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Contrary to the EUV photoevaporation scenario, which creates a gap at about $r_g\\sim 7\\ (M_*/1{\\rm M}_{\\odot})$ AU and then erodes the outer disk from inside out, we find that FUV photoevaporation predominantly removes less bound ga"},"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":"0809.1494","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2008-09-09T14:32:00Z","cross_cats_sorted":[],"title_canon_sha256":"4d5cc28e2ce04d922d6f1ed312239efd1789c9ff07f3d6ccb98053c834c4b206","abstract_canon_sha256":"6dccb1b070437f4693bd06e53d06a28a1231180e3e8161a244184fd02d77dd54"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:32.835904Z","signature_b64":"uueFByLs09BF7JLxmItwb9ndtjES49QhptDELCq0dAZcy/cCTPP3xCy2NFCTP4umzBcRifH1M4eKF95wyjfCDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a5f08c5ba3f7dbf02f1cad925a2b690be49d395f094d1d50d3f47c06343cd43a","last_reissued_at":"2026-05-18T04:29:32.835526Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:32.835526Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Photoevaporation of Circumstellar Disks by FUV, EUV and X-ray Radiation from the Central Star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"David Hollenbach, Uma Gorti","submitted_at":"2008-09-09T14:32:00Z","abstract_excerpt":"We calculate the rate of photoevaporation of a circumstellar disk by energetic radiation (FUV, 6eV $<h\\nu<$13.6eV; EUV, 13.6eV $<h\\nu<$0.1keV; and Xrays, $h\\nu>0.1$keV) from its central star. 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