{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:YSI55YE4PEW4XDHHOXZPFT7XQF","short_pith_number":"pith:YSI55YE4","canonical_record":{"source":{"id":"2409.17019","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-09-25T15:22:09Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"eefa2ab43ece65d8b42de2bb533a0098fd032bb6467b1a5d990381aa730b0c2b","abstract_canon_sha256":"34ecae31923bc29e95feb4d52f76651f7b6921cfdfa4651f59a12bdbd57e14b2"},"schema_version":"1.0"},"canonical_sha256":"c491dee09c792dcb8ce775f2f2cff7814aeff02b447124b63399e5fcd72d63cd","source":{"kind":"arxiv","id":"2409.17019","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17019","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17019v4","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17019","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_12","alias_value":"YSI55YE4PEW4","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_16","alias_value":"YSI55YE4PEW4XDHH","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_8","alias_value":"YSI55YE4","created_at":"2026-07-05T10:10:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:YSI55YE4PEW4XDHHOXZPFT7XQF","target":"record","payload":{"canonical_record":{"source":{"id":"2409.17019","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-09-25T15:22:09Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"eefa2ab43ece65d8b42de2bb533a0098fd032bb6467b1a5d990381aa730b0c2b","abstract_canon_sha256":"34ecae31923bc29e95feb4d52f76651f7b6921cfdfa4651f59a12bdbd57e14b2"},"schema_version":"1.0"},"canonical_sha256":"c491dee09c792dcb8ce775f2f2cff7814aeff02b447124b63399e5fcd72d63cd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:10:44.202984Z","signature_b64":"8y0bkqjbqSRGjw+xhTd5gsV5KGml+wGtPG3peWBgnu2vJvG2ihZ1W+xAhUVPsWFHUYt/nqmfbQ3mdCWup1rPDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c491dee09c792dcb8ce775f2f2cff7814aeff02b447124b63399e5fcd72d63cd","last_reissued_at":"2026-07-05T10:10:44.202569Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:10:44.202569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.17019","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":"2026-07-05T10:10:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oh9EzUF5V75GoRv/kP3uDnrCph8htldMTCi8fbPStxWfV/DOqTFqjkqTywmGRoEN9DsHceLm9FxR2YYFFGVSCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T00:48:31.695673Z"},"content_sha256":"9aa952929a9ac3383e498147997ee56fb0520ed7602d01fd585a0c77097bf7b2","schema_version":"1.0","event_id":"sha256:9aa952929a9ac3383e498147997ee56fb0520ed7602d01fd585a0c77097bf7b2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:YSI55YE4PEW4XDHHOXZPFT7XQF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Matching current observational constraints with nonminimally coupled dark energy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Carlos Garc\\'ia-Garc\\'ia, Pedro G. Ferreira, William J. Wolf","submitted_at":"2024-09-25T15:22:09Z","abstract_excerpt":"We show that a Universe with a nonminimally coupled scalar field can fit current measurements of the expansion rate of the Universe better than the standard $\\Lambda$-Cold Dark Matter ($\\Lambda$CDM) model or other minimally coupled dark energy models. In particular, the nonminimal coupling in this model allows for the dark energy model to exhibit stable phantom crossing behavior, which seems to be suggested by the constraints on the dark energy equation of state coming from the most recent data. While we find a clear improvement in the goodness of fit for this dark energy model with respect to"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17019","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2409.17019/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:10:44Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lbhT5xY+aFO7byd9kxgNHIsYCPO9OPemCo+SGYEZOBzbosh0us6hBBoOb4scwwRECBzCfeQz8D5b7016AbQmDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T00:48:31.696273Z"},"content_sha256":"8b5c82861e2898c1b75e9867100119b4877c84595dd9f51a2b68c9553e3ea48f","schema_version":"1.0","event_id":"sha256:8b5c82861e2898c1b75e9867100119b4877c84595dd9f51a2b68c9553e3ea48f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/bundle.json","state_url":"https://pith.science/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/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":"2026-08-11T00:48:31Z","links":{"resolver":"https://pith.science/pith/YSI55YE4PEW4XDHHOXZPFT7XQF","bundle":"https://pith.science/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/bundle.json","state":"https://pith.science/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YSI55YE4PEW4XDHHOXZPFT7XQF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:YSI55YE4PEW4XDHHOXZPFT7XQF","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":"34ecae31923bc29e95feb4d52f76651f7b6921cfdfa4651f59a12bdbd57e14b2","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-09-25T15:22:09Z","title_canon_sha256":"eefa2ab43ece65d8b42de2bb533a0098fd032bb6467b1a5d990381aa730b0c2b"},"schema_version":"1.0","source":{"id":"2409.17019","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.17019","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"arxiv_version","alias_value":"2409.17019v4","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.17019","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_12","alias_value":"YSI55YE4PEW4","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_16","alias_value":"YSI55YE4PEW4XDHH","created_at":"2026-07-05T10:10:44Z"},{"alias_kind":"pith_short_8","alias_value":"YSI55YE4","created_at":"2026-07-05T10:10:44Z"}],"graph_snapshots":[{"event_id":"sha256:8b5c82861e2898c1b75e9867100119b4877c84595dd9f51a2b68c9553e3ea48f","target":"graph","created_at":"2026-07-05T10:10:44Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2409.17019/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We show that a Universe with a nonminimally coupled scalar field can fit current measurements of the expansion rate of the Universe better than the standard $\\Lambda$-Cold Dark Matter ($\\Lambda$CDM) model or other minimally coupled dark energy models. In particular, the nonminimal coupling in this model allows for the dark energy model to exhibit stable phantom crossing behavior, which seems to be suggested by the constraints on the dark energy equation of state coming from the most recent data. While we find a clear improvement in the goodness of fit for this dark energy model with respect to","authors_text":"Carlos Garc\\'ia-Garc\\'ia, Pedro G. Ferreira, William J. Wolf","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-09-25T15:22:09Z","title":"Matching current observational constraints with nonminimally coupled dark energy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.17019","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":"sha256:9aa952929a9ac3383e498147997ee56fb0520ed7602d01fd585a0c77097bf7b2","target":"record","created_at":"2026-07-05T10:10:44Z","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":"34ecae31923bc29e95feb4d52f76651f7b6921cfdfa4651f59a12bdbd57e14b2","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-09-25T15:22:09Z","title_canon_sha256":"eefa2ab43ece65d8b42de2bb533a0098fd032bb6467b1a5d990381aa730b0c2b"},"schema_version":"1.0","source":{"id":"2409.17019","kind":"arxiv","version":4}},"canonical_sha256":"c491dee09c792dcb8ce775f2f2cff7814aeff02b447124b63399e5fcd72d63cd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c491dee09c792dcb8ce775f2f2cff7814aeff02b447124b63399e5fcd72d63cd","first_computed_at":"2026-07-05T10:10:44.202569Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:10:44.202569Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8y0bkqjbqSRGjw+xhTd5gsV5KGml+wGtPG3peWBgnu2vJvG2ihZ1W+xAhUVPsWFHUYt/nqmfbQ3mdCWup1rPDw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:10:44.202984Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.17019","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9aa952929a9ac3383e498147997ee56fb0520ed7602d01fd585a0c77097bf7b2","sha256:8b5c82861e2898c1b75e9867100119b4877c84595dd9f51a2b68c9553e3ea48f"],"state_sha256":"f2a6c7fb08dba8604a6245d15605797356845ebcc555ae5b8032596d9610cd46"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rx/K9e19qtR8dPdYo7eUOB/xXzKu8MexPJ1gla770xq5sXMgN9/oeNV3uyTu0sesHdf+upRJ+QosqgNsmv7IBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T00:48:31.701306Z","bundle_sha256":"f48af74dd26f64b6befcb8f44d8ceac00e1d8a60df9d734df3db78336caac381"}}