{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:WWMKDH7FSDC3UZ7LEHXYDQMR3F","short_pith_number":"pith:WWMKDH7F","schema_version":"1.0","canonical_sha256":"b598a19fe590c5ba67eb21ef81c191d9796bf2b64b5fb2aab19e71c86758e9a1","source":{"kind":"arxiv","id":"2606.30169","version":1},"attestation_state":"computed","paper":{"title":"Radiation effects and noise evolution in NewAthena WFI flight-production sensors","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"astro-ph.IM","authors_text":"Annika Behrens, Astrid Mayr, G\\\"unter Hauser, Johannes M\\\"uller-Seidlitz, Leonie Sommer, Luisa Ostler, Peter Lechner, Robert Andritschke, Valentin Emberger, Wolfgang Treberer-Treberspurg","submitted_at":"2026-06-29T11:44:33Z","abstract_excerpt":"The Wide Field Imager (WFI), one of the two instruments on ESA's next large X-ray observatory NewAthena, is designed for imaging spectroscopy in the 0.2-15 keV range, combining a large field of view with high count-rate capability. Its focal plane is equipped with back-illuminated DEPFET (Depleted p-channel field-effect transistor) sensors that offer high radiation tolerance and provide near Fano-limited energy resolution. Achieving this performance requires an exceptionally low readout noise, with about 3 electrons ENC expected at beginning of life. Consequently, the devices are highly sensit"},"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":"2606.30169","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2026-06-29T11:44:33Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"42a38ff691f3047122bde926af72b8128c1176c0aef72375edc300ac8233eef4","abstract_canon_sha256":"a2c6ef2bae242bec9e9690aedf001cde522c89642bfd6fab213fc5485d2697e5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:17:52.427753Z","signature_b64":"P/uaScPkvobawcgZM+oyqiKgrQ8BlN50t8Hes1BKT6qM7E+KrV6E3H9qKYGDjeBZh2qVEMKuzKzCvBgLigLTAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b598a19fe590c5ba67eb21ef81c191d9796bf2b64b5fb2aab19e71c86758e9a1","last_reissued_at":"2026-06-30T02:17:52.427336Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:17:52.427336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Radiation effects and noise evolution in NewAthena WFI flight-production sensors","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"astro-ph.IM","authors_text":"Annika Behrens, Astrid Mayr, G\\\"unter Hauser, Johannes M\\\"uller-Seidlitz, Leonie Sommer, Luisa Ostler, Peter Lechner, Robert Andritschke, Valentin Emberger, Wolfgang Treberer-Treberspurg","submitted_at":"2026-06-29T11:44:33Z","abstract_excerpt":"The Wide Field Imager (WFI), one of the two instruments on ESA's next large X-ray observatory NewAthena, is designed for imaging spectroscopy in the 0.2-15 keV range, combining a large field of view with high count-rate capability. Its focal plane is equipped with back-illuminated DEPFET (Depleted p-channel field-effect transistor) sensors that offer high radiation tolerance and provide near Fano-limited energy resolution. Achieving this performance requires an exceptionally low readout noise, with about 3 electrons ENC expected at beginning of life. Consequently, the devices are highly sensit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.30169","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/2606.30169/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":"2606.30169","created_at":"2026-06-30T02:17:52.427395+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.30169v1","created_at":"2026-06-30T02:17:52.427395+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.30169","created_at":"2026-06-30T02:17:52.427395+00:00"},{"alias_kind":"pith_short_12","alias_value":"WWMKDH7FSDC3","created_at":"2026-06-30T02:17:52.427395+00:00"},{"alias_kind":"pith_short_16","alias_value":"WWMKDH7FSDC3UZ7L","created_at":"2026-06-30T02:17:52.427395+00:00"},{"alias_kind":"pith_short_8","alias_value":"WWMKDH7F","created_at":"2026-06-30T02:17:52.427395+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/WWMKDH7FSDC3UZ7LEHXYDQMR3F","json":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F.json","graph_json":"https://pith.science/api/pith-number/WWMKDH7FSDC3UZ7LEHXYDQMR3F/graph.json","events_json":"https://pith.science/api/pith-number/WWMKDH7FSDC3UZ7LEHXYDQMR3F/events.json","paper":"https://pith.science/paper/WWMKDH7F"},"agent_actions":{"view_html":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F","download_json":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F.json","view_paper":"https://pith.science/paper/WWMKDH7F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.30169&json=true","fetch_graph":"https://pith.science/api/pith-number/WWMKDH7FSDC3UZ7LEHXYDQMR3F/graph.json","fetch_events":"https://pith.science/api/pith-number/WWMKDH7FSDC3UZ7LEHXYDQMR3F/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F/action/storage_attestation","attest_author":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F/action/author_attestation","sign_citation":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F/action/citation_signature","submit_replication":"https://pith.science/pith/WWMKDH7FSDC3UZ7LEHXYDQMR3F/action/replication_record"}},"created_at":"2026-06-30T02:17:52.427395+00:00","updated_at":"2026-06-30T02:17:52.427395+00:00"}