{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:SM44ANJQZXZNN226QHXAJY6N2L","short_pith_number":"pith:SM44ANJQ","schema_version":"1.0","canonical_sha256":"9339c03530cdf2d6eb5e81ee04e3cdd2f8086b8798aba18d7f1d998d7917687a","source":{"kind":"arxiv","id":"1807.04749","version":1},"attestation_state":"computed","paper":{"title":"Exploring Fine Subpixel Spatial Resolution of Hybrid CMOS Detectors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Abraham Falcone, David N. Burrows, Evan Bray, Samuel V. Hull","submitted_at":"2018-07-12T17:59:15Z","abstract_excerpt":"When an X-ray is incident onto the silicon absorber array of a detector, it liberates a large number of electrons, which tend to diffuse outward into what is referred to as the charge cloud. This number can vary from tens to thousands across the soft X-ray bandpass (0.1 - 10 keV). The charge cloud can then be picked up by several pixels, and forms a specific pattern based on the exact incident location of the X-ray. We present experimental results on subpixel resolution for a custom H2RG with 36 micron pixels, presented in Bray 2018, and compare the data to simulated images . We then apply the"},"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":"1807.04749","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-07-12T17:59:15Z","cross_cats_sorted":[],"title_canon_sha256":"1f9a310afaf86f1b44d40929c8ef5029154d645425723a145b5a3aad2e506c59","abstract_canon_sha256":"8613571d4af63aec67f830fbb5b05f47ba0c78cba240513bc182f27629e7a226"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:52.619767Z","signature_b64":"6o8L+qhk/DDqR8+9aG/RjfIzyytjO61Ezt8EY3FHcQvCKaquGKyQZbzqXyGJQoz3WVR1E6mdudXiTvDEpgCFBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9339c03530cdf2d6eb5e81ee04e3cdd2f8086b8798aba18d7f1d998d7917687a","last_reissued_at":"2026-05-18T00:10:52.619199Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:52.619199Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Exploring Fine Subpixel Spatial Resolution of Hybrid CMOS Detectors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Abraham Falcone, David N. Burrows, Evan Bray, Samuel V. Hull","submitted_at":"2018-07-12T17:59:15Z","abstract_excerpt":"When an X-ray is incident onto the silicon absorber array of a detector, it liberates a large number of electrons, which tend to diffuse outward into what is referred to as the charge cloud. This number can vary from tens to thousands across the soft X-ray bandpass (0.1 - 10 keV). The charge cloud can then be picked up by several pixels, and forms a specific pattern based on the exact incident location of the X-ray. We present experimental results on subpixel resolution for a custom H2RG with 36 micron pixels, presented in Bray 2018, and compare the data to simulated images . We then apply the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.04749","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":""},"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":"1807.04749","created_at":"2026-05-18T00:10:52.619286+00:00"},{"alias_kind":"arxiv_version","alias_value":"1807.04749v1","created_at":"2026-05-18T00:10:52.619286+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.04749","created_at":"2026-05-18T00:10:52.619286+00:00"},{"alias_kind":"pith_short_12","alias_value":"SM44ANJQZXZN","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_16","alias_value":"SM44ANJQZXZNN226","created_at":"2026-05-18T12:32:53.628368+00:00"},{"alias_kind":"pith_short_8","alias_value":"SM44ANJQ","created_at":"2026-05-18T12:32:53.628368+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/SM44ANJQZXZNN226QHXAJY6N2L","json":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L.json","graph_json":"https://pith.science/api/pith-number/SM44ANJQZXZNN226QHXAJY6N2L/graph.json","events_json":"https://pith.science/api/pith-number/SM44ANJQZXZNN226QHXAJY6N2L/events.json","paper":"https://pith.science/paper/SM44ANJQ"},"agent_actions":{"view_html":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L","download_json":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L.json","view_paper":"https://pith.science/paper/SM44ANJQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1807.04749&json=true","fetch_graph":"https://pith.science/api/pith-number/SM44ANJQZXZNN226QHXAJY6N2L/graph.json","fetch_events":"https://pith.science/api/pith-number/SM44ANJQZXZNN226QHXAJY6N2L/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L/action/storage_attestation","attest_author":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L/action/author_attestation","sign_citation":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L/action/citation_signature","submit_replication":"https://pith.science/pith/SM44ANJQZXZNN226QHXAJY6N2L/action/replication_record"}},"created_at":"2026-05-18T00:10:52.619286+00:00","updated_at":"2026-05-18T00:10:52.619286+00:00"}