{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:A3UEMJLGPHAROVBVP3XROLGNEL","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":"e8c2d66df9f1666951889a2993ce32f8f2df472ae8300bee21b542b7d7330d89","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-10-07T20:34:55Z","title_canon_sha256":"3f9c3d5914f549c6f7ce9c9c259e23341852fcad3173144c65a604af6e083a5b"},"schema_version":"1.0","source":{"id":"0910.1363","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.1363","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"arxiv_version","alias_value":"0910.1363v1","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.1363","created_at":"2026-05-18T02:34:19Z"},{"alias_kind":"pith_short_12","alias_value":"A3UEMJLGPHAR","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"A3UEMJLGPHAROVBV","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"A3UEMJLG","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:9f6469985e690c1a6fbf065da497c07dfd8098ce3ba2486d47248d779e54d81b","target":"graph","created_at":"2026-05-18T02:34:19Z","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 model the optical to far-infrared SEDs of a sample of six type-1 and six type-2 quasars selected in the mid-infrared. The objects in our sample are matched in mid-IR luminosity and selected based on their Spitzer IRAC colors. We obtained new targeted Spitzer IRS and MIPS observations and used archival photometry to examine the optical to far-IR SEDs. We investigate whether the observed differences between samples are consistent with orientation-based unification schemes. The type-1 objects show significant emission at 3 micron. They do not show strong PAH emission and have less far-IR emiss","authors_text":"(2) Spitzer Science Center, (3) Haverford College, (4) NOAO/CTIO), Anna Sajina (3), Gabriela Canalizo (1), Kyle D. Hiner (1), Lee Armus (2), Lisa Storrie-Lombardi (2) ((1) UC Riverside, Mark Lacy (2), Susan Ridgway (4)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-10-07T20:34:55Z","title":"An Infrared Comparison of Type-1 and Type-2 Quasars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.1363","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:ff8fcbdd2d7aebd1e3149a15614656cd0f6c45a19c76eb35db442bf6e38ce0d2","target":"record","created_at":"2026-05-18T02:34:19Z","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":"e8c2d66df9f1666951889a2993ce32f8f2df472ae8300bee21b542b7d7330d89","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-10-07T20:34:55Z","title_canon_sha256":"3f9c3d5914f549c6f7ce9c9c259e23341852fcad3173144c65a604af6e083a5b"},"schema_version":"1.0","source":{"id":"0910.1363","kind":"arxiv","version":1}},"canonical_sha256":"06e846256679c11754357eef172ccd22c7ff9d9c760a13198ec4f22b498ab62e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06e846256679c11754357eef172ccd22c7ff9d9c760a13198ec4f22b498ab62e","first_computed_at":"2026-05-18T02:34:19.737282Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:34:19.737282Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AsSvcb9VGMvOiG8FZUXIA1N3fSasYEajXP/SXjNTdfC21+M+SLCD/MXW8IYevJZysAGHceoSnsLRkQZYQVUEBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:34:19.737750Z","signed_message":"canonical_sha256_bytes"},"source_id":"0910.1363","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff8fcbdd2d7aebd1e3149a15614656cd0f6c45a19c76eb35db442bf6e38ce0d2","sha256:9f6469985e690c1a6fbf065da497c07dfd8098ce3ba2486d47248d779e54d81b"],"state_sha256":"d41ceea58f87526ae7436991a849f75fb53171e5c640ddaafd33bab4049066aa"}