{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:KYOHGG2WL7ATWD5ED5IUT6NZ5D","short_pith_number":"pith:KYOHGG2W","canonical_record":{"source":{"id":"1309.4898","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-19T09:01:59Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8f1e391bf4f8fd7e8d47d1974f6853fe646b1c0b6f56369697c382fc28d2d79e","abstract_canon_sha256":"521961d2d6f2d432235c271ede0fd6f52c46e8c5f6d23fda8309caf483998c45"},"schema_version":"1.0"},"canonical_sha256":"561c731b565fc13b0fa41f5149f9b9e8fb84836be319dc8e0f7654718b18489c","source":{"kind":"arxiv","id":"1309.4898","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4898","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4898v1","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4898","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"pith_short_12","alias_value":"KYOHGG2WL7AT","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KYOHGG2WL7ATWD5E","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KYOHGG2W","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:KYOHGG2WL7ATWD5ED5IUT6NZ5D","target":"record","payload":{"canonical_record":{"source":{"id":"1309.4898","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-19T09:01:59Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"8f1e391bf4f8fd7e8d47d1974f6853fe646b1c0b6f56369697c382fc28d2d79e","abstract_canon_sha256":"521961d2d6f2d432235c271ede0fd6f52c46e8c5f6d23fda8309caf483998c45"},"schema_version":"1.0"},"canonical_sha256":"561c731b565fc13b0fa41f5149f9b9e8fb84836be319dc8e0f7654718b18489c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:35.577791Z","signature_b64":"ZhNyqVbJ+t0I3X5JktV+pKRJJVnD2D3O8S0KaSo9Px/wcV2pdG+jR2oIF1KdcSW2+omZsHfIPZi9sznxXATvBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"561c731b565fc13b0fa41f5149f9b9e8fb84836be319dc8e0f7654718b18489c","last_reissued_at":"2026-05-18T01:47:35.577152Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:35.577152Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.4898","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":"2026-05-18T01:47:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZbBYFPoDuNq71vFQj9SAIPrywOLfR974EWJfUQfsrvAkXlh8fjJ5iLrY6SRsp8QnSUi24WTxbggsXWNs30ZsBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:28:33.480491Z"},"content_sha256":"8a9d57d86e98054847816ad83ca17895a94e2f97f2d62032efc8141310bb0aba","schema_version":"1.0","event_id":"sha256:8a9d57d86e98054847816ad83ca17895a94e2f97f2d62032efc8141310bb0aba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:KYOHGG2WL7ATWD5ED5IUT6NZ5D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Extreme Low Thermal Conductivity in Nanoscale 3D Si Phononic Crystal with Spherical Pores","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Baowen Li, Lina Yang, Nuo Yang","submitted_at":"2013-09-19T09:01:59Z","abstract_excerpt":"Thermoelectric material provides a high hope for converting harmful and useless heat into useful energy, electricity. It can also be used as solid state Peltier coolers in integrated circuits, an outstanding challenge for electronic engineers. The desire for a high efficient thermoelectric material has never been so keen. Although many works have been done, we are still far from having a recipe for thermoelectric materials. Nano-structuring provides an effective way to increase figure of merit (ZT) by reducing the thermal conductivity without affecting electronic property.1 Here, we propose a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4898","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":"2026-05-18T01:47:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"byKTKt+qd6s4dWL4tVJb3E/ipFyqWjxxj4YChz8sWEuhTvnO4qpbpLKA7OUP63VLo1W7Uyzcyzq30ZE+NzFfCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:28:33.481162Z"},"content_sha256":"18b2f2bb32bdaf0588f4e4801e6a85617f92e0bf2bc7cdb34af4452e9a076315","schema_version":"1.0","event_id":"sha256:18b2f2bb32bdaf0588f4e4801e6a85617f92e0bf2bc7cdb34af4452e9a076315"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/bundle.json","state_url":"https://pith.science/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/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":"2026-05-30T22:28:33Z","links":{"resolver":"https://pith.science/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D","bundle":"https://pith.science/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/bundle.json","state":"https://pith.science/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KYOHGG2WL7ATWD5ED5IUT6NZ5D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:KYOHGG2WL7ATWD5ED5IUT6NZ5D","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":"521961d2d6f2d432235c271ede0fd6f52c46e8c5f6d23fda8309caf483998c45","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-19T09:01:59Z","title_canon_sha256":"8f1e391bf4f8fd7e8d47d1974f6853fe646b1c0b6f56369697c382fc28d2d79e"},"schema_version":"1.0","source":{"id":"1309.4898","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4898","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4898v1","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4898","created_at":"2026-05-18T01:47:35Z"},{"alias_kind":"pith_short_12","alias_value":"KYOHGG2WL7AT","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KYOHGG2WL7ATWD5E","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KYOHGG2W","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:18b2f2bb32bdaf0588f4e4801e6a85617f92e0bf2bc7cdb34af4452e9a076315","target":"graph","created_at":"2026-05-18T01:47:35Z","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":"Thermoelectric material provides a high hope for converting harmful and useless heat into useful energy, electricity. It can also be used as solid state Peltier coolers in integrated circuits, an outstanding challenge for electronic engineers. The desire for a high efficient thermoelectric material has never been so keen. Although many works have been done, we are still far from having a recipe for thermoelectric materials. Nano-structuring provides an effective way to increase figure of merit (ZT) by reducing the thermal conductivity without affecting electronic property.1 Here, we propose a ","authors_text":"Baowen Li, Lina Yang, Nuo Yang","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-19T09:01:59Z","title":"Extreme Low Thermal Conductivity in Nanoscale 3D Si Phononic Crystal with Spherical Pores"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4898","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":"sha256:8a9d57d86e98054847816ad83ca17895a94e2f97f2d62032efc8141310bb0aba","target":"record","created_at":"2026-05-18T01:47:35Z","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":"521961d2d6f2d432235c271ede0fd6f52c46e8c5f6d23fda8309caf483998c45","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2013-09-19T09:01:59Z","title_canon_sha256":"8f1e391bf4f8fd7e8d47d1974f6853fe646b1c0b6f56369697c382fc28d2d79e"},"schema_version":"1.0","source":{"id":"1309.4898","kind":"arxiv","version":1}},"canonical_sha256":"561c731b565fc13b0fa41f5149f9b9e8fb84836be319dc8e0f7654718b18489c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"561c731b565fc13b0fa41f5149f9b9e8fb84836be319dc8e0f7654718b18489c","first_computed_at":"2026-05-18T01:47:35.577152Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:35.577152Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZhNyqVbJ+t0I3X5JktV+pKRJJVnD2D3O8S0KaSo9Px/wcV2pdG+jR2oIF1KdcSW2+omZsHfIPZi9sznxXATvBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:35.577791Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.4898","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a9d57d86e98054847816ad83ca17895a94e2f97f2d62032efc8141310bb0aba","sha256:18b2f2bb32bdaf0588f4e4801e6a85617f92e0bf2bc7cdb34af4452e9a076315"],"state_sha256":"dcafde13a38597aa1d6336a19b38bf8cb4b829a676a6014a63e94109da7f6f95"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5tedkzyNQ72qfZkxU/J8qJZb6Gqy6fJiEmIkdsM2iVwp9snNiJCu01Yzv3mMQXWGS9HZYHog3A9PcFHJPRg5DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T22:28:33.484600Z","bundle_sha256":"934acf847546c455fa5e1f366026654fc2a6e7bc47dd38d934bb78b19487bd54"}}