{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2YWDVMVSS2ZONTYM2NRRLUQGW5","short_pith_number":"pith:2YWDVMVS","canonical_record":{"source":{"id":"1505.02477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-11T03:56:57Z","cross_cats_sorted":[],"title_canon_sha256":"71269bedc095ac155d99e2414f87aea2fc7c8bdafabfbf13d401d5b45576985f","abstract_canon_sha256":"ac6fb0475941724e9b74218b6ea1ba35529ae74e351be4be0b662aee3849d5c8"},"schema_version":"1.0"},"canonical_sha256":"d62c3ab2b296b2e6cf0cd36315d206b757ea2c5e77a2c300534e5a01f0bd340e","source":{"kind":"arxiv","id":"1505.02477","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02477","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02477v1","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02477","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"pith_short_12","alias_value":"2YWDVMVSS2ZO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2YWDVMVSS2ZONTYM","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2YWDVMVS","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2YWDVMVSS2ZONTYM2NRRLUQGW5","target":"record","payload":{"canonical_record":{"source":{"id":"1505.02477","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-11T03:56:57Z","cross_cats_sorted":[],"title_canon_sha256":"71269bedc095ac155d99e2414f87aea2fc7c8bdafabfbf13d401d5b45576985f","abstract_canon_sha256":"ac6fb0475941724e9b74218b6ea1ba35529ae74e351be4be0b662aee3849d5c8"},"schema_version":"1.0"},"canonical_sha256":"d62c3ab2b296b2e6cf0cd36315d206b757ea2c5e77a2c300534e5a01f0bd340e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:18.671270Z","signature_b64":"QeqY9oYr4+kDruXifeYZRQpH/Ai1x9uz90uZ6+VJ6EX1TANxN5nh4EvV1Js3izRS2RVh1TPsuxilxFbouWy+DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d62c3ab2b296b2e6cf0cd36315d206b757ea2c5e77a2c300534e5a01f0bd340e","last_reissued_at":"2026-05-18T02:16:18.670710Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:18.670710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.02477","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":"2026-05-18T02:16:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HgH90Y/Ljj+lEY48tpkhifyTrQl1vR0jPQkF3rkzu6tUlGj28uPYLVY0/+qoQqksBfQyb1kJ9O3t/AvSCGWSBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:50:53.089081Z"},"content_sha256":"7ecf6d0a60b2f904a3d2d6edf7b867cdec514dd8ecf81b383d3fdeb765514452","schema_version":"1.0","event_id":"sha256:7ecf6d0a60b2f904a3d2d6edf7b867cdec514dd8ecf81b383d3fdeb765514452"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2YWDVMVSS2ZONTYM2NRRLUQGW5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-efficient thermoelectric materials: The case of orthorhombic IV-VI compounds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Guangqian Ding, Guoying Gao, Kailun Yao","submitted_at":"2015-05-11T03:56:57Z","abstract_excerpt":"Improving the thermoelectric efficiency is one of the greatest challenges in materials science. The recent discovery of excellent thermoelectric performance in simple orthorhombic SnSe crystal offers new promise in this prospect [Zhao et al. Nature 508, 373 (2014)]. By calculating the thermoelectric properties of orthorhombic IV-VI compounds GeS,GeSe,SnS,and SnSe based on the first-principles combined with the Boltzmann transport theory, we show that the Seebeck coefficient, electrical conductivity, and thermal conductivity of orthorhombic SnSe are in agreement with the recent experiment. Impo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02477","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":"2026-05-18T02:16:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+JCSZYccsTAmjyWx9CNji8QhVy9UDTxWMTB8ypxAes2omFFlkwwczr7flVHH6w7wEewYGERJkBLg5SGOry/LAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T08:50:53.089524Z"},"content_sha256":"dbd612cc8cab78f2fad8082356e4f7d51341b8e499b71482f646fa68bc0e595d","schema_version":"1.0","event_id":"sha256:dbd612cc8cab78f2fad8082356e4f7d51341b8e499b71482f646fa68bc0e595d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/bundle.json","state_url":"https://pith.science/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/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":"2026-05-25T08:50:53Z","links":{"resolver":"https://pith.science/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5","bundle":"https://pith.science/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/bundle.json","state":"https://pith.science/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2YWDVMVSS2ZONTYM2NRRLUQGW5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2YWDVMVSS2ZONTYM2NRRLUQGW5","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":"ac6fb0475941724e9b74218b6ea1ba35529ae74e351be4be0b662aee3849d5c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-11T03:56:57Z","title_canon_sha256":"71269bedc095ac155d99e2414f87aea2fc7c8bdafabfbf13d401d5b45576985f"},"schema_version":"1.0","source":{"id":"1505.02477","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.02477","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"arxiv_version","alias_value":"1505.02477v1","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.02477","created_at":"2026-05-18T02:16:18Z"},{"alias_kind":"pith_short_12","alias_value":"2YWDVMVSS2ZO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2YWDVMVSS2ZONTYM","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2YWDVMVS","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:dbd612cc8cab78f2fad8082356e4f7d51341b8e499b71482f646fa68bc0e595d","target":"graph","created_at":"2026-05-18T02:16:18Z","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":"Improving the thermoelectric efficiency is one of the greatest challenges in materials science. The recent discovery of excellent thermoelectric performance in simple orthorhombic SnSe crystal offers new promise in this prospect [Zhao et al. Nature 508, 373 (2014)]. By calculating the thermoelectric properties of orthorhombic IV-VI compounds GeS,GeSe,SnS,and SnSe based on the first-principles combined with the Boltzmann transport theory, we show that the Seebeck coefficient, electrical conductivity, and thermal conductivity of orthorhombic SnSe are in agreement with the recent experiment. Impo","authors_text":"Guangqian Ding, Guoying Gao, Kailun Yao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-11T03:56:57Z","title":"High-efficient thermoelectric materials: The case of orthorhombic IV-VI compounds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.02477","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":"sha256:7ecf6d0a60b2f904a3d2d6edf7b867cdec514dd8ecf81b383d3fdeb765514452","target":"record","created_at":"2026-05-18T02:16:18Z","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":"ac6fb0475941724e9b74218b6ea1ba35529ae74e351be4be0b662aee3849d5c8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-05-11T03:56:57Z","title_canon_sha256":"71269bedc095ac155d99e2414f87aea2fc7c8bdafabfbf13d401d5b45576985f"},"schema_version":"1.0","source":{"id":"1505.02477","kind":"arxiv","version":1}},"canonical_sha256":"d62c3ab2b296b2e6cf0cd36315d206b757ea2c5e77a2c300534e5a01f0bd340e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d62c3ab2b296b2e6cf0cd36315d206b757ea2c5e77a2c300534e5a01f0bd340e","first_computed_at":"2026-05-18T02:16:18.670710Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:18.670710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QeqY9oYr4+kDruXifeYZRQpH/Ai1x9uz90uZ6+VJ6EX1TANxN5nh4EvV1Js3izRS2RVh1TPsuxilxFbouWy+DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:18.671270Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.02477","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ecf6d0a60b2f904a3d2d6edf7b867cdec514dd8ecf81b383d3fdeb765514452","sha256:dbd612cc8cab78f2fad8082356e4f7d51341b8e499b71482f646fa68bc0e595d"],"state_sha256":"514884e2e61928113b64f7b5f0a83d0ddb95ad14ae924258ae0a49bfa1bf3808"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2CeUYWHOlWaH90kQx1RcjXlPGRtVarQk8tpPk61Iqx93rOsFK9TgBhlLbdilR9VogKqUaqDf5kAxIsjlVBK2Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T08:50:53.092330Z","bundle_sha256":"3506cfbb9362158073d8030b978b487b31c3f6c52b6ec5449540e13b768c1707"}}