{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:AHYKUEXO5YJWMVGPNKGXJTYB43","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":"09ff53a16d6c53e9733241cd2dff3e866e69bbe439d656bbb9296709b764ffeb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1999-08-27T13:46:58Z","title_canon_sha256":"bede78fefab2c5b73a639f2c8d013643766096e3f70e232b1e125d254ed98c83"},"schema_version":"1.0","source":{"id":"astro-ph/9908301","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9908301","created_at":"2026-07-04T15:54:19Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9908301v1","created_at":"2026-07-04T15:54:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9908301","created_at":"2026-07-04T15:54:19Z"},{"alias_kind":"pith_short_12","alias_value":"AHYKUEXO5YJW","created_at":"2026-07-04T15:54:19Z"},{"alias_kind":"pith_short_16","alias_value":"AHYKUEXO5YJWMVGP","created_at":"2026-07-04T15:54:19Z"},{"alias_kind":"pith_short_8","alias_value":"AHYKUEXO","created_at":"2026-07-04T15:54:19Z"}],"graph_snapshots":[{"event_id":"sha256:85ecbede6a3c5fd812792e9ad6929334dc0c637e6f7f1709f4f1309be02dba22","target":"graph","created_at":"2026-07-04T15:54:19Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/9908301/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present the results of a 2.7 mm continuum interferometric survey of 24 young stellar objects in 11 fields. The target objects range from deeply embedded Class 0 sources to optical T Tauri sources. This is the first sub-arcsecond survey of the 2.7 mm dust continuum emission from young, embedded stellar systems. The images show a diversity of structure and complexity. The optically visible T Tauri stars (DG Tauri, HL Tauri, GG Tauri,and GM Aurigae) have continuum emission dominated by compact, less than 1\", circumstellar disks. The more embedded near-infrared sources (SVS13 and L1551 IRS5) ha","authors_text":"Lee G. Mundy, Leslie W. Looney, & W.J. Welch","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1999-08-27T13:46:58Z","title":"Unveiling the Circumstellar Envelope and Disk: A Sub-Arcsecond Survey of Circumstellar Structures"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9908301","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":"sha256:794b53f98adddb563096800654274fbdb04e1de42fe42e5012cee51bf1da389e","target":"record","created_at":"2026-07-04T15:54:19Z","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":"09ff53a16d6c53e9733241cd2dff3e866e69bbe439d656bbb9296709b764ffeb","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1999-08-27T13:46:58Z","title_canon_sha256":"bede78fefab2c5b73a639f2c8d013643766096e3f70e232b1e125d254ed98c83"},"schema_version":"1.0","source":{"id":"astro-ph/9908301","kind":"arxiv","version":1}},"canonical_sha256":"01f0aa12eeee136654cf6a8d74cf01e6c2578ecccb468bf6a5d645791076d8fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"01f0aa12eeee136654cf6a8d74cf01e6c2578ecccb468bf6a5d645791076d8fa","first_computed_at":"2026-07-04T15:54:19.621365Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:54:19.621365Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8jq9kX0sdqntbjcI06gIIRGfMpUXM9NosgwRt/I4pse1hBcFzqCOf3j7g0/qvfPdnhzQ2MWfrEdhzdDLDQiIBA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:54:19.621742Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9908301","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:794b53f98adddb563096800654274fbdb04e1de42fe42e5012cee51bf1da389e","sha256:85ecbede6a3c5fd812792e9ad6929334dc0c637e6f7f1709f4f1309be02dba22"],"state_sha256":"199e2c068aa0df8a3eead11cdee484a342bf56b1890d02ca2606855485ee86b3"}