{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:6B3HX7TTIKYJNXPKBYR2IOJFDY","short_pith_number":"pith:6B3HX7TT","schema_version":"1.0","canonical_sha256":"f0767bfe7342b096ddea0e23a439251e24ae92df6d296492707a7142e11e1cec","source":{"kind":"arxiv","id":"2011.08377","version":4},"attestation_state":"computed","paper":{"title":"Cosmological dynamics of dark energy in scalar-torsion $f(T,\\phi)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Giovanni Otalora, Manuel Gonzalez-Espinoza","submitted_at":"2020-11-17T02:32:21Z","abstract_excerpt":"It is investigated the cosmological dynamics of scalar-torsion $f(T,\\phi)$ gravity as a dark energy model, where $T$ is the torsion scalar of teleparallel gravity and $\\phi$ is a canonical scalar field. In this context, we are concerned with the phenomenology of the class of models with non-linear coupling to gravity and exponential potential. We obtain the critical points of the autonomous system, along with the stability conditions of each one of them and their cosmological properties. Particularly, we show the existence of new attractors with accelerated expansion, as well as, new scaling s"},"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":"2011.08377","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2020-11-17T02:32:21Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"91f03b18f4efb80d92b072b49605654be389250528920c59d2c4b1ae3687bb22","abstract_canon_sha256":"30b78661c2d4f260aa674c5e822e92b95e9ee1a3af0930a599ea939bbb33cdc3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:49:20.793480Z","signature_b64":"K44rSqF/S48Kc1Yz/S3hRRZCGZ9C7y6s3ofNhjObkyPWvh6rzR8bRg1MjEDAgY6Y+jNMkDis1dCRqVNagoqjAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0767bfe7342b096ddea0e23a439251e24ae92df6d296492707a7142e11e1cec","last_reissued_at":"2026-07-05T02:49:20.793024Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:49:20.793024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cosmological dynamics of dark energy in scalar-torsion $f(T,\\phi)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Giovanni Otalora, Manuel Gonzalez-Espinoza","submitted_at":"2020-11-17T02:32:21Z","abstract_excerpt":"It is investigated the cosmological dynamics of scalar-torsion $f(T,\\phi)$ gravity as a dark energy model, where $T$ is the torsion scalar of teleparallel gravity and $\\phi$ is a canonical scalar field. In this context, we are concerned with the phenomenology of the class of models with non-linear coupling to gravity and exponential potential. We obtain the critical points of the autonomous system, along with the stability conditions of each one of them and their cosmological properties. Particularly, we show the existence of new attractors with accelerated expansion, as well as, new scaling s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.08377","kind":"arxiv","version":4},"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/2011.08377/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":"2011.08377","created_at":"2026-07-05T02:49:20.793078+00:00"},{"alias_kind":"arxiv_version","alias_value":"2011.08377v4","created_at":"2026-07-05T02:49:20.793078+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.08377","created_at":"2026-07-05T02:49:20.793078+00:00"},{"alias_kind":"pith_short_12","alias_value":"6B3HX7TTIKYJ","created_at":"2026-07-05T02:49:20.793078+00:00"},{"alias_kind":"pith_short_16","alias_value":"6B3HX7TTIKYJNXPK","created_at":"2026-07-05T02:49:20.793078+00:00"},{"alias_kind":"pith_short_8","alias_value":"6B3HX7TT","created_at":"2026-07-05T02:49:20.793078+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.22431","citing_title":"An Interplay Between Fractional Calculus and Holographic Dark Energy","ref_index":225,"is_internal_anchor":false},{"citing_arxiv_id":"2604.25412","citing_title":"Dynamical analysis of the covariant $f(Q)$ gravity models","ref_index":46,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY","json":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY.json","graph_json":"https://pith.science/api/pith-number/6B3HX7TTIKYJNXPKBYR2IOJFDY/graph.json","events_json":"https://pith.science/api/pith-number/6B3HX7TTIKYJNXPKBYR2IOJFDY/events.json","paper":"https://pith.science/paper/6B3HX7TT"},"agent_actions":{"view_html":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY","download_json":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY.json","view_paper":"https://pith.science/paper/6B3HX7TT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2011.08377&json=true","fetch_graph":"https://pith.science/api/pith-number/6B3HX7TTIKYJNXPKBYR2IOJFDY/graph.json","fetch_events":"https://pith.science/api/pith-number/6B3HX7TTIKYJNXPKBYR2IOJFDY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY/action/storage_attestation","attest_author":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY/action/author_attestation","sign_citation":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY/action/citation_signature","submit_replication":"https://pith.science/pith/6B3HX7TTIKYJNXPKBYR2IOJFDY/action/replication_record"}},"created_at":"2026-07-05T02:49:20.793078+00:00","updated_at":"2026-07-05T02:49:20.793078+00:00"}