{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DTQBZU7VAEYXWKSTIEG3ALFVFE","short_pith_number":"pith:DTQBZU7V","canonical_record":{"source":{"id":"2301.12107","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-01-28T06:33:50Z","cross_cats_sorted":[],"title_canon_sha256":"c94fb7aedfae5678309792f2338047113803003005f6d7614646a23aad61e469","abstract_canon_sha256":"7c5ae32ae18846a71d5d390d69b8d96c04c397ca5ef077e0dd35574f60589516"},"schema_version":"1.0"},"canonical_sha256":"1ce01cd3f501317b2a53410db02cb5290ae8b52bab052712ba3268a71c6959a0","source":{"kind":"arxiv","id":"2301.12107","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.12107","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"arxiv_version","alias_value":"2301.12107v3","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.12107","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_12","alias_value":"DTQBZU7VAEYX","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_16","alias_value":"DTQBZU7VAEYXWKST","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_8","alias_value":"DTQBZU7V","created_at":"2026-07-05T06:57:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DTQBZU7VAEYXWKSTIEG3ALFVFE","target":"record","payload":{"canonical_record":{"source":{"id":"2301.12107","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-01-28T06:33:50Z","cross_cats_sorted":[],"title_canon_sha256":"c94fb7aedfae5678309792f2338047113803003005f6d7614646a23aad61e469","abstract_canon_sha256":"7c5ae32ae18846a71d5d390d69b8d96c04c397ca5ef077e0dd35574f60589516"},"schema_version":"1.0"},"canonical_sha256":"1ce01cd3f501317b2a53410db02cb5290ae8b52bab052712ba3268a71c6959a0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:57:52.013170Z","signature_b64":"gNVmfXV6oLgHxapi9ucA/R79lWa4uN207fcKBkLw6DWo472GLt/Exb3g5olKM8USETU1rd4O1NJRYIndP+fsCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ce01cd3f501317b2a53410db02cb5290ae8b52bab052712ba3268a71c6959a0","last_reissued_at":"2026-07-05T06:57:52.012665Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:57:52.012665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2301.12107","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":"2026-07-05T06:57:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aPlVJJjx8tajQ4FgLPz/q1W6oFom0S8O4oYGGYqq9OcZ9UMbTSXFTh/5EIZ+6koJHc2/qxudBAVCtAFSzhjCBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T03:03:56.681740Z"},"content_sha256":"9c1e581aede9850502ad5b8ba97b63b165adc6c619b2ef0d0fac625cbfe9b2c1","schema_version":"1.0","event_id":"sha256:9c1e581aede9850502ad5b8ba97b63b165adc6c619b2ef0d0fac625cbfe9b2c1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DTQBZU7VAEYXWKSTIEG3ALFVFE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Constraints on the Parameterized Deceleration Parameter in FLRW Universe","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Amine Bouali, G.Mustafa, Himanshu Chaudhary, Tanusree Roy, Ujjal Debnath","submitted_at":"2023-01-28T06:33:50Z","abstract_excerpt":"Confirmation of accelerated expansion of the universe probed the concept of dark energy theory, and since then, numerous models have been introduced to explain its origin and nature. The present work is based on reconstructing dark energy by parametrization of the deceleration parameter in the FRW universe filled with radiation, dark matter, and dark energy. We have chosen some well-motivated parametrized models 1-3 in an attempt to investigate the energy density in terms of deceleration parameters by estimating the cosmological parameters with the help of different observational datasets. Als"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.12107","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/2301.12107/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":"2026-07-05T06:57:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SPro1VlxMOxtL3rwnE4kRHI9EUYPhXhcof9xUiS7tOH8mqU6YU6OpgxQ+Z75aTEnD9JFnMKM93dp1pAwMmmPCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-22T03:03:56.682105Z"},"content_sha256":"8a9f6109eb8754a4f64e2ab949879eefd8e8d392b7ad9227bee863c165102f94","schema_version":"1.0","event_id":"sha256:8a9f6109eb8754a4f64e2ab949879eefd8e8d392b7ad9227bee863c165102f94"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/bundle.json","state_url":"https://pith.science/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/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":"2026-07-22T03:03:56Z","links":{"resolver":"https://pith.science/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE","bundle":"https://pith.science/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/bundle.json","state":"https://pith.science/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DTQBZU7VAEYXWKSTIEG3ALFVFE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DTQBZU7VAEYXWKSTIEG3ALFVFE","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":"7c5ae32ae18846a71d5d390d69b8d96c04c397ca5ef077e0dd35574f60589516","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-01-28T06:33:50Z","title_canon_sha256":"c94fb7aedfae5678309792f2338047113803003005f6d7614646a23aad61e469"},"schema_version":"1.0","source":{"id":"2301.12107","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.12107","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"arxiv_version","alias_value":"2301.12107v3","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.12107","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_12","alias_value":"DTQBZU7VAEYX","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_16","alias_value":"DTQBZU7VAEYXWKST","created_at":"2026-07-05T06:57:52Z"},{"alias_kind":"pith_short_8","alias_value":"DTQBZU7V","created_at":"2026-07-05T06:57:52Z"}],"graph_snapshots":[{"event_id":"sha256:8a9f6109eb8754a4f64e2ab949879eefd8e8d392b7ad9227bee863c165102f94","target":"graph","created_at":"2026-07-05T06:57:52Z","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/2301.12107/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Confirmation of accelerated expansion of the universe probed the concept of dark energy theory, and since then, numerous models have been introduced to explain its origin and nature. The present work is based on reconstructing dark energy by parametrization of the deceleration parameter in the FRW universe filled with radiation, dark matter, and dark energy. We have chosen some well-motivated parametrized models 1-3 in an attempt to investigate the energy density in terms of deceleration parameters by estimating the cosmological parameters with the help of different observational datasets. Als","authors_text":"Amine Bouali, G.Mustafa, Himanshu Chaudhary, Tanusree Roy, Ujjal Debnath","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-01-28T06:33:50Z","title":"Constraints on the Parameterized Deceleration Parameter in FLRW Universe"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.12107","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":"sha256:9c1e581aede9850502ad5b8ba97b63b165adc6c619b2ef0d0fac625cbfe9b2c1","target":"record","created_at":"2026-07-05T06:57:52Z","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":"7c5ae32ae18846a71d5d390d69b8d96c04c397ca5ef077e0dd35574f60589516","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2023-01-28T06:33:50Z","title_canon_sha256":"c94fb7aedfae5678309792f2338047113803003005f6d7614646a23aad61e469"},"schema_version":"1.0","source":{"id":"2301.12107","kind":"arxiv","version":3}},"canonical_sha256":"1ce01cd3f501317b2a53410db02cb5290ae8b52bab052712ba3268a71c6959a0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ce01cd3f501317b2a53410db02cb5290ae8b52bab052712ba3268a71c6959a0","first_computed_at":"2026-07-05T06:57:52.012665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:57:52.012665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gNVmfXV6oLgHxapi9ucA/R79lWa4uN207fcKBkLw6DWo472GLt/Exb3g5olKM8USETU1rd4O1NJRYIndP+fsCw==","signature_status":"signed_v1","signed_at":"2026-07-05T06:57:52.013170Z","signed_message":"canonical_sha256_bytes"},"source_id":"2301.12107","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9c1e581aede9850502ad5b8ba97b63b165adc6c619b2ef0d0fac625cbfe9b2c1","sha256:8a9f6109eb8754a4f64e2ab949879eefd8e8d392b7ad9227bee863c165102f94"],"state_sha256":"d374576aab8e29f359e98c0491d8cea7bfd68657a344ba8390c4ae7245f213d2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4AHB62CuGOMSwPeH3Hb1/rPURZB9kY1x7m9EW3TIIf7l/0GGYczF63zAA/7G/8EU02qa+eEkGuD03caysnOaAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-22T03:03:56.684169Z","bundle_sha256":"23743d6154863a636a12076b41426787dd32f651bb5847b8343f82cc1a67a824"}}