{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:5HQQLXS5DCMFFW5XCCMNL626NE","short_pith_number":"pith:5HQQLXS5","canonical_record":{"source":{"id":"2504.15635","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-04-22T06:55:43Z","cross_cats_sorted":["astro-ph.HE","gr-qc"],"title_canon_sha256":"a27e39f34b3d49ce099808f18b590117a74dcc8ca9205ba729171222d282ddf9","abstract_canon_sha256":"7b608c2269dd689e3f979cc55d3962e355a38e28d80f6516d314d98371dd2830"},"schema_version":"1.0"},"canonical_sha256":"e9e105de5d189852dbb71098d5fb5e6904c89e7f4a1be8626ca42a2a426e195c","source":{"kind":"arxiv","id":"2504.15635","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.15635","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"arxiv_version","alias_value":"2504.15635v3","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.15635","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_12","alias_value":"5HQQLXS5DCMF","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_16","alias_value":"5HQQLXS5DCMFFW5X","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_8","alias_value":"5HQQLXS5","created_at":"2026-07-05T11:00:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:5HQQLXS5DCMFFW5XCCMNL626NE","target":"record","payload":{"canonical_record":{"source":{"id":"2504.15635","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-04-22T06:55:43Z","cross_cats_sorted":["astro-ph.HE","gr-qc"],"title_canon_sha256":"a27e39f34b3d49ce099808f18b590117a74dcc8ca9205ba729171222d282ddf9","abstract_canon_sha256":"7b608c2269dd689e3f979cc55d3962e355a38e28d80f6516d314d98371dd2830"},"schema_version":"1.0"},"canonical_sha256":"e9e105de5d189852dbb71098d5fb5e6904c89e7f4a1be8626ca42a2a426e195c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:00:06.608851Z","signature_b64":"Yy2te3k1mRFndu3MeUdEIs0oasNQmX3fySepzD56Ntuj+hZufo12S+V975qIvf9MBGu+WUuCfYcamObIbtrmCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e9e105de5d189852dbb71098d5fb5e6904c89e7f4a1be8626ca42a2a426e195c","last_reissued_at":"2026-07-05T11:00:06.608363Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:00:06.608363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.15635","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:00:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y+HsTRnDWCDJ5p0rOL3E5ZNlQao0SlL8Jsk9dBlpcfZ0I6eyHisFwBlaq/gFdkmbm3RMh++1W135N9B+DSaBDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T17:11:01.100865Z"},"content_sha256":"73134a1c28dedb9e8433e8cd066a9715338a2355a6c968b518a6e494a71afd77","schema_version":"1.0","event_id":"sha256:73134a1c28dedb9e8433e8cd066a9715338a2355a6c968b518a6e494a71afd77"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:5HQQLXS5DCMFFW5XCCMNL626NE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Questioning Cosmic Acceleration with DESI: The Big Stall of the Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","gr-qc"],"primary_cat":"astro-ph.CO","authors_text":"Deng Wang","submitted_at":"2025-04-22T06:55:43Z","abstract_excerpt":"One of the most important discoveries in modern cosmology is cosmic acceleration. However, we find that today's universe could decelerate in the statistically preferred Chevallier-Polarski-Linder (CPL) scenario over the $\\Lambda$CDM model by cosmic microwave background, type Ia supernova and DESI's new measurements of baryon acoustic oscillations. Using various datasets, at a beyond $5\\,\\sigma$ confidence level, we demonstrate that the universe experiences a triple deceleration during its evolution and finally reaches the state of the ``Big Stall\", which predicts that: (i) the universe suddenl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.15635","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2504.15635/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":"2026-07-05T11:00:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TcDFd4lDGS4A0MNmHvzU+dfb2iww4zBOgrKAx3YdabME4S6IxWMO6Fc5lWTjl6xLuGSgkfSzphJnGrYJWXQtAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T17:11:01.101244Z"},"content_sha256":"4d8513f457da321f396ab3e720e024de531597483feb0c7952010960e52e988e","schema_version":"1.0","event_id":"sha256:4d8513f457da321f396ab3e720e024de531597483feb0c7952010960e52e988e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5HQQLXS5DCMFFW5XCCMNL626NE/bundle.json","state_url":"https://pith.science/pith/5HQQLXS5DCMFFW5XCCMNL626NE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5HQQLXS5DCMFFW5XCCMNL626NE/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":"2026-08-07T17:11:01Z","links":{"resolver":"https://pith.science/pith/5HQQLXS5DCMFFW5XCCMNL626NE","bundle":"https://pith.science/pith/5HQQLXS5DCMFFW5XCCMNL626NE/bundle.json","state":"https://pith.science/pith/5HQQLXS5DCMFFW5XCCMNL626NE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5HQQLXS5DCMFFW5XCCMNL626NE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:5HQQLXS5DCMFFW5XCCMNL626NE","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":"7b608c2269dd689e3f979cc55d3962e355a38e28d80f6516d314d98371dd2830","cross_cats_sorted":["astro-ph.HE","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-04-22T06:55:43Z","title_canon_sha256":"a27e39f34b3d49ce099808f18b590117a74dcc8ca9205ba729171222d282ddf9"},"schema_version":"1.0","source":{"id":"2504.15635","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.15635","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"arxiv_version","alias_value":"2504.15635v3","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.15635","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_12","alias_value":"5HQQLXS5DCMF","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_16","alias_value":"5HQQLXS5DCMFFW5X","created_at":"2026-07-05T11:00:06Z"},{"alias_kind":"pith_short_8","alias_value":"5HQQLXS5","created_at":"2026-07-05T11:00:06Z"}],"graph_snapshots":[{"event_id":"sha256:4d8513f457da321f396ab3e720e024de531597483feb0c7952010960e52e988e","target":"graph","created_at":"2026-07-05T11:00:06Z","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/2504.15635/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"One of the most important discoveries in modern cosmology is cosmic acceleration. However, we find that today's universe could decelerate in the statistically preferred Chevallier-Polarski-Linder (CPL) scenario over the $\\Lambda$CDM model by cosmic microwave background, type Ia supernova and DESI's new measurements of baryon acoustic oscillations. Using various datasets, at a beyond $5\\,\\sigma$ confidence level, we demonstrate that the universe experiences a triple deceleration during its evolution and finally reaches the state of the ``Big Stall\", which predicts that: (i) the universe suddenl","authors_text":"Deng Wang","cross_cats":["astro-ph.HE","gr-qc"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-04-22T06:55:43Z","title":"Questioning Cosmic Acceleration with DESI: The Big Stall of the Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.15635","kind":"arxiv","version":3},"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":"sha256:73134a1c28dedb9e8433e8cd066a9715338a2355a6c968b518a6e494a71afd77","target":"record","created_at":"2026-07-05T11:00:06Z","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":"7b608c2269dd689e3f979cc55d3962e355a38e28d80f6516d314d98371dd2830","cross_cats_sorted":["astro-ph.HE","gr-qc"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2025-04-22T06:55:43Z","title_canon_sha256":"a27e39f34b3d49ce099808f18b590117a74dcc8ca9205ba729171222d282ddf9"},"schema_version":"1.0","source":{"id":"2504.15635","kind":"arxiv","version":3}},"canonical_sha256":"e9e105de5d189852dbb71098d5fb5e6904c89e7f4a1be8626ca42a2a426e195c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e9e105de5d189852dbb71098d5fb5e6904c89e7f4a1be8626ca42a2a426e195c","first_computed_at":"2026-07-05T11:00:06.608363Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:00:06.608363Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Yy2te3k1mRFndu3MeUdEIs0oasNQmX3fySepzD56Ntuj+hZufo12S+V975qIvf9MBGu+WUuCfYcamObIbtrmCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:00:06.608851Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.15635","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:73134a1c28dedb9e8433e8cd066a9715338a2355a6c968b518a6e494a71afd77","sha256:4d8513f457da321f396ab3e720e024de531597483feb0c7952010960e52e988e"],"state_sha256":"3b6e253c05ed52138988fdf0b219a12bdcc6f23ee531034cec735eb03e691022"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BeK3PfbaD/9xtsDEwc2MIaXWPPo+Uwl5wEk1xBoM7THwt18DPfLLPWlS27L6ylrR+8Kl14hZthrxvYaqeGUGAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T17:11:01.104047Z","bundle_sha256":"0c822825963d5668033e251d84aad9d42140a2d61fef134f6c6770881211c042"}}