{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RJD6CJWKMMFD2W7Q5PILTJ4IMR","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":"39b93eae445c39d9eff3f8d3db8f098d77e166c7e1f68760aa2905aa8217e063","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-02-26T21:00:26Z","title_canon_sha256":"24e7d790650b1f4766276e0bc3a02b8d579f1c83341f40afcfe58fa785ef2794"},"schema_version":"1.0","source":{"id":"1402.6697","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.6697","created_at":"2026-05-18T02:26:10Z"},{"alias_kind":"arxiv_version","alias_value":"1402.6697v1","created_at":"2026-05-18T02:26:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.6697","created_at":"2026-05-18T02:26:10Z"},{"alias_kind":"pith_short_12","alias_value":"RJD6CJWKMMFD","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RJD6CJWKMMFD2W7Q","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RJD6CJWK","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:8e6c99bdf3091cff7dbe1332587511e01db3fb208a50c6fe124f2248e9d8d98d","target":"graph","created_at":"2026-05-18T02:26:10Z","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":"Candidate galaxies at redshifts of $z \\sim 10$ are now being found in extremely deep surveys, probing very small areas. As a consequence, candidates are very faint, making spectroscopic confirmation practically impossible. In order to overcome such limitations, we have undertaken the CF-HiZELS survey, which is a large area, medium depth near infrared narrow-band survey targeted at $z=8.8$ Lyman-$\\alpha$ (Ly$\\alpha$) emitters (LAEs) and covering 10 deg$^2$ in part of the SSA22 field with the Canada-France-Hawaii Telescope. We surveyed a comoving volume of $4.7\\times 10^6$ Mpc$^3$ to a Ly$\\alpha","authors_text":"Bo Milvang-Jensen, David Sobral, Ian Smail, Jae-Woo Kim, Johan Fynbo, Jorryt Matthee, Marijn Franx, Mark Swinbank, Philip Best","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-02-26T21:00:26Z","title":"A 10 deg$^2$ Lyman-$\\alpha$ survey at z=8.8 with spectroscopic follow-up: strong constraints on the LF and implications for other surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.6697","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":"sha256:8f5d4673f1a2e17f031dc785d0e2880d70e813387fe86c920025b6f5407fe6d0","target":"record","created_at":"2026-05-18T02:26:10Z","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":"39b93eae445c39d9eff3f8d3db8f098d77e166c7e1f68760aa2905aa8217e063","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-02-26T21:00:26Z","title_canon_sha256":"24e7d790650b1f4766276e0bc3a02b8d579f1c83341f40afcfe58fa785ef2794"},"schema_version":"1.0","source":{"id":"1402.6697","kind":"arxiv","version":1}},"canonical_sha256":"8a47e126ca630a3d5bf0ebd0b9a788645cd6b55211e9457a60f15e8e2c09e40b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8a47e126ca630a3d5bf0ebd0b9a788645cd6b55211e9457a60f15e8e2c09e40b","first_computed_at":"2026-05-18T02:26:10.778978Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:10.778978Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"55qI9UlwxlbUcv6TZ7sIlMwqiG9Etq5nDca3XlHe+vSjcXk/LQB66etm9ZM8nmi8fsJCudIv7tvcunCoRekHBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:10.779596Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.6697","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8f5d4673f1a2e17f031dc785d0e2880d70e813387fe86c920025b6f5407fe6d0","sha256:8e6c99bdf3091cff7dbe1332587511e01db3fb208a50c6fe124f2248e9d8d98d"],"state_sha256":"fc56c07541d3973c93f6b0c2729a36f0115bcf5b518cdeb1109f44393476e6bd"}