf96e9493e086afb0401d3044","source":{"kind":"arxiv","id":"2203.10149","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.10149","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"arxiv_version","alias_value":"2203.10149v1","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.10149","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_12","alias_value":"MMDXJOLN5FZ5","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_16","alias_value":"MMDXJOLN5FZ5RHUE","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_8","alias_value":"MMDXJOLN","created_at":"2026-07-05T05:15:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:MMDXJOLN5FZ5RHUEDGYEJOEDYL","target":"record","payload":{"canonical_record":{"source":{"id":"2203.10149","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-18T20:09:45Z","cross_cats_sorted":[],"title_canon_sha256":"79d7f650f50d11b8ce9259710ba24b6dec4132a36f98e7f3b55f4e78c6f28e4e","abstract_canon_sha256":"09ee7fd9886fdf3b6828ae9856fe98ba96364d1036e51aad09495441bfcd2b6e"},"schema_version":"1.0"},"canonical_sha256":"630774b96de973d89e8419b044b883c2fd9981aaf96e9493e086afb0401d3044","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:15:59.387322Z","signature_b64":"Xuq96GzD6j7R/YhRQthZMTqwoUzuylCE0/O9oAEku9iRegRAQD2zvFm1tP+9Yps9KCEqVQezx9eao+jt4GZgBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"630774b96de973d89e8419b044b883c2fd9981aaf96e9493e086afb0401d3044","last_reissued_at":"2026-07-05T05:15:59.386754Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:15:59.386754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.10149","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":"2026-07-05T05:15:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5u/+nlO2IiLtxf/c+2idfK7+cOkPp8vdWxV9JpEXhIorPYEa6S9Dmoov1cwRtLLavH8BkBuhYG2U82vAMrauDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T16:14:57.829356Z"},"content_sha256":"b5385052f4d425849401df9da3d259964c077cefa8f8638b7e7e5b01a7a56ec2","schema_version":"1.0","event_id":"sha256:b5385052f4d425849401df9da3d259964c077cefa8f8638b7e7e5b01a7a56ec2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:MMDXJOLN5FZ5RHUEDGYEJOEDYL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thickness-dependent spin bistable transitions in single-crystalline molecular 2D material","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"Duy Le, Hai-Ping Cheng, John Koptur-Palenchar, Jun Jiang, Michael Shatruk, Miguel Gakiya-Teruya, Rui Zhang, Talat S. Rahman, Xiao-Xiao Zhang, Xuanyuan Jiang","submitted_at":"2022-03-18T20:09:45Z","abstract_excerpt":"The advent of two-dimensional (2D) crystals has led to numerous scientific breakthroughs. Conventional 2D systems have in-plane covalent bonds and a weak out-of-plane van-der-Waals bond. Here we report a new type of 2D material composed of discrete magnetic molecules, where anisotropic van-der-Waals interactions bond the molecules into a 2D packing. Through mechanical exfoliation, we can obtain single-crystalline molecular monolayers, which can be readily integrated into other 2D systems. Optical spectroscopy suggests the few-layered molecules preserve the temperature-induced spin-crossover sw"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.10149","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/2203.10149/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":"2026-07-05T05:15:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B/FYERnPa7J6rd8AwsggGKs1N6TV4a0BzUmMsv9Ra9yqfpbsEDfLV0VCP5CDBPFrYX4T82Vh+PR8b9oR66dGCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T16:14:57.829735Z"},"content_sha256":"c6a7d3781c9a2ab8cb888b95b55877f971b49148697e9f21cfff42789f33d706","schema_version":"1.0","event_id":"sha256:c6a7d3781c9a2ab8cb888b95b55877f971b49148697e9f21cfff42789f33d706"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/bundle.json","state_url":"https://pith.science/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/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":"2026-08-23T16:14:57Z","links":{"resolver":"https://pith.science/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL","bundle":"https://pith.science/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/bundle.json","state":"https://pith.science/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MMDXJOLN5FZ5RHUEDGYEJOEDYL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:MMDXJOLN5FZ5RHUEDGYEJOEDYL","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":"09ee7fd9886fdf3b6828ae9856fe98ba96364d1036e51aad09495441bfcd2b6e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-18T20:09:45Z","title_canon_sha256":"79d7f650f50d11b8ce9259710ba24b6dec4132a36f98e7f3b55f4e78c6f28e4e"},"schema_version":"1.0","source":{"id":"2203.10149","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.10149","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"arxiv_version","alias_value":"2203.10149v1","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.10149","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_12","alias_value":"MMDXJOLN5FZ5","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_16","alias_value":"MMDXJOLN5FZ5RHUE","created_at":"2026-07-05T05:15:59Z"},{"alias_kind":"pith_short_8","alias_value":"MMDXJOLN","created_at":"2026-07-05T05:15:59Z"}],"graph_snapshots":[{"event_id":"sha256:c6a7d3781c9a2ab8cb888b95b55877f971b49148697e9f21cfff42789f33d706","target":"graph","created_at":"2026-07-05T05:15:59Z","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/2203.10149/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The advent of two-dimensional (2D) crystals has led to numerous scientific breakthroughs. Conventional 2D systems have in-plane covalent bonds and a weak out-of-plane van-der-Waals bond. Here we report a new type of 2D material composed of discrete magnetic molecules, where anisotropic van-der-Waals interactions bond the molecules into a 2D packing. Through mechanical exfoliation, we can obtain single-crystalline molecular monolayers, which can be readily integrated into other 2D systems. Optical spectroscopy suggests the few-layered molecules preserve the temperature-induced spin-crossover sw","authors_text":"Duy Le, Hai-Ping Cheng, John Koptur-Palenchar, Jun Jiang, Michael Shatruk, Miguel Gakiya-Teruya, Rui Zhang, Talat S. Rahman, Xiao-Xiao Zhang, Xuanyuan Jiang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-18T20:09:45Z","title":"Thickness-dependent spin bistable transitions in single-crystalline molecular 2D material"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.10149","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:b5385052f4d425849401df9da3d259964c077cefa8f8638b7e7e5b01a7a56ec2","target":"record","created_at":"2026-07-05T05:15:59Z","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":"09ee7fd9886fdf3b6828ae9856fe98ba96364d1036e51aad09495441bfcd2b6e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2022-03-18T20:09:45Z","title_canon_sha256":"79d7f650f50d11b8ce9259710ba24b6dec4132a36f98e7f3b55f4e78c6f28e4e"},"schema_version":"1.0","source":{"id":"2203.10149","kind":"arxiv","version":1}},"canonical_sha256":"630774b96de973d89e8419b044b883c2fd9981aaf96e9493e086afb0401d3044","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"630774b96de973d89e8419b044b883c2fd9981aaf96e9493e086afb0401d3044","first_computed_at":"2026-07-05T05:15:59.386754Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:15:59.386754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Xuq96GzD6j7R/YhRQthZMTqwoUzuylCE0/O9oAEku9iRegRAQD2zvFm1tP+9Yps9KCEqVQezx9eao+jt4GZgBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:15:59.387322Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.10149","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b5385052f4d425849401df9da3d259964c077cefa8f8638b7e7e5b01a7a56ec2","sha256:c6a7d3781c9a2ab8cb888b95b55877f971b49148697e9f21cfff42789f33d706"],"state_sha256":"3d9e2d904cd4eeb27b758306e7f9252613798c385421cf71dc25ab726ddac8af"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2K9uJ+5aWGvI9TUWZFb6/Vq+Zf/7ui4gLKB64Q0r7V0DW4HXcpESV0chtGvAcJLES6Lc1OeDOYfT0gS/wq0DAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T16:14:57.832384Z","bundle_sha256":"26d98c4ea0acb74e5be3aceca03f645bacd34c61a78bb58092553289eee17124"}}