{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:CASZZSQAGBMM6BJ55RTLCIPNAO","short_pith_number":"pith:CASZZSQA","schema_version":"1.0","canonical_sha256":"10259cca003058cf053dec66b121ed03a56b4de71f13bf424ed0c17b8e3b0787","source":{"kind":"arxiv","id":"1911.13108","version":1},"attestation_state":"computed","paper":{"title":"Measuring bulk flows of the intracluster medium in the Perseus and Coma galaxy clusters using XMM-Newton","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"A. C. Fabian, C. Pinto, D. Eckert, F. Hofmann, H. R. Russell, J. S. Sanders, J. ZuHone, K. Dennerl, S. A. Walker, T. Tamura","submitted_at":"2019-11-29T13:55:31Z","abstract_excerpt":"We demonstrate a novel technique for calibrating the energy scale of the XMM EPIC-pn detector, which allows us to measure bulk flows in the intracluster medium (ICM) of the Perseus and Coma clusters. The procedure uses the instrumental lines present in all observations, in particular, Cu-Ka. By studying their spatial and temporal variations, in addition to incorporating calibration observations, we refined the absolute energy scale to better than 150 km/s at the Fe-K line, a large improvement over the nominal accuracy of 550 km/s. We then mapped the bulk motions over much of the central 1200 a"},"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":"1911.13108","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-11-29T13:55:31Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"42ffba87320fd9179608a8f5631236071ccf5afebfbfa635f3adbd765ac5b943","abstract_canon_sha256":"4e5ccc3b8aee4b10881c04eb5c90634656ae33c78f12fcea6ee0b4c71faf8bc6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:33:22.813986Z","signature_b64":"aqyUVVRh4ef1hhawoNpOp/YEnQFBBtNmOx8yXf4xhY2QOpjopQWvXeUMRZ1agpHksY6hPA8XAIfcOlxa5hDDCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10259cca003058cf053dec66b121ed03a56b4de71f13bf424ed0c17b8e3b0787","last_reissued_at":"2026-07-05T00:33:22.813486Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:33:22.813486Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Measuring bulk flows of the intracluster medium in the Perseus and Coma galaxy clusters using XMM-Newton","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"A. C. Fabian, C. Pinto, D. Eckert, F. Hofmann, H. R. Russell, J. S. Sanders, J. ZuHone, K. Dennerl, S. A. Walker, T. Tamura","submitted_at":"2019-11-29T13:55:31Z","abstract_excerpt":"We demonstrate a novel technique for calibrating the energy scale of the XMM EPIC-pn detector, which allows us to measure bulk flows in the intracluster medium (ICM) of the Perseus and Coma clusters. The procedure uses the instrumental lines present in all observations, in particular, Cu-Ka. By studying their spatial and temporal variations, in addition to incorporating calibration observations, we refined the absolute energy scale to better than 150 km/s at the Fe-K line, a large improvement over the nominal accuracy of 550 km/s. We then mapped the bulk motions over much of the central 1200 a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1911.13108","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/1911.13108/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":"1911.13108","created_at":"2026-07-05T00:33:22.813545+00:00"},{"alias_kind":"arxiv_version","alias_value":"1911.13108v1","created_at":"2026-07-05T00:33:22.813545+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1911.13108","created_at":"2026-07-05T00:33:22.813545+00:00"},{"alias_kind":"pith_short_12","alias_value":"CASZZSQAGBMM","created_at":"2026-07-05T00:33:22.813545+00:00"},{"alias_kind":"pith_short_16","alias_value":"CASZZSQAGBMM6BJ5","created_at":"2026-07-05T00:33:22.813545+00:00"},{"alias_kind":"pith_short_8","alias_value":"CASZZSQA","created_at":"2026-07-05T00:33:22.813545+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06977","citing_title":"XRISM Reveals a Kinematically Coherent Core System of the Nearby Cool-Core Cluster Abell 2199","ref_index":28,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO","json":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO.json","graph_json":"https://pith.science/api/pith-number/CASZZSQAGBMM6BJ55RTLCIPNAO/graph.json","events_json":"https://pith.science/api/pith-number/CASZZSQAGBMM6BJ55RTLCIPNAO/events.json","paper":"https://pith.science/paper/CASZZSQA"},"agent_actions":{"view_html":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO","download_json":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO.json","view_paper":"https://pith.science/paper/CASZZSQA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1911.13108&json=true","fetch_graph":"https://pith.science/api/pith-number/CASZZSQAGBMM6BJ55RTLCIPNAO/graph.json","fetch_events":"https://pith.science/api/pith-number/CASZZSQAGBMM6BJ55RTLCIPNAO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO/action/storage_attestation","attest_author":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO/action/author_attestation","sign_citation":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO/action/citation_signature","submit_replication":"https://pith.science/pith/CASZZSQAGBMM6BJ55RTLCIPNAO/action/replication_record"}},"created_at":"2026-07-05T00:33:22.813545+00:00","updated_at":"2026-07-05T00:33:22.813545+00:00"}