{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:6PP6YIQXX2ZO3SJJXXC7ESA76V","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":"65f5910a7d93d2d1a6b6d61c3850680028e3fe8bad7601cfb84aca54ca344405","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-12-14T13:25:07Z","title_canon_sha256":"7e604a339023af1a37460dd4f2dab3503c61040d9ef3a4b6daa2ccaf45dd2bec"},"schema_version":"1.0","source":{"id":"2012.07494","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.07494","created_at":"2026-07-05T04:12:48Z"},{"alias_kind":"arxiv_version","alias_value":"2012.07494v3","created_at":"2026-07-05T04:12:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.07494","created_at":"2026-07-05T04:12:48Z"},{"alias_kind":"pith_short_12","alias_value":"6PP6YIQXX2ZO","created_at":"2026-07-05T04:12:48Z"},{"alias_kind":"pith_short_16","alias_value":"6PP6YIQXX2ZO3SJJ","created_at":"2026-07-05T04:12:48Z"},{"alias_kind":"pith_short_8","alias_value":"6PP6YIQX","created_at":"2026-07-05T04:12:48Z"}],"graph_snapshots":[{"event_id":"sha256:6b75e3c42724daf94beab15e41d54968af4dbc6195638ca51825a73645ee1479","target":"graph","created_at":"2026-07-05T04:12:48Z","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/2012.07494/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper we study a model of interacting dark energy - dark matter where the ratio between these components is not constant, changing from early to late times in such a way that the model can solve or alleviate the cosmic coincidence problem (CP). The interaction arises from an assumed relation of the form $\\rho_x \\propto \\rho_d^\\alpha$, where $\\rho_x$ and $\\rho_d$ are the energy densities of dark energy and dark matter components, respectively, and $\\alpha$ is a free parameter. For a dark energy equation of state parameter $w=-1$ we found that, if $\\alpha=0$, the standard $\\Lambda$CDM mo","authors_text":"A. A. Escobal, D. Benndorf, J. F. Jesus, S. H. Pereira","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-12-14T13:25:07Z","title":"Can dark matter-dark energy interaction alleviate the Cosmic Coincidence Problem?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.07494","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":"sha256:0b001cc38a3af7209df3fb7cffff2b2c654ea900334c7e41319c7cee7dbb1eb7","target":"record","created_at":"2026-07-05T04:12:48Z","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":"65f5910a7d93d2d1a6b6d61c3850680028e3fe8bad7601cfb84aca54ca344405","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-12-14T13:25:07Z","title_canon_sha256":"7e604a339023af1a37460dd4f2dab3503c61040d9ef3a4b6daa2ccaf45dd2bec"},"schema_version":"1.0","source":{"id":"2012.07494","kind":"arxiv","version":3}},"canonical_sha256":"f3dfec2217beb2edc929bdc5f2481ff56ec78fcea1839f29798370187a2dd8fc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f3dfec2217beb2edc929bdc5f2481ff56ec78fcea1839f29798370187a2dd8fc","first_computed_at":"2026-07-05T04:12:48.309621Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:12:48.309621Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aGcztRM+jtNTiFlvjQYNaEAyCW5zKWAfRKVStofVrW/a5KgfummII62gP05ELkfBNdx1P9cD+p6Fwhc8hro7DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:12:48.310036Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.07494","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0b001cc38a3af7209df3fb7cffff2b2c654ea900334c7e41319c7cee7dbb1eb7","sha256:6b75e3c42724daf94beab15e41d54968af4dbc6195638ca51825a73645ee1479"],"state_sha256":"0e970ed29d0b14c6b1c2271bd152ef74677cf54303e0af3d3e575b995dfa5e5b"}