{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:RLHZUP4T3XFDWAOSC5TX7IZDCH","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":"6ab58143c452e98ff5c9a500531c29e742189cfabc5b592cb3eb8e36d96d6caf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-04-14T20:00:01Z","title_canon_sha256":"94b2eabe887f085a0e99b803ce838ee406fe44f5c6767ee24167bb81527e0b53"},"schema_version":"1.0","source":{"id":"1104.2900","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1104.2900","created_at":"2026-05-18T02:02:28Z"},{"alias_kind":"arxiv_version","alias_value":"1104.2900v2","created_at":"2026-05-18T02:02:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1104.2900","created_at":"2026-05-18T02:02:28Z"},{"alias_kind":"pith_short_12","alias_value":"RLHZUP4T3XFD","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_16","alias_value":"RLHZUP4T3XFDWAOS","created_at":"2026-05-18T12:26:41Z"},{"alias_kind":"pith_short_8","alias_value":"RLHZUP4T","created_at":"2026-05-18T12:26:41Z"}],"graph_snapshots":[{"event_id":"sha256:61e73c952cf27a7867aed199b5018d25a36c7130b6f0da687c3f184afeaf61fb","target":"graph","created_at":"2026-05-18T02:02:28Z","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":"We report results of a unprecedentedly deep, blind search for Ly-alpha emitters (LAEs) at z = 5.7 using IMACS, the Inamori-Magellan Areal Camera & Spectrograph, with the goal of identifying missing sources of reionization that could also be basic building blocks for today's L* galaxies. We describe how improvements in wide field imaging with the Baade telescope, upgrades to IMACS, and the accumulation of ~20 hours of integration per field in excellent seeing led to the detection of single-emission-line sources as faint as F ~ 2 x 10^{-18} ergs s^{-1} cm^{-2}, a sensitivity 5 times deeper than ","authors_text":"Alaina Henry, Alan Dressler, Crystal L. Martin, Marcin Sawicki, Patrick McCarthy","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-04-14T20:00:01Z","title":"Detections of Faint Lyman-alpha Emitters at z = 5.7: Galaxy Building Blocks and Engines of Reionization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1104.2900","kind":"arxiv","version":2},"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":"sha256:84d461d789377e9eb7baf737b1a27f34e22bd366da18c18d2b0104a0bf7a770c","target":"record","created_at":"2026-05-18T02:02:28Z","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":"6ab58143c452e98ff5c9a500531c29e742189cfabc5b592cb3eb8e36d96d6caf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-04-14T20:00:01Z","title_canon_sha256":"94b2eabe887f085a0e99b803ce838ee406fe44f5c6767ee24167bb81527e0b53"},"schema_version":"1.0","source":{"id":"1104.2900","kind":"arxiv","version":2}},"canonical_sha256":"8acf9a3f93ddca3b01d217677fa32311f12c1ab56f85854ca2c75052c7a2a488","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8acf9a3f93ddca3b01d217677fa32311f12c1ab56f85854ca2c75052c7a2a488","first_computed_at":"2026-05-18T02:02:28.526952Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:28.526952Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fQsmcyxnDcdgoks+zLM5GMdx1aUPz9IUYI036qOpATsYM6OL9igTIQn1DudSe7JcohbV2YNWOnlbp/OMoVcKBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:28.527645Z","signed_message":"canonical_sha256_bytes"},"source_id":"1104.2900","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84d461d789377e9eb7baf737b1a27f34e22bd366da18c18d2b0104a0bf7a770c","sha256:61e73c952cf27a7867aed199b5018d25a36c7130b6f0da687c3f184afeaf61fb"],"state_sha256":"403d9b75506aa89429a00037dd8290d1357bc50ff4fb1b088e2f8769dbed60b0"}