{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:XIMXH26FSIPXWMMG2DJTX3XM44","short_pith_number":"pith:XIMXH26F","schema_version":"1.0","canonical_sha256":"ba1973ebc5921f7b3186d0d33beeece703cafd5c510b656cab8e43e3031c0946","source":{"kind":"arxiv","id":"2504.10488","version":2},"attestation_state":"computed","paper":{"title":"Independent connection in ACTion during inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-th"],"primary_cat":"hep-ph","authors_text":"Alberto Salvio","submitted_at":"2025-04-14T17:59:59Z","abstract_excerpt":"The Atacama Cosmology Telescope (ACT) has recently released new measurements and constraints on inflationary observables. In this paper it is shown that a component of a dynamical affine connection, which is independent of the metric, can easily drive inflation in agreement with these observations. Such geometrical explanation of inflation is analysed in detail here in the minimal model, including the predictions for the scalar spectral index $n_s$ and its running $\\alpha_s$, the amplitude of the scalar perturbations and the tensor-to-scalar ratio $r$. Furthermore, this minimal model is shown "},"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":"2504.10488","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-14T17:59:59Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-th"],"title_canon_sha256":"a294cb105a25eba845af068b492c0c71c34b6e212e5d791bc0f17b0b7b85a5c6","abstract_canon_sha256":"e9425cb232443ab7bb698271aefc26a118dea594018634a5a1b49f5772a4afdc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:03:26.136117Z","signature_b64":"4MtvirfBs9KP0uQ4CYof3HMK07Qribkh6LNhoJ6q2LudRchN+69rjmFfh1Z2OMaNDrLT0MCYb/xRq4GxuIvXDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba1973ebc5921f7b3186d0d33beeece703cafd5c510b656cab8e43e3031c0946","last_reissued_at":"2026-07-05T12:03:26.135544Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:03:26.135544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Independent connection in ACTion during inflation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-th"],"primary_cat":"hep-ph","authors_text":"Alberto Salvio","submitted_at":"2025-04-14T17:59:59Z","abstract_excerpt":"The Atacama Cosmology Telescope (ACT) has recently released new measurements and constraints on inflationary observables. In this paper it is shown that a component of a dynamical affine connection, which is independent of the metric, can easily drive inflation in agreement with these observations. Such geometrical explanation of inflation is analysed in detail here in the minimal model, including the predictions for the scalar spectral index $n_s$ and its running $\\alpha_s$, the amplitude of the scalar perturbations and the tensor-to-scalar ratio $r$. Furthermore, this minimal model is shown "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.10488","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/2504.10488/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":"2504.10488","created_at":"2026-07-05T12:03:26.135608+00:00"},{"alias_kind":"arxiv_version","alias_value":"2504.10488v2","created_at":"2026-07-05T12:03:26.135608+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.10488","created_at":"2026-07-05T12:03:26.135608+00:00"},{"alias_kind":"pith_short_12","alias_value":"XIMXH26FSIPX","created_at":"2026-07-05T12:03:26.135608+00:00"},{"alias_kind":"pith_short_16","alias_value":"XIMXH26FSIPXWMMG","created_at":"2026-07-05T12:03:26.135608+00:00"},{"alias_kind":"pith_short_8","alias_value":"XIMXH26F","created_at":"2026-07-05T12:03:26.135608+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":9,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06112","citing_title":"Starobinsky Inflation in k-Essence Framework: Attractor Dynamics, Reheating, and Consistency with ACT DR6","ref_index":19,"is_internal_anchor":true},{"citing_arxiv_id":"2505.10534","citing_title":"ACT-ing on inflation: Implications of non Bunch-Davies initial condition and reheating on single-field slow roll models","ref_index":30,"is_internal_anchor":false},{"citing_arxiv_id":"2510.18320","citing_title":"The implications of inflation for the last ACT","ref_index":19,"is_internal_anchor":false},{"citing_arxiv_id":"2512.09079","citing_title":"Curvaton-assisted hilltop inflation","ref_index":15,"is_internal_anchor":false},{"citing_arxiv_id":"2602.00317","citing_title":"Reheating in geometric Weyl-invariant Einstein-Cartan gravity","ref_index":32,"is_internal_anchor":false},{"citing_arxiv_id":"2605.09571","citing_title":"Einstein-Cartan pseudoscalaron inflation, reheating and nonthermal leptogenesis","ref_index":105,"is_internal_anchor":false},{"citing_arxiv_id":"2605.01992","citing_title":"Reviving Motivated Inflationary Potentials with $K$-inflation in the light of ACT","ref_index":19,"is_internal_anchor":false},{"citing_arxiv_id":"2604.14659","citing_title":"Constraining Quintessential Inflation with ACT: A Gauss-Bonnet Gateway","ref_index":62,"is_internal_anchor":false},{"citing_arxiv_id":"2604.17430","citing_title":"Testing $\\alpha$-attractor P-model of inflation by Cosmic Microwave Background radiation","ref_index":8,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44","json":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44.json","graph_json":"https://pith.science/api/pith-number/XIMXH26FSIPXWMMG2DJTX3XM44/graph.json","events_json":"https://pith.science/api/pith-number/XIMXH26FSIPXWMMG2DJTX3XM44/events.json","paper":"https://pith.science/paper/XIMXH26F"},"agent_actions":{"view_html":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44","download_json":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44.json","view_paper":"https://pith.science/paper/XIMXH26F","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2504.10488&json=true","fetch_graph":"https://pith.science/api/pith-number/XIMXH26FSIPXWMMG2DJTX3XM44/graph.json","fetch_events":"https://pith.science/api/pith-number/XIMXH26FSIPXWMMG2DJTX3XM44/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44/action/storage_attestation","attest_author":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44/action/author_attestation","sign_citation":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44/action/citation_signature","submit_replication":"https://pith.science/pith/XIMXH26FSIPXWMMG2DJTX3XM44/action/replication_record"}},"created_at":"2026-07-05T12:03:26.135608+00:00","updated_at":"2026-07-05T12:03:26.135608+00:00"}