{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:TCIWOLPOEWUZDJDIMBIWGGWTVB","short_pith_number":"pith:TCIWOLPO","canonical_record":{"source":{"id":"1409.3046","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-10T12:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"44988b5a126adeffae172673f4143f4d90ed4bfe60977ee2e0c734d556f9e888","abstract_canon_sha256":"05e1c6057616dfd1ca3351d1b5a9a957a862786be338df7ad1b370f8b0ee08c5"},"schema_version":"1.0"},"canonical_sha256":"9891672dee25a991a4686051631ad3a86ba1061d9721dae254e36815b95488ab","source":{"kind":"arxiv","id":"1409.3046","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.3046","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"1409.3046v2","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.3046","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"TCIWOLPOEWUZ","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TCIWOLPOEWUZDJDI","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TCIWOLPO","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:TCIWOLPOEWUZDJDIMBIWGGWTVB","target":"record","payload":{"canonical_record":{"source":{"id":"1409.3046","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-10T12:46:40Z","cross_cats_sorted":[],"title_canon_sha256":"44988b5a126adeffae172673f4143f4d90ed4bfe60977ee2e0c734d556f9e888","abstract_canon_sha256":"05e1c6057616dfd1ca3351d1b5a9a957a862786be338df7ad1b370f8b0ee08c5"},"schema_version":"1.0"},"canonical_sha256":"9891672dee25a991a4686051631ad3a86ba1061d9721dae254e36815b95488ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:07.923302Z","signature_b64":"LEyXqknjxXeBK2AzbKr+laV65Q0kN1FMUxO8zto1gJKCQ28h7nm2PzEnqnr49FR3jS+xNX/RQCDHEM3d8BLRBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9891672dee25a991a4686051631ad3a86ba1061d9721dae254e36815b95488ab","last_reissued_at":"2026-05-18T02:30:07.922852Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:07.922852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1409.3046","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:30:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hIq2OkfQVkfJEce/FbhU7W+i+kqOqtji4Ve6737NAOYrVEdm4dV/c3DGP4j+ObTLLPd9zKdSc4LL8tvHpYicCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T10:28:03.072061Z"},"content_sha256":"c05eee0e09d7ae935a8c605962cff873be1a7dbe70b8f0bc7ae4626f318c9821","schema_version":"1.0","event_id":"sha256:c05eee0e09d7ae935a8c605962cff873be1a7dbe70b8f0bc7ae4626f318c9821"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:TCIWOLPOEWUZDJDIMBIWGGWTVB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical analysis of nonminimal coupled theories","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Jorge P\\'aramos, Rafael Ribeiro","submitted_at":"2014-09-10T12:46:40Z","abstract_excerpt":"In this work a dynamical system approach to nonminimal coupled f(R) theories is made. The solutions of three distinct models are obtained and their stability and physical interpretation are studied to ascertain their viability as candidates for dark energy. Comparison is drawn with previous works in the context of f(R) and nonminimally coupled models."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.3046","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:30:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m2+YmBXqefMKJJGGBzqdoRK6njQAvOnBpqBkLZJqDG4ABQOtDX8UvYTequzG9BirAJfE/RkXNFATx7JhIu7cCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T10:28:03.072741Z"},"content_sha256":"3677fa5ac7df5ec83d449bd09fd69bac308334e84ed0eb94158da6d35cc10e91","schema_version":"1.0","event_id":"sha256:3677fa5ac7df5ec83d449bd09fd69bac308334e84ed0eb94158da6d35cc10e91"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/bundle.json","state_url":"https://pith.science/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/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":"2026-06-10T10:28:03Z","links":{"resolver":"https://pith.science/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB","bundle":"https://pith.science/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/bundle.json","state":"https://pith.science/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TCIWOLPOEWUZDJDIMBIWGGWTVB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:TCIWOLPOEWUZDJDIMBIWGGWTVB","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":"05e1c6057616dfd1ca3351d1b5a9a957a862786be338df7ad1b370f8b0ee08c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-10T12:46:40Z","title_canon_sha256":"44988b5a126adeffae172673f4143f4d90ed4bfe60977ee2e0c734d556f9e888"},"schema_version":"1.0","source":{"id":"1409.3046","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1409.3046","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"arxiv_version","alias_value":"1409.3046v2","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1409.3046","created_at":"2026-05-18T02:30:07Z"},{"alias_kind":"pith_short_12","alias_value":"TCIWOLPOEWUZ","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TCIWOLPOEWUZDJDI","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TCIWOLPO","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:3677fa5ac7df5ec83d449bd09fd69bac308334e84ed0eb94158da6d35cc10e91","target":"graph","created_at":"2026-05-18T02:30:07Z","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":"In this work a dynamical system approach to nonminimal coupled f(R) theories is made. The solutions of three distinct models are obtained and their stability and physical interpretation are studied to ascertain their viability as candidates for dark energy. Comparison is drawn with previous works in the context of f(R) and nonminimally coupled models.","authors_text":"Jorge P\\'aramos, Rafael Ribeiro","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-10T12:46:40Z","title":"Dynamical analysis of nonminimal coupled theories"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1409.3046","kind":"arxiv","version":2},"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:c05eee0e09d7ae935a8c605962cff873be1a7dbe70b8f0bc7ae4626f318c9821","target":"record","created_at":"2026-05-18T02:30:07Z","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":"05e1c6057616dfd1ca3351d1b5a9a957a862786be338df7ad1b370f8b0ee08c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-09-10T12:46:40Z","title_canon_sha256":"44988b5a126adeffae172673f4143f4d90ed4bfe60977ee2e0c734d556f9e888"},"schema_version":"1.0","source":{"id":"1409.3046","kind":"arxiv","version":2}},"canonical_sha256":"9891672dee25a991a4686051631ad3a86ba1061d9721dae254e36815b95488ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9891672dee25a991a4686051631ad3a86ba1061d9721dae254e36815b95488ab","first_computed_at":"2026-05-18T02:30:07.922852Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:07.922852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LEyXqknjxXeBK2AzbKr+laV65Q0kN1FMUxO8zto1gJKCQ28h7nm2PzEnqnr49FR3jS+xNX/RQCDHEM3d8BLRBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:07.923302Z","signed_message":"canonical_sha256_bytes"},"source_id":"1409.3046","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c05eee0e09d7ae935a8c605962cff873be1a7dbe70b8f0bc7ae4626f318c9821","sha256:3677fa5ac7df5ec83d449bd09fd69bac308334e84ed0eb94158da6d35cc10e91"],"state_sha256":"8c2459278a5e0902d3adcabffd1dc62f04a43bfe7b47b5cfcf3d0ad8e521decb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f22YeJSgnYo9PBeoykLgSKWzAM9KG1ThuuQ5+bkkzVTAfgkri3moeJ04RF9Ec6xL+zvWwHgNV4nHhx1aNY1aAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T10:28:03.077028Z","bundle_sha256":"73ee3bd6b3a919d79b8b15337167d18dc43fb1fa644e5b564d8552d32b227e91"}}