{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:4Z5QC4G67NBO6TXR3ZSTQ3K4EA","short_pith_number":"pith:4Z5QC4G6","canonical_record":{"source":{"id":"1905.04481","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-11T09:05:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"aac413249ab6ebaaeccedbc84b013aadf9a567b288e426dea0879923baf5f167","abstract_canon_sha256":"ee586aa29fa976168ad42bb59c84d5e88f16768b0673fac9ffd18f680d7b0b05"},"schema_version":"1.0"},"canonical_sha256":"e67b0170defb42ef4ef1de65386d5c2003131d3872108990dc60cd248e3f9ffd","source":{"kind":"arxiv","id":"1905.04481","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.04481","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"arxiv_version","alias_value":"1905.04481v1","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.04481","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"pith_short_12","alias_value":"4Z5QC4G67NBO","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"4Z5QC4G67NBO6TXR","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"4Z5QC4G6","created_at":"2026-05-18T12:33:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:4Z5QC4G67NBO6TXR3ZSTQ3K4EA","target":"record","payload":{"canonical_record":{"source":{"id":"1905.04481","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-11T09:05:13Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"aac413249ab6ebaaeccedbc84b013aadf9a567b288e426dea0879923baf5f167","abstract_canon_sha256":"ee586aa29fa976168ad42bb59c84d5e88f16768b0673fac9ffd18f680d7b0b05"},"schema_version":"1.0"},"canonical_sha256":"e67b0170defb42ef4ef1de65386d5c2003131d3872108990dc60cd248e3f9ffd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:51.530899Z","signature_b64":"jblu9vrD12NS4ir/vjwLHvR0EpfLltnzOFrQA+Asiq1ew1G8Kysts+onHFKKzc10C+0VRZwD6ixt9HGlYJkXCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e67b0170defb42ef4ef1de65386d5c2003131d3872108990dc60cd248e3f9ffd","last_reissued_at":"2026-05-17T23:45:51.530358Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:51.530358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1905.04481","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":"2026-05-17T23:45:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S23I1dBEMuUJGMKV99p3kbNu3NezzzbO2Tz8fUUMjOjmh+MvDHytdQbwWETJHDN3qQjOJyDAkaf/xHn4iQ/gAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:24:59.969733Z"},"content_sha256":"aefa6e86f0334f1d03dc38ac8c10e36d0e3666733eb95025f4abac9b3c581490","schema_version":"1.0","event_id":"sha256:aefa6e86f0334f1d03dc38ac8c10e36d0e3666733eb95025f4abac9b3c581490"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:4Z5QC4G67NBO6TXR3ZSTQ3K4EA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anisotropic thermal expansion and thermomechanic properties of monolayer $\\beta$-Te","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Gang Liu, Jie Ren, Zhibin Gao","submitted_at":"2019-05-11T09:05:13Z","abstract_excerpt":"Recently, $\\beta$-Te (atomically 2D tellurium) with rectangular crystal structure has been synthesized successfully on highly oriented pyrolytic graphite substrates by using molecular beam epitaxy. It has been found possessing remarkable properties such as ultralow lattice thermal conductivity and high thermoelectric efficiency. Based on the first-principles calculations, we study the thermal expansion and thermomechanic properties of the experimental phase monolayer $\\beta$-Te, using quasiharmonic approach. It is found $\\beta$-Te shows large positive thermal expansion at elevated temperature,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.04481","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":"2026-05-17T23:45:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G8N281CSV2J5CCNSSh2UqVMc64xzcKOkndSIM//e8b7ahD35q7LE4q5RvgKUTvG99T7IXA2euz0z82/c4wkpCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T05:24:59.970406Z"},"content_sha256":"4b7b0a782227c157f6dcaf854297fb2acec68606b340e698fa9c6fbff1a21ce9","schema_version":"1.0","event_id":"sha256:4b7b0a782227c157f6dcaf854297fb2acec68606b340e698fa9c6fbff1a21ce9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/bundle.json","state_url":"https://pith.science/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/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":"2026-06-05T05:24:59Z","links":{"resolver":"https://pith.science/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA","bundle":"https://pith.science/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/bundle.json","state":"https://pith.science/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4Z5QC4G67NBO6TXR3ZSTQ3K4EA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:4Z5QC4G67NBO6TXR3ZSTQ3K4EA","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":"ee586aa29fa976168ad42bb59c84d5e88f16768b0673fac9ffd18f680d7b0b05","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-11T09:05:13Z","title_canon_sha256":"aac413249ab6ebaaeccedbc84b013aadf9a567b288e426dea0879923baf5f167"},"schema_version":"1.0","source":{"id":"1905.04481","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.04481","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"arxiv_version","alias_value":"1905.04481v1","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.04481","created_at":"2026-05-17T23:45:51Z"},{"alias_kind":"pith_short_12","alias_value":"4Z5QC4G67NBO","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_16","alias_value":"4Z5QC4G67NBO6TXR","created_at":"2026-05-18T12:33:10Z"},{"alias_kind":"pith_short_8","alias_value":"4Z5QC4G6","created_at":"2026-05-18T12:33:10Z"}],"graph_snapshots":[{"event_id":"sha256:4b7b0a782227c157f6dcaf854297fb2acec68606b340e698fa9c6fbff1a21ce9","target":"graph","created_at":"2026-05-17T23:45:51Z","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":"Recently, $\\beta$-Te (atomically 2D tellurium) with rectangular crystal structure has been synthesized successfully on highly oriented pyrolytic graphite substrates by using molecular beam epitaxy. It has been found possessing remarkable properties such as ultralow lattice thermal conductivity and high thermoelectric efficiency. Based on the first-principles calculations, we study the thermal expansion and thermomechanic properties of the experimental phase monolayer $\\beta$-Te, using quasiharmonic approach. It is found $\\beta$-Te shows large positive thermal expansion at elevated temperature,","authors_text":"Gang Liu, Jie Ren, Zhibin Gao","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-11T09:05:13Z","title":"Anisotropic thermal expansion and thermomechanic properties of monolayer $\\beta$-Te"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.04481","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:aefa6e86f0334f1d03dc38ac8c10e36d0e3666733eb95025f4abac9b3c581490","target":"record","created_at":"2026-05-17T23:45:51Z","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":"ee586aa29fa976168ad42bb59c84d5e88f16768b0673fac9ffd18f680d7b0b05","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2019-05-11T09:05:13Z","title_canon_sha256":"aac413249ab6ebaaeccedbc84b013aadf9a567b288e426dea0879923baf5f167"},"schema_version":"1.0","source":{"id":"1905.04481","kind":"arxiv","version":1}},"canonical_sha256":"e67b0170defb42ef4ef1de65386d5c2003131d3872108990dc60cd248e3f9ffd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e67b0170defb42ef4ef1de65386d5c2003131d3872108990dc60cd248e3f9ffd","first_computed_at":"2026-05-17T23:45:51.530358Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:51.530358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jblu9vrD12NS4ir/vjwLHvR0EpfLltnzOFrQA+Asiq1ew1G8Kysts+onHFKKzc10C+0VRZwD6ixt9HGlYJkXCg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:51.530899Z","signed_message":"canonical_sha256_bytes"},"source_id":"1905.04481","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aefa6e86f0334f1d03dc38ac8c10e36d0e3666733eb95025f4abac9b3c581490","sha256:4b7b0a782227c157f6dcaf854297fb2acec68606b340e698fa9c6fbff1a21ce9"],"state_sha256":"b924b7096aa77df9a65eb2be0f09c06717d9b36485885ba04f3ce6a1bf96a0fa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gGkPppMc7WMl4rf8L1xmANy1dBdBinqFCHSWnyLHZyZs6xoEci6L1YvUS3NQ6dFrwZEKsU5f2ZesI5RdFS7sDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T05:24:59.974311Z","bundle_sha256":"cbf7f9bd66c3eb379485ffd3bb1a17cca306638cdf14435f8f6be4e70191aff0"}}