{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:WEUG7OUF57PXU3BNFKJ54KU7M5","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":"585edfc76ead8d800aac31ea09636fe142d5752c938109b3778d9506db795a07","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-06-09T17:16:03Z","title_canon_sha256":"2109dc7073c880672cc5666251a1ccb9d4109549f331d1c114077be845e4663a"},"schema_version":"1.0","source":{"id":"1606.03028","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.03028","created_at":"2026-05-18T01:10:29Z"},{"alias_kind":"arxiv_version","alias_value":"1606.03028v1","created_at":"2026-05-18T01:10:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.03028","created_at":"2026-05-18T01:10:29Z"},{"alias_kind":"pith_short_12","alias_value":"WEUG7OUF57PX","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_16","alias_value":"WEUG7OUF57PXU3BN","created_at":"2026-05-18T12:30:48Z"},{"alias_kind":"pith_short_8","alias_value":"WEUG7OUF","created_at":"2026-05-18T12:30:48Z"}],"graph_snapshots":[{"event_id":"sha256:5065fd7e6cc03a3a8eedc88fd1c5d64e7240d51fe264ca261e43a492bdad6350","target":"graph","created_at":"2026-05-18T01:10:29Z","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 present spectroscopic observations of six high redshift ($z_{\\rm em}$ $>$ 2) quasars, which have been selected for their Lyman $\\alpha$ (Ly$\\alpha$) emission region being only partially covered by a strong proximate ($z_{\\rm abs}$ $\\sim$ $z_{\\rm em}$) coronagraphic damped Ly$\\alpha$ system (DLA). We detected spatially extended Ly$\\alpha$ emission envelopes surrounding these six quasars, with projected spatial extent in the range 26 $\\le$ $d_{\\rm Ly\\alpha}$ $\\le$ 51 kpc. No correlation is found between the quasar ionizing luminosity and the Ly$\\alpha$ luminosity of their extended envelopes. ","authors_text":"Hassan Fathivavsari, Hayley Finley, Isabelle P\\^aris, Pasquier Noterdaeme, Patrick Petitjean, Raghunathan Srianand, Sebastian L\\'opez","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-06-09T17:16:03Z","title":"Extended Ly$\\alpha$ emission around quasars with eclipsing damped Ly$\\alpha$ systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.03028","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":"sha256:389d8c45ff9b1f4544b3eee9a06042ba861ebd991ae9d2a4cdd3b1f778c27ec1","target":"record","created_at":"2026-05-18T01:10:29Z","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":"585edfc76ead8d800aac31ea09636fe142d5752c938109b3778d9506db795a07","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-06-09T17:16:03Z","title_canon_sha256":"2109dc7073c880672cc5666251a1ccb9d4109549f331d1c114077be845e4663a"},"schema_version":"1.0","source":{"id":"1606.03028","kind":"arxiv","version":1}},"canonical_sha256":"b1286fba85efdf7a6c2d2a93de2a9f6778803b4791ac5194c8fc3daaf188ee46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b1286fba85efdf7a6c2d2a93de2a9f6778803b4791ac5194c8fc3daaf188ee46","first_computed_at":"2026-05-18T01:10:29.156558Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:29.156558Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"36iRELKSU0bdrv4Ew3P/JXKslB1Rsa5I9CjKUjhJl7CU7xvAWRLn81QlbXa8OS2J+lEnA8sfF65Wwx6Pb+WvAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:29.157093Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.03028","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:389d8c45ff9b1f4544b3eee9a06042ba861ebd991ae9d2a4cdd3b1f778c27ec1","sha256:5065fd7e6cc03a3a8eedc88fd1c5d64e7240d51fe264ca261e43a492bdad6350"],"state_sha256":"3005b36ae1d5e88a0c72765829db67de2d2a871171e43a0f011af1e5ea7d471d"}