{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:NFZLH7VXARA3YJWVTEG372IIYE","short_pith_number":"pith:NFZLH7VX","schema_version":"1.0","canonical_sha256":"6972b3feb70441bc26d5990dbfe908c12517b910ef2e7a1a0ea9d2f1e2743a89","source":{"kind":"arxiv","id":"1904.06248","version":2},"attestation_state":"computed","paper":{"title":"Towards mapping turbulence in the intra-cluster medium -- I. Sample variance in spatially-resolved X-ray line diagnostics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.CO","authors_text":"E. Cucchetti, E. Pointecouteau, N. Clerc, P. Peille","submitted_at":"2019-04-12T14:21:23Z","abstract_excerpt":"X-ray observations of galaxy clusters provide insights on the nature of gaseous turbulent motions, their physical scales and on the fundamental processes they are related to. Spatially-resolved, high-resolution spectral measurements of X-ray emission lines provide diagnostics on the nature of turbulent motions in emitting atmospheres. Since they are acting on scales comparable to the size of the objects, the uncertainty on these physical parameters is limited by the number of observational measurements, through sample variance. We propose a different and complementary approach for the computat"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1904.06248","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-04-12T14:21:23Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"efa7848e9eefea38cb4b90b9da12a9aaa9eeee86cbd4fbe7e2d58acc0e35ed74","abstract_canon_sha256":"6baf40d93f09b0bbc120183aeaf4c019b134570cfa670c9350ca3603dfc89a47"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:06:40.174834Z","signature_b64":"Kmy1KvnFGQphM2sz5odP8ftiwE+vn5OruPTo0vOLeJ9v9GbX+mmcBKhh4ifHqdOsSVQF3l756hICrChyaHRwCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6972b3feb70441bc26d5990dbfe908c12517b910ef2e7a1a0ea9d2f1e2743a89","last_reissued_at":"2026-07-05T00:06:40.174434Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:06:40.174434Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Towards mapping turbulence in the intra-cluster medium -- I. Sample variance in spatially-resolved X-ray line diagnostics","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.CO","authors_text":"E. Cucchetti, E. Pointecouteau, N. Clerc, P. Peille","submitted_at":"2019-04-12T14:21:23Z","abstract_excerpt":"X-ray observations of galaxy clusters provide insights on the nature of gaseous turbulent motions, their physical scales and on the fundamental processes they are related to. Spatially-resolved, high-resolution spectral measurements of X-ray emission lines provide diagnostics on the nature of turbulent motions in emitting atmospheres. Since they are acting on scales comparable to the size of the objects, the uncertainty on these physical parameters is limited by the number of observational measurements, through sample variance. We propose a different and complementary approach for the computat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06248","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1904.06248/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1904.06248","created_at":"2026-07-05T00:06:40.174494+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.06248v2","created_at":"2026-07-05T00:06:40.174494+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06248","created_at":"2026-07-05T00:06:40.174494+00:00"},{"alias_kind":"pith_short_12","alias_value":"NFZLH7VXARA3","created_at":"2026-07-05T00:06:40.174494+00:00"},{"alias_kind":"pith_short_16","alias_value":"NFZLH7VXARA3YJWV","created_at":"2026-07-05T00:06:40.174494+00:00"},{"alias_kind":"pith_short_8","alias_value":"NFZLH7VX","created_at":"2026-07-05T00:06:40.174494+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE","json":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE.json","graph_json":"https://pith.science/api/pith-number/NFZLH7VXARA3YJWVTEG372IIYE/graph.json","events_json":"https://pith.science/api/pith-number/NFZLH7VXARA3YJWVTEG372IIYE/events.json","paper":"https://pith.science/paper/NFZLH7VX"},"agent_actions":{"view_html":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE","download_json":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE.json","view_paper":"https://pith.science/paper/NFZLH7VX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.06248&json=true","fetch_graph":"https://pith.science/api/pith-number/NFZLH7VXARA3YJWVTEG372IIYE/graph.json","fetch_events":"https://pith.science/api/pith-number/NFZLH7VXARA3YJWVTEG372IIYE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE/action/storage_attestation","attest_author":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE/action/author_attestation","sign_citation":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE/action/citation_signature","submit_replication":"https://pith.science/pith/NFZLH7VXARA3YJWVTEG372IIYE/action/replication_record"}},"created_at":"2026-07-05T00:06:40.174494+00:00","updated_at":"2026-07-05T00:06:40.174494+00:00"}