{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:JXAJ5H636T5BIMWI4M4YDVXP5I","short_pith_number":"pith:JXAJ5H63","canonical_record":{"source":{"id":"1402.6723","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-02-26T22:00:20Z","cross_cats_sorted":[],"title_canon_sha256":"632ec58c68808b56de58a73457124feef90557b158b4f40c0d4cc91a67aecd96","abstract_canon_sha256":"b2a3f79ef50dfa519edca1d5e1ca9da4440115d9c6a4c84348c9a0c5d80d18db"},"schema_version":"1.0"},"canonical_sha256":"4dc09e9fdbf4fa1432c8e33981d6efea1a4c4065b2b3c7ef36cb1d7a58017f70","source":{"kind":"arxiv","id":"1402.6723","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.6723","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"arxiv_version","alias_value":"1402.6723v2","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.6723","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"pith_short_12","alias_value":"JXAJ5H636T5B","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JXAJ5H636T5BIMWI","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JXAJ5H63","created_at":"2026-05-18T12:28:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:JXAJ5H636T5BIMWI4M4YDVXP5I","target":"record","payload":{"canonical_record":{"source":{"id":"1402.6723","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-02-26T22:00:20Z","cross_cats_sorted":[],"title_canon_sha256":"632ec58c68808b56de58a73457124feef90557b158b4f40c0d4cc91a67aecd96","abstract_canon_sha256":"b2a3f79ef50dfa519edca1d5e1ca9da4440115d9c6a4c84348c9a0c5d80d18db"},"schema_version":"1.0"},"canonical_sha256":"4dc09e9fdbf4fa1432c8e33981d6efea1a4c4065b2b3c7ef36cb1d7a58017f70","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:05.394711Z","signature_b64":"6+UPaTjnuq7fdD6+gL4GagE2nrSZkMp7m/Jmc3cM5YBr1HMqeFDhRwQ/nfs+Oq774WevKs7/LVjV3B2NdpX9Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4dc09e9fdbf4fa1432c8e33981d6efea1a4c4065b2b3c7ef36cb1d7a58017f70","last_reissued_at":"2026-05-18T02:28:05.394328Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:05.394328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.6723","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":"2026-05-18T02:28:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AiU3MkBxJQliYtEQ/nvXqc8339ui5p4vroHHJqa308fwFBV87zug35C7aWs6vyaQIiCyM6pN7JJRh/8Sh/KSBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T13:55:08.285670Z"},"content_sha256":"38c5b754a322c12325206d232cdfa6a2b49ea0166f20533bd93aa7a37e4f24fb","schema_version":"1.0","event_id":"sha256:38c5b754a322c12325206d232cdfa6a2b49ea0166f20533bd93aa7a37e4f24fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:JXAJ5H636T5BIMWI4M4YDVXP5I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Some remarks on the attractor behaviour in ELKO cosmology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"A. Pinho S. S., J. M. Hoff da Silva, S. H. Pereira","submitted_at":"2014-02-26T22:00:20Z","abstract_excerpt":"Recent results on the dynamical stability of a system involving the interaction of the ELKO spinor field with standard matter in the universe have been reanalysed, and the conclusion is that such system does not exhibit isolated stable points that could alleviate the cosmic coincidence problem. When a constant parameter $\\delta$ related to the potential of the ELKO field is introduced in the system however, stable fixed points are found for some specific types of interaction between the ELKO field and matter. Although the parameter $\\delta$ is related to an unknown potential, in order to satis"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.6723","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":"2026-05-18T02:28:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9JjeHRyKQW88gllUP26unyp4FP2ENrcd5WYN+9pNZPckbuhBhhZXTALk9mDG51dj16GfovBlK0D39zFa4Vg+DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T13:55:08.286142Z"},"content_sha256":"6088912139e915d05f0f8bd94e8649c2a9c1eb1e38e0d6b7dd5e5479dbe9bc88","schema_version":"1.0","event_id":"sha256:6088912139e915d05f0f8bd94e8649c2a9c1eb1e38e0d6b7dd5e5479dbe9bc88"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/bundle.json","state_url":"https://pith.science/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/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":"2026-06-24T13:55:08Z","links":{"resolver":"https://pith.science/pith/JXAJ5H636T5BIMWI4M4YDVXP5I","bundle":"https://pith.science/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/bundle.json","state":"https://pith.science/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JXAJ5H636T5BIMWI4M4YDVXP5I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:JXAJ5H636T5BIMWI4M4YDVXP5I","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":"b2a3f79ef50dfa519edca1d5e1ca9da4440115d9c6a4c84348c9a0c5d80d18db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-02-26T22:00:20Z","title_canon_sha256":"632ec58c68808b56de58a73457124feef90557b158b4f40c0d4cc91a67aecd96"},"schema_version":"1.0","source":{"id":"1402.6723","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.6723","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"arxiv_version","alias_value":"1402.6723v2","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.6723","created_at":"2026-05-18T02:28:05Z"},{"alias_kind":"pith_short_12","alias_value":"JXAJ5H636T5B","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_16","alias_value":"JXAJ5H636T5BIMWI","created_at":"2026-05-18T12:28:35Z"},{"alias_kind":"pith_short_8","alias_value":"JXAJ5H63","created_at":"2026-05-18T12:28:35Z"}],"graph_snapshots":[{"event_id":"sha256:6088912139e915d05f0f8bd94e8649c2a9c1eb1e38e0d6b7dd5e5479dbe9bc88","target":"graph","created_at":"2026-05-18T02:28:05Z","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":"Recent results on the dynamical stability of a system involving the interaction of the ELKO spinor field with standard matter in the universe have been reanalysed, and the conclusion is that such system does not exhibit isolated stable points that could alleviate the cosmic coincidence problem. When a constant parameter $\\delta$ related to the potential of the ELKO field is introduced in the system however, stable fixed points are found for some specific types of interaction between the ELKO field and matter. Although the parameter $\\delta$ is related to an unknown potential, in order to satis","authors_text":"A. Pinho S. S., J. M. Hoff da Silva, S. H. Pereira","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-02-26T22:00:20Z","title":"Some remarks on the attractor behaviour in ELKO cosmology"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.6723","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":"sha256:38c5b754a322c12325206d232cdfa6a2b49ea0166f20533bd93aa7a37e4f24fb","target":"record","created_at":"2026-05-18T02:28:05Z","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":"b2a3f79ef50dfa519edca1d5e1ca9da4440115d9c6a4c84348c9a0c5d80d18db","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-02-26T22:00:20Z","title_canon_sha256":"632ec58c68808b56de58a73457124feef90557b158b4f40c0d4cc91a67aecd96"},"schema_version":"1.0","source":{"id":"1402.6723","kind":"arxiv","version":2}},"canonical_sha256":"4dc09e9fdbf4fa1432c8e33981d6efea1a4c4065b2b3c7ef36cb1d7a58017f70","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4dc09e9fdbf4fa1432c8e33981d6efea1a4c4065b2b3c7ef36cb1d7a58017f70","first_computed_at":"2026-05-18T02:28:05.394328Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:28:05.394328Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6+UPaTjnuq7fdD6+gL4GagE2nrSZkMp7m/Jmc3cM5YBr1HMqeFDhRwQ/nfs+Oq774WevKs7/LVjV3B2NdpX9Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:28:05.394711Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.6723","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38c5b754a322c12325206d232cdfa6a2b49ea0166f20533bd93aa7a37e4f24fb","sha256:6088912139e915d05f0f8bd94e8649c2a9c1eb1e38e0d6b7dd5e5479dbe9bc88"],"state_sha256":"eb3c8f535c7fc95a9858dc8a8ea5e77118881d5e127c6e6e3c1aa0a10793bccb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8L0RvlIpTLFZ5bJEIOfMb016SkcISxFTooV9SQcC5l9lt5Eb09L6xch7j8sq9CmMVmpDpIIF6Ks0dV3ZzA4mBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T13:55:08.288137Z","bundle_sha256":"fb7aa7412b83bd1275a67a1f0bf7e5ed174d110d49df3284916aaa0d79346418"}}