{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1995:SVJXNYMN33CAKTZ6V252PJDQC3","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":"c38b056669adb6aa7b83e02eedd4c07a36749a401d65ade88ebb6dc567fac7ad","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-08-11T15:56:47Z","title_canon_sha256":"e81f30ecebb3846d580ae3cd73c514d4e3c1559a1ee89272ea8f7ba80abe2d53"},"schema_version":"1.0","source":{"id":"astro-ph/9508054","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9508054","created_at":"2026-07-04T15:58:05Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9508054v2","created_at":"2026-07-04T15:58:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9508054","created_at":"2026-07-04T15:58:05Z"},{"alias_kind":"pith_short_12","alias_value":"SVJXNYMN33CA","created_at":"2026-07-04T15:58:05Z"},{"alias_kind":"pith_short_16","alias_value":"SVJXNYMN33CAKTZ6","created_at":"2026-07-04T15:58:05Z"},{"alias_kind":"pith_short_8","alias_value":"SVJXNYMN","created_at":"2026-07-04T15:58:05Z"}],"graph_snapshots":[{"event_id":"sha256:2258b36b68b20c2566a03d7a122026f6e41358397019ee85bed41a81dd4eddbb","target":"graph","created_at":"2026-07-04T15:58:05Z","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/9508054/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a survey for extended 2.2 $\\mu$m emission in 20 new visual reflection nebulae, illuminated by stars with temperatures of 3,600 --- 33,000 K. We detect extended 2.2 $\\mu$m emission in 13 new nebulae, illuminated by stars with temperatures of 6,800 -- 33,000 K. For most of these 13 nebulae we have measured $J-K$, $H-K$, and $K-L'$, as well as obtaining surface brightness measurements at the wavelength of the 3.3 $\\mu$m emission feature. All of the reflection nebulae with extended near infrared emission in excess over scattered starlight have very similar near infrared colors and show ","authors_text":"K. Sellgren (Ohio State University), L. J. Allamandola (NASA Ames Research Center), M. W. Werner (Jet Propulsion Laboratory)","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1995-08-11T15:56:47Z","title":"A Survey of Near Infrared Emission in Visual Reflection Nebulae"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9508054","kind":"arxiv","version":2},"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":"sha256:48c30f21616d3acc6a20a0f6beea3e60c30a5322b5f9d5d85e876625e3cc5a09","target":"record","created_at":"2026-07-04T15:58:05Z","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":"c38b056669adb6aa7b83e02eedd4c07a36749a401d65ade88ebb6dc567fac7ad","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1995-08-11T15:56:47Z","title_canon_sha256":"e81f30ecebb3846d580ae3cd73c514d4e3c1559a1ee89272ea8f7ba80abe2d53"},"schema_version":"1.0","source":{"id":"astro-ph/9508054","kind":"arxiv","version":2}},"canonical_sha256":"955376e18ddec4054f3eaebba7a47016e03b76b25db9bfc54e5777716ff00db7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"955376e18ddec4054f3eaebba7a47016e03b76b25db9bfc54e5777716ff00db7","first_computed_at":"2026-07-04T15:58:05.349227Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:58:05.349227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IsjL0bp4A5gn0s7y1m7YpjXqL7AlKVKp/RD9n7c5QGgvRetSbLGjXNvGfLVUgg0rS40KndA9LMFZ0GH8rT8fDw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:58:05.349632Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9508054","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:48c30f21616d3acc6a20a0f6beea3e60c30a5322b5f9d5d85e876625e3cc5a09","sha256:2258b36b68b20c2566a03d7a122026f6e41358397019ee85bed41a81dd4eddbb"],"state_sha256":"d8a310750deaea4459d6b9b71e3d090853723e1af14fe26902f624bf9516e720"}