{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:DQ6N5HPBWTYE4YV65I54HJGQGS","short_pith_number":"pith:DQ6N5HPB","schema_version":"1.0","canonical_sha256":"1c3cde9de1b4f04e62beea3bc3a4d034876a6f395c2046280f4eace056e14206","source":{"kind":"arxiv","id":"2106.13290","version":2},"attestation_state":"computed","paper":{"title":"Chameleon Early Dark Energy and the Hubble Tension","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Bhuvnesh Jain, Justin Khoury, Marco Raveri, Mark Trodden, Tanvi Karwal","submitted_at":"2021-06-24T19:40:47Z","abstract_excerpt":"Early dark energy (EDE) offers a particularly interesting theoretical approach to the Hubble tension, albeit one that introduces its own set of challenges, including a new `why then' problem related to the EDE injection time at matter-radiation equality, and a mild worsening of the large-scale structure (LSS) tension. Both these challenges center on the properties of dark matter, which becomes the dominant component of the Universe at EDE injection and is also responsible for seeding LSS. Motivated by this, we present the potential of couplings between EDE and dark matter to address these chal"},"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":"2106.13290","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2021-06-24T19:40:47Z","cross_cats_sorted":[],"title_canon_sha256":"61b2dff5d4e5059bdd9e4ee0fcf5c83e825027367617ba2b5504c2e67420512a","abstract_canon_sha256":"866eb2d5706a652cc8ade89a09054d622d3843923ec0d8f881558ff7e53b3ff2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:11:46.549074Z","signature_b64":"oW3rc6iZ1o7icuOLxl3OvHC5kc20FW4SMO7pyfQVFDB9IUf2LIye+kil+aTW4OljfDb8VN+crvAki5EWATa+Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c3cde9de1b4f04e62beea3bc3a4d034876a6f395c2046280f4eace056e14206","last_reissued_at":"2026-07-05T04:11:46.548655Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:11:46.548655Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chameleon Early Dark Energy and the Hubble Tension","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Bhuvnesh Jain, Justin Khoury, Marco Raveri, Mark Trodden, Tanvi Karwal","submitted_at":"2021-06-24T19:40:47Z","abstract_excerpt":"Early dark energy (EDE) offers a particularly interesting theoretical approach to the Hubble tension, albeit one that introduces its own set of challenges, including a new `why then' problem related to the EDE injection time at matter-radiation equality, and a mild worsening of the large-scale structure (LSS) tension. Both these challenges center on the properties of dark matter, which becomes the dominant component of the Universe at EDE injection and is also responsible for seeding LSS. Motivated by this, we present the potential of couplings between EDE and dark matter to address these chal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.13290","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/2106.13290/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":"2106.13290","created_at":"2026-07-05T04:11:46.548706+00:00"},{"alias_kind":"arxiv_version","alias_value":"2106.13290v2","created_at":"2026-07-05T04:11:46.548706+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.13290","created_at":"2026-07-05T04:11:46.548706+00:00"},{"alias_kind":"pith_short_12","alias_value":"DQ6N5HPBWTYE","created_at":"2026-07-05T04:11:46.548706+00:00"},{"alias_kind":"pith_short_16","alias_value":"DQ6N5HPBWTYE4YV6","created_at":"2026-07-05T04:11:46.548706+00:00"},{"alias_kind":"pith_short_8","alias_value":"DQ6N5HPB","created_at":"2026-07-05T04:11:46.548706+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":12,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06147","citing_title":"Imprint of swampland-inspired coupled early dark energy","ref_index":120,"is_internal_anchor":true},{"citing_arxiv_id":"2606.20434","citing_title":"The Hubble tension: A decade review","ref_index":117,"is_internal_anchor":false},{"citing_arxiv_id":"2605.26116","citing_title":"Unifying Early and Late Dark Energy: Dynamical Requirements and Obstructions","ref_index":70,"is_internal_anchor":false},{"citing_arxiv_id":"2605.14977","citing_title":"Unified dark sector and Hubble-tension alleviation in scalar-vector-tensor gravity","ref_index":18,"is_internal_anchor":false},{"citing_arxiv_id":"2406.16503","citing_title":"Theoretical and observational constraints on early dark energy in $F(R)$ gravity","ref_index":12,"is_internal_anchor":false},{"citing_arxiv_id":"2510.18320","citing_title":"The implications of inflation for the last ACT","ref_index":70,"is_internal_anchor":false},{"citing_arxiv_id":"2508.01759","citing_title":"Resolving the Planck-DESI tension by nonminimally coupled quintessence","ref_index":33,"is_internal_anchor":false},{"citing_arxiv_id":"2510.24682","citing_title":"Harrison-Zeldovich attractor: From Planck to ACT results","ref_index":101,"is_internal_anchor":false},{"citing_arxiv_id":"2211.04492","citing_title":"The Hubble Tension and Early Dark Energy","ref_index":104,"is_internal_anchor":false},{"citing_arxiv_id":"2604.25813","citing_title":"Geometric Constraints on the Pre-Recombination Expansion History from the Hubble Tension","ref_index":86,"is_internal_anchor":false},{"citing_arxiv_id":"2604.08530","citing_title":"Disentangling cosmic distance tensions with early and late dark energy","ref_index":79,"is_internal_anchor":false},{"citing_arxiv_id":"2604.13535","citing_title":"Double the axions, half the tension: multi-field early dark energy eases the Hubble tension","ref_index":115,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS","json":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS.json","graph_json":"https://pith.science/api/pith-number/DQ6N5HPBWTYE4YV65I54HJGQGS/graph.json","events_json":"https://pith.science/api/pith-number/DQ6N5HPBWTYE4YV65I54HJGQGS/events.json","paper":"https://pith.science/paper/DQ6N5HPB"},"agent_actions":{"view_html":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS","download_json":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS.json","view_paper":"https://pith.science/paper/DQ6N5HPB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2106.13290&json=true","fetch_graph":"https://pith.science/api/pith-number/DQ6N5HPBWTYE4YV65I54HJGQGS/graph.json","fetch_events":"https://pith.science/api/pith-number/DQ6N5HPBWTYE4YV65I54HJGQGS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS/action/storage_attestation","attest_author":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS/action/author_attestation","sign_citation":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS/action/citation_signature","submit_replication":"https://pith.science/pith/DQ6N5HPBWTYE4YV65I54HJGQGS/action/replication_record"}},"created_at":"2026-07-05T04:11:46.548706+00:00","updated_at":"2026-07-05T04:11:46.548706+00:00"}