{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:XKENAR7UZYQLREEM56L4PATVXG","short_pith_number":"pith:XKENAR7U","schema_version":"1.0","canonical_sha256":"ba88d047f4ce20b8908cef97c78275b988e7660a3e933ece3a1083c5fb17e86c","source":{"kind":"arxiv","id":"1707.02873","version":2},"attestation_state":"computed","paper":{"title":"LRS Bianchi type-I bulk viscous cosmological models in $f(R,T)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Parbati Sahoo, Raghavender Reddy","submitted_at":"2017-07-07T11:42:33Z","abstract_excerpt":"We have studied the locally rotationally symmetric (LRS) Bianchi type-I cosmological model in $f(R,T)$ gravity ($R$ is the Ricci scalar and $T$ is the trace of the stress energy tensor) with Bulk viscous fluid as matter content. The model is constructed for the linear form $f(R,T)=R+2f(T)$. The exact solution of field equations is obtained by using a time varying deceleration parameter $q$ for a suitable choice of the function $f(T)$. In this work, the bulk viscous pressure $\\bar{p}$ is found to be negative and energy density $\\rho$ is found to be positive. The obtained model is anisotropic, a"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1707.02873","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-07T11:42:33Z","cross_cats_sorted":[],"title_canon_sha256":"385ea30322b8e8d99ab14356b26d23f45c19c8de46896c94e703290d5b80246a","abstract_canon_sha256":"39005aa14758b04fe707f829ffc8cf6a2dc832da92d1b9a8a96d66c8eb65ea52"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:19:59.078610Z","signature_b64":"33GiIpXW6LX2S5ojbPlmovV+13spYDMEui1Sc0cCZnK7yuvVNeHAQxxk6cCVB31i8F90OxyWBBxP3oo1UGD9Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba88d047f4ce20b8908cef97c78275b988e7660a3e933ece3a1083c5fb17e86c","last_reissued_at":"2026-05-18T00:19:59.078211Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:19:59.078211Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"LRS Bianchi type-I bulk viscous cosmological models in $f(R,T)$ gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Parbati Sahoo, Raghavender Reddy","submitted_at":"2017-07-07T11:42:33Z","abstract_excerpt":"We have studied the locally rotationally symmetric (LRS) Bianchi type-I cosmological model in $f(R,T)$ gravity ($R$ is the Ricci scalar and $T$ is the trace of the stress energy tensor) with Bulk viscous fluid as matter content. The model is constructed for the linear form $f(R,T)=R+2f(T)$. The exact solution of field equations is obtained by using a time varying deceleration parameter $q$ for a suitable choice of the function $f(T)$. In this work, the bulk viscous pressure $\\bar{p}$ is found to be negative and energy density $\\rho$ is found to be positive. The obtained model is anisotropic, a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.02873","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1707.02873","created_at":"2026-05-18T00:19:59.078265+00:00"},{"alias_kind":"arxiv_version","alias_value":"1707.02873v2","created_at":"2026-05-18T00:19:59.078265+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.02873","created_at":"2026-05-18T00:19:59.078265+00:00"},{"alias_kind":"pith_short_12","alias_value":"XKENAR7UZYQL","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_16","alias_value":"XKENAR7UZYQLREEM","created_at":"2026-05-18T12:31:56.362134+00:00"},{"alias_kind":"pith_short_8","alias_value":"XKENAR7U","created_at":"2026-05-18T12:31:56.362134+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG","json":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG.json","graph_json":"https://pith.science/api/pith-number/XKENAR7UZYQLREEM56L4PATVXG/graph.json","events_json":"https://pith.science/api/pith-number/XKENAR7UZYQLREEM56L4PATVXG/events.json","paper":"https://pith.science/paper/XKENAR7U"},"agent_actions":{"view_html":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG","download_json":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG.json","view_paper":"https://pith.science/paper/XKENAR7U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1707.02873&json=true","fetch_graph":"https://pith.science/api/pith-number/XKENAR7UZYQLREEM56L4PATVXG/graph.json","fetch_events":"https://pith.science/api/pith-number/XKENAR7UZYQLREEM56L4PATVXG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG/action/storage_attestation","attest_author":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG/action/author_attestation","sign_citation":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG/action/citation_signature","submit_replication":"https://pith.science/pith/XKENAR7UZYQLREEM56L4PATVXG/action/replication_record"}},"created_at":"2026-05-18T00:19:59.078265+00:00","updated_at":"2026-05-18T00:19:59.078265+00:00"}