{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:YK7XH2RZLIJI4OLQDJWT4G6WPW","short_pith_number":"pith:YK7XH2RZ","schema_version":"1.0","canonical_sha256":"c2bf73ea395a128e39701a6d3e1bd67d9e42571d09beadcf2c490122161c9a92","source":{"kind":"arxiv","id":"2309.08082","version":2},"attestation_state":"computed","paper":{"title":"An Attractive Proposal for Resolving the Hubble Tension: Dynamical Attractors that Unify Early and Late Dark Energy","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Jeremy Sakstein, Omar F. Ramadan, Tanvi Karwal","submitted_at":"2023-09-15T00:52:20Z","abstract_excerpt":"Early dark energy is a promising potential resolution of the Hubble tension. Unfortunately, many models suffer from the need to fine-tune their initial conditions to ensure that the epoch of early dark energy coincides with matter-radiation equality. We propose a class of attractive early dark energy models where this coincidence arises naturally as a saddle point of a dynamical system that attracts a large volume of phase-space trajectories regardless of the initial conditions. The system approaches a global dark energy attractor at late-times. Our framework therefore unifies early and late d"},"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":"2309.08082","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-15T00:52:20Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"4659852abfd95b8dc978b239845dbaeacca339ebaff329bfd3f0669fd6459053","abstract_canon_sha256":"2a26122e4ad4bdfb8158bcde166a83f7efbbfaee18c17328127c3c9507b771d5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:52:12.430126Z","signature_b64":"yKuXZYbNYm+0v0JMisMIyMjpyympcZCEYmxWw6GK3LuQXBPUY3PClVU8H0FYxOMR0l+2XSRVlLVugsDwSat2CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2bf73ea395a128e39701a6d3e1bd67d9e42571d09beadcf2c490122161c9a92","last_reissued_at":"2026-07-05T07:52:12.429734Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:52:12.429734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An Attractive Proposal for Resolving the Hubble Tension: Dynamical Attractors that Unify Early and Late Dark Energy","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Jeremy Sakstein, Omar F. Ramadan, Tanvi Karwal","submitted_at":"2023-09-15T00:52:20Z","abstract_excerpt":"Early dark energy is a promising potential resolution of the Hubble tension. Unfortunately, many models suffer from the need to fine-tune their initial conditions to ensure that the epoch of early dark energy coincides with matter-radiation equality. We propose a class of attractive early dark energy models where this coincidence arises naturally as a saddle point of a dynamical system that attracts a large volume of phase-space trajectories regardless of the initial conditions. The system approaches a global dark energy attractor at late-times. Our framework therefore unifies early and late d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.08082","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2309.08082/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2309.08082","created_at":"2026-07-05T07:52:12.429799+00:00"},{"alias_kind":"arxiv_version","alias_value":"2309.08082v2","created_at":"2026-07-05T07:52:12.429799+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.08082","created_at":"2026-07-05T07:52:12.429799+00:00"},{"alias_kind":"pith_short_12","alias_value":"YK7XH2RZLIJI","created_at":"2026-07-05T07:52:12.429799+00:00"},{"alias_kind":"pith_short_16","alias_value":"YK7XH2RZLIJI4OLQ","created_at":"2026-07-05T07:52:12.429799+00:00"},{"alias_kind":"pith_short_8","alias_value":"YK7XH2RZ","created_at":"2026-07-05T07:52:12.429799+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.26116","citing_title":"Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions","ref_index":112,"is_internal_anchor":false},{"citing_arxiv_id":"2604.08530","citing_title":"Disentangling cosmic distance tensions with early and late dark energy","ref_index":93,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW","json":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW.json","graph_json":"https://pith.science/api/pith-number/YK7XH2RZLIJI4OLQDJWT4G6WPW/graph.json","events_json":"https://pith.science/api/pith-number/YK7XH2RZLIJI4OLQDJWT4G6WPW/events.json","paper":"https://pith.science/paper/YK7XH2RZ"},"agent_actions":{"view_html":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW","download_json":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW.json","view_paper":"https://pith.science/paper/YK7XH2RZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2309.08082&json=true","fetch_graph":"https://pith.science/api/pith-number/YK7XH2RZLIJI4OLQDJWT4G6WPW/graph.json","fetch_events":"https://pith.science/api/pith-number/YK7XH2RZLIJI4OLQDJWT4G6WPW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW/action/storage_attestation","attest_author":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW/action/author_attestation","sign_citation":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW/action/citation_signature","submit_replication":"https://pith.science/pith/YK7XH2RZLIJI4OLQDJWT4G6WPW/action/replication_record"}},"created_at":"2026-07-05T07:52:12.429799+00:00","updated_at":"2026-07-05T07:52:12.429799+00:00"}