{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:PO66DJJM6OOQMQHJZCPFIGVSKT","short_pith_number":"pith:PO66DJJM","schema_version":"1.0","canonical_sha256":"7bbde1a52cf39d0640e9c89e541ab254c213686f4cf9517f261bb392fc46ccc1","source":{"kind":"arxiv","id":"1708.01717","version":3},"attestation_state":"computed","paper":{"title":"Latest astronomical constraints on some nonlinear parametric dark energy models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"Andronikos Paliathanasis, Supriya Pan, Weiqiang Yang","submitted_at":"2017-08-05T06:34:20Z","abstract_excerpt":"We consider nonlinear redshift-dependent equation of state parameters as dark energy models in a spatially flat Friedmann-Lema\\^itre-Robertson-Walker universe. To depict the expansion history of the universe in such cosmological scenarios, we take into account the large scale behaviour of such parametric models and fit them using a set of latest observational data with distinct origin that includes cosmic microwave background radiation, Supernove Type Ia, baryon acoustic oscillations, redshift space distortion, weak gravitational lensing, Hubble parameter measurements from cosmic chronometers "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1708.01717","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-08-05T06:34:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"c4fa320937d9ecdafc88dc8b2b5ef548bbcde8416d82c660be3b35b68a51ee7f","abstract_canon_sha256":"b26cceb37a70d4781d5f4b1e719f8a48fa60c0b95e27f8637ee210039a420171"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:30.878767Z","signature_b64":"R6BpnmTd5jWU8AknsRMaKw3YOFJ2NO52B25fdTpKKtBgkmXKAUXmZ8AvL53ZehqMoa5WtfHS6GPm2RCbGTuNBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7bbde1a52cf39d0640e9c89e541ab254c213686f4cf9517f261bb392fc46ccc1","last_reissued_at":"2026-05-18T00:24:30.878336Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:30.878336Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Latest astronomical constraints on some nonlinear parametric dark energy models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"Andronikos Paliathanasis, Supriya Pan, Weiqiang Yang","submitted_at":"2017-08-05T06:34:20Z","abstract_excerpt":"We consider nonlinear redshift-dependent equation of state parameters as dark energy models in a spatially flat Friedmann-Lema\\^itre-Robertson-Walker universe. To depict the expansion history of the universe in such cosmological scenarios, we take into account the large scale behaviour of such parametric models and fit them using a set of latest observational data with distinct origin that includes cosmic microwave background radiation, Supernove Type Ia, baryon acoustic oscillations, redshift space distortion, weak gravitational lensing, Hubble parameter measurements from cosmic chronometers "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1708.01717","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1708.01717","created_at":"2026-05-18T00:24:30.878398+00:00"},{"alias_kind":"arxiv_version","alias_value":"1708.01717v3","created_at":"2026-05-18T00:24:30.878398+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1708.01717","created_at":"2026-05-18T00:24:30.878398+00:00"},{"alias_kind":"pith_short_12","alias_value":"PO66DJJM6OOQ","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_16","alias_value":"PO66DJJM6OOQMQHJ","created_at":"2026-05-18T12:31:37.085036+00:00"},{"alias_kind":"pith_short_8","alias_value":"PO66DJJM","created_at":"2026-05-18T12:31:37.085036+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2103.01183","citing_title":"In the Realm of the Hubble tension $-$ a Review of Solutions","ref_index":173,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT","json":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT.json","graph_json":"https://pith.science/api/pith-number/PO66DJJM6OOQMQHJZCPFIGVSKT/graph.json","events_json":"https://pith.science/api/pith-number/PO66DJJM6OOQMQHJZCPFIGVSKT/events.json","paper":"https://pith.science/paper/PO66DJJM"},"agent_actions":{"view_html":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT","download_json":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT.json","view_paper":"https://pith.science/paper/PO66DJJM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1708.01717&json=true","fetch_graph":"https://pith.science/api/pith-number/PO66DJJM6OOQMQHJZCPFIGVSKT/graph.json","fetch_events":"https://pith.science/api/pith-number/PO66DJJM6OOQMQHJZCPFIGVSKT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT/action/storage_attestation","attest_author":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT/action/author_attestation","sign_citation":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT/action/citation_signature","submit_replication":"https://pith.science/pith/PO66DJJM6OOQMQHJZCPFIGVSKT/action/replication_record"}},"created_at":"2026-05-18T00:24:30.878398+00:00","updated_at":"2026-05-18T00:24:30.878398+00:00"}