{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:LNGA7RVETGJNCXUXBJIAYEJIME","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":"a92b40797ce42b015fe60ffeeea3764a4ded8e95b4b3848390234e2424d8b668","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-04-16T02:46:50Z","title_canon_sha256":"81b46b9cf435baaf94b22a5a765e1b99aab53231e30a175fd26b628619750468"},"schema_version":"1.0","source":{"id":"1504.04088","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.04088","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"arxiv_version","alias_value":"1504.04088v1","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.04088","created_at":"2026-05-18T01:21:32Z"},{"alias_kind":"pith_short_12","alias_value":"LNGA7RVETGJN","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"LNGA7RVETGJNCXUX","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"LNGA7RVE","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:945711101aa3754a47a9491c61697fcd210e8324a1f0839216fcfa0bc855b7fc","target":"graph","created_at":"2026-05-18T01:21:32Z","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":"(Abridged) We detect the large-scale structure of Lya emission in the Universe at redshifts z=2-3.5 by measuring the cross-correlation of Lya surface brightness with quasars in SDSS/BOSS. We use a million spectra targeting Luminous Red Galaxies at z<0.8, after subtracting a best fit model galaxy spectrum from each one, as an estimate of the high-redshift Lya surface brightness. The quasar-Lya emission cross-correlation we detect has a shape consistent with a LambdaCDM model with Omega_M =0.30^+0.10-0.07. The predicted amplitude of this cross-correlation is proportional to the product of the me","authors_text":"Adam Bolton, Adam Myers, Andreu Font-Ribera, An\\v{z}e Slosar, Christophe Y\\`eche, Daniel Eisenstein, David H. Weinberg, David J. Schlegel, Donald G. York, Donald P. Schneider, Graziano Rossi, Isabelle P\\^aris, Jean-Christophe Hamilton, Jeffrey B. Peterson, Joel Brownstein, Jon Brinkmann, Jordi Miralda-Escud\\'e, Jos\\'e Vazquez, Khee-Gan Lee, Kyle S. Dawson, Matteo Viel, Matthew M. Pieri, Nathalie Palanque-Delabrouille, Nicholas P. Ross, Patrick Petitjean, Rupert A.C. Croft, Timoth\\'ee Delubac, Zheng Zheng","cross_cats":["astro-ph.GA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-04-16T02:46:50Z","title":"Large-scale clustering of Lyman-alpha emission intensity from SDSS/BOSS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.04088","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":"sha256:6ea0ee653ffb5341a6460493ecaaab1d1da133cdd479d78f37b968ad4c8c64ef","target":"record","created_at":"2026-05-18T01:21:32Z","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":"a92b40797ce42b015fe60ffeeea3764a4ded8e95b4b3848390234e2424d8b668","cross_cats_sorted":["astro-ph.GA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2015-04-16T02:46:50Z","title_canon_sha256":"81b46b9cf435baaf94b22a5a765e1b99aab53231e30a175fd26b628619750468"},"schema_version":"1.0","source":{"id":"1504.04088","kind":"arxiv","version":1}},"canonical_sha256":"5b4c0fc6a49992d15e970a500c1128613a13e4b118340cb0408e954171c3992c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b4c0fc6a49992d15e970a500c1128613a13e4b118340cb0408e954171c3992c","first_computed_at":"2026-05-18T01:21:32.251309Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:32.251309Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5AtmsKX+EOO7WRnPF7b8klUZ9SXXjK/x4CyrbN7e/DBpHXAU93sJ54FKIt8hoPmbSVbYrtViT2LEpg50+2MLBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:32.252122Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.04088","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6ea0ee653ffb5341a6460493ecaaab1d1da133cdd479d78f37b968ad4c8c64ef","sha256:945711101aa3754a47a9491c61697fcd210e8324a1f0839216fcfa0bc855b7fc"],"state_sha256":"2bf3a34cf035648c135c7e58487a4913da47ff02334a30acd49a0d49fac4b22c"}