{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:P6VBP5MDVLALE3IDCDYEICOBBU","short_pith_number":"pith:P6VBP5MD","schema_version":"1.0","canonical_sha256":"7faa17f583aac0b26d0310f04409c10d2b7f7c2ab168433e36817433a0e72641","source":{"kind":"arxiv","id":"2002.03897","version":1},"attestation_state":"computed","paper":{"title":"Perturbation level interacting dark energy model and its consequence on late-time cosmological parameters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Amir Mollazadeh, Mahnaz Asghari, Shahram Khosravi","submitted_at":"2020-02-10T16:06:57Z","abstract_excerpt":"In the present paper, we study the capability of interacting dark energy model with pure momentum transfer in the dark sector to reconcile tensions between low redshift observations and cosmic microwave background (CMB) results. This class of interacting model with pure momentum exchange introduces modifications to the standard model in the level of perturbation. We investigate the model by comparing to observational data, including integrated Sachs-Wolfe-galaxy cross-correlation, galaxy power spectrum, $f \\sigma_8$, and CMB data. It is shown that this model can alleviate the observed tension "},"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":"2002.03897","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-02-10T16:06:57Z","cross_cats_sorted":[],"title_canon_sha256":"46daae442bbc038bd330ca39f6be7f65beed76ba2ad19ccaa872bcd9fedd3756","abstract_canon_sha256":"e22690eaa2973597936294305a6779d2e1cf5830711a8c6b68f61b6120f05dcc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:39:27.330121Z","signature_b64":"8tjUKDr4oGA5Qt9591UFYwz+gZleaqpoLbXiXQkPrRLVSjauD3O89s7rfrqBPLh15eeqXReqZdVBjFd7DzyFAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7faa17f583aac0b26d0310f04409c10d2b7f7c2ab168433e36817433a0e72641","last_reissued_at":"2026-07-05T00:39:27.329675Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:39:27.329675Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Perturbation level interacting dark energy model and its consequence on late-time cosmological parameters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Amir Mollazadeh, Mahnaz Asghari, Shahram Khosravi","submitted_at":"2020-02-10T16:06:57Z","abstract_excerpt":"In the present paper, we study the capability of interacting dark energy model with pure momentum transfer in the dark sector to reconcile tensions between low redshift observations and cosmic microwave background (CMB) results. This class of interacting model with pure momentum exchange introduces modifications to the standard model in the level of perturbation. We investigate the model by comparing to observational data, including integrated Sachs-Wolfe-galaxy cross-correlation, galaxy power spectrum, $f \\sigma_8$, and CMB data. It is shown that this model can alleviate the observed tension "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.03897","kind":"arxiv","version":1},"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/2002.03897/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2002.03897","created_at":"2026-07-05T00:39:27.329734+00:00"},{"alias_kind":"arxiv_version","alias_value":"2002.03897v1","created_at":"2026-07-05T00:39:27.329734+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.03897","created_at":"2026-07-05T00:39:27.329734+00:00"},{"alias_kind":"pith_short_12","alias_value":"P6VBP5MDVLAL","created_at":"2026-07-05T00:39:27.329734+00:00"},{"alias_kind":"pith_short_16","alias_value":"P6VBP5MDVLALE3ID","created_at":"2026-07-05T00:39:27.329734+00:00"},{"alias_kind":"pith_short_8","alias_value":"P6VBP5MD","created_at":"2026-07-05T00:39:27.329734+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU","json":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU.json","graph_json":"https://pith.science/api/pith-number/P6VBP5MDVLALE3IDCDYEICOBBU/graph.json","events_json":"https://pith.science/api/pith-number/P6VBP5MDVLALE3IDCDYEICOBBU/events.json","paper":"https://pith.science/paper/P6VBP5MD"},"agent_actions":{"view_html":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU","download_json":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU.json","view_paper":"https://pith.science/paper/P6VBP5MD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2002.03897&json=true","fetch_graph":"https://pith.science/api/pith-number/P6VBP5MDVLALE3IDCDYEICOBBU/graph.json","fetch_events":"https://pith.science/api/pith-number/P6VBP5MDVLALE3IDCDYEICOBBU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU/action/storage_attestation","attest_author":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU/action/author_attestation","sign_citation":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU/action/citation_signature","submit_replication":"https://pith.science/pith/P6VBP5MDVLALE3IDCDYEICOBBU/action/replication_record"}},"created_at":"2026-07-05T00:39:27.329734+00:00","updated_at":"2026-07-05T00:39:27.329734+00:00"}