{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:U74AJGMWUD7OY5HZZPO6XQBTWI","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":"c123b3b7100b0a4ab4b86f4f1ef5bdbd0c4cc3ed5ff780157f17891edd66efca","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-06-18T03:36:47Z","title_canon_sha256":"d79ec721548bc51f6ba2b731a06a65688574f3299181d2d5a41094746d8835b4"},"schema_version":"1.0","source":{"id":"2606.19756","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.19756","created_at":"2026-06-19T16:12:34Z"},{"alias_kind":"arxiv_version","alias_value":"2606.19756v1","created_at":"2026-06-19T16:12:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.19756","created_at":"2026-06-19T16:12:34Z"},{"alias_kind":"pith_short_12","alias_value":"U74AJGMWUD7O","created_at":"2026-06-19T16:12:34Z"},{"alias_kind":"pith_short_16","alias_value":"U74AJGMWUD7OY5HZ","created_at":"2026-06-19T16:12:34Z"},{"alias_kind":"pith_short_8","alias_value":"U74AJGMW","created_at":"2026-06-19T16:12:34Z"}],"graph_snapshots":[{"event_id":"sha256:897f98af7f5d7ea93113eecc9317e21028ec18057ccaf32b06793b8e101ca338","target":"graph","created_at":"2026-06-19T16:12:34Z","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/2606.19756/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a systematic comparative analysis of 324 starless cores in early-phase infrared-dark clouds (IRDCs; ASHES survey) and evolved-phase infrared-bright clouds (IRBCs; QUARKS survey) using 1.3 mm continuum and line data by the Atacama Large Millimeter/submillimeter Array (ALMA). Despite having comparable sizes ($\\sim$2500 au),starless cores in IRBCs exhibit systematically higher median mass ($1.5\\,M_{\\odot}$ vs. $0.6\\,M_{\\odot}$), number density, and surface density--enhancements of approximately a factor of two relative to starless cores in IRDCs. Starless cores in IRBCs also display re","authors_text":"Amelia Stutz, Anandmayee Tej, Archana Soam, A.Y. Yang, Chang Won Lee, Dongting Yang, Fengwei Xu, Guido Garay, Hong-Li Liu, James O. Chibueze, Jihye Hwang, Kee-Tae Kim, Lei Zhu, Leonardo Bronfman, L. K. Dewangan, Mika Juvela, Pablo Garc{\\i}a, Patricio Sanhueza, Prasanta Gorai, Sami Dib, Shanghuo Li, Sheng-Li Qin, Shivani Gupta, Siju Zhang, Swagat Ranjan Das, Tapas Baug, Tie Liu, Wenyu Jiao, Xiaofeng Mai, Xindi Tang, Xunchuan Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-06-18T03:36:47Z","title":"Evolution of starless cores in massive clumps seen by the ALMA ASHES and QUARKS surveys"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.19756","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":"sha256:4f482b94e617f133c30cb519a56561c5960e7e83dc4cb6e1107b85098117c498","target":"record","created_at":"2026-06-19T16:12:34Z","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":"c123b3b7100b0a4ab4b86f4f1ef5bdbd0c4cc3ed5ff780157f17891edd66efca","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-06-18T03:36:47Z","title_canon_sha256":"d79ec721548bc51f6ba2b731a06a65688574f3299181d2d5a41094746d8835b4"},"schema_version":"1.0","source":{"id":"2606.19756","kind":"arxiv","version":1}},"canonical_sha256":"a7f8049996a0feec74f9cbddebc033b21069fae6b1d99864def447236e69f9f8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7f8049996a0feec74f9cbddebc033b21069fae6b1d99864def447236e69f9f8","first_computed_at":"2026-06-19T16:12:34.338435Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-19T16:12:34.338435Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WpaF1hq5ky0W7POc33AMpvjKz+KYAWMNQ0NFt5SBerHtcLC/Ywh9Ltoq/n0miNKDJxhgqWxhbF8YfZz7G9yHCA==","signature_status":"signed_v1","signed_at":"2026-06-19T16:12:34.338799Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.19756","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4f482b94e617f133c30cb519a56561c5960e7e83dc4cb6e1107b85098117c498","sha256:897f98af7f5d7ea93113eecc9317e21028ec18057ccaf32b06793b8e101ca338"],"state_sha256":"78dca20b4602051f9530cfb80362eb9a43eb1e72b8bebf0f7d040c026bfba444"}