{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:7WXBA4752JHKZQWAY3OJSZXFD2","short_pith_number":"pith:7WXBA475","schema_version":"1.0","canonical_sha256":"fdae1073fdd24eacc2c0c6dc9966e51e82cff786e44ca9ba661658e20f408218","source":{"kind":"arxiv","id":"1804.01120","version":2},"attestation_state":"computed","paper":{"title":"What if string theory has no de Sitter vacua?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ph"],"primary_cat":"hep-th","authors_text":"Thomas Van Riet, Ulf H. Danielsson","submitted_at":"2018-04-03T18:27:18Z","abstract_excerpt":"We present a brief overview of attempts to construct de Sitter vacua in string theory and explain how the results of this 20-year endeavor could point to the fact that string theory harbors no de Sitter vacua at all. Making such a statement is often considered controversial and \"bad news for string theory\". We discuss how perhaps the opposite can be true."},"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":"1804.01120","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-04-03T18:27:18Z","cross_cats_sorted":["astro-ph.CO","hep-ph"],"title_canon_sha256":"6f28a9e162bf983f1ab64e8b39f66e30324428820796223b0935fffee46694b8","abstract_canon_sha256":"1e4b7c3e67e8b5937334d4c8763c397f3696f9642c9ee2f855fd2644d9f967d5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:04.592721Z","signature_b64":"d2KNwjDWoaLii30meVGxndCrn2r/TqThWazq0maO9EIYkhyAAcgw6sUaiaZ0/Jwgtmj9Jb0ZIo3qaSYgxNakAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fdae1073fdd24eacc2c0c6dc9966e51e82cff786e44ca9ba661658e20f408218","last_reissued_at":"2026-05-18T00:06:04.592195Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:04.592195Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"What if string theory has no de Sitter vacua?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-ph"],"primary_cat":"hep-th","authors_text":"Thomas Van Riet, Ulf H. Danielsson","submitted_at":"2018-04-03T18:27:18Z","abstract_excerpt":"We present a brief overview of attempts to construct de Sitter vacua in string theory and explain how the results of this 20-year endeavor could point to the fact that string theory harbors no de Sitter vacua at all. Making such a statement is often considered controversial and \"bad news for string theory\". We discuss how perhaps the opposite can be true."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.01120","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1804.01120","created_at":"2026-05-18T00:06:04.592250+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.01120v2","created_at":"2026-05-18T00:06:04.592250+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.01120","created_at":"2026-05-18T00:06:04.592250+00:00"},{"alias_kind":"pith_short_12","alias_value":"7WXBA4752JHK","created_at":"2026-05-18T12:32:11.075285+00:00"},{"alias_kind":"pith_short_16","alias_value":"7WXBA4752JHKZQWA","created_at":"2026-05-18T12:32:11.075285+00:00"},{"alias_kind":"pith_short_8","alias_value":"7WXBA475","created_at":"2026-05-18T12:32:11.075285+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":7,"internal_anchor_count":5,"sample":[{"citing_arxiv_id":"2605.23900","citing_title":"What to do with a Ricci-flat Calabi--Yau metric?","ref_index":79,"is_internal_anchor":true},{"citing_arxiv_id":"2008.10625","citing_title":"Lectures on Naturalness, String Landscape and Multiverse","ref_index":220,"is_internal_anchor":true},{"citing_arxiv_id":"2507.02037","citing_title":"An M-theory dS maximum from Casimir energies on Riemann-flat manifolds","ref_index":8,"is_internal_anchor":true},{"citing_arxiv_id":"2511.19154","citing_title":"Dynamical system analysis of the cosmological phases in Palatini $k$-essence gravity","ref_index":25,"is_internal_anchor":true},{"citing_arxiv_id":"2603.25797","citing_title":"Dark energy from string theory: an introductory review","ref_index":20,"is_internal_anchor":true},{"citing_arxiv_id":"2604.01384","citing_title":"AI usage in string theory, a case study: String Vacua in the Interior of Moduli Space","ref_index":4,"is_internal_anchor":false},{"citing_arxiv_id":"2604.09141","citing_title":"Bounding axion dark energy","ref_index":13,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2","json":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2.json","graph_json":"https://pith.science/api/pith-number/7WXBA4752JHKZQWAY3OJSZXFD2/graph.json","events_json":"https://pith.science/api/pith-number/7WXBA4752JHKZQWAY3OJSZXFD2/events.json","paper":"https://pith.science/paper/7WXBA475"},"agent_actions":{"view_html":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2","download_json":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2.json","view_paper":"https://pith.science/paper/7WXBA475","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.01120&json=true","fetch_graph":"https://pith.science/api/pith-number/7WXBA4752JHKZQWAY3OJSZXFD2/graph.json","fetch_events":"https://pith.science/api/pith-number/7WXBA4752JHKZQWAY3OJSZXFD2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2/action/storage_attestation","attest_author":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2/action/author_attestation","sign_citation":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2/action/citation_signature","submit_replication":"https://pith.science/pith/7WXBA4752JHKZQWAY3OJSZXFD2/action/replication_record"}},"created_at":"2026-05-18T00:06:04.592250+00:00","updated_at":"2026-05-18T00:06:04.592250+00:00"}