{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:CFKV3GVHLIXROVPRPTYFVGGWBI","short_pith_number":"pith:CFKV3GVH","schema_version":"1.0","canonical_sha256":"11555d9aa75a2f1755f17cf05a98d60a38af7d995988487c7844eb455937d52d","source":{"kind":"arxiv","id":"2506.19788","version":1},"attestation_state":"computed","paper":{"title":"Line ratio identification of external photoevaporation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Mari-Liis Aru, Thomas J. Haworth, Tyger Peake, William J. Henney","submitted_at":"2025-06-24T16:53:13Z","abstract_excerpt":"External photoevaporation of protoplanetary discs, by massive O stars in stellar clusters, is thought to be a significant process in the evolution of a disc. It has been shown to result in significant mass loss and disc truncation, ultimately reducing the lifetime of the discs, and possibly affecting potential planet populations. It is a well-studied process in the Orion Nebula Cluster (ONC) where the cometary morphology of proplyds is spatially resolvable due to its proximity to Earth. However, we need to study external photoevaporation in additional stellar clusters to better understand its "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2506.19788","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2025-06-24T16:53:13Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"45c5c5814a723727711043ed3df4880261fe04f2c7facc80cc648305f294d370","abstract_canon_sha256":"38b1b3b3876ac61650b0b24dbf18cc930bb1821d75c9c4521d059aefb53c5f9f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:00:03.111340Z","signature_b64":"LDbg5DtPJ1+byyTMfqxDF/1CnKZ06SJZE15ddvPSmec6+d9wwyNJo5GVPBROQkGhicUbcPbCXMOm8ytP1omWAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11555d9aa75a2f1755f17cf05a98d60a38af7d995988487c7844eb455937d52d","last_reissued_at":"2026-07-05T12:00:03.110839Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:00:03.110839Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Line ratio identification of external photoevaporation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Mari-Liis Aru, Thomas J. Haworth, Tyger Peake, William J. Henney","submitted_at":"2025-06-24T16:53:13Z","abstract_excerpt":"External photoevaporation of protoplanetary discs, by massive O stars in stellar clusters, is thought to be a significant process in the evolution of a disc. It has been shown to result in significant mass loss and disc truncation, ultimately reducing the lifetime of the discs, and possibly affecting potential planet populations. It is a well-studied process in the Orion Nebula Cluster (ONC) where the cometary morphology of proplyds is spatially resolvable due to its proximity to Earth. However, we need to study external photoevaporation in additional stellar clusters to better understand its "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.19788","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2506.19788/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2506.19788","created_at":"2026-07-05T12:00:03.110899+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.19788v1","created_at":"2026-07-05T12:00:03.110899+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.19788","created_at":"2026-07-05T12:00:03.110899+00:00"},{"alias_kind":"pith_short_12","alias_value":"CFKV3GVHLIXR","created_at":"2026-07-05T12:00:03.110899+00:00"},{"alias_kind":"pith_short_16","alias_value":"CFKV3GVHLIXROVPR","created_at":"2026-07-05T12:00:03.110899+00:00"},{"alias_kind":"pith_short_8","alias_value":"CFKV3GVH","created_at":"2026-07-05T12:00:03.110899+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI","json":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI.json","graph_json":"https://pith.science/api/pith-number/CFKV3GVHLIXROVPRPTYFVGGWBI/graph.json","events_json":"https://pith.science/api/pith-number/CFKV3GVHLIXROVPRPTYFVGGWBI/events.json","paper":"https://pith.science/paper/CFKV3GVH"},"agent_actions":{"view_html":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI","download_json":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI.json","view_paper":"https://pith.science/paper/CFKV3GVH","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.19788&json=true","fetch_graph":"https://pith.science/api/pith-number/CFKV3GVHLIXROVPRPTYFVGGWBI/graph.json","fetch_events":"https://pith.science/api/pith-number/CFKV3GVHLIXROVPRPTYFVGGWBI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI/action/storage_attestation","attest_author":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI/action/author_attestation","sign_citation":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI/action/citation_signature","submit_replication":"https://pith.science/pith/CFKV3GVHLIXROVPRPTYFVGGWBI/action/replication_record"}},"created_at":"2026-07-05T12:00:03.110899+00:00","updated_at":"2026-07-05T12:00:03.110899+00:00"}