{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:QDXBAIPVHYBBLA7MJKQUXHX6KO","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":"fd722222f6b9984cd62afe4cd575b0cf5e37295a2985b99421b066a59c69ff95","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-06T21:00:31Z","title_canon_sha256":"5b064ab8d82cb15a6f30259701f19012e2d8d61595a8ea97185f4778066975ef"},"schema_version":"1.0","source":{"id":"astro-ph/0401061","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0401061","created_at":"2026-07-04T16:42:46Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0401061v1","created_at":"2026-07-04T16:42:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0401061","created_at":"2026-07-04T16:42:46Z"},{"alias_kind":"pith_short_12","alias_value":"QDXBAIPVHYBB","created_at":"2026-07-04T16:42:46Z"},{"alias_kind":"pith_short_16","alias_value":"QDXBAIPVHYBBLA7M","created_at":"2026-07-04T16:42:46Z"},{"alias_kind":"pith_short_8","alias_value":"QDXBAIPV","created_at":"2026-07-04T16:42:46Z"}],"graph_snapshots":[{"event_id":"sha256:272628be6df902d6435cc6c3ea9ad03a7ee2d35e8b253bb75f5c74752a1eeee0","target":"graph","created_at":"2026-07-04T16:42:46Z","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/astro-ph/0401061/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We describe results of optical and near-IR observations of a large spectroscopic sample of star-forming galaxies photometrically-selected to lie in the redshift range 1.4 < z < 2.5, often called the ``redshift desert'' because of historical difficulty in obtaining spectroscopic redshifts in this range. We show that the former ``redshift desert'' is now very much open to observation.","authors_text":"A. Shapley (UC Berkeley), Cambridge), C. Steidel (Caltech), D. Erb, K. Adelberger (OCIW), M. Hunt (Caltech), M. Pettini (IoA, N. Reddy","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2004-01-06T21:00:31Z","title":"Star-forming Galaxies in the 'Redshift Desert'"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0401061","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:b8c9ed37618a79d203d66f79db5592f947f8c03a39488b7450f05d365c049473","target":"record","created_at":"2026-07-04T16:42:46Z","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":"fd722222f6b9984cd62afe4cd575b0cf5e37295a2985b99421b066a59c69ff95","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2004-01-06T21:00:31Z","title_canon_sha256":"5b064ab8d82cb15a6f30259701f19012e2d8d61595a8ea97185f4778066975ef"},"schema_version":"1.0","source":{"id":"astro-ph/0401061","kind":"arxiv","version":1}},"canonical_sha256":"80ee1021f53e021583ec4aa14b9efe5387655e5c2a3d2d800edbbf413a125531","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80ee1021f53e021583ec4aa14b9efe5387655e5c2a3d2d800edbbf413a125531","first_computed_at":"2026-07-04T16:42:46.141242Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:42:46.141242Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"awnbv4WeeU4Lw9IHtCqaOtTPKorWh5n40lHm5iUd6GRRVSM9Xey2f8TMGPpbgt3T5Cm8Ui7i5+nvUpeXaI/pDA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:42:46.141664Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0401061","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8c9ed37618a79d203d66f79db5592f947f8c03a39488b7450f05d365c049473","sha256:272628be6df902d6435cc6c3ea9ad03a7ee2d35e8b253bb75f5c74752a1eeee0"],"state_sha256":"94fc071ef09729628a977607f90e0843ea1a5a767858f3b34fb7e40406188918"}