{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:HISWWSYYL2ANR5THSM6HHT4W4K","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":"d4ae40496d55781e2a5a786fb74f31d9cf4c99d8c95ba53cb80af0f034db15ae","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-25T08:26:51Z","title_canon_sha256":"847274db311e198dfa4ef0740b4e00e4fdc68cdb7bfbf5d550c98c6e84c52bf2"},"schema_version":"1.0","source":{"id":"2309.13946","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2309.13946","created_at":"2026-07-05T07:54:03Z"},{"alias_kind":"arxiv_version","alias_value":"2309.13946v2","created_at":"2026-07-05T07:54:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.13946","created_at":"2026-07-05T07:54:03Z"},{"alias_kind":"pith_short_12","alias_value":"HISWWSYYL2AN","created_at":"2026-07-05T07:54:03Z"},{"alias_kind":"pith_short_16","alias_value":"HISWWSYYL2ANR5TH","created_at":"2026-07-05T07:54:03Z"},{"alias_kind":"pith_short_8","alias_value":"HISWWSYY","created_at":"2026-07-05T07:54:03Z"}],"graph_snapshots":[{"event_id":"sha256:4333450e8f9663edb882f5df86b1c57ef4004dd859f63e92cf70a6c6402ad5e3","target":"graph","created_at":"2026-07-05T07:54:03Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2309.13946/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We place observational constraints on a dark energy (DE) model in which a quintessence scalar field $\\phi$ is coupled to dark matter (DM) through momentum and energy exchanges.The momentum transfer is weighed by an interaction between the field derivative and DM four velocity with a coupling constant $\\beta$, whereas the energy exchange is characterized by an exponential scalar-field coupling to the DM density with a coupling constant $Q$. A positive coupling $\\beta$ leads to the suppression for the growth of DM density perturbations at low redshifts, whose property offers a possibility for re","authors_text":"Kiyotomo Ichiki, Shinji Tsujikawa, Xiaolin Liu","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-25T08:26:51Z","title":"Observational constraints on interactions between dark energy and dark matter with momentum and energy transfers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.13946","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:eef548946432a944a6404a75154087a34f0eba225f6162873b242237cba5921b","target":"record","created_at":"2026-07-05T07:54:03Z","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":"d4ae40496d55781e2a5a786fb74f31d9cf4c99d8c95ba53cb80af0f034db15ae","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-09-25T08:26:51Z","title_canon_sha256":"847274db311e198dfa4ef0740b4e00e4fdc68cdb7bfbf5d550c98c6e84c52bf2"},"schema_version":"1.0","source":{"id":"2309.13946","kind":"arxiv","version":2}},"canonical_sha256":"3a256b4b185e80d8f667933c73cf96e28390f0f6242496bffb9327a632a847f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3a256b4b185e80d8f667933c73cf96e28390f0f6242496bffb9327a632a847f1","first_computed_at":"2026-07-05T07:54:03.933947Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:54:03.933947Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9OQ5Heq1UyfEQV1Ip2UXR757N9OzTn31BXhQBJaCuuJy28kDYNUYKFejy2O16i/mDPEzHQYoplkTzoCGM2M/Dw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:54:03.934379Z","signed_message":"canonical_sha256_bytes"},"source_id":"2309.13946","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eef548946432a944a6404a75154087a34f0eba225f6162873b242237cba5921b","sha256:4333450e8f9663edb882f5df86b1c57ef4004dd859f63e92cf70a6c6402ad5e3"],"state_sha256":"ceadc5e97920602ccac7eda4fad5677cb43e1904b66fba0bfed4b2bf74b55c40"}