{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:MJINMXUKS4YE7EKANHPKDY6B77","short_pith_number":"pith:MJINMXUK","canonical_record":{"source":{"id":"1608.06532","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-08-14T20:45:24Z","cross_cats_sorted":[],"title_canon_sha256":"8778ac097b1289b90b9dd5583f8a57747c7a6bfbcb75d1bef1de5560c1c92684","abstract_canon_sha256":"d985ffc38878ba95d1a98b5da147d9d9e07f0b694076e16648c7e9d35522cf76"},"schema_version":"1.0"},"canonical_sha256":"6250d65e8a97304f914069dea1e3c1ffe4222c2e26fc2d10c78adc5b3ddaa6f5","source":{"kind":"arxiv","id":"1608.06532","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.06532","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"arxiv_version","alias_value":"1608.06532v2","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.06532","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"pith_short_12","alias_value":"MJINMXUKS4YE","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MJINMXUKS4YE7EKA","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MJINMXUK","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:MJINMXUKS4YE7EKANHPKDY6B77","target":"record","payload":{"canonical_record":{"source":{"id":"1608.06532","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-08-14T20:45:24Z","cross_cats_sorted":[],"title_canon_sha256":"8778ac097b1289b90b9dd5583f8a57747c7a6bfbcb75d1bef1de5560c1c92684","abstract_canon_sha256":"d985ffc38878ba95d1a98b5da147d9d9e07f0b694076e16648c7e9d35522cf76"},"schema_version":"1.0"},"canonical_sha256":"6250d65e8a97304f914069dea1e3c1ffe4222c2e26fc2d10c78adc5b3ddaa6f5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:27:53.201983Z","signature_b64":"C/60UQWx25drPmmBWcbQ3Oay8tX5/uJUFV2EjYSDPGDBpffyyhSJ/RTEZyNvitLY/0T5tZPW1ZrNNs8uLE8xDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6250d65e8a97304f914069dea1e3c1ffe4222c2e26fc2d10c78adc5b3ddaa6f5","last_reissued_at":"2026-05-18T00:27:53.201333Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:27:53.201333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.06532","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:27:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tXM8+/V/+uesw34xbZi1DAuoaEi8O3a6SBVjRlida70q7xWCBN+E5ZTT27nF6TeDl9hr3PMzxZbtWGa0rdbsAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T03:19:41.880051Z"},"content_sha256":"e58983edd9e562874a95256a77b7d5cda2d3fe672405859ccd0d7f3455b141c4","schema_version":"1.0","event_id":"sha256:e58983edd9e562874a95256a77b7d5cda2d3fe672405859ccd0d7f3455b141c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:MJINMXUKS4YE7EKANHPKDY6B77","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Perturbative instability of inflationary cosmology from quantum potentials","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Abdel Magied Diab (Egyptian Ctr. Theor. Phys., Abdel Nasser Tawfik, Cairo, Cairo), Eiman Abou El Dahab (WLCAPP, MTI U., WLCAPP","submitted_at":"2016-08-14T20:45:24Z","abstract_excerpt":"It was argued that the Raychaudhuri equation with a quantum correction term seems to avoid the Big Bang singularity and to characterize an everlasting Universe [PLB741,276(2015)]. Critical comments on both conclusions and on the correctness of the key expressions of this work were discussed in literature [MPLA31(2016)1650044]. In the present work, we have analyzed the perturbative (in)stability conditions in the inflationary era of the early Universe. We conclude that both unstable and stable modes are incompatible with the corresponding ones obtained in the standard FLRW Universe. We have sho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.06532","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":""},"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":"2026-05-18T00:27:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3/9jXyc8v/cObHfkqG3sNwOvv5TnUHcNHgj1u44aepT7gYRV6A4DavoFwVTSjIejulwSYmBdB99FLPK5RQGKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T03:19:41.880799Z"},"content_sha256":"8f85411543d0c99cce68c8fe8a20ac2f923c3eb7f4915d1e74111e74711b346f","schema_version":"1.0","event_id":"sha256:8f85411543d0c99cce68c8fe8a20ac2f923c3eb7f4915d1e74111e74711b346f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MJINMXUKS4YE7EKANHPKDY6B77/bundle.json","state_url":"https://pith.science/pith/MJINMXUKS4YE7EKANHPKDY6B77/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MJINMXUKS4YE7EKANHPKDY6B77/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":"2026-06-08T03:19:41Z","links":{"resolver":"https://pith.science/pith/MJINMXUKS4YE7EKANHPKDY6B77","bundle":"https://pith.science/pith/MJINMXUKS4YE7EKANHPKDY6B77/bundle.json","state":"https://pith.science/pith/MJINMXUKS4YE7EKANHPKDY6B77/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MJINMXUKS4YE7EKANHPKDY6B77/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:MJINMXUKS4YE7EKANHPKDY6B77","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":"d985ffc38878ba95d1a98b5da147d9d9e07f0b694076e16648c7e9d35522cf76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-08-14T20:45:24Z","title_canon_sha256":"8778ac097b1289b90b9dd5583f8a57747c7a6bfbcb75d1bef1de5560c1c92684"},"schema_version":"1.0","source":{"id":"1608.06532","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.06532","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"arxiv_version","alias_value":"1608.06532v2","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.06532","created_at":"2026-05-18T00:27:53Z"},{"alias_kind":"pith_short_12","alias_value":"MJINMXUKS4YE","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MJINMXUKS4YE7EKA","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MJINMXUK","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:8f85411543d0c99cce68c8fe8a20ac2f923c3eb7f4915d1e74111e74711b346f","target":"graph","created_at":"2026-05-18T00:27:53Z","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":"It was argued that the Raychaudhuri equation with a quantum correction term seems to avoid the Big Bang singularity and to characterize an everlasting Universe [PLB741,276(2015)]. Critical comments on both conclusions and on the correctness of the key expressions of this work were discussed in literature [MPLA31(2016)1650044]. In the present work, we have analyzed the perturbative (in)stability conditions in the inflationary era of the early Universe. We conclude that both unstable and stable modes are incompatible with the corresponding ones obtained in the standard FLRW Universe. We have sho","authors_text":"Abdel Magied Diab (Egyptian Ctr. Theor. Phys., Abdel Nasser Tawfik, Cairo, Cairo), Eiman Abou El Dahab (WLCAPP, MTI U., WLCAPP","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-08-14T20:45:24Z","title":"Perturbative instability of inflationary cosmology from quantum potentials"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.06532","kind":"arxiv","version":2},"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:e58983edd9e562874a95256a77b7d5cda2d3fe672405859ccd0d7f3455b141c4","target":"record","created_at":"2026-05-18T00:27:53Z","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":"d985ffc38878ba95d1a98b5da147d9d9e07f0b694076e16648c7e9d35522cf76","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-08-14T20:45:24Z","title_canon_sha256":"8778ac097b1289b90b9dd5583f8a57747c7a6bfbcb75d1bef1de5560c1c92684"},"schema_version":"1.0","source":{"id":"1608.06532","kind":"arxiv","version":2}},"canonical_sha256":"6250d65e8a97304f914069dea1e3c1ffe4222c2e26fc2d10c78adc5b3ddaa6f5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6250d65e8a97304f914069dea1e3c1ffe4222c2e26fc2d10c78adc5b3ddaa6f5","first_computed_at":"2026-05-18T00:27:53.201333Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:27:53.201333Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"C/60UQWx25drPmmBWcbQ3Oay8tX5/uJUFV2EjYSDPGDBpffyyhSJ/RTEZyNvitLY/0T5tZPW1ZrNNs8uLE8xDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:27:53.201983Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.06532","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e58983edd9e562874a95256a77b7d5cda2d3fe672405859ccd0d7f3455b141c4","sha256:8f85411543d0c99cce68c8fe8a20ac2f923c3eb7f4915d1e74111e74711b346f"],"state_sha256":"b6f9cae7a64f5603c8d58bf92269950de329f896e92b20a2eab1fbbd58a0c767"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/EfM5L5mr3ZOTSP4BZ0frahV+6Z59i8Q/S1XhDHVt2wyQzLNHHpPUBvajZOGmVgQX5xsWk4rfukPPtyRJk2lDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T03:19:41.884580Z","bundle_sha256":"572e3cc782a8b85d1c63a7930afe755ef59488fc6f247d4077909a27f2b1c0f1"}}