{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:FC2HQYEBN45UKRWZYPW5TWD6HH","short_pith_number":"pith:FC2HQYEB","canonical_record":{"source":{"id":"2502.03114","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-05T12:17:38Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"e5ca6cc8aea20f2f33b2db4dda88966bea2bd6b2b2291929ae096fcc94bca129","abstract_canon_sha256":"29f8478a9b86b993094d12f15827ede59b3f2d37385a71bcc62408095eda6458"},"schema_version":"1.0"},"canonical_sha256":"28b47860816f3b4546d9c3edd9d87e39f036586e0955f121d4d2f16db803bf7e","source":{"kind":"arxiv","id":"2502.03114","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.03114","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"arxiv_version","alias_value":"2502.03114v1","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03114","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_12","alias_value":"FC2HQYEBN45U","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_16","alias_value":"FC2HQYEBN45UKRWZ","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_8","alias_value":"FC2HQYEB","created_at":"2026-07-05T10:09:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:FC2HQYEBN45UKRWZYPW5TWD6HH","target":"record","payload":{"canonical_record":{"source":{"id":"2502.03114","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-05T12:17:38Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"e5ca6cc8aea20f2f33b2db4dda88966bea2bd6b2b2291929ae096fcc94bca129","abstract_canon_sha256":"29f8478a9b86b993094d12f15827ede59b3f2d37385a71bcc62408095eda6458"},"schema_version":"1.0"},"canonical_sha256":"28b47860816f3b4546d9c3edd9d87e39f036586e0955f121d4d2f16db803bf7e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:09:59.956982Z","signature_b64":"cbpufbLT/RgK5kykZyppBzQwJRVDt7gVOhr8E/AMHf80XsCzI7mwdSkxeZ/s4Gdj7tUGPOrEd/v42zGu93anDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28b47860816f3b4546d9c3edd9d87e39f036586e0955f121d4d2f16db803bf7e","last_reissued_at":"2026-07-05T10:09:59.956496Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:09:59.956496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.03114","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":"2026-07-05T10:09:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E1D+a0awSQ+8uh4Avagc7e87UTeJTDcqMrY8AuPhT4qNozznPjCCvR7wwMZmw5Qxd0P0dp7uuFNVCCpfAQvPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T06:02:58.382167Z"},"content_sha256":"5dd6e96000e0a2d78da96639dc11d296fa87eca5e2b14d3cd3a71e74ff5afa61","schema_version":"1.0","event_id":"sha256:5dd6e96000e0a2d78da96639dc11d296fa87eca5e2b14d3cd3a71e74ff5afa61"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:FC2HQYEBN45UKRWZYPW5TWD6HH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thermal transport of amorphous hafnia across the glass transition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bingqing Cheng, Michele Simoncelli, Xia Liang, Yue Chen, Zezhu Zeng, Zheyong Fan","submitted_at":"2025-02-05T12:17:38Z","abstract_excerpt":"Heat transport in glasses across a wide range of temperature is vital for applications in gate dielectrics and heat insulator. However, it remains poorly understood due to the challenges of modeling vibrational anharmonicity below glass transition temperature and capturing configurational dynamics across the transition. Interestingly, recent calculations predicted that amorphous hafnia (a-HfO$_2$) exhibits an unusual drop in thermal conductivity ($\\kappa$) with temperature, contrasting with the typical rise or saturation observed in glasses upon heating. Using molecular dynamics simulations wi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03114","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/2502.03114/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":"2026-07-05T10:09:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QZACcl0ZhIGK/j8YE6Cqe/x8GhMkSmvMweBd0KGaetto/MV+ZnXewIFgBoT3UTcp7biTd3FlefFrBfBQCR6cCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T06:02:58.382683Z"},"content_sha256":"f5a471dbcc3be526aed17a178e38b2620c609cfd543aa2d39371f7240a618558","schema_version":"1.0","event_id":"sha256:f5a471dbcc3be526aed17a178e38b2620c609cfd543aa2d39371f7240a618558"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/bundle.json","state_url":"https://pith.science/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/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":"2026-08-20T06:02:58Z","links":{"resolver":"https://pith.science/pith/FC2HQYEBN45UKRWZYPW5TWD6HH","bundle":"https://pith.science/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/bundle.json","state":"https://pith.science/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FC2HQYEBN45UKRWZYPW5TWD6HH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:FC2HQYEBN45UKRWZYPW5TWD6HH","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":"29f8478a9b86b993094d12f15827ede59b3f2d37385a71bcc62408095eda6458","cross_cats_sorted":["cond-mat.dis-nn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-05T12:17:38Z","title_canon_sha256":"e5ca6cc8aea20f2f33b2db4dda88966bea2bd6b2b2291929ae096fcc94bca129"},"schema_version":"1.0","source":{"id":"2502.03114","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.03114","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"arxiv_version","alias_value":"2502.03114v1","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03114","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_12","alias_value":"FC2HQYEBN45U","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_16","alias_value":"FC2HQYEBN45UKRWZ","created_at":"2026-07-05T10:09:59Z"},{"alias_kind":"pith_short_8","alias_value":"FC2HQYEB","created_at":"2026-07-05T10:09:59Z"}],"graph_snapshots":[{"event_id":"sha256:f5a471dbcc3be526aed17a178e38b2620c609cfd543aa2d39371f7240a618558","target":"graph","created_at":"2026-07-05T10:09:59Z","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/2502.03114/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Heat transport in glasses across a wide range of temperature is vital for applications in gate dielectrics and heat insulator. However, it remains poorly understood due to the challenges of modeling vibrational anharmonicity below glass transition temperature and capturing configurational dynamics across the transition. Interestingly, recent calculations predicted that amorphous hafnia (a-HfO$_2$) exhibits an unusual drop in thermal conductivity ($\\kappa$) with temperature, contrasting with the typical rise or saturation observed in glasses upon heating. Using molecular dynamics simulations wi","authors_text":"Bingqing Cheng, Michele Simoncelli, Xia Liang, Yue Chen, Zezhu Zeng, Zheyong Fan","cross_cats":["cond-mat.dis-nn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-05T12:17:38Z","title":"Thermal transport of amorphous hafnia across the glass transition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03114","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":"sha256:5dd6e96000e0a2d78da96639dc11d296fa87eca5e2b14d3cd3a71e74ff5afa61","target":"record","created_at":"2026-07-05T10:09:59Z","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":"29f8478a9b86b993094d12f15827ede59b3f2d37385a71bcc62408095eda6458","cross_cats_sorted":["cond-mat.dis-nn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-02-05T12:17:38Z","title_canon_sha256":"e5ca6cc8aea20f2f33b2db4dda88966bea2bd6b2b2291929ae096fcc94bca129"},"schema_version":"1.0","source":{"id":"2502.03114","kind":"arxiv","version":1}},"canonical_sha256":"28b47860816f3b4546d9c3edd9d87e39f036586e0955f121d4d2f16db803bf7e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"28b47860816f3b4546d9c3edd9d87e39f036586e0955f121d4d2f16db803bf7e","first_computed_at":"2026-07-05T10:09:59.956496Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:09:59.956496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cbpufbLT/RgK5kykZyppBzQwJRVDt7gVOhr8E/AMHf80XsCzI7mwdSkxeZ/s4Gdj7tUGPOrEd/v42zGu93anDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:09:59.956982Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.03114","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5dd6e96000e0a2d78da96639dc11d296fa87eca5e2b14d3cd3a71e74ff5afa61","sha256:f5a471dbcc3be526aed17a178e38b2620c609cfd543aa2d39371f7240a618558"],"state_sha256":"4b2df15f93fc33ee3e9b2275222522dee76830b3df5d5dca9170d35f0ffcb35e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Twxvyl8r2jnwVYd7/TPH+0IYn3PM/S8069LGNOh2tx92pFrOzFNoxiPFDlB6djkoRNl3o+OfgpboZrDktJMaBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T06:02:58.388923Z","bundle_sha256":"352943601439c311276c4de63b0c0b223e5e4b41250f23a7f5f18e8cad669df7"}}