{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:NVCIQJ74T7N6KOKYADSUAML3Z5","short_pith_number":"pith:NVCIQJ74","canonical_record":{"source":{"id":"1310.7167","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-27T07:05:58Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"aad2256ff5cb22b10494b08d43a433b049ae4571c464434d94a9137aea427dfa","abstract_canon_sha256":"264cc898db1c0208c04bb2d18839ec25ac3241c80885b368c93bc812e9b80f7f"},"schema_version":"1.0"},"canonical_sha256":"6d448827fc9fdbe5395800e540317bcf7d7427c2b654c4fe9eda6bf13ae101df","source":{"kind":"arxiv","id":"1310.7167","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.7167","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"arxiv_version","alias_value":"1310.7167v4","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.7167","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"pith_short_12","alias_value":"NVCIQJ74T7N6","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NVCIQJ74T7N6KOKY","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NVCIQJ74","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:NVCIQJ74T7N6KOKYADSUAML3Z5","target":"record","payload":{"canonical_record":{"source":{"id":"1310.7167","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-27T07:05:58Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"aad2256ff5cb22b10494b08d43a433b049ae4571c464434d94a9137aea427dfa","abstract_canon_sha256":"264cc898db1c0208c04bb2d18839ec25ac3241c80885b368c93bc812e9b80f7f"},"schema_version":"1.0"},"canonical_sha256":"6d448827fc9fdbe5395800e540317bcf7d7427c2b654c4fe9eda6bf13ae101df","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:57:44.188302Z","signature_b64":"DITpyRHAcQVXApmeZmJnhXBhQ1VNYQq2HScJVClMBBZ6D21oqDJ/iEk9zI/8Dz5dpoBqzWkTD/n27P85PnwZDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d448827fc9fdbe5395800e540317bcf7d7427c2b654c4fe9eda6bf13ae101df","last_reissued_at":"2026-05-18T02:57:44.187863Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:57:44.187863Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.7167","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:57:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z8PmYLakjDl5dRBRFbBQPHUhu8plyBaxXwr0OaLqFz8v6AQLOuH5Bgc2e4sAb2mOLbDi8OF/bDD5K/7JkhZDDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:07:25.654222Z"},"content_sha256":"84369e48e107f50f3ad51cd4fc33668eb0acf8ee8a4015b5f85de24f1ea011a8","schema_version":"1.0","event_id":"sha256:84369e48e107f50f3ad51cd4fc33668eb0acf8ee8a4015b5f85de24f1ea011a8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:NVCIQJ74T7N6KOKYADSUAML3Z5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Arbitrary scalar field and quintessence cosmological models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Francisco S. N. Lobo, M. K. Mak, Tiberiu Harko","submitted_at":"2013-10-27T07:05:58Z","abstract_excerpt":"The mechanism of the initial inflationary scenario of the universe and of its late-time acceleration can be described by assuming the existence of some gravitationally coupled scalar fields $\\phi $, with the inflaton field generating inflation and the quintessence field being responsible for the late accelerated expansion. Various inflationary and late-time accelerated scenarios are distinguished by the choice of an effective self-interaction potential $V(\\phi )$, which simulates a temporarily non-vanishing cosmological term. In this work, we present a new formalism for the analysis of scalar "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.7167","kind":"arxiv","version":4},"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":"2026-05-18T02:57:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ztUlkbDUzwPbP55lyGZSGn9Yf8u8wVpqe5tXxGoMwqi4H97zjjuVDoBuoYcUL9r+aMbpsIBYXY1LmyvXVCjcBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T11:07:25.654587Z"},"content_sha256":"b16a9a100f1453ab82fb2761ceec0377f0254788e03e5c75c5f7bdd6235f7382","schema_version":"1.0","event_id":"sha256:b16a9a100f1453ab82fb2761ceec0377f0254788e03e5c75c5f7bdd6235f7382"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/bundle.json","state_url":"https://pith.science/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/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":"2026-06-02T11:07:25Z","links":{"resolver":"https://pith.science/pith/NVCIQJ74T7N6KOKYADSUAML3Z5","bundle":"https://pith.science/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/bundle.json","state":"https://pith.science/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NVCIQJ74T7N6KOKYADSUAML3Z5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:NVCIQJ74T7N6KOKYADSUAML3Z5","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":"264cc898db1c0208c04bb2d18839ec25ac3241c80885b368c93bc812e9b80f7f","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-27T07:05:58Z","title_canon_sha256":"aad2256ff5cb22b10494b08d43a433b049ae4571c464434d94a9137aea427dfa"},"schema_version":"1.0","source":{"id":"1310.7167","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.7167","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"arxiv_version","alias_value":"1310.7167v4","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.7167","created_at":"2026-05-18T02:57:44Z"},{"alias_kind":"pith_short_12","alias_value":"NVCIQJ74T7N6","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NVCIQJ74T7N6KOKY","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NVCIQJ74","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:b16a9a100f1453ab82fb2761ceec0377f0254788e03e5c75c5f7bdd6235f7382","target":"graph","created_at":"2026-05-18T02:57:44Z","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 mechanism of the initial inflationary scenario of the universe and of its late-time acceleration can be described by assuming the existence of some gravitationally coupled scalar fields $\\phi $, with the inflaton field generating inflation and the quintessence field being responsible for the late accelerated expansion. Various inflationary and late-time accelerated scenarios are distinguished by the choice of an effective self-interaction potential $V(\\phi )$, which simulates a temporarily non-vanishing cosmological term. In this work, we present a new formalism for the analysis of scalar ","authors_text":"Francisco S. N. Lobo, M. K. Mak, Tiberiu Harko","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-27T07:05:58Z","title":"Arbitrary scalar field and quintessence cosmological models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.7167","kind":"arxiv","version":4},"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":"sha256:84369e48e107f50f3ad51cd4fc33668eb0acf8ee8a4015b5f85de24f1ea011a8","target":"record","created_at":"2026-05-18T02:57:44Z","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":"264cc898db1c0208c04bb2d18839ec25ac3241c80885b368c93bc812e9b80f7f","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-27T07:05:58Z","title_canon_sha256":"aad2256ff5cb22b10494b08d43a433b049ae4571c464434d94a9137aea427dfa"},"schema_version":"1.0","source":{"id":"1310.7167","kind":"arxiv","version":4}},"canonical_sha256":"6d448827fc9fdbe5395800e540317bcf7d7427c2b654c4fe9eda6bf13ae101df","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6d448827fc9fdbe5395800e540317bcf7d7427c2b654c4fe9eda6bf13ae101df","first_computed_at":"2026-05-18T02:57:44.187863Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:57:44.187863Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DITpyRHAcQVXApmeZmJnhXBhQ1VNYQq2HScJVClMBBZ6D21oqDJ/iEk9zI/8Dz5dpoBqzWkTD/n27P85PnwZDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:57:44.188302Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.7167","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84369e48e107f50f3ad51cd4fc33668eb0acf8ee8a4015b5f85de24f1ea011a8","sha256:b16a9a100f1453ab82fb2761ceec0377f0254788e03e5c75c5f7bdd6235f7382"],"state_sha256":"43925a95e848df28d7f8d81c705cdd62fb1f376a765364b8e145c4cdfb4ede03"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cMIO/JCQwW0NCATb+OZ3nvxZC5KzPGEML9rZOxK/HwDtt0pM+EzS1OJf6YLv/thskT/sBeLuhSlgBbxy6uJMBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T11:07:25.656526Z","bundle_sha256":"4e29f54e24df0776cf52263fa478affed390f00caf0c624076f07bc2c3d477bb"}}