{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:ENAUJSGTUT5WYAT72VFPWAK3NA","short_pith_number":"pith:ENAUJSGT","canonical_record":{"source":{"id":"2208.07348","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-08-15T17:28:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"396a354b520d411abf9d77c397153989bdc99510763d5709532235c1166b7013","abstract_canon_sha256":"ed0d7724bd4ad8629b9e9b9ce9e148f4b405d56d11aa035d20fe1c0c04c19e32"},"schema_version":"1.0"},"canonical_sha256":"234144c8d3a4fb6c027fd54afb015b682c103e04a53aec8e4a82a81c707038cd","source":{"kind":"arxiv","id":"2208.07348","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.07348","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"arxiv_version","alias_value":"2208.07348v1","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.07348","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_12","alias_value":"ENAUJSGTUT5W","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_16","alias_value":"ENAUJSGTUT5WYAT7","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_8","alias_value":"ENAUJSGT","created_at":"2026-07-05T04:48:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:ENAUJSGTUT5WYAT72VFPWAK3NA","target":"record","payload":{"canonical_record":{"source":{"id":"2208.07348","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-08-15T17:28:31Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"396a354b520d411abf9d77c397153989bdc99510763d5709532235c1166b7013","abstract_canon_sha256":"ed0d7724bd4ad8629b9e9b9ce9e148f4b405d56d11aa035d20fe1c0c04c19e32"},"schema_version":"1.0"},"canonical_sha256":"234144c8d3a4fb6c027fd54afb015b682c103e04a53aec8e4a82a81c707038cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:48:27.109039Z","signature_b64":"DJfbnC+tBQj5jlq75X0R7aoiMCFjUfyZEV0+QkrGZ1UBX2IigRBjCvVCrFCk99mOeeC6i4SDXy1JcHNqOUUdBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"234144c8d3a4fb6c027fd54afb015b682c103e04a53aec8e4a82a81c707038cd","last_reissued_at":"2026-07-05T04:48:27.108616Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:48:27.108616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.07348","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:48:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LKTT7BJhSjfA2NqwAHoL4u3GW49+RrIGT1IR9o3Sm9ksscPyk3bgkZfMvTzsw8Z8ZphmutMTRiHbRvKZ5UEBBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T00:21:10.302933Z"},"content_sha256":"393574a884e085c808a5863e3d50d86cdefdaddfdb2beb9d33c1c97d67f103e2","schema_version":"1.0","event_id":"sha256:393574a884e085c808a5863e3d50d86cdefdaddfdb2beb9d33c1c97d67f103e2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:ENAUJSGTUT5WYAT72VFPWAK3NA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Understanding the effects of charge diffusion in next-generation soft X-ray imagers","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.IM","authors_text":"Andrew Malonis, Beverly J. LaMarr, Catherine E. Grant, Christopher Leitz, Craig S. Lage, Eric D. Miller, Gregory Y. Prigozhin, Marshall W. Bautz, Richard F. Foster","submitted_at":"2022-08-15T17:28:31Z","abstract_excerpt":"To take advantage of high-resolution optics sensitive to a broad energy range, future X-ray imaging instruments will require thick detectors with small pixels. This pixel aspect ratio affects spectral response in the soft X-ray band, vital for many science goals, as charge produced by the photon interaction near the entrance window diffuses across multiple pixels by the time it is collected, and is potentially lost below the imposed noise threshold. In an effort to understand these subtle but significant effects and inform the design and requirements of future detectors, we present simulations"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.07348","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/2208.07348/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:48:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2fxyZIyRrsOu0kwbbaLwwvibyqs5GPRtpOZKXHIK9pcoUgafIOCzIVK3n10/QO8WBcSyVlsGo73Hcz45laFqCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T00:21:10.303354Z"},"content_sha256":"9737d6def4d7a096c046ce303650f32a8160fe805eb9a7a668595916d6d86bb5","schema_version":"1.0","event_id":"sha256:9737d6def4d7a096c046ce303650f32a8160fe805eb9a7a668595916d6d86bb5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/bundle.json","state_url":"https://pith.science/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/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":"2026-07-13T00:21:10Z","links":{"resolver":"https://pith.science/pith/ENAUJSGTUT5WYAT72VFPWAK3NA","bundle":"https://pith.science/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/bundle.json","state":"https://pith.science/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ENAUJSGTUT5WYAT72VFPWAK3NA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:ENAUJSGTUT5WYAT72VFPWAK3NA","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":"ed0d7724bd4ad8629b9e9b9ce9e148f4b405d56d11aa035d20fe1c0c04c19e32","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-08-15T17:28:31Z","title_canon_sha256":"396a354b520d411abf9d77c397153989bdc99510763d5709532235c1166b7013"},"schema_version":"1.0","source":{"id":"2208.07348","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.07348","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"arxiv_version","alias_value":"2208.07348v1","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.07348","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_12","alias_value":"ENAUJSGTUT5W","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_16","alias_value":"ENAUJSGTUT5WYAT7","created_at":"2026-07-05T04:48:27Z"},{"alias_kind":"pith_short_8","alias_value":"ENAUJSGT","created_at":"2026-07-05T04:48:27Z"}],"graph_snapshots":[{"event_id":"sha256:9737d6def4d7a096c046ce303650f32a8160fe805eb9a7a668595916d6d86bb5","target":"graph","created_at":"2026-07-05T04:48:27Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2208.07348/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To take advantage of high-resolution optics sensitive to a broad energy range, future X-ray imaging instruments will require thick detectors with small pixels. This pixel aspect ratio affects spectral response in the soft X-ray band, vital for many science goals, as charge produced by the photon interaction near the entrance window diffuses across multiple pixels by the time it is collected, and is potentially lost below the imposed noise threshold. In an effort to understand these subtle but significant effects and inform the design and requirements of future detectors, we present simulations","authors_text":"Andrew Malonis, Beverly J. LaMarr, Catherine E. Grant, Christopher Leitz, Craig S. Lage, Eric D. Miller, Gregory Y. Prigozhin, Marshall W. Bautz, Richard F. Foster","cross_cats":["astro-ph.HE"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-08-15T17:28:31Z","title":"Understanding the effects of charge diffusion in next-generation soft X-ray imagers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.07348","kind":"arxiv","version":1},"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":"sha256:393574a884e085c808a5863e3d50d86cdefdaddfdb2beb9d33c1c97d67f103e2","target":"record","created_at":"2026-07-05T04:48:27Z","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":"ed0d7724bd4ad8629b9e9b9ce9e148f4b405d56d11aa035d20fe1c0c04c19e32","cross_cats_sorted":["astro-ph.HE"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2022-08-15T17:28:31Z","title_canon_sha256":"396a354b520d411abf9d77c397153989bdc99510763d5709532235c1166b7013"},"schema_version":"1.0","source":{"id":"2208.07348","kind":"arxiv","version":1}},"canonical_sha256":"234144c8d3a4fb6c027fd54afb015b682c103e04a53aec8e4a82a81c707038cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"234144c8d3a4fb6c027fd54afb015b682c103e04a53aec8e4a82a81c707038cd","first_computed_at":"2026-07-05T04:48:27.108616Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:48:27.108616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DJfbnC+tBQj5jlq75X0R7aoiMCFjUfyZEV0+QkrGZ1UBX2IigRBjCvVCrFCk99mOeeC6i4SDXy1JcHNqOUUdBg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:48:27.109039Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.07348","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:393574a884e085c808a5863e3d50d86cdefdaddfdb2beb9d33c1c97d67f103e2","sha256:9737d6def4d7a096c046ce303650f32a8160fe805eb9a7a668595916d6d86bb5"],"state_sha256":"a889cfbb5b834237277dc96d6f5b9be0af62716584eeb6b1098eb7f335224c11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"euZqNbUYKlpLb/3H6Jn3cLTeuKflH5iF1FwhutMZjOv0Lmj/JslgVXodU+hYtuCfWTA89qUulRqq/Z2kDw62Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T00:21:10.305981Z","bundle_sha256":"95790f8d952b2d8d90d44f31e63cfe6ac24e40745416216062c1dcb49aba7663"}}