{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:TG2T3SO3O2SPOTY3VSATWQ2IRE","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":"bfa60ac9f8c62694fcfb6eb552000478ce3ab208731f0d16ba3b2c095f9f182f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-11-03T15:52:29Z","title_canon_sha256":"ac83c4afe7265e106bd49194204ab405cae5607f0c4383fcd5beebeac0b12574"},"schema_version":"1.0","source":{"id":"1711.01215","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.01215","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"arxiv_version","alias_value":"1711.01215v1","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.01215","created_at":"2026-05-18T00:27:18Z"},{"alias_kind":"pith_short_12","alias_value":"TG2T3SO3O2SP","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TG2T3SO3O2SPOTY3","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TG2T3SO3","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:8c32985b948d760d4dd5c5185afe0c06f7ad2a77a0b956841e643e59b92c0cff","target":"graph","created_at":"2026-05-18T00:27:18Z","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"},"paper":{"abstract_excerpt":"As planning for the next generation of high contrast imaging instruments (e.g. WFIRST, HabEx, and LUVOIR, TMT-PFI, EELT-EPICS) matures, and second-generation ground-based extreme adaptive optics facilities (e.g. VLT-SPHERE, Gemini-GPI) are halfway through their principal surveys, it is imperative that the performance of different designs, post-processing algorithms, observing strategies, and survey results be compared in a consistent, statistically robust framework. In this paper, we argue that the current industry standard for such comparisons -- the contrast curve -- falls short of this mand","authors_text":"Angelle Tanner, Carlos A. Gomez Gonzalez, Christian Marois, Dimitri Mawet, Garreth Ruane, Johan Mazoyer, Matthew A. Kenworthy, Olivier Absil, Rebecca Jensen-Clem, Ruslan Belikov, Thayne Currie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-11-03T15:52:29Z","title":"A New Standard for Assessing the Performance of High Contrast Imaging Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.01215","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":"sha256:624e4178a257c26a66578c1d0f5dbdc68e8ee8739eaf427b08d497b3c82b6837","target":"record","created_at":"2026-05-18T00:27:18Z","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":"bfa60ac9f8c62694fcfb6eb552000478ce3ab208731f0d16ba3b2c095f9f182f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2017-11-03T15:52:29Z","title_canon_sha256":"ac83c4afe7265e106bd49194204ab405cae5607f0c4383fcd5beebeac0b12574"},"schema_version":"1.0","source":{"id":"1711.01215","kind":"arxiv","version":1}},"canonical_sha256":"99b53dc9db76a4f74f1bac813b4348890fec44580e57033ece29f3eed257bc9f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99b53dc9db76a4f74f1bac813b4348890fec44580e57033ece29f3eed257bc9f","first_computed_at":"2026-05-18T00:27:18.334396Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:18.334396Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SMsLNT/4vPctNLS/j3dsywPFu06H8s+vjDO6stNP5qY1K0UPUNtwtwp1b70OWYorD3FfGjkJnvy6C2DdVnxPCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:18.334841Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.01215","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:624e4178a257c26a66578c1d0f5dbdc68e8ee8739eaf427b08d497b3c82b6837","sha256:8c32985b948d760d4dd5c5185afe0c06f7ad2a77a0b956841e643e59b92c0cff"],"state_sha256":"6f35b420101239587b41b6158918b733fa4e6def9c9f3497c5c186c4e74f4eff"}