{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:DRC7MV2QSC4Q4L353CSNPHGX6H","short_pith_number":"pith:DRC7MV2Q","schema_version":"1.0","canonical_sha256":"1c45f6575090b90e2f7dd8a4d79cd7f1c7d249bba566f09f22f852f7cf5aa900","source":{"kind":"arxiv","id":"2607.14529","version":1},"attestation_state":"computed","paper":{"title":"Pushing the Primordial Frontier: Cosmological Collider Signatures at Strong Mixing","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Claudio Mu\\~noz, Gonzalo A. Palma, Javier Huenupi, Spyros Sypsas","submitted_at":"2026-07-16T03:30:36Z","abstract_excerpt":"We develop an analytic treatment of primordial non-Gaussianity in multifield inflation that is nonperturbative in the constant curvature--isocurvature mixing strength $\\lambda$. Using exact linear solutions for the coupled curvature perturbation $\\zeta$ and isocurvature perturbation $\\sigma$, we construct dressed propagators and derive exact integral representations for the tree-level bispectra generated by the interactions $\\dot\\zeta^2\\sigma$, $\\dot\\zeta\\,\\sigma^2$, and $\\sigma^3$. This formalism resums curvature--isocurvature transfer to all orders in $\\lambda$ and applies for arbitrary valu"},"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":"2607.14529","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-16T03:30:36Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"88075da91fcd27ca513585aef32236afa8c820771d8bf3b9a311e1078b3471cb","abstract_canon_sha256":"42e537688d2fafcc2489839c8dea3660599054d039f2dd4ca6ac6b2d895e0041"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-17T01:21:16.321862Z","signature_b64":"W0Uy4eAibys7AMrFmBpUMvemuq15X4KQeY8rdVbWEgj2z6RV5ocEaHEC2tVetoOJ2DHiSuny0V3HhUBykDHgAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c45f6575090b90e2f7dd8a4d79cd7f1c7d249bba566f09f22f852f7cf5aa900","last_reissued_at":"2026-07-17T01:21:16.321038Z","signature_status":"signed_v1","first_computed_at":"2026-07-17T01:21:16.321038Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Pushing the Primordial Frontier: Cosmological Collider Signatures at Strong Mixing","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Claudio Mu\\~noz, Gonzalo A. Palma, Javier Huenupi, Spyros Sypsas","submitted_at":"2026-07-16T03:30:36Z","abstract_excerpt":"We develop an analytic treatment of primordial non-Gaussianity in multifield inflation that is nonperturbative in the constant curvature--isocurvature mixing strength $\\lambda$. Using exact linear solutions for the coupled curvature perturbation $\\zeta$ and isocurvature perturbation $\\sigma$, we construct dressed propagators and derive exact integral representations for the tree-level bispectra generated by the interactions $\\dot\\zeta^2\\sigma$, $\\dot\\zeta\\,\\sigma^2$, and $\\sigma^3$. This formalism resums curvature--isocurvature transfer to all orders in $\\lambda$ and applies for arbitrary valu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.14529","kind":"arxiv","version":1},"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/2607.14529/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":"2607.14529","created_at":"2026-07-17T01:21:16.321467+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.14529v1","created_at":"2026-07-17T01:21:16.321467+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.14529","created_at":"2026-07-17T01:21:16.321467+00:00"},{"alias_kind":"pith_short_12","alias_value":"DRC7MV2QSC4Q","created_at":"2026-07-17T01:21:16.321467+00:00"},{"alias_kind":"pith_short_16","alias_value":"DRC7MV2QSC4Q4L35","created_at":"2026-07-17T01:21:16.321467+00:00"},{"alias_kind":"pith_short_8","alias_value":"DRC7MV2Q","created_at":"2026-07-17T01:21:16.321467+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H","json":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H.json","graph_json":"https://pith.science/api/pith-number/DRC7MV2QSC4Q4L353CSNPHGX6H/graph.json","events_json":"https://pith.science/api/pith-number/DRC7MV2QSC4Q4L353CSNPHGX6H/events.json","paper":"https://pith.science/paper/DRC7MV2Q"},"agent_actions":{"view_html":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H","download_json":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H.json","view_paper":"https://pith.science/paper/DRC7MV2Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.14529&json=true","fetch_graph":"https://pith.science/api/pith-number/DRC7MV2QSC4Q4L353CSNPHGX6H/graph.json","fetch_events":"https://pith.science/api/pith-number/DRC7MV2QSC4Q4L353CSNPHGX6H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H/action/storage_attestation","attest_author":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H/action/author_attestation","sign_citation":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H/action/citation_signature","submit_replication":"https://pith.science/pith/DRC7MV2QSC4Q4L353CSNPHGX6H/action/replication_record"}},"created_at":"2026-07-17T01:21:16.321467+00:00","updated_at":"2026-07-17T01:21:16.321467+00:00"}