{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:NFAEKLQ2764FEB3YEMHASFZOKW","short_pith_number":"pith:NFAEKLQ2","canonical_record":{"source":{"id":"1901.06296","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-01-18T15:17:29Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"64f327b48f7842eb9e170da5816e99be5a63c4b1c23606e47b4ceb2ca2479181","abstract_canon_sha256":"5c098719eec5edd0d2aa818c4f9846270153db6ee9fbe44676aa6e7cc0cdabc7"},"schema_version":"1.0"},"canonical_sha256":"6940452e1affb8520778230e09172e55b2f1f61e5eda162d7298114a1d6a5a1b","source":{"kind":"arxiv","id":"1901.06296","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06296","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06296v3","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06296","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_12","alias_value":"NFAEKLQ2764F","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_16","alias_value":"NFAEKLQ2764FEB3Y","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_8","alias_value":"NFAEKLQ2","created_at":"2026-07-05T01:09:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:NFAEKLQ2764FEB3YEMHASFZOKW","target":"record","payload":{"canonical_record":{"source":{"id":"1901.06296","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-01-18T15:17:29Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"64f327b48f7842eb9e170da5816e99be5a63c4b1c23606e47b4ceb2ca2479181","abstract_canon_sha256":"5c098719eec5edd0d2aa818c4f9846270153db6ee9fbe44676aa6e7cc0cdabc7"},"schema_version":"1.0"},"canonical_sha256":"6940452e1affb8520778230e09172e55b2f1f61e5eda162d7298114a1d6a5a1b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:09:55.307889Z","signature_b64":"HExEo24XRZcvc2Nq/7UYfHP2HLl+gKhyJdSiiWIbhBF6w04///kiW6TAPHeODOz3jiyNyKEURsoxBNz6G0x/AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6940452e1affb8520778230e09172e55b2f1f61e5eda162d7298114a1d6a5a1b","last_reissued_at":"2026-07-05T01:09:55.307514Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:09:55.307514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.06296","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T01:09:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y3a2DR2a6afXpQgDZP7pLS723tWjATBrp7lXXYRdstuza0FIMJ6B4SJWHKe+htN69zkivswqHOsaWqK05opjAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:52:56.599732Z"},"content_sha256":"2a94be80932dc22672e456505dfa60a78a7f1f4a23757876cecb0b9c02d56c1f","schema_version":"1.0","event_id":"sha256:2a94be80932dc22672e456505dfa60a78a7f1f4a23757876cecb0b9c02d56c1f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:NFAEKLQ2764FEB3YEMHASFZOKW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A simple $F({\\cal R},\\phi)$ deformation of Starobinsky inflationary model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Dhimiter D. Canko, George P. Kodaxis, Ioannis D. Gialamas","submitted_at":"2019-01-18T15:17:29Z","abstract_excerpt":"We study a model including a real scalar field $\\phi$ non-minimally coupled to $F({\\cal R})$ gravity, which is conformally equivalent to an Einstein-Hilbert theory, involving two real scalar fields. We consider three special cases of the potential of the field $\\phi$ in the $F({\\cal R})$-frame: a vanishing potential, a mass term and a Higgs potential. All these lead to non-trivial two-field potentials in the Einstein-frame which in particular directions resemble the well-known Starobinsky model. We find, that all these cases can yield viable inflationary models in complete agreement with curre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06296","kind":"arxiv","version":3},"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/1901.06296/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":"2026-07-05T01:09:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"76U38RZaQ8OaLKQEHfhHdzHj2wDqNG84dNSMbyNgrmzgN99V7TDSYfqfvm/qv+TsdFSGy3bmU7okfbR41KoyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:52:56.600418Z"},"content_sha256":"8ea5fc4a6cc259131d23b076aec18d75e563351befe2e3c0bb589f1b7a238699","schema_version":"1.0","event_id":"sha256:8ea5fc4a6cc259131d23b076aec18d75e563351befe2e3c0bb589f1b7a238699"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NFAEKLQ2764FEB3YEMHASFZOKW/bundle.json","state_url":"https://pith.science/pith/NFAEKLQ2764FEB3YEMHASFZOKW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NFAEKLQ2764FEB3YEMHASFZOKW/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":"2026-08-12T23:52:56Z","links":{"resolver":"https://pith.science/pith/NFAEKLQ2764FEB3YEMHASFZOKW","bundle":"https://pith.science/pith/NFAEKLQ2764FEB3YEMHASFZOKW/bundle.json","state":"https://pith.science/pith/NFAEKLQ2764FEB3YEMHASFZOKW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NFAEKLQ2764FEB3YEMHASFZOKW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:NFAEKLQ2764FEB3YEMHASFZOKW","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":"5c098719eec5edd0d2aa818c4f9846270153db6ee9fbe44676aa6e7cc0cdabc7","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-01-18T15:17:29Z","title_canon_sha256":"64f327b48f7842eb9e170da5816e99be5a63c4b1c23606e47b4ceb2ca2479181"},"schema_version":"1.0","source":{"id":"1901.06296","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06296","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06296v3","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06296","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_12","alias_value":"NFAEKLQ2764F","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_16","alias_value":"NFAEKLQ2764FEB3Y","created_at":"2026-07-05T01:09:55Z"},{"alias_kind":"pith_short_8","alias_value":"NFAEKLQ2","created_at":"2026-07-05T01:09:55Z"}],"graph_snapshots":[{"event_id":"sha256:8ea5fc4a6cc259131d23b076aec18d75e563351befe2e3c0bb589f1b7a238699","target":"graph","created_at":"2026-07-05T01:09:55Z","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/1901.06296/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study a model including a real scalar field $\\phi$ non-minimally coupled to $F({\\cal R})$ gravity, which is conformally equivalent to an Einstein-Hilbert theory, involving two real scalar fields. We consider three special cases of the potential of the field $\\phi$ in the $F({\\cal R})$-frame: a vanishing potential, a mass term and a Higgs potential. All these lead to non-trivial two-field potentials in the Einstein-frame which in particular directions resemble the well-known Starobinsky model. We find, that all these cases can yield viable inflationary models in complete agreement with curre","authors_text":"Dhimiter D. Canko, George P. Kodaxis, Ioannis D. Gialamas","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-01-18T15:17:29Z","title":"A simple $F({\\cal R},\\phi)$ deformation of Starobinsky inflationary model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06296","kind":"arxiv","version":3},"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":"sha256:2a94be80932dc22672e456505dfa60a78a7f1f4a23757876cecb0b9c02d56c1f","target":"record","created_at":"2026-07-05T01:09:55Z","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":"5c098719eec5edd0d2aa818c4f9846270153db6ee9fbe44676aa6e7cc0cdabc7","cross_cats_sorted":["gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2019-01-18T15:17:29Z","title_canon_sha256":"64f327b48f7842eb9e170da5816e99be5a63c4b1c23606e47b4ceb2ca2479181"},"schema_version":"1.0","source":{"id":"1901.06296","kind":"arxiv","version":3}},"canonical_sha256":"6940452e1affb8520778230e09172e55b2f1f61e5eda162d7298114a1d6a5a1b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6940452e1affb8520778230e09172e55b2f1f61e5eda162d7298114a1d6a5a1b","first_computed_at":"2026-07-05T01:09:55.307514Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:09:55.307514Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HExEo24XRZcvc2Nq/7UYfHP2HLl+gKhyJdSiiWIbhBF6w04///kiW6TAPHeODOz3jiyNyKEURsoxBNz6G0x/AA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:09:55.307889Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.06296","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2a94be80932dc22672e456505dfa60a78a7f1f4a23757876cecb0b9c02d56c1f","sha256:8ea5fc4a6cc259131d23b076aec18d75e563351befe2e3c0bb589f1b7a238699"],"state_sha256":"955620e73988d3cb5a8fe9e8dcf178d8ad7c91cf6c2c7fc97eac456d211a9f37"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PcJZpNFHr0crGZdfkAM63nouAv4T1ZHw8h4rbm29cz4V8hPAq3MgQG7aG8LTIcnDlzbLJ6kDdaRHjrhWEa07Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T23:52:56.606331Z","bundle_sha256":"7f22c535b831fbb5ba108cfee6506296f5d30038f013139c53effaed8cecf455"}}