{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:PBH2F4WQOR4G3O2PS34YRPN2FN","short_pith_number":"pith:PBH2F4WQ","canonical_record":{"source":{"id":"2009.01709","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-03T14:40:06Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-th"],"title_canon_sha256":"3533c0314823c600c862db86003c6a9cad5940c0c49958044cb7aa22f958dcf5","abstract_canon_sha256":"ca222bee634f842e96090459093cf7bf7f05fa1afa36b808e9fca49f61b3760f"},"schema_version":"1.0"},"canonical_sha256":"784fa2f2d074786dbb4f96f988bdba2b4a3c4f3e01a5c30a86c3aac1d766b7cd","source":{"kind":"arxiv","id":"2009.01709","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.01709","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"arxiv_version","alias_value":"2009.01709v1","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.01709","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_12","alias_value":"PBH2F4WQOR4G","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_16","alias_value":"PBH2F4WQOR4G3O2P","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_8","alias_value":"PBH2F4WQ","created_at":"2026-07-05T02:17:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:PBH2F4WQOR4G3O2PS34YRPN2FN","target":"record","payload":{"canonical_record":{"source":{"id":"2009.01709","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-03T14:40:06Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-th"],"title_canon_sha256":"3533c0314823c600c862db86003c6a9cad5940c0c49958044cb7aa22f958dcf5","abstract_canon_sha256":"ca222bee634f842e96090459093cf7bf7f05fa1afa36b808e9fca49f61b3760f"},"schema_version":"1.0"},"canonical_sha256":"784fa2f2d074786dbb4f96f988bdba2b4a3c4f3e01a5c30a86c3aac1d766b7cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:17:32.542254Z","signature_b64":"aLoj5YcqyaUzBl79qgyWKd3muFqEtTo2mcA0pvre7kBGPUGwAJLdsDWiPj9n8luRnmRc1sAVwnbDe7daX4bUCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"784fa2f2d074786dbb4f96f988bdba2b4a3c4f3e01a5c30a86c3aac1d766b7cd","last_reissued_at":"2026-07-05T02:17:32.541776Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:17:32.541776Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2009.01709","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:17:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n67vEl/7k3XMsp0qH0XZfA7hOZQ1tY/jtq4OceiG48lxMJynGUu3FVIlZIo4QZueUEByLSy05094D0D2634tAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T13:53:41.092780Z"},"content_sha256":"250d162361c4e3a1fc7081bfece91b39d9214566ed213dc5ff35df3b663c1c14","schema_version":"1.0","event_id":"sha256:250d162361c4e3a1fc7081bfece91b39d9214566ed213dc5ff35df3b663c1c14"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:PBH2F4WQOR4G3O2PS34YRPN2FN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Building Models of Inflation in No-Scale Supergravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-th"],"primary_cat":"hep-ph","authors_text":"Dimitri V. Nanopoulos, John Ellis, Keith A. Olive, Marcos A. G. Garcia, Natsumi Nagata, Sarunas Verner","submitted_at":"2020-09-03T14:40:06Z","abstract_excerpt":"After reviewing the motivations for cosmological inflation formulated in the formalism of supersymmetry, we argue that the appropriate framework is that of no-scale supergravity. We then show how to construct within this framework inflationary models whose predictions for the tilt in the spectrum of scalar perturbations, $n_s$, and the ratio, $r$, of tensor and scalar perturbations coincide with those of the $R + R^2$ model of inflation proposed by Starobinsky. A more detailed study of no-scale supergravity reveals a structure that is closely related to that of $R^2$ modifications of the minim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.01709","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/2009.01709/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:17:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ypARG5lKROcZUO39d46CJNG69VaQ+bTd7EAMlWmfR2yslh3dQURJQ1zMblHScT7FZXJsXwYOHbCSMn0VMJp2Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T13:53:41.093858Z"},"content_sha256":"7254ef6b18e47524c907eaebd4022aaf499f4b86cbca36f2333de14916233496","schema_version":"1.0","event_id":"sha256:7254ef6b18e47524c907eaebd4022aaf499f4b86cbca36f2333de14916233496"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/bundle.json","state_url":"https://pith.science/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/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":"2026-08-19T13:53:41Z","links":{"resolver":"https://pith.science/pith/PBH2F4WQOR4G3O2PS34YRPN2FN","bundle":"https://pith.science/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/bundle.json","state":"https://pith.science/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PBH2F4WQOR4G3O2PS34YRPN2FN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:PBH2F4WQOR4G3O2PS34YRPN2FN","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":"ca222bee634f842e96090459093cf7bf7f05fa1afa36b808e9fca49f61b3760f","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-03T14:40:06Z","title_canon_sha256":"3533c0314823c600c862db86003c6a9cad5940c0c49958044cb7aa22f958dcf5"},"schema_version":"1.0","source":{"id":"2009.01709","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2009.01709","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"arxiv_version","alias_value":"2009.01709v1","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2009.01709","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_12","alias_value":"PBH2F4WQOR4G","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_16","alias_value":"PBH2F4WQOR4G3O2P","created_at":"2026-07-05T02:17:32Z"},{"alias_kind":"pith_short_8","alias_value":"PBH2F4WQ","created_at":"2026-07-05T02:17:32Z"}],"graph_snapshots":[{"event_id":"sha256:7254ef6b18e47524c907eaebd4022aaf499f4b86cbca36f2333de14916233496","target":"graph","created_at":"2026-07-05T02:17:32Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2009.01709/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"After reviewing the motivations for cosmological inflation formulated in the formalism of supersymmetry, we argue that the appropriate framework is that of no-scale supergravity. We then show how to construct within this framework inflationary models whose predictions for the tilt in the spectrum of scalar perturbations, $n_s$, and the ratio, $r$, of tensor and scalar perturbations coincide with those of the $R + R^2$ model of inflation proposed by Starobinsky. A more detailed study of no-scale supergravity reveals a structure that is closely related to that of $R^2$ modifications of the minim","authors_text":"Dimitri V. Nanopoulos, John Ellis, Keith A. Olive, Marcos A. G. Garcia, Natsumi Nagata, Sarunas Verner","cross_cats":["astro-ph.CO","gr-qc","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-03T14:40:06Z","title":"Building Models of Inflation in No-Scale Supergravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2009.01709","kind":"arxiv","version":1},"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":"sha256:250d162361c4e3a1fc7081bfece91b39d9214566ed213dc5ff35df3b663c1c14","target":"record","created_at":"2026-07-05T02:17:32Z","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":"ca222bee634f842e96090459093cf7bf7f05fa1afa36b808e9fca49f61b3760f","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-09-03T14:40:06Z","title_canon_sha256":"3533c0314823c600c862db86003c6a9cad5940c0c49958044cb7aa22f958dcf5"},"schema_version":"1.0","source":{"id":"2009.01709","kind":"arxiv","version":1}},"canonical_sha256":"784fa2f2d074786dbb4f96f988bdba2b4a3c4f3e01a5c30a86c3aac1d766b7cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"784fa2f2d074786dbb4f96f988bdba2b4a3c4f3e01a5c30a86c3aac1d766b7cd","first_computed_at":"2026-07-05T02:17:32.541776Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:17:32.541776Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aLoj5YcqyaUzBl79qgyWKd3muFqEtTo2mcA0pvre7kBGPUGwAJLdsDWiPj9n8luRnmRc1sAVwnbDe7daX4bUCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:17:32.542254Z","signed_message":"canonical_sha256_bytes"},"source_id":"2009.01709","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:250d162361c4e3a1fc7081bfece91b39d9214566ed213dc5ff35df3b663c1c14","sha256:7254ef6b18e47524c907eaebd4022aaf499f4b86cbca36f2333de14916233496"],"state_sha256":"70c08173bc2600d6a95cd0d1568b8011b5bd1a57ba530b48b62a55214e86c649"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S9BMhA1hkIvs2jiCCrchgOVmdrjMxekQ+vGKC5Sb4oUKOcGLejMlFCs2BUXNQWaSPEew1XQfwxrFmylZ5z4eCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T13:53:41.099612Z","bundle_sha256":"4c6ca78909c5365ae615d8b816bb0c7a290a6df1abd09b3967f393b4846929a2"}}