{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:UCCFMWNARRN23D463H5H27AEY3","short_pith_number":"pith:UCCFMWNA","canonical_record":{"source":{"id":"2507.18670","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-07-24T08:16:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"ce98e90f888260017483bbc8e6d68aad7fd2ea4ae499cd46e768fc29c6e3a931","abstract_canon_sha256":"8d2995260709e5aa16bef40fc814105223427467444ad4d77889207f8052f64a"},"schema_version":"1.0"},"canonical_sha256":"a0845659a08c5bad8f9ed9fa7d7c04c6c8fa617dd3b5f371cbf720f1419c85c0","source":{"kind":"arxiv","id":"2507.18670","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.18670","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"arxiv_version","alias_value":"2507.18670v1","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.18670","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_12","alias_value":"UCCFMWNARRN2","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_16","alias_value":"UCCFMWNARRN23D46","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_8","alias_value":"UCCFMWNA","created_at":"2026-07-05T11:42:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:UCCFMWNARRN23D463H5H27AEY3","target":"record","payload":{"canonical_record":{"source":{"id":"2507.18670","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-07-24T08:16:20Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"ce98e90f888260017483bbc8e6d68aad7fd2ea4ae499cd46e768fc29c6e3a931","abstract_canon_sha256":"8d2995260709e5aa16bef40fc814105223427467444ad4d77889207f8052f64a"},"schema_version":"1.0"},"canonical_sha256":"a0845659a08c5bad8f9ed9fa7d7c04c6c8fa617dd3b5f371cbf720f1419c85c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:42:56.268033Z","signature_b64":"Bbl6l5+00+rqj6zbjJL3LRfn3GuNQ1N7OaukjCd7z29Fa6+WJyPdcxeu35d4BboaEUGNWTr2vaVOmvSoeH8JAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a0845659a08c5bad8f9ed9fa7d7c04c6c8fa617dd3b5f371cbf720f1419c85c0","last_reissued_at":"2026-07-05T11:42:56.267578Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:42:56.267578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.18670","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:42:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"v94PIYgKVRxZqRAXnrRV2K1f4kX7dqeaLxUd6O4IXDjaMX4MKi3p0ikxdqliqgGyg1P49Ee+Aa4jItIGS1xBCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T02:59:36.626167Z"},"content_sha256":"844721667ba70dcc3b93715767dc87d4cc395cbd0dd9aa462f95ad1a47a9d345","schema_version":"1.0","event_id":"sha256:844721667ba70dcc3b93715767dc87d4cc395cbd0dd9aa462f95ad1a47a9d345"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:UCCFMWNARRN23D463H5H27AEY3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-singular bouncing cosmology in $f(T, \\mathcal{T})$ gravity with energy condition violations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"gr-qc","authors_text":"A. Zhadyranova, J. Rayimbaev, M. Koussour, N. Zhusupova, S. Muminov, V. Zhumabekova","submitted_at":"2025-07-24T08:16:20Z","abstract_excerpt":"The singularity and inflationary problems have posed significant challenges for understanding the universe's origin and evolution. Bouncing cosmology has emerged as a promising alternative to standard cosmological models, offering a non-singular approach to early universe dynamics by facilitating a \"bounce\" rather than a singular beginning. In this study, we explore the feasibility of modeling specific bouncing scenarios within the framework of $ f(T, \\mathcal{T}) $ gravity, allowing for a comprehensive coupling between the torsion scalar $T$ and the trace of the energy-momentum tensor $\\mathc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.18670","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/2507.18670/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":"2026-07-05T11:42:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zUtL0IA5RXaSW2LJEaWgi73e7S+32jg423F9UgnHffA+n/yLB8kTgpKU1Makg+Ei8vOL6Kajvf+HSRtaiTAXDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T02:59:36.626549Z"},"content_sha256":"24d8b90faea067ba4f5cc2839ea6f70042a3de5ac507e228b59c7e132c7d1aaf","schema_version":"1.0","event_id":"sha256:24d8b90faea067ba4f5cc2839ea6f70042a3de5ac507e228b59c7e132c7d1aaf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UCCFMWNARRN23D463H5H27AEY3/bundle.json","state_url":"https://pith.science/pith/UCCFMWNARRN23D463H5H27AEY3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UCCFMWNARRN23D463H5H27AEY3/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":"2026-07-21T02:59:36Z","links":{"resolver":"https://pith.science/pith/UCCFMWNARRN23D463H5H27AEY3","bundle":"https://pith.science/pith/UCCFMWNARRN23D463H5H27AEY3/bundle.json","state":"https://pith.science/pith/UCCFMWNARRN23D463H5H27AEY3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UCCFMWNARRN23D463H5H27AEY3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:UCCFMWNARRN23D463H5H27AEY3","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":"8d2995260709e5aa16bef40fc814105223427467444ad4d77889207f8052f64a","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-07-24T08:16:20Z","title_canon_sha256":"ce98e90f888260017483bbc8e6d68aad7fd2ea4ae499cd46e768fc29c6e3a931"},"schema_version":"1.0","source":{"id":"2507.18670","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.18670","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"arxiv_version","alias_value":"2507.18670v1","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.18670","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_12","alias_value":"UCCFMWNARRN2","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_16","alias_value":"UCCFMWNARRN23D46","created_at":"2026-07-05T11:42:56Z"},{"alias_kind":"pith_short_8","alias_value":"UCCFMWNA","created_at":"2026-07-05T11:42:56Z"}],"graph_snapshots":[{"event_id":"sha256:24d8b90faea067ba4f5cc2839ea6f70042a3de5ac507e228b59c7e132c7d1aaf","target":"graph","created_at":"2026-07-05T11:42:56Z","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/2507.18670/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The singularity and inflationary problems have posed significant challenges for understanding the universe's origin and evolution. Bouncing cosmology has emerged as a promising alternative to standard cosmological models, offering a non-singular approach to early universe dynamics by facilitating a \"bounce\" rather than a singular beginning. In this study, we explore the feasibility of modeling specific bouncing scenarios within the framework of $ f(T, \\mathcal{T}) $ gravity, allowing for a comprehensive coupling between the torsion scalar $T$ and the trace of the energy-momentum tensor $\\mathc","authors_text":"A. Zhadyranova, J. Rayimbaev, M. Koussour, N. Zhusupova, S. Muminov, V. Zhumabekova","cross_cats":["astro-ph.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-07-24T08:16:20Z","title":"Non-singular bouncing cosmology in $f(T, \\mathcal{T})$ gravity with energy condition violations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.18670","kind":"arxiv","version":1},"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":"sha256:844721667ba70dcc3b93715767dc87d4cc395cbd0dd9aa462f95ad1a47a9d345","target":"record","created_at":"2026-07-05T11:42:56Z","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":"8d2995260709e5aa16bef40fc814105223427467444ad4d77889207f8052f64a","cross_cats_sorted":["astro-ph.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2025-07-24T08:16:20Z","title_canon_sha256":"ce98e90f888260017483bbc8e6d68aad7fd2ea4ae499cd46e768fc29c6e3a931"},"schema_version":"1.0","source":{"id":"2507.18670","kind":"arxiv","version":1}},"canonical_sha256":"a0845659a08c5bad8f9ed9fa7d7c04c6c8fa617dd3b5f371cbf720f1419c85c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a0845659a08c5bad8f9ed9fa7d7c04c6c8fa617dd3b5f371cbf720f1419c85c0","first_computed_at":"2026-07-05T11:42:56.267578Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:42:56.267578Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Bbl6l5+00+rqj6zbjJL3LRfn3GuNQ1N7OaukjCd7z29Fa6+WJyPdcxeu35d4BboaEUGNWTr2vaVOmvSoeH8JAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:42:56.268033Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.18670","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:844721667ba70dcc3b93715767dc87d4cc395cbd0dd9aa462f95ad1a47a9d345","sha256:24d8b90faea067ba4f5cc2839ea6f70042a3de5ac507e228b59c7e132c7d1aaf"],"state_sha256":"a19046a612afbcaf2a88b34366dec1408f6e1dc418d335b5c693d39f169c178b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z2F9WUsKGY2gwhowOPxbEHNsNASts9aQU8Zr209TGu1xsSrPwD4lGp/Tw7KUM1EXZvAnbku263+zqJql5cMGBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-21T02:59:36.628683Z","bundle_sha256":"091848d24b44f1dd0c6bcc43c6363af9538613782400cf0ced343ca1672f4902"}}