{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:JMEL5WENUSGPEE4HW6AD5TSBAN","short_pith_number":"pith:JMEL5WEN","schema_version":"1.0","canonical_sha256":"4b08bed88da48cf21387b7803ece410357bc17033636b055e6ba0ffc3b44fe81","source":{"kind":"arxiv","id":"1711.10490","version":2},"attestation_state":"computed","paper":{"title":"Tensor Modes in Pure Natural Inflation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-lat","hep-th"],"primary_cat":"hep-ph","authors_text":"Masahito Yamazaki, Yasunori Nomura","submitted_at":"2017-11-28T19:00:00Z","abstract_excerpt":"We study tensor modes in pure natural inflation (arXiv:1706.08522), a recently-proposed inflationary model in which an axionic inflaton couples to pure Yang-Mills gauge fields. We find that the tensor-to-scalar ratio r is naturally bounded from below. This bound originates from the finiteness of the number of metastable branches of vacua in pure Yang-Mills theories. Details of the model can be probed by future cosmic microwave background experiments and improved lattice gauge theory calculations of the theta-angle dependence of the vacuum energy."},"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":"1711.10490","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-11-28T19:00:00Z","cross_cats_sorted":["astro-ph.CO","hep-lat","hep-th"],"title_canon_sha256":"cbf1e12efe4c6434c880f9e2c5a73d5dc79af5f19e111203ca58ad602fb62a2d","abstract_canon_sha256":"33e72a5ea647b3c2b08115ec2a0dbe2f6c1f36bacbceea4b0be0bc03197c3ca3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:20:55.915302Z","signature_b64":"+FVP+P4M332wQ/n7oawngj2w03LAbNdssntiFTr5KD9/othCfG+qfoN23KVY7v+is2KvY8EZjkuodpfAwc/UBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b08bed88da48cf21387b7803ece410357bc17033636b055e6ba0ffc3b44fe81","last_reissued_at":"2026-05-18T00:20:55.914755Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:20:55.914755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Tensor Modes in Pure Natural Inflation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-lat","hep-th"],"primary_cat":"hep-ph","authors_text":"Masahito Yamazaki, Yasunori Nomura","submitted_at":"2017-11-28T19:00:00Z","abstract_excerpt":"We study tensor modes in pure natural inflation (arXiv:1706.08522), a recently-proposed inflationary model in which an axionic inflaton couples to pure Yang-Mills gauge fields. We find that the tensor-to-scalar ratio r is naturally bounded from below. This bound originates from the finiteness of the number of metastable branches of vacua in pure Yang-Mills theories. Details of the model can be probed by future cosmic microwave background experiments and improved lattice gauge theory calculations of the theta-angle dependence of the vacuum energy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.10490","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":""},"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":"1711.10490","created_at":"2026-05-18T00:20:55.914853+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.10490v2","created_at":"2026-05-18T00:20:55.914853+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.10490","created_at":"2026-05-18T00:20:55.914853+00:00"},{"alias_kind":"pith_short_12","alias_value":"JMEL5WENUSGP","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_16","alias_value":"JMEL5WENUSGPEE4H","created_at":"2026-05-18T12:31:24.725408+00:00"},{"alias_kind":"pith_short_8","alias_value":"JMEL5WEN","created_at":"2026-05-18T12:31:24.725408+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2604.15194","citing_title":"Dilaton-Flattened Axion Inflation","ref_index":9,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN","json":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN.json","graph_json":"https://pith.science/api/pith-number/JMEL5WENUSGPEE4HW6AD5TSBAN/graph.json","events_json":"https://pith.science/api/pith-number/JMEL5WENUSGPEE4HW6AD5TSBAN/events.json","paper":"https://pith.science/paper/JMEL5WEN"},"agent_actions":{"view_html":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN","download_json":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN.json","view_paper":"https://pith.science/paper/JMEL5WEN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.10490&json=true","fetch_graph":"https://pith.science/api/pith-number/JMEL5WENUSGPEE4HW6AD5TSBAN/graph.json","fetch_events":"https://pith.science/api/pith-number/JMEL5WENUSGPEE4HW6AD5TSBAN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN/action/storage_attestation","attest_author":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN/action/author_attestation","sign_citation":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN/action/citation_signature","submit_replication":"https://pith.science/pith/JMEL5WENUSGPEE4HW6AD5TSBAN/action/replication_record"}},"created_at":"2026-05-18T00:20:55.914853+00:00","updated_at":"2026-05-18T00:20:55.914853+00:00"}