{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:PBS6JML5VXUXJM4OH5UR64TTSM","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":"0f8202ff85735e247f0eb1a1f7318e9ab6f8d33a213fd5e40949660ff1b41159","cross_cats_sorted":["hep-ph","hep-th"],"license":"","primary_cat":"astro-ph","submitted_at":"1999-08-07T18:21:34Z","title_canon_sha256":"23c31b5d0f332e5980d04d65eb3125673267530df1eb6d2110dc8cf763322fc3"},"schema_version":"1.0","source":{"id":"astro-ph/9908085","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9908085","created_at":"2026-07-04T17:25:53Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9908085v2","created_at":"2026-07-04T17:25:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9908085","created_at":"2026-07-04T17:25:53Z"},{"alias_kind":"pith_short_12","alias_value":"PBS6JML5VXUX","created_at":"2026-07-04T17:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"PBS6JML5VXUXJM4O","created_at":"2026-07-04T17:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"PBS6JML5","created_at":"2026-07-04T17:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:fa0f69f181b8f6b6a0978fc095e195c07514f522727b6b560066ea6a21a664be","target":"graph","created_at":"2026-07-04T17:25:53Z","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/astro-ph/9908085/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modern data is showing increasing evidence that the Universe is accelerating. So far, all attempts to account for the acceleration have required some fundamental dimensionless quantities to be extremely small. We show how a class of scalar field models (which may emerge naturally from superstring theory) can account for acceleration which starts in the present epoch with all the potential parameters O(1) in Planck units.","authors_text":"Andreas Albrecht (UC Davis), Constantinos Skordis (UC Davis)","cross_cats":["hep-ph","hep-th"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1999-08-07T18:21:34Z","title":"Phenomenology of a realistic accelerating universe using only Planck-scale physics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9908085","kind":"arxiv","version":2},"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:b10721c6b4d0faba3e1ecbb6b33d996da7f612abaa198394b3c2dec76741f2ea","target":"record","created_at":"2026-07-04T17:25:53Z","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":"0f8202ff85735e247f0eb1a1f7318e9ab6f8d33a213fd5e40949660ff1b41159","cross_cats_sorted":["hep-ph","hep-th"],"license":"","primary_cat":"astro-ph","submitted_at":"1999-08-07T18:21:34Z","title_canon_sha256":"23c31b5d0f332e5980d04d65eb3125673267530df1eb6d2110dc8cf763322fc3"},"schema_version":"1.0","source":{"id":"astro-ph/9908085","kind":"arxiv","version":2}},"canonical_sha256":"7865e4b17dade974b38e3f691f7273930e551a7084531517765b89cf25a05ba9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7865e4b17dade974b38e3f691f7273930e551a7084531517765b89cf25a05ba9","first_computed_at":"2026-07-04T17:25:53.225537Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:25:53.225537Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6lbyw+1+ZKsMd8WLSTmzq3DIByRDHfbokAYfGcZnZlLQcwYG3asriROy9xSxNZ15ucakUo6C2CPStIdfgSyQCw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:25:53.226001Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9908085","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b10721c6b4d0faba3e1ecbb6b33d996da7f612abaa198394b3c2dec76741f2ea","sha256:fa0f69f181b8f6b6a0978fc095e195c07514f522727b6b560066ea6a21a664be"],"state_sha256":"85e054da2207f23bde2ed95393e0ee370043f8871d49ae19215fd8c87a967ea5"}