{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:CNZPLA3QLJRXZUU6EKMFQ3KOTU","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":"a326882f20789a596627dc419138ee2003d21fdd6e375a017bb64599b518643f","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-04-28T14:45:55Z","title_canon_sha256":"23bc45d6e6932e46abd077b9a8ce950345868c2079814b2f955ddd2e975065d8"},"schema_version":"1.0","source":{"id":"2504.19849","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.19849","created_at":"2026-07-05T10:55:04Z"},{"alias_kind":"arxiv_version","alias_value":"2504.19849v1","created_at":"2026-07-05T10:55:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.19849","created_at":"2026-07-05T10:55:04Z"},{"alias_kind":"pith_short_12","alias_value":"CNZPLA3QLJRX","created_at":"2026-07-05T10:55:04Z"},{"alias_kind":"pith_short_16","alias_value":"CNZPLA3QLJRXZUU6","created_at":"2026-07-05T10:55:04Z"},{"alias_kind":"pith_short_8","alias_value":"CNZPLA3Q","created_at":"2026-07-05T10:55:04Z"}],"graph_snapshots":[{"event_id":"sha256:274539f7d5faea1284dffdbb1bb9eb83ff99004a811a8b72580459408b003ab3","target":"graph","created_at":"2026-07-05T10:55:04Z","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/2504.19849/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Comets, during their journeys into the inner solar system, deliver volatile gases, organics, and particulates into their comae that provide crucial information for assessing the physico-chemical conditions in the outer disk from which they formed. Here we present observational and modeling results of a JWST NIRSpec and MIRI MRS integral-field-unit (IFU) spatial-spectral study of the inner coma of the Oort Cloud comet C/2017 K2 (PanSTARRS) at a heliocentric distance of 2.35 au. We find the comet is hyperactive (water ice active fraction greater than or equal to 86%), with a nucleus radius of $<","authors_text":"Charles E. Woodward, David E. Harker, Diane H. Wooden, Dominique Bockelee-Morvan, Michael S.P. Kelley, Nathan X. Roth, Stefanie N. Milam","cross_cats":["astro-ph.IM"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-04-28T14:45:55Z","title":"A JWST Study of the Remarkable Oort Cloud Comet C/2017 K2 (PanSTARRS)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.19849","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":"sha256:52388e9e02936f8a3c48b509ecb2d902eb8e583c3f8574786c0b077d8d7bc9d4","target":"record","created_at":"2026-07-05T10:55:04Z","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":"a326882f20789a596627dc419138ee2003d21fdd6e375a017bb64599b518643f","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-04-28T14:45:55Z","title_canon_sha256":"23bc45d6e6932e46abd077b9a8ce950345868c2079814b2f955ddd2e975065d8"},"schema_version":"1.0","source":{"id":"2504.19849","kind":"arxiv","version":1}},"canonical_sha256":"1372f583705a637cd29e2298586d4e9d34761ca13becbb345fea330d6f94225a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1372f583705a637cd29e2298586d4e9d34761ca13becbb345fea330d6f94225a","first_computed_at":"2026-07-05T10:55:04.161994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:55:04.161994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cMV/o1kaH5X25d0KFjZueY7i+/+2PFq6+jV5wHBol4PccPHQQCPfX3TChJ0oSMsSppGyjU38TJihpSZOGDQxCw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:55:04.162509Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.19849","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52388e9e02936f8a3c48b509ecb2d902eb8e583c3f8574786c0b077d8d7bc9d4","sha256:274539f7d5faea1284dffdbb1bb9eb83ff99004a811a8b72580459408b003ab3"],"state_sha256":"e3359493bd6eea45ce5a35f3be90af79073c69f5a17ce146b0f5c133e1eac144"}