{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:A2AF3RSG2YBD5CAEWOR6JFK56V","short_pith_number":"pith:A2AF3RSG","canonical_record":{"source":{"id":"1908.09486","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-08-26T06:05:41Z","cross_cats_sorted":[],"title_canon_sha256":"85b7725a9d5ba45ad5f10c754a4533473d2542d6699b25bb085c0fb0cef17730","abstract_canon_sha256":"f4f1a37cb1e62853c58f83da24cb3606c4e8625e99b69ba7d76c101b98f88d64"},"schema_version":"1.0"},"canonical_sha256":"06805dc646d6023e8804b3a3e4955df55dc58d708db656935e61be0207d98a21","source":{"kind":"arxiv","id":"1908.09486","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09486","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09486v1","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09486","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_12","alias_value":"A2AF3RSG2YBD","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_16","alias_value":"A2AF3RSG2YBD5CAE","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_8","alias_value":"A2AF3RSG","created_at":"2026-07-04T23:59:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:A2AF3RSG2YBD5CAEWOR6JFK56V","target":"record","payload":{"canonical_record":{"source":{"id":"1908.09486","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-08-26T06:05:41Z","cross_cats_sorted":[],"title_canon_sha256":"85b7725a9d5ba45ad5f10c754a4533473d2542d6699b25bb085c0fb0cef17730","abstract_canon_sha256":"f4f1a37cb1e62853c58f83da24cb3606c4e8625e99b69ba7d76c101b98f88d64"},"schema_version":"1.0"},"canonical_sha256":"06805dc646d6023e8804b3a3e4955df55dc58d708db656935e61be0207d98a21","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:59:40.641482Z","signature_b64":"F4w6KXj98z8NkUkpwu9veqyfMEKb18lYxXsMT+m3x57iG5mL8G0zXjrZls+IvhtXr2EpJgECRcqAqqNCrDuuAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06805dc646d6023e8804b3a3e4955df55dc58d708db656935e61be0207d98a21","last_reissued_at":"2026-07-04T23:59:40.641072Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:59:40.641072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.09486","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":"2026-07-04T23:59:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c/vOkUubd6syrdNmAJ63bvw2IHdy6s9NAy5qSmmflMRMC/V+6BnDFp5pwcf9ZAeMVsVPd2/Da1TV09CUXcxcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T10:49:36.224143Z"},"content_sha256":"d7333beb15fcbaf257393f07ac5bdeb612637d072a8c301d6d766a6c63e0237f","schema_version":"1.0","event_id":"sha256:d7333beb15fcbaf257393f07ac5bdeb612637d072a8c301d6d766a6c63e0237f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:A2AF3RSG2YBD5CAEWOR6JFK56V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Relaxation of hierarchy in higher-dimensional Starobinsky model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Yu Asai","submitted_at":"2019-08-26T06:05:41Z","abstract_excerpt":"Starobinsky model, which has a Ricci scalar squared term $R^{2}$ in its action, is one of the most promising inflation models from the viewpoint of Cosmic Microwave Background observations. However, it is well known that observational predictions of this model are quite sensitive to the existence of $R^{m}$ $(2<m)$ terms, whose absence is just assumed. In this paper, we clarify that the observational predictions of $D$-dimensional ($4<D$) extended Starobinsky model are less sensitive to such terms than those of the original 4-dimensional model.This result make it easier to construct Starobinsk"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09486","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/1908.09486/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":"2026-07-04T23:59:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tt09V3BkbpHJFrw6dC5DOq5eyyks/0sgw8o1coibf2jg6XNsa+cppaBP75BJJhElRH0/xdbuvfqxJTcZXCi8Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T10:49:36.224775Z"},"content_sha256":"4cb72a35a513d8306769e66bf029468476d1128daf4cc3038070daa190be4931","schema_version":"1.0","event_id":"sha256:4cb72a35a513d8306769e66bf029468476d1128daf4cc3038070daa190be4931"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/bundle.json","state_url":"https://pith.science/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/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":"2026-08-16T10:49:36Z","links":{"resolver":"https://pith.science/pith/A2AF3RSG2YBD5CAEWOR6JFK56V","bundle":"https://pith.science/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/bundle.json","state":"https://pith.science/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A2AF3RSG2YBD5CAEWOR6JFK56V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:A2AF3RSG2YBD5CAEWOR6JFK56V","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":"f4f1a37cb1e62853c58f83da24cb3606c4e8625e99b69ba7d76c101b98f88d64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-08-26T06:05:41Z","title_canon_sha256":"85b7725a9d5ba45ad5f10c754a4533473d2542d6699b25bb085c0fb0cef17730"},"schema_version":"1.0","source":{"id":"1908.09486","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.09486","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"arxiv_version","alias_value":"1908.09486v1","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.09486","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_12","alias_value":"A2AF3RSG2YBD","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_16","alias_value":"A2AF3RSG2YBD5CAE","created_at":"2026-07-04T23:59:40Z"},{"alias_kind":"pith_short_8","alias_value":"A2AF3RSG","created_at":"2026-07-04T23:59:40Z"}],"graph_snapshots":[{"event_id":"sha256:4cb72a35a513d8306769e66bf029468476d1128daf4cc3038070daa190be4931","target":"graph","created_at":"2026-07-04T23:59:40Z","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/1908.09486/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Starobinsky model, which has a Ricci scalar squared term $R^{2}$ in its action, is one of the most promising inflation models from the viewpoint of Cosmic Microwave Background observations. However, it is well known that observational predictions of this model are quite sensitive to the existence of $R^{m}$ $(2<m)$ terms, whose absence is just assumed. In this paper, we clarify that the observational predictions of $D$-dimensional ($4<D$) extended Starobinsky model are less sensitive to such terms than those of the original 4-dimensional model.This result make it easier to construct Starobinsk","authors_text":"Yu Asai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-08-26T06:05:41Z","title":"Relaxation of hierarchy in higher-dimensional Starobinsky model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.09486","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:d7333beb15fcbaf257393f07ac5bdeb612637d072a8c301d6d766a6c63e0237f","target":"record","created_at":"2026-07-04T23:59:40Z","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":"f4f1a37cb1e62853c58f83da24cb3606c4e8625e99b69ba7d76c101b98f88d64","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-08-26T06:05:41Z","title_canon_sha256":"85b7725a9d5ba45ad5f10c754a4533473d2542d6699b25bb085c0fb0cef17730"},"schema_version":"1.0","source":{"id":"1908.09486","kind":"arxiv","version":1}},"canonical_sha256":"06805dc646d6023e8804b3a3e4955df55dc58d708db656935e61be0207d98a21","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"06805dc646d6023e8804b3a3e4955df55dc58d708db656935e61be0207d98a21","first_computed_at":"2026-07-04T23:59:40.641072Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:59:40.641072Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F4w6KXj98z8NkUkpwu9veqyfMEKb18lYxXsMT+m3x57iG5mL8G0zXjrZls+IvhtXr2EpJgECRcqAqqNCrDuuAg==","signature_status":"signed_v1","signed_at":"2026-07-04T23:59:40.641482Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.09486","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d7333beb15fcbaf257393f07ac5bdeb612637d072a8c301d6d766a6c63e0237f","sha256:4cb72a35a513d8306769e66bf029468476d1128daf4cc3038070daa190be4931"],"state_sha256":"493ce1376ceeb3e7217c512988b55329753a0e80a703674e5365c4aecb1f36ea"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6Kq5zql2U3Bfkil1+2/yyPLjIK/aEjsu3FydzbaKaSxFFiZ6uEOXE8O3lxD1muU85mzgztkGAJUQbFzc02i9Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T10:49:36.230667Z","bundle_sha256":"56f7a7fc7b1461ced6cf2de8ab4698795019987755cf828b7d25f7e910dd41d3"}}