{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:XRXC4BK2COQH2DZCS5MVOUT6X2","short_pith_number":"pith:XRXC4BK2","canonical_record":{"source":{"id":"1511.03121","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-10T14:26:26Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"a1098497dafc2f088f2d3207fbf8a1286faa3262013d6d1ed2a4d60c3f3fd17b","abstract_canon_sha256":"680986533601f80fe66268166ba4dc814cb24c84aa4f2f59de890b64d6e0c6c8"},"schema_version":"1.0"},"canonical_sha256":"bc6e2e055a13a07d0f22975957527ebeb6e80fd0a5ce34a0e1ca4bd01350035a","source":{"kind":"arxiv","id":"1511.03121","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.03121","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"arxiv_version","alias_value":"1511.03121v4","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.03121","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"pith_short_12","alias_value":"XRXC4BK2COQH","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XRXC4BK2COQH2DZC","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XRXC4BK2","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:XRXC4BK2COQH2DZCS5MVOUT6X2","target":"record","payload":{"canonical_record":{"source":{"id":"1511.03121","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-10T14:26:26Z","cross_cats_sorted":["astro-ph.CO","gr-qc"],"title_canon_sha256":"a1098497dafc2f088f2d3207fbf8a1286faa3262013d6d1ed2a4d60c3f3fd17b","abstract_canon_sha256":"680986533601f80fe66268166ba4dc814cb24c84aa4f2f59de890b64d6e0c6c8"},"schema_version":"1.0"},"canonical_sha256":"bc6e2e055a13a07d0f22975957527ebeb6e80fd0a5ce34a0e1ca4bd01350035a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:08.279021Z","signature_b64":"9omevPe9coquUWHfGVWd98hKCFoQ48exQPdcxxFIEViZNux0YatffhN555ulCVf3ogWEm14BWwFjqCy1MppyBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc6e2e055a13a07d0f22975957527ebeb6e80fd0a5ce34a0e1ca4bd01350035a","last_reissued_at":"2026-05-18T01:10:08.278504Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:08.278504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.03121","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vOIxoLWVJFVrtuRUd/wLX3brjIXwNnH/yMERESJ3TH3duI2CLFTJVdiKtYL6QnIeQmOrMeN00YKRGpzOhslCCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T19:40:17.169556Z"},"content_sha256":"0bf0c894ca2e860907dd7307dd1856faa089f863763bb4d7c5149dff84ff6ec5","schema_version":"1.0","event_id":"sha256:0bf0c894ca2e860907dd7307dd1856faa089f863763bb4d7c5149dff84ff6ec5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:XRXC4BK2COQH2DZCS5MVOUT6X2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dilaton assisted two-field inflation from no-scale supergravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc"],"primary_cat":"hep-ph","authors_text":"Gaetano Lambiase, Girish Kumar Chakravarty, Subhendra Mohanty, Suratna Das","submitted_at":"2015-11-10T14:26:26Z","abstract_excerpt":"We present a two-field inflation model where inflaton field has a non-canonical kinetic term due to the presence of a dilaton field. It is a two-parameter generalization of one-parameter Brans-Dicke gravity in the Einstein frame. We show that in such an inflation model the quartic and quadratic inflaton potentials, which are otherwise ruled out by the present Planck-{\\it Keck}/BICEP2 data, yield scalar spectral index and tensor-to-scalar ratio in accordance with the present data. Such a model yield tensor-to-scalar ratio of the order of $10^{-2}$ which is within the reach of $B-$mode experimen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.03121","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":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:10:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"km29Silvr2K8P8GD3Luz3OoMmyjMfkCT8Lw7+0xzFzPybp3sPJbwchOUtdd7vv2Nr5SowNhagWdhg6XYFPDPAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T19:40:17.170253Z"},"content_sha256":"f2ce9338c45ec4a1b657e146340ab05fea0ae8cf29bd68323195f1cd599dc512","schema_version":"1.0","event_id":"sha256:f2ce9338c45ec4a1b657e146340ab05fea0ae8cf29bd68323195f1cd599dc512"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/bundle.json","state_url":"https://pith.science/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-11T19:40:17Z","links":{"resolver":"https://pith.science/pith/XRXC4BK2COQH2DZCS5MVOUT6X2","bundle":"https://pith.science/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/bundle.json","state":"https://pith.science/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XRXC4BK2COQH2DZCS5MVOUT6X2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:XRXC4BK2COQH2DZCS5MVOUT6X2","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"680986533601f80fe66268166ba4dc814cb24c84aa4f2f59de890b64d6e0c6c8","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-10T14:26:26Z","title_canon_sha256":"a1098497dafc2f088f2d3207fbf8a1286faa3262013d6d1ed2a4d60c3f3fd17b"},"schema_version":"1.0","source":{"id":"1511.03121","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.03121","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"arxiv_version","alias_value":"1511.03121v4","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.03121","created_at":"2026-05-18T01:10:08Z"},{"alias_kind":"pith_short_12","alias_value":"XRXC4BK2COQH","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"XRXC4BK2COQH2DZC","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"XRXC4BK2","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:f2ce9338c45ec4a1b657e146340ab05fea0ae8cf29bd68323195f1cd599dc512","target":"graph","created_at":"2026-05-18T01:10:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We present a two-field inflation model where inflaton field has a non-canonical kinetic term due to the presence of a dilaton field. It is a two-parameter generalization of one-parameter Brans-Dicke gravity in the Einstein frame. We show that in such an inflation model the quartic and quadratic inflaton potentials, which are otherwise ruled out by the present Planck-{\\it Keck}/BICEP2 data, yield scalar spectral index and tensor-to-scalar ratio in accordance with the present data. Such a model yield tensor-to-scalar ratio of the order of $10^{-2}$ which is within the reach of $B-$mode experimen","authors_text":"Gaetano Lambiase, Girish Kumar Chakravarty, Subhendra Mohanty, Suratna Das","cross_cats":["astro-ph.CO","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-10T14:26:26Z","title":"Dilaton assisted two-field inflation from no-scale supergravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.03121","kind":"arxiv","version":4},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:0bf0c894ca2e860907dd7307dd1856faa089f863763bb4d7c5149dff84ff6ec5","target":"record","created_at":"2026-05-18T01:10:08Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"680986533601f80fe66268166ba4dc814cb24c84aa4f2f59de890b64d6e0c6c8","cross_cats_sorted":["astro-ph.CO","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-11-10T14:26:26Z","title_canon_sha256":"a1098497dafc2f088f2d3207fbf8a1286faa3262013d6d1ed2a4d60c3f3fd17b"},"schema_version":"1.0","source":{"id":"1511.03121","kind":"arxiv","version":4}},"canonical_sha256":"bc6e2e055a13a07d0f22975957527ebeb6e80fd0a5ce34a0e1ca4bd01350035a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bc6e2e055a13a07d0f22975957527ebeb6e80fd0a5ce34a0e1ca4bd01350035a","first_computed_at":"2026-05-18T01:10:08.278504Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:08.278504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9omevPe9coquUWHfGVWd98hKCFoQ48exQPdcxxFIEViZNux0YatffhN555ulCVf3ogWEm14BWwFjqCy1MppyBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:08.279021Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.03121","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0bf0c894ca2e860907dd7307dd1856faa089f863763bb4d7c5149dff84ff6ec5","sha256:f2ce9338c45ec4a1b657e146340ab05fea0ae8cf29bd68323195f1cd599dc512"],"state_sha256":"ebc4b1c63a5036781fbf4127fc7c71d0f94ca50cd6ce3e34e7d60b00801c9011"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QwHjpBWQcjyKqbMHjw3GQiurpJvc8wS/2SB/iWM5BZfB/fTmkGhGekUtS1WNyPPCXxNicxM87NhZ7Vs4wnwSDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T19:40:17.174050Z","bundle_sha256":"be564a6d7e21e88b274c173a930c09a76077212fc49e38e02a28a3adc539cc1f"}}