{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:QJOF2MOM5QDMVP6GWQWAGBEA6B","short_pith_number":"pith:QJOF2MOM","schema_version":"1.0","canonical_sha256":"825c5d31ccec06cabfc6b42c030480f04cec17e97db4a782fc6249fa74204148","source":{"kind":"arxiv","id":"2506.06183","version":2},"attestation_state":"computed","paper":{"title":"Magnetogenesis from Sawtooth Coupling: Gravitational Wave Probe of Reheating","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Subhasis Maiti","submitted_at":"2025-06-06T15:45:25Z","abstract_excerpt":"The detection of gravitational waves (GWs) by LIGO-Virgo and pulsar timing arrays (PTAs) has opened a new window into early universe cosmology. Yet, the origin of large-scale magnetic fields and the dynamics of the reheating epoch remain poorly understood. In this work, we study the generation of secondary GWs (SGWs) sourced by primordial magnetic fields produced via a Sawtooth-type coupling during reheating with a general background evolution. We show that the reheating equation of state significantly influences the spectral shape and amplitude of the magnetic fields. While a scale-invariant "},"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":"2506.06183","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-06-06T15:45:25Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"6c879023560c45fb9906d253760e123a79b51ae3b3bfc2d2839c59ac3a475793","abstract_canon_sha256":"3c8dd4f733277f8a99afce4bfa6c91ca6a3acfd3b3e89c7f9e8bbe086ddff867"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:01:45.659336Z","signature_b64":"6dKuatcrP9bHfhu7U3irWogZsELunytRRSFN5bbOSUmTfeHdY/PyxDWDnOV4QS/5tKSkFqX/SwEyEB2052n4BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"825c5d31ccec06cabfc6b42c030480f04cec17e97db4a782fc6249fa74204148","last_reissued_at":"2026-07-05T12:01:45.658835Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:01:45.658835Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetogenesis from Sawtooth Coupling: Gravitational Wave Probe of Reheating","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Subhasis Maiti","submitted_at":"2025-06-06T15:45:25Z","abstract_excerpt":"The detection of gravitational waves (GWs) by LIGO-Virgo and pulsar timing arrays (PTAs) has opened a new window into early universe cosmology. Yet, the origin of large-scale magnetic fields and the dynamics of the reheating epoch remain poorly understood. In this work, we study the generation of secondary GWs (SGWs) sourced by primordial magnetic fields produced via a Sawtooth-type coupling during reheating with a general background evolution. We show that the reheating equation of state significantly influences the spectral shape and amplitude of the magnetic fields. While a scale-invariant "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.06183","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/2506.06183/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":"2506.06183","created_at":"2026-07-05T12:01:45.658893+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.06183v2","created_at":"2026-07-05T12:01:45.658893+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.06183","created_at":"2026-07-05T12:01:45.658893+00:00"},{"alias_kind":"pith_short_12","alias_value":"QJOF2MOM5QDM","created_at":"2026-07-05T12:01:45.658893+00:00"},{"alias_kind":"pith_short_16","alias_value":"QJOF2MOM5QDMVP6G","created_at":"2026-07-05T12:01:45.658893+00:00"},{"alias_kind":"pith_short_8","alias_value":"QJOF2MOM","created_at":"2026-07-05T12:01:45.658893+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2605.24715","citing_title":"Gravitational Waves from Post-Inflationary Magnetism: Direct and Scalar-Induced Contributions","ref_index":36,"is_internal_anchor":false},{"citing_arxiv_id":"2605.14044","citing_title":"The Magnetic Origin of Primordial Black Holes: Ultralight PBHs and Secondary GWs","ref_index":10,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B","json":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B.json","graph_json":"https://pith.science/api/pith-number/QJOF2MOM5QDMVP6GWQWAGBEA6B/graph.json","events_json":"https://pith.science/api/pith-number/QJOF2MOM5QDMVP6GWQWAGBEA6B/events.json","paper":"https://pith.science/paper/QJOF2MOM"},"agent_actions":{"view_html":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B","download_json":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B.json","view_paper":"https://pith.science/paper/QJOF2MOM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.06183&json=true","fetch_graph":"https://pith.science/api/pith-number/QJOF2MOM5QDMVP6GWQWAGBEA6B/graph.json","fetch_events":"https://pith.science/api/pith-number/QJOF2MOM5QDMVP6GWQWAGBEA6B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B/action/storage_attestation","attest_author":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B/action/author_attestation","sign_citation":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B/action/citation_signature","submit_replication":"https://pith.science/pith/QJOF2MOM5QDMVP6GWQWAGBEA6B/action/replication_record"}},"created_at":"2026-07-05T12:01:45.658893+00:00","updated_at":"2026-07-05T12:01:45.658893+00:00"}