{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:KXQJQCFX4V4R23MNY5LZF2WEY3","short_pith_number":"pith:KXQJQCFX","canonical_record":{"source":{"id":"1310.3069","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-11T09:53:54Z","cross_cats_sorted":[],"title_canon_sha256":"30e19ef6306d0d141c03a0022c02153ccd2446519bf8d7dce460b1b6f802ff7d","abstract_canon_sha256":"8570202232a68ceac77051355e077240827b55584f16235a7a7a25d52d02262e"},"schema_version":"1.0"},"canonical_sha256":"55e09808b7e5791d6d8dc75792eac4c6c455152a29bd1379252d56fb4d4fa376","source":{"kind":"arxiv","id":"1310.3069","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.3069","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"1310.3069v1","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.3069","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"KXQJQCFX4V4R","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KXQJQCFX4V4R23MN","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KXQJQCFX","created_at":"2026-05-18T12:27:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:KXQJQCFX4V4R23MNY5LZF2WEY3","target":"record","payload":{"canonical_record":{"source":{"id":"1310.3069","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-11T09:53:54Z","cross_cats_sorted":[],"title_canon_sha256":"30e19ef6306d0d141c03a0022c02153ccd2446519bf8d7dce460b1b6f802ff7d","abstract_canon_sha256":"8570202232a68ceac77051355e077240827b55584f16235a7a7a25d52d02262e"},"schema_version":"1.0"},"canonical_sha256":"55e09808b7e5791d6d8dc75792eac4c6c455152a29bd1379252d56fb4d4fa376","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:10:45.168199Z","signature_b64":"Sz1sS6h5jeiJBNbGjJfui1DGlbhkb8CM6FMm/AQrsP/HDJ12Hr4rjFiB6LogK3/en+b3h3KeRkzdrj9CotA+AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55e09808b7e5791d6d8dc75792eac4c6c455152a29bd1379252d56fb4d4fa376","last_reissued_at":"2026-05-18T03:10:45.167510Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:10:45.167510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.3069","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":"2026-05-18T03:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b8ug4rN+MdFeqfZo9qOzSCusN3durvvrhDgZTD3z/Gwp++GnI921GRFEiJoNt2H3fHeJP7mDDKkMpCL/NkUfBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:39:55.657561Z"},"content_sha256":"c1092682d05cae7cb4dccc18e86ef9f1a9f95ca6fcef1e21e59cdf8658beca27","schema_version":"1.0","event_id":"sha256:c1092682d05cae7cb4dccc18e86ef9f1a9f95ca6fcef1e21e59cdf8658beca27"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:KXQJQCFX4V4R23MNY5LZF2WEY3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamics of Potentials in Bianchi Type Scalar-Tensor Cosmology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"M. Sharif, Saira Waheed","submitted_at":"2013-10-11T09:53:54Z","abstract_excerpt":"The present study investigates the nature of the field potential via new technique known as reconstruction method for the scalar field potentials. The key point of this technique is the assumption that Hubble parameter is dependent on the scalar field. We consider Bianchi type I universe in the gravitational framework of scalar-tensor gravity and explore the general form of the scalar field potential. In particular, this field potential is investigated for the matter contents like barotropic fluid, the cosmological constant and Chaplygin gas. It is concluded that for a given value of Hubble pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.3069","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":""},"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":"2026-05-18T03:10:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yU9/zWm3cul57wd491UcD9fqVCwRxju5JRVkTYUtP1hOtFWjroIOU4cnVvLqTx9qZ4gZFrtVGRnJRfx0w8U8Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T23:39:55.658211Z"},"content_sha256":"0415fc3181a7fe5e4ea8473bb9fd67eaf384438265924c13966b4cee6212f266","schema_version":"1.0","event_id":"sha256:0415fc3181a7fe5e4ea8473bb9fd67eaf384438265924c13966b4cee6212f266"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/bundle.json","state_url":"https://pith.science/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/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":"2026-05-25T23:39:55Z","links":{"resolver":"https://pith.science/pith/KXQJQCFX4V4R23MNY5LZF2WEY3","bundle":"https://pith.science/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/bundle.json","state":"https://pith.science/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KXQJQCFX4V4R23MNY5LZF2WEY3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:KXQJQCFX4V4R23MNY5LZF2WEY3","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":"8570202232a68ceac77051355e077240827b55584f16235a7a7a25d52d02262e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-11T09:53:54Z","title_canon_sha256":"30e19ef6306d0d141c03a0022c02153ccd2446519bf8d7dce460b1b6f802ff7d"},"schema_version":"1.0","source":{"id":"1310.3069","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.3069","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"arxiv_version","alias_value":"1310.3069v1","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.3069","created_at":"2026-05-18T03:10:45Z"},{"alias_kind":"pith_short_12","alias_value":"KXQJQCFX4V4R","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_16","alias_value":"KXQJQCFX4V4R23MN","created_at":"2026-05-18T12:27:51Z"},{"alias_kind":"pith_short_8","alias_value":"KXQJQCFX","created_at":"2026-05-18T12:27:51Z"}],"graph_snapshots":[{"event_id":"sha256:0415fc3181a7fe5e4ea8473bb9fd67eaf384438265924c13966b4cee6212f266","target":"graph","created_at":"2026-05-18T03:10:45Z","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"},"paper":{"abstract_excerpt":"The present study investigates the nature of the field potential via new technique known as reconstruction method for the scalar field potentials. The key point of this technique is the assumption that Hubble parameter is dependent on the scalar field. We consider Bianchi type I universe in the gravitational framework of scalar-tensor gravity and explore the general form of the scalar field potential. In particular, this field potential is investigated for the matter contents like barotropic fluid, the cosmological constant and Chaplygin gas. It is concluded that for a given value of Hubble pa","authors_text":"M. Sharif, Saira Waheed","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-11T09:53:54Z","title":"Dynamics of Potentials in Bianchi Type Scalar-Tensor Cosmology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.3069","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:c1092682d05cae7cb4dccc18e86ef9f1a9f95ca6fcef1e21e59cdf8658beca27","target":"record","created_at":"2026-05-18T03:10:45Z","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":"8570202232a68ceac77051355e077240827b55584f16235a7a7a25d52d02262e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2013-10-11T09:53:54Z","title_canon_sha256":"30e19ef6306d0d141c03a0022c02153ccd2446519bf8d7dce460b1b6f802ff7d"},"schema_version":"1.0","source":{"id":"1310.3069","kind":"arxiv","version":1}},"canonical_sha256":"55e09808b7e5791d6d8dc75792eac4c6c455152a29bd1379252d56fb4d4fa376","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55e09808b7e5791d6d8dc75792eac4c6c455152a29bd1379252d56fb4d4fa376","first_computed_at":"2026-05-18T03:10:45.167510Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:10:45.167510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Sz1sS6h5jeiJBNbGjJfui1DGlbhkb8CM6FMm/AQrsP/HDJ12Hr4rjFiB6LogK3/en+b3h3KeRkzdrj9CotA+AA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:10:45.168199Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.3069","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c1092682d05cae7cb4dccc18e86ef9f1a9f95ca6fcef1e21e59cdf8658beca27","sha256:0415fc3181a7fe5e4ea8473bb9fd67eaf384438265924c13966b4cee6212f266"],"state_sha256":"d85d4161afbc2e39b33e6e17fb806c45eb186ca5fd16ea571bbd44229624960e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l4gjYMDNULBnSXe0MRB8G/DPweG2s/7E/jfODpTT+3VGBLgxQlgFBqeBk0gOAY8DbH34wVaTNWTGlNzBsl0iCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T23:39:55.660706Z","bundle_sha256":"7997f7c128f6ca1c452fe31d551d1f98d347d4dfa589408e8ab7fb14df10339d"}}