{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:VOLDH6FUQVB6BAJE5HDOUKOOZ7","short_pith_number":"pith:VOLDH6FU","canonical_record":{"source":{"id":"1503.01696","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-05T17:20:33Z","cross_cats_sorted":["cond-mat.other","nucl-th"],"title_canon_sha256":"ab7a231dbaae353bce7d346e837d72be79c0c79920b31ba4dbcf9126b4a92ee7","abstract_canon_sha256":"babd3a0e9a8eea0dbaafe23c909d8aa8e77a0d89339595381aaf10a9b0d35e2c"},"schema_version":"1.0"},"canonical_sha256":"ab9633f8b48543e08124e9c6ea29cecfe898b4e5691421906bd36ef41b65a1db","source":{"kind":"arxiv","id":"1503.01696","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.01696","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"arxiv_version","alias_value":"1503.01696v2","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.01696","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"pith_short_12","alias_value":"VOLDH6FUQVB6","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"VOLDH6FUQVB6BAJE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"VOLDH6FU","created_at":"2026-05-18T12:29:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:VOLDH6FUQVB6BAJE5HDOUKOOZ7","target":"record","payload":{"canonical_record":{"source":{"id":"1503.01696","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-05T17:20:33Z","cross_cats_sorted":["cond-mat.other","nucl-th"],"title_canon_sha256":"ab7a231dbaae353bce7d346e837d72be79c0c79920b31ba4dbcf9126b4a92ee7","abstract_canon_sha256":"babd3a0e9a8eea0dbaafe23c909d8aa8e77a0d89339595381aaf10a9b0d35e2c"},"schema_version":"1.0"},"canonical_sha256":"ab9633f8b48543e08124e9c6ea29cecfe898b4e5691421906bd36ef41b65a1db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:02.947893Z","signature_b64":"Qnn3fb+2AxfrRyKDi2Ke+iqWw9I4nDmXAkBswSdWc5vQqlIkFU9rg7KQe7oZ/Azt20CpsnU6r+aLzDRbXiRwDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ab9633f8b48543e08124e9c6ea29cecfe898b4e5691421906bd36ef41b65a1db","last_reissued_at":"2026-05-18T01:29:02.947267Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:02.947267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.01696","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":"2026-05-18T01:29:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EleRVpCWe7Vskn96NwavAF9BuUHqiHl6GuDPT5Q8FD3Clgz/5EIzRKspIkeb/nJhyW0aHNp5AT8d5bmoATYwBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:40:52.750225Z"},"content_sha256":"6e6c13867808e2439c84f1e17c985abdf82047980f002475968eea58ae881e78","schema_version":"1.0","event_id":"sha256:6e6c13867808e2439c84f1e17c985abdf82047980f002475968eea58ae881e78"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:VOLDH6FUQVB6BAJE5HDOUKOOZ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Monte Carlo calculations of the thermal conductivity of neutron star crusts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Huaiyu Duan (UNM), Joe Carlson (LANL), Sajad Abbar (UNM), Sanjay Reddy (UW)","submitted_at":"2015-03-05T17:20:33Z","abstract_excerpt":"We use the quantum Monte Carlo (QMC) techniques to calculate the static structure function $S(q)$ of a one-component ion lattice and use it to calculate the thermal conductivity $\\kappa$ of high-density solid matter expected in the neutron star crust. By making detailed comparisons with the results for the thermal conductivity obtained using standard techniques based on the one-phonon approximation (OPA) valid at low temperature, and the multi-phonon harmonic approximation expected to be valid over a wide range of temperatures, we asses the temperature regime where $S(q)$ from QMC can be used "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.01696","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":"2026-05-18T01:29:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EvWvkcj5eF28merq1/4gjoXPltGMuUAu1RHPIQuaGdRgOIjneyNA39K6n4bv7kkx5W1LtUnKZUYahqHYpNXcDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:40:52.750602Z"},"content_sha256":"306bb9f1557d6692e606b1dd4a02c801872274d1552df250afeae45f95d4c332","schema_version":"1.0","event_id":"sha256:306bb9f1557d6692e606b1dd4a02c801872274d1552df250afeae45f95d4c332"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/bundle.json","state_url":"https://pith.science/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/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":"2026-06-11T11:40:52Z","links":{"resolver":"https://pith.science/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7","bundle":"https://pith.science/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/bundle.json","state":"https://pith.science/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VOLDH6FUQVB6BAJE5HDOUKOOZ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:VOLDH6FUQVB6BAJE5HDOUKOOZ7","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":"babd3a0e9a8eea0dbaafe23c909d8aa8e77a0d89339595381aaf10a9b0d35e2c","cross_cats_sorted":["cond-mat.other","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-05T17:20:33Z","title_canon_sha256":"ab7a231dbaae353bce7d346e837d72be79c0c79920b31ba4dbcf9126b4a92ee7"},"schema_version":"1.0","source":{"id":"1503.01696","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.01696","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"arxiv_version","alias_value":"1503.01696v2","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.01696","created_at":"2026-05-18T01:29:02Z"},{"alias_kind":"pith_short_12","alias_value":"VOLDH6FUQVB6","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"VOLDH6FUQVB6BAJE","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"VOLDH6FU","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:306bb9f1557d6692e606b1dd4a02c801872274d1552df250afeae45f95d4c332","target":"graph","created_at":"2026-05-18T01:29:02Z","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 use the quantum Monte Carlo (QMC) techniques to calculate the static structure function $S(q)$ of a one-component ion lattice and use it to calculate the thermal conductivity $\\kappa$ of high-density solid matter expected in the neutron star crust. By making detailed comparisons with the results for the thermal conductivity obtained using standard techniques based on the one-phonon approximation (OPA) valid at low temperature, and the multi-phonon harmonic approximation expected to be valid over a wide range of temperatures, we asses the temperature regime where $S(q)$ from QMC can be used ","authors_text":"Huaiyu Duan (UNM), Joe Carlson (LANL), Sajad Abbar (UNM), Sanjay Reddy (UW)","cross_cats":["cond-mat.other","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-05T17:20:33Z","title":"Quantum Monte Carlo calculations of the thermal conductivity of neutron star crusts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.01696","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":"sha256:6e6c13867808e2439c84f1e17c985abdf82047980f002475968eea58ae881e78","target":"record","created_at":"2026-05-18T01:29:02Z","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":"babd3a0e9a8eea0dbaafe23c909d8aa8e77a0d89339595381aaf10a9b0d35e2c","cross_cats_sorted":["cond-mat.other","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-03-05T17:20:33Z","title_canon_sha256":"ab7a231dbaae353bce7d346e837d72be79c0c79920b31ba4dbcf9126b4a92ee7"},"schema_version":"1.0","source":{"id":"1503.01696","kind":"arxiv","version":2}},"canonical_sha256":"ab9633f8b48543e08124e9c6ea29cecfe898b4e5691421906bd36ef41b65a1db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ab9633f8b48543e08124e9c6ea29cecfe898b4e5691421906bd36ef41b65a1db","first_computed_at":"2026-05-18T01:29:02.947267Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:02.947267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qnn3fb+2AxfrRyKDi2Ke+iqWw9I4nDmXAkBswSdWc5vQqlIkFU9rg7KQe7oZ/Azt20CpsnU6r+aLzDRbXiRwDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:02.947893Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.01696","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6e6c13867808e2439c84f1e17c985abdf82047980f002475968eea58ae881e78","sha256:306bb9f1557d6692e606b1dd4a02c801872274d1552df250afeae45f95d4c332"],"state_sha256":"bad523b6d58e24cc971cfee84909b72c16e8507cecd93ee0d17a868e4645c3b8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"csMJ6p18QVQt1vRrx0pdFluB8rUx0b/LqgwAwfFR1wlhIFtZ6q3FzNVWBMKdD4diGvFjhNV6aX3k5GMkiK4fBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T11:40:52.752603Z","bundle_sha256":"b6c5838c3e0eb6e1ad2c0f2e470cd42e57eb7fb5a17fd6e3ba4a5f98b51e1a55"}}