{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:MEUVJAPV5TEDPFRSF6SXIBTIFS","short_pith_number":"pith:MEUVJAPV","canonical_record":{"source":{"id":"2207.05944","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-13T03:49:09Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6cf0ab8cda3c23503abc9571c1281828dfb767edaec3d2ec4433a02949aca80b","abstract_canon_sha256":"fc014e7aeb67c918be2c5d12d0a7069e71fade1befe3b43ae359e3dd8e3e4daf"},"schema_version":"1.0"},"canonical_sha256":"61295481f5ecc83796322fa57406682cb59f1229b317e2f5f98708bb7d0667ba","source":{"kind":"arxiv","id":"2207.05944","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05944","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05944v1","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05944","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_12","alias_value":"MEUVJAPV5TED","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_16","alias_value":"MEUVJAPV5TEDPFRS","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_8","alias_value":"MEUVJAPV","created_at":"2026-07-05T06:52:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:MEUVJAPV5TEDPFRSF6SXIBTIFS","target":"record","payload":{"canonical_record":{"source":{"id":"2207.05944","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-13T03:49:09Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"6cf0ab8cda3c23503abc9571c1281828dfb767edaec3d2ec4433a02949aca80b","abstract_canon_sha256":"fc014e7aeb67c918be2c5d12d0a7069e71fade1befe3b43ae359e3dd8e3e4daf"},"schema_version":"1.0"},"canonical_sha256":"61295481f5ecc83796322fa57406682cb59f1229b317e2f5f98708bb7d0667ba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:52:00.219950Z","signature_b64":"MX5nitvjyVVgFvihKMhjTnKg6xFjVl4MFwxwkdHB7Oc26K+xe10lV4sxuBpDePni65r1U7gvNPK0Ogcjv65YDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"61295481f5ecc83796322fa57406682cb59f1229b317e2f5f98708bb7d0667ba","last_reissued_at":"2026-07-05T06:52:00.219417Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:52:00.219417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2207.05944","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":"2026-07-05T06:52:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ksEftdXvPQ4KeiJ99IolBCC2T94jfVq8Z+H9wTGMMfeq+tBBb8l+Y5Mr33gKM48PXXYhGYnP3AouRsqEoJ5HCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:37:22.710381Z"},"content_sha256":"d6c39779f8bbdbb8dc7ef1b368453494a914fa28f5163f246859ed8f5dedf96b","schema_version":"1.0","event_id":"sha256:d6c39779f8bbdbb8dc7ef1b368453494a914fa28f5163f246859ed8f5dedf96b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:MEUVJAPV5TEDPFRSF6SXIBTIFS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wafer-scale epitaxial growth of the thickness-controllable van der Waals ferromagnet CrTe2 for reliable magnetic memory applications","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Baoshan Cui, Cheng Song, Dirk Backes, Fan Wu, Gang Li, Gerrit van der Laan, Guoqiang Yu, Junwei Zhang, Lei Gao, Liyang Liao, Meixiao Wang, Peng Chen, Puyang Huang, Qi Yao, Thorsten Hesjedal, Xinqi Liu, Xufeng Kou, Yong Peng, Yuchen Ji, Yulin Chen, Yumeng Yang, Yunyouyou Xia, Zhongkai Liu","submitted_at":"2022-07-13T03:49:09Z","abstract_excerpt":"To harness the intriguing properties of two-dimensional van der Waals (vdW) ferromagnets (FMs) for versatile applications, the key challenge lies in the reliable material synthesis for scalable device production. Here, we demonstrate the epitaxial growth of single-crystalline 1T-CrTe2 thin films on 2-inch sapphire substrates. Benefiting from the uniform surface energy of the dangling bond-free Al2O3(0001) surface, the layer-by-layer vdW growth mode is observed right from the initial growth stage, which warrants precise control of the sample thickness and atomically smooth surface morphology ac"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05944","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/2207.05944/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":"2026-07-05T06:52:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CaJ7ydA7az2VQOF0DbAls1dS+1mQ59gbdO1RucUMeKsHvUgt/wsgYtvCAnhTiPrjt8bVbhgDPRfc9GMRWBXzCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:37:22.710757Z"},"content_sha256":"1eca845a74bfc3c0ca630761e2320c4a2500675d1cf6ceea5abf1c37a1852754","schema_version":"1.0","event_id":"sha256:1eca845a74bfc3c0ca630761e2320c4a2500675d1cf6ceea5abf1c37a1852754"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/bundle.json","state_url":"https://pith.science/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/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":"2026-07-07T08:37:22Z","links":{"resolver":"https://pith.science/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS","bundle":"https://pith.science/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/bundle.json","state":"https://pith.science/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MEUVJAPV5TEDPFRSF6SXIBTIFS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:MEUVJAPV5TEDPFRSF6SXIBTIFS","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":"fc014e7aeb67c918be2c5d12d0a7069e71fade1befe3b43ae359e3dd8e3e4daf","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-13T03:49:09Z","title_canon_sha256":"6cf0ab8cda3c23503abc9571c1281828dfb767edaec3d2ec4433a02949aca80b"},"schema_version":"1.0","source":{"id":"2207.05944","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2207.05944","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"arxiv_version","alias_value":"2207.05944v1","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2207.05944","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_12","alias_value":"MEUVJAPV5TED","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_16","alias_value":"MEUVJAPV5TEDPFRS","created_at":"2026-07-05T06:52:00Z"},{"alias_kind":"pith_short_8","alias_value":"MEUVJAPV","created_at":"2026-07-05T06:52:00Z"}],"graph_snapshots":[{"event_id":"sha256:1eca845a74bfc3c0ca630761e2320c4a2500675d1cf6ceea5abf1c37a1852754","target":"graph","created_at":"2026-07-05T06:52:00Z","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/2207.05944/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To harness the intriguing properties of two-dimensional van der Waals (vdW) ferromagnets (FMs) for versatile applications, the key challenge lies in the reliable material synthesis for scalable device production. Here, we demonstrate the epitaxial growth of single-crystalline 1T-CrTe2 thin films on 2-inch sapphire substrates. Benefiting from the uniform surface energy of the dangling bond-free Al2O3(0001) surface, the layer-by-layer vdW growth mode is observed right from the initial growth stage, which warrants precise control of the sample thickness and atomically smooth surface morphology ac","authors_text":"Baoshan Cui, Cheng Song, Dirk Backes, Fan Wu, Gang Li, Gerrit van der Laan, Guoqiang Yu, Junwei Zhang, Lei Gao, Liyang Liao, Meixiao Wang, Peng Chen, Puyang Huang, Qi Yao, Thorsten Hesjedal, Xinqi Liu, Xufeng Kou, Yong Peng, Yuchen Ji, Yulin Chen, Yumeng Yang, Yunyouyou Xia, Zhongkai Liu","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-13T03:49:09Z","title":"Wafer-scale epitaxial growth of the thickness-controllable van der Waals ferromagnet CrTe2 for reliable magnetic memory applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2207.05944","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:d6c39779f8bbdbb8dc7ef1b368453494a914fa28f5163f246859ed8f5dedf96b","target":"record","created_at":"2026-07-05T06:52:00Z","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":"fc014e7aeb67c918be2c5d12d0a7069e71fade1befe3b43ae359e3dd8e3e4daf","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2022-07-13T03:49:09Z","title_canon_sha256":"6cf0ab8cda3c23503abc9571c1281828dfb767edaec3d2ec4433a02949aca80b"},"schema_version":"1.0","source":{"id":"2207.05944","kind":"arxiv","version":1}},"canonical_sha256":"61295481f5ecc83796322fa57406682cb59f1229b317e2f5f98708bb7d0667ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"61295481f5ecc83796322fa57406682cb59f1229b317e2f5f98708bb7d0667ba","first_computed_at":"2026-07-05T06:52:00.219417Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:52:00.219417Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MX5nitvjyVVgFvihKMhjTnKg6xFjVl4MFwxwkdHB7Oc26K+xe10lV4sxuBpDePni65r1U7gvNPK0Ogcjv65YDg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:52:00.219950Z","signed_message":"canonical_sha256_bytes"},"source_id":"2207.05944","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6c39779f8bbdbb8dc7ef1b368453494a914fa28f5163f246859ed8f5dedf96b","sha256:1eca845a74bfc3c0ca630761e2320c4a2500675d1cf6ceea5abf1c37a1852754"],"state_sha256":"ce179c1c4a5c3214ab55a8d58cb24d252a4a982ab84bfe2bc8a8b5bf480c943f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wtpz9kS0ZEwFjEuNh5c5Lcru/EWrLkhD/YavCKtpXsdYYRuG7thHhBunuoWDvw9F4NKMi2R8DWfyEHS86C5pBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T08:37:22.712687Z","bundle_sha256":"d40b3c6fed330c25388c64191cc92c1f1093cdec9e6214ba8c11a0d8e3fa6cba"}}