{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:GOOFKP7WAWFWH5PV6Q75O5YHQS","short_pith_number":"pith:GOOFKP7W","schema_version":"1.0","canonical_sha256":"339c553ff6058b63f5f5f43fd7770784b0d6ae5cb697ad1b2fa4e6bc546f75f2","source":{"kind":"arxiv","id":"1609.05748","version":1},"attestation_state":"computed","paper":{"title":"Imaging Analysis of the Hard X-ray Telescope ProtoEXIST2 and New Techniques for High Resolution Coded Aperture Telescopes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Branden Allen, JaeSub Hong, Jonathan Grindlay, Scott Barthelmy","submitted_at":"2016-09-19T14:40:41Z","abstract_excerpt":"Wide-field (> 100 deg$^2$) hard X-ray coded-aperture telescopes with high angular resolution (< 2') will enable a wide range of time domain astrophysics. For instance, transient sources such as gamma-ray bursts can be precisely localized without assistance of secondary focusing X-ray telescopes to enable rapid followup studies. On the other hand, high angular resolution in coded-aperture imaging introduces a new challenge in handling the systematic uncertainty: average photon count per pixel is often too small to establish a proper background pattern or model the systematic uncertainty in a ti"},"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":"1609.05748","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2016-09-19T14:40:41Z","cross_cats_sorted":[],"title_canon_sha256":"6c5317c1a470459217c4ed76d1e8a52068ab2cc267b0aa933ba7de9265fbc8d1","abstract_canon_sha256":"656c43a831129f1a96c3953e76e8e6478bed934ffd4bcad505ce555f27362b14"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:58.732586Z","signature_b64":"mFQCbb4hjRthHicFL3iAwq0LiPZN+JQFHxMlx5GB/vx27Ldac/b/CDQbCG8tfvYvD9t6dZjzDsXoLzmiRXxMDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"339c553ff6058b63f5f5f43fd7770784b0d6ae5cb697ad1b2fa4e6bc546f75f2","last_reissued_at":"2026-05-18T00:53:58.732116Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:58.732116Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Imaging Analysis of the Hard X-ray Telescope ProtoEXIST2 and New Techniques for High Resolution Coded Aperture Telescopes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Branden Allen, JaeSub Hong, Jonathan Grindlay, Scott Barthelmy","submitted_at":"2016-09-19T14:40:41Z","abstract_excerpt":"Wide-field (> 100 deg$^2$) hard X-ray coded-aperture telescopes with high angular resolution (< 2') will enable a wide range of time domain astrophysics. For instance, transient sources such as gamma-ray bursts can be precisely localized without assistance of secondary focusing X-ray telescopes to enable rapid followup studies. On the other hand, high angular resolution in coded-aperture imaging introduces a new challenge in handling the systematic uncertainty: average photon count per pixel is often too small to establish a proper background pattern or model the systematic uncertainty in a ti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.05748","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":"1609.05748","created_at":"2026-05-18T00:53:58.732188+00:00"},{"alias_kind":"arxiv_version","alias_value":"1609.05748v1","created_at":"2026-05-18T00:53:58.732188+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.05748","created_at":"2026-05-18T00:53:58.732188+00:00"},{"alias_kind":"pith_short_12","alias_value":"GOOFKP7WAWFW","created_at":"2026-05-18T12:30:19.053100+00:00"},{"alias_kind":"pith_short_16","alias_value":"GOOFKP7WAWFWH5PV","created_at":"2026-05-18T12:30:19.053100+00:00"},{"alias_kind":"pith_short_8","alias_value":"GOOFKP7W","created_at":"2026-05-18T12:30:19.053100+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/GOOFKP7WAWFWH5PV6Q75O5YHQS","json":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS.json","graph_json":"https://pith.science/api/pith-number/GOOFKP7WAWFWH5PV6Q75O5YHQS/graph.json","events_json":"https://pith.science/api/pith-number/GOOFKP7WAWFWH5PV6Q75O5YHQS/events.json","paper":"https://pith.science/paper/GOOFKP7W"},"agent_actions":{"view_html":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS","download_json":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS.json","view_paper":"https://pith.science/paper/GOOFKP7W","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1609.05748&json=true","fetch_graph":"https://pith.science/api/pith-number/GOOFKP7WAWFWH5PV6Q75O5YHQS/graph.json","fetch_events":"https://pith.science/api/pith-number/GOOFKP7WAWFWH5PV6Q75O5YHQS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS/action/storage_attestation","attest_author":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS/action/author_attestation","sign_citation":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS/action/citation_signature","submit_replication":"https://pith.science/pith/GOOFKP7WAWFWH5PV6Q75O5YHQS/action/replication_record"}},"created_at":"2026-05-18T00:53:58.732188+00:00","updated_at":"2026-05-18T00:53:58.732188+00:00"}