{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:E4SJESRM5IMBDELPF3SDLEZPLU","short_pith_number":"pith:E4SJESRM","canonical_record":{"source":{"id":"1603.03821","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-03-11T23:30:32Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"1c3581993fce5d9dfed14afe7c50ae5a987eb259469aca37fef1981337c8d425","abstract_canon_sha256":"406879b2b616040e5d65fff21b7c286c15c95ef7d6b03f9373eea539981d6d61"},"schema_version":"1.0"},"canonical_sha256":"2724924a2cea1811916f2ee435932f5d3baa241721e5085830a3872c1f464a43","source":{"kind":"arxiv","id":"1603.03821","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.03821","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"arxiv_version","alias_value":"1603.03821v3","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.03821","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"pith_short_12","alias_value":"E4SJESRM5IMB","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"E4SJESRM5IMBDELP","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"E4SJESRM","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:E4SJESRM5IMBDELPF3SDLEZPLU","target":"record","payload":{"canonical_record":{"source":{"id":"1603.03821","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-03-11T23:30:32Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"1c3581993fce5d9dfed14afe7c50ae5a987eb259469aca37fef1981337c8d425","abstract_canon_sha256":"406879b2b616040e5d65fff21b7c286c15c95ef7d6b03f9373eea539981d6d61"},"schema_version":"1.0"},"canonical_sha256":"2724924a2cea1811916f2ee435932f5d3baa241721e5085830a3872c1f464a43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:13:30.385575Z","signature_b64":"GwZK/e96HKD9EHDF2b/S30I7FD/6fLC9GW56RdSnI8qhaTtv7MedAncRjtIjI99jI5VDI8YLLyi7jqRx8F04BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2724924a2cea1811916f2ee435932f5d3baa241721e5085830a3872c1f464a43","last_reissued_at":"2026-05-18T01:13:30.384807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:13:30.384807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.03821","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":"2026-05-18T01:13:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MGFYAs1ifQF+IQh42H69AMa5DV2Dc+3UAdyxfCTsUGAmHpuTVu4kbYq7G36yphz4JVDmE8OLT8oSZK56d5mVDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T22:44:16.845817Z"},"content_sha256":"0639fc2a3797e3bccc5b1edc7093a2ffaa61647d8ca0f790697c578b4bab59db","schema_version":"1.0","event_id":"sha256:0639fc2a3797e3bccc5b1edc7093a2ffaa61647d8ca0f790697c578b4bab59db"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:E4SJESRM5IMBDELPF3SDLEZPLU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Geometric back-reaction in pre-inflation from relativistic quantum geometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Marcos R. A. Arcod\\'ia, Mauricio Bellini (IFIMAR - CONICET & UNMdP)","submitted_at":"2016-03-11T23:30:32Z","abstract_excerpt":"The pre-inflationary evolution of the universe describes the beginning of the expansion from a static initial state, such that the Hubble parameter is initially zero, but increases to an asymptotic constant value, in which it could achieve a de Sitter (inflationary) expansion. The expansion is driven by a background phantom field. The back-reaction effects at this moment should describe vacuum geometrical excitations, which are studied with detail in this work using Relativistic Quantum Geometry."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.03821","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":""},"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":"2026-05-18T01:13:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NGz3K0iEkEnMAka15uglOOOQd0QqxeBA2xaUEp1V1h5GaXz/wN3oZ4iKBLkiIBzLn5KcUq98bjhLd5fMVwvQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T22:44:16.846533Z"},"content_sha256":"86b00b5fc24dbec9bb4f3442340e034f5bfa90849579fa55e796f150958be173","schema_version":"1.0","event_id":"sha256:86b00b5fc24dbec9bb4f3442340e034f5bfa90849579fa55e796f150958be173"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/E4SJESRM5IMBDELPF3SDLEZPLU/bundle.json","state_url":"https://pith.science/pith/E4SJESRM5IMBDELPF3SDLEZPLU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/E4SJESRM5IMBDELPF3SDLEZPLU/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":"2026-05-29T22:44:16Z","links":{"resolver":"https://pith.science/pith/E4SJESRM5IMBDELPF3SDLEZPLU","bundle":"https://pith.science/pith/E4SJESRM5IMBDELPF3SDLEZPLU/bundle.json","state":"https://pith.science/pith/E4SJESRM5IMBDELPF3SDLEZPLU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/E4SJESRM5IMBDELPF3SDLEZPLU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:E4SJESRM5IMBDELPF3SDLEZPLU","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":"406879b2b616040e5d65fff21b7c286c15c95ef7d6b03f9373eea539981d6d61","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-03-11T23:30:32Z","title_canon_sha256":"1c3581993fce5d9dfed14afe7c50ae5a987eb259469aca37fef1981337c8d425"},"schema_version":"1.0","source":{"id":"1603.03821","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.03821","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"arxiv_version","alias_value":"1603.03821v3","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.03821","created_at":"2026-05-18T01:13:30Z"},{"alias_kind":"pith_short_12","alias_value":"E4SJESRM5IMB","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"E4SJESRM5IMBDELP","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"E4SJESRM","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:86b00b5fc24dbec9bb4f3442340e034f5bfa90849579fa55e796f150958be173","target":"graph","created_at":"2026-05-18T01:13:30Z","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":"The pre-inflationary evolution of the universe describes the beginning of the expansion from a static initial state, such that the Hubble parameter is initially zero, but increases to an asymptotic constant value, in which it could achieve a de Sitter (inflationary) expansion. The expansion is driven by a background phantom field. The back-reaction effects at this moment should describe vacuum geometrical excitations, which are studied with detail in this work using Relativistic Quantum Geometry.","authors_text":"Marcos R. A. Arcod\\'ia, Mauricio Bellini (IFIMAR - CONICET & UNMdP)","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-03-11T23:30:32Z","title":"Geometric back-reaction in pre-inflation from relativistic quantum geometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.03821","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":"sha256:0639fc2a3797e3bccc5b1edc7093a2ffaa61647d8ca0f790697c578b4bab59db","target":"record","created_at":"2026-05-18T01:13:30Z","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":"406879b2b616040e5d65fff21b7c286c15c95ef7d6b03f9373eea539981d6d61","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2016-03-11T23:30:32Z","title_canon_sha256":"1c3581993fce5d9dfed14afe7c50ae5a987eb259469aca37fef1981337c8d425"},"schema_version":"1.0","source":{"id":"1603.03821","kind":"arxiv","version":3}},"canonical_sha256":"2724924a2cea1811916f2ee435932f5d3baa241721e5085830a3872c1f464a43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2724924a2cea1811916f2ee435932f5d3baa241721e5085830a3872c1f464a43","first_computed_at":"2026-05-18T01:13:30.384807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:13:30.384807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GwZK/e96HKD9EHDF2b/S30I7FD/6fLC9GW56RdSnI8qhaTtv7MedAncRjtIjI99jI5VDI8YLLyi7jqRx8F04BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:13:30.385575Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.03821","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0639fc2a3797e3bccc5b1edc7093a2ffaa61647d8ca0f790697c578b4bab59db","sha256:86b00b5fc24dbec9bb4f3442340e034f5bfa90849579fa55e796f150958be173"],"state_sha256":"202a86dadbccc139f9882c70a581eadf0622d9cb6336a539135430ad181fca46"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"byQOhXwxFkWbFaZZLKw/+U5PrywRHrWG0AoD9i8F6BP/FQDWS8blPObFi/U6vcC7jZs8zLFi2+nnJXgJXiySCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T22:44:16.850576Z","bundle_sha256":"e55336bea00d640b70e15e16b27ff87ee2b55f237f5f6a7d4f16238a6f3bbaa5"}}