{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:AMLE5LI7HRUJ7IR6Y4KCOKKK7X","short_pith_number":"pith:AMLE5LI7","canonical_record":{"source":{"id":"1412.5723","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-18T05:35:02Z","cross_cats_sorted":[],"title_canon_sha256":"463cabf8166257cce4764fb309828225563c082683794c5fba048c8e599b2447","abstract_canon_sha256":"2bd19fd278945fa8d79db54dac39f857f51cdbb33af6519c3f65b893a1d28c62"},"schema_version":"1.0"},"canonical_sha256":"03164ead1f3c689fa23ec71427294afdf5d4f49c4b6964ddf167cb737c7777e4","source":{"kind":"arxiv","id":"1412.5723","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5723","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5723v2","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5723","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"pith_short_12","alias_value":"AMLE5LI7HRUJ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AMLE5LI7HRUJ7IR6","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AMLE5LI7","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:AMLE5LI7HRUJ7IR6Y4KCOKKK7X","target":"record","payload":{"canonical_record":{"source":{"id":"1412.5723","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-18T05:35:02Z","cross_cats_sorted":[],"title_canon_sha256":"463cabf8166257cce4764fb309828225563c082683794c5fba048c8e599b2447","abstract_canon_sha256":"2bd19fd278945fa8d79db54dac39f857f51cdbb33af6519c3f65b893a1d28c62"},"schema_version":"1.0"},"canonical_sha256":"03164ead1f3c689fa23ec71427294afdf5d4f49c4b6964ddf167cb737c7777e4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:25:33.785221Z","signature_b64":"5suweGExOJeT0vUaa4feQzp5ctVEtsmSdjEtSFHtyKU5s3LN3MKCAhIpse2FVOJNjpY9MWFOLEMb6UR0WJOvDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"03164ead1f3c689fa23ec71427294afdf5d4f49c4b6964ddf167cb737c7777e4","last_reissued_at":"2026-05-18T02:25:33.784763Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:25:33.784763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.5723","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:25:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Agst+Z3wt4JY0tajLsJCQgDI4YE3Qpu63RfJC6yNsctwBmxSshUPfJnBkZtXQCXU58YVTQBPwOX/m/vTCoH2AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:32:41.398190Z"},"content_sha256":"6c6c34b45e9a64f0e820e24c021c954d86e50cde5209320f59ca0bcf2273d166","schema_version":"1.0","event_id":"sha256:6c6c34b45e9a64f0e820e24c021c954d86e50cde5209320f59ca0bcf2273d166"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:AMLE5LI7HRUJ7IR6Y4KCOKKK7X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impact of Rattlers on Thermal Conductivity of a Thermoelectric Clathrate: A First-Principles Study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Shinji Tsuneyuki, Terumasa Tadano, Yoshihiro Gohda","submitted_at":"2014-12-18T05:35:02Z","abstract_excerpt":"We investigate the role of rattling guest atoms on the lattice thermal-conductivity of a type-I clathrate Ba$_{8}$Ga$_{16}$Ge$_{30}$ by first-principles lattice dynamics. Comparing phonon properties of filled and empty clathrates, we show that rattlers cause 10-fold reductions in the relaxation time of phonons by increasing the phonon-phonon scattering probability. Contrary to the resonant scattering scenario, the reduction in the relaxation time occurs in a wide frequency range, which is crucial for explaining unusually low thermal-conductivities of clathrates. We also find that the impact of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5723","kind":"arxiv","version":2},"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":"2026-05-18T02:25:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y49FFFoQOXfpXj+9T39QOyc3z1TNxYqf4HXF4RB0hwf531XbtMA9Rn1DAS1wcGBhV/nwmXHcRusdxmAd+QXkAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:32:41.398557Z"},"content_sha256":"2ee8f3e59c5c4a0eecf99d2f8c44333c3a5bb46e13a2b7362f994677f011d9ae","schema_version":"1.0","event_id":"sha256:2ee8f3e59c5c4a0eecf99d2f8c44333c3a5bb46e13a2b7362f994677f011d9ae"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/bundle.json","state_url":"https://pith.science/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/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":"2026-05-31T01:32:41Z","links":{"resolver":"https://pith.science/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X","bundle":"https://pith.science/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/bundle.json","state":"https://pith.science/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AMLE5LI7HRUJ7IR6Y4KCOKKK7X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AMLE5LI7HRUJ7IR6Y4KCOKKK7X","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":"2bd19fd278945fa8d79db54dac39f857f51cdbb33af6519c3f65b893a1d28c62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-18T05:35:02Z","title_canon_sha256":"463cabf8166257cce4764fb309828225563c082683794c5fba048c8e599b2447"},"schema_version":"1.0","source":{"id":"1412.5723","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5723","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5723v2","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5723","created_at":"2026-05-18T02:25:33Z"},{"alias_kind":"pith_short_12","alias_value":"AMLE5LI7HRUJ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AMLE5LI7HRUJ7IR6","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AMLE5LI7","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:2ee8f3e59c5c4a0eecf99d2f8c44333c3a5bb46e13a2b7362f994677f011d9ae","target":"graph","created_at":"2026-05-18T02:25:33Z","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":"We investigate the role of rattling guest atoms on the lattice thermal-conductivity of a type-I clathrate Ba$_{8}$Ga$_{16}$Ge$_{30}$ by first-principles lattice dynamics. Comparing phonon properties of filled and empty clathrates, we show that rattlers cause 10-fold reductions in the relaxation time of phonons by increasing the phonon-phonon scattering probability. Contrary to the resonant scattering scenario, the reduction in the relaxation time occurs in a wide frequency range, which is crucial for explaining unusually low thermal-conductivities of clathrates. We also find that the impact of","authors_text":"Shinji Tsuneyuki, Terumasa Tadano, Yoshihiro Gohda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-18T05:35:02Z","title":"Impact of Rattlers on Thermal Conductivity of a Thermoelectric Clathrate: A First-Principles Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5723","kind":"arxiv","version":2},"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":"sha256:6c6c34b45e9a64f0e820e24c021c954d86e50cde5209320f59ca0bcf2273d166","target":"record","created_at":"2026-05-18T02:25:33Z","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":"2bd19fd278945fa8d79db54dac39f857f51cdbb33af6519c3f65b893a1d28c62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2014-12-18T05:35:02Z","title_canon_sha256":"463cabf8166257cce4764fb309828225563c082683794c5fba048c8e599b2447"},"schema_version":"1.0","source":{"id":"1412.5723","kind":"arxiv","version":2}},"canonical_sha256":"03164ead1f3c689fa23ec71427294afdf5d4f49c4b6964ddf167cb737c7777e4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"03164ead1f3c689fa23ec71427294afdf5d4f49c4b6964ddf167cb737c7777e4","first_computed_at":"2026-05-18T02:25:33.784763Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:25:33.784763Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5suweGExOJeT0vUaa4feQzp5ctVEtsmSdjEtSFHtyKU5s3LN3MKCAhIpse2FVOJNjpY9MWFOLEMb6UR0WJOvDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:25:33.785221Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.5723","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6c6c34b45e9a64f0e820e24c021c954d86e50cde5209320f59ca0bcf2273d166","sha256:2ee8f3e59c5c4a0eecf99d2f8c44333c3a5bb46e13a2b7362f994677f011d9ae"],"state_sha256":"b8fa3eeb60f4fb51d516514198384e1363164495cabe1e731b81763367222670"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Xi+kMaNNZI73L1qgyynTVlPiHcStIDzvf6f5iwKG8MGFsF8MQ6JRuRCiAGjbN5T+1LseFtr/MfquvRnDvtSWDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T01:32:41.400601Z","bundle_sha256":"c94a83c2be8ff7980955ef56b4e78e4612d3d49c72a0d6d0f0a2148dc5ad1763"}}