{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:Z7GCW3OKW2MJL5XEHGXHCL4W4F","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":"d2375f377ceb24dadb93aca95ac30b3e882b6e25d5f5dcac963d5fe1922cce72","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-05-09T14:30:49Z","title_canon_sha256":"a5ef5f345d775e1c9a3f2ba54fe827f9c7b6dd3395abd91198237e86d1a949f6"},"schema_version":"1.0","source":{"id":"2405.05798","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2405.05798","created_at":"2026-07-05T09:44:34Z"},{"alias_kind":"arxiv_version","alias_value":"2405.05798v3","created_at":"2026-07-05T09:44:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.05798","created_at":"2026-07-05T09:44:34Z"},{"alias_kind":"pith_short_12","alias_value":"Z7GCW3OKW2MJ","created_at":"2026-07-05T09:44:34Z"},{"alias_kind":"pith_short_16","alias_value":"Z7GCW3OKW2MJL5XE","created_at":"2026-07-05T09:44:34Z"},{"alias_kind":"pith_short_8","alias_value":"Z7GCW3OK","created_at":"2026-07-05T09:44:34Z"}],"graph_snapshots":[{"event_id":"sha256:9c769e910ce02ce064778a4338d1900f4ba15ad1b3a672ccca953d9936f8fc60","target":"graph","created_at":"2026-07-05T09:44:34Z","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/2405.05798/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The unified dark fluid model unifies dark matter and dark energy into a single component, providing an alternative and more concise framework for interpreting cosmological observations. We introduce a PAge-like Unified Dark Fluid (PUDF) model based on the PAge approximation (Huang 2020), which is parameterized by the age of the universe and an $\\eta$ parameter indicating the deviation from Einstein-De Sitter Universe. The PUDF model shares many similar features of the standard Lambda cold dark matter ($\\Lambda$CDM) model and can effectively describe the large-scale structure formation and late","authors_text":"Jianqi Liu, Junchao Wang, Lu Huang, YanHong Yao, Yan su, Zhiqi Huang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-05-09T14:30:49Z","title":"A PAge-like Unified Dark Fluid Model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.05798","kind":"arxiv","version":3},"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:e4ee0f1b2c369fb1f1cdb4905773e6829c3d770143f04051d2ee2369310f4d5a","target":"record","created_at":"2026-07-05T09:44:34Z","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":"d2375f377ceb24dadb93aca95ac30b3e882b6e25d5f5dcac963d5fe1922cce72","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-05-09T14:30:49Z","title_canon_sha256":"a5ef5f345d775e1c9a3f2ba54fe827f9c7b6dd3395abd91198237e86d1a949f6"},"schema_version":"1.0","source":{"id":"2405.05798","kind":"arxiv","version":3}},"canonical_sha256":"cfcc2b6dcab69895f6e439ae712f96e162a9a0b792105138fca74892f61144b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cfcc2b6dcab69895f6e439ae712f96e162a9a0b792105138fca74892f61144b7","first_computed_at":"2026-07-05T09:44:34.290716Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:44:34.290716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Hujr/L+GfOX7pOazn1N/A+EZHl3CAXNQaY3P9yJltGXqzyAsrFabEgHc4ZNpFG/gKiG90gqc4kSexs2LqJfnAg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:44:34.291261Z","signed_message":"canonical_sha256_bytes"},"source_id":"2405.05798","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4ee0f1b2c369fb1f1cdb4905773e6829c3d770143f04051d2ee2369310f4d5a","sha256:9c769e910ce02ce064778a4338d1900f4ba15ad1b3a672ccca953d9936f8fc60"],"state_sha256":"c192d310b5fb5f1b2f3e6d7efce9b50aaf93c8ba17c1a015c60c09d08473b4cc"}