{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:4RHWT2HGFWM5KFN5UOHBNT3AZ6","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":"81658a9ff9dfcf80628142bba576e4aff1fc018b6d2027f50a2394d91e4d6228","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-08T20:00:01Z","title_canon_sha256":"3f246214aa85c6196b4df5d269c212604930cda286d379281bb2225d41a9b0ab"},"schema_version":"1.0","source":{"id":"1106.1642","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.1642","created_at":"2026-05-18T02:01:40Z"},{"alias_kind":"arxiv_version","alias_value":"1106.1642v1","created_at":"2026-05-18T02:01:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.1642","created_at":"2026-05-18T02:01:40Z"},{"alias_kind":"pith_short_12","alias_value":"4RHWT2HGFWM5","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4RHWT2HGFWM5KFN5","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4RHWT2HG","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:f1db86ddc991bb70058a6530a8e3c86ed26b4f36335b5f7bc90c2228e425488a","target":"graph","created_at":"2026-05-18T02:01:40Z","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":"Strong foreground absorption features from singly-ionized Magnesium (Mg II) are commonly observed in the spectra of quasars and are presumed to probe a wide range of galactic environments. To date, measurements of the average dark matter halo masses of intervening Mg II absorbers by way of large-scale cross-correlations with luminous galaxies have been limited to z<0.7. In this work we cross-correlate 21 strong (W{\\lambda}2796>0.6 {\\deg}A) Mg II absorption systems detected in quasar spectra from the Sloan Digital Sky Survey Data Release 7 with ~32,000 spectroscopically confirmed galaxies at 0.","authors_text":"Alison Coil, Britt Lundgren, David Wake, Donald York, Nikhil Padmanabhan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-08T20:00:01Z","title":"The Dark Matter Haloes and Host Galaxies of MgII Absorbers at z~1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.1642","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":"sha256:64d9cdb8fa89e3ac063c89edc48f6162d863acaba8d2f2bc16dc470d07be388d","target":"record","created_at":"2026-05-18T02:01:40Z","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":"81658a9ff9dfcf80628142bba576e4aff1fc018b6d2027f50a2394d91e4d6228","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-06-08T20:00:01Z","title_canon_sha256":"3f246214aa85c6196b4df5d269c212604930cda286d379281bb2225d41a9b0ab"},"schema_version":"1.0","source":{"id":"1106.1642","kind":"arxiv","version":1}},"canonical_sha256":"e44f69e8e62d99d515bda38e16cf60cfbab89f3cacbeb66fcc96c0898ef7f44d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e44f69e8e62d99d515bda38e16cf60cfbab89f3cacbeb66fcc96c0898ef7f44d","first_computed_at":"2026-05-18T02:01:40.707176Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:40.707176Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UoUd4BAKo+5QAH/f0lRD3H1b7mP8WyHJm6leN88aGLxKc0VwPTp6RocedcFBCK9AYhZ1l+n4dXJO2DsNahD2CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:40.707784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.1642","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64d9cdb8fa89e3ac063c89edc48f6162d863acaba8d2f2bc16dc470d07be388d","sha256:f1db86ddc991bb70058a6530a8e3c86ed26b4f36335b5f7bc90c2228e425488a"],"state_sha256":"5d7a9a11e9b723988df948c97290ac5e70d417c485536cab5a8b5ef9ccf62598"}