{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:KK4FI67QPGAEPX6MFTSGJHJUPZ","short_pith_number":"pith:KK4FI67Q","canonical_record":{"source":{"id":"0906.4493","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-06-24T14:56:04Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"cadca619d0c13c643337ee77763330fa3b6996051bffa7a02ee31ab24f888a7f","abstract_canon_sha256":"bf5b99f77457ad4131acb0d04e9cafda36fafc7526c851a744c6fa8da9e06770"},"schema_version":"1.0"},"canonical_sha256":"52b8547bf0798047dfcc2ce4649d347e5a4dff88598c4c3fb710d47ea40c6370","source":{"kind":"arxiv","id":"0906.4493","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.4493","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"arxiv_version","alias_value":"0906.4493v2","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.4493","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_12","alias_value":"KK4FI67QPGAE","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_16","alias_value":"KK4FI67QPGAEPX6M","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_8","alias_value":"KK4FI67Q","created_at":"2026-07-04T15:49:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:KK4FI67QPGAEPX6MFTSGJHJUPZ","target":"record","payload":{"canonical_record":{"source":{"id":"0906.4493","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-06-24T14:56:04Z","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"title_canon_sha256":"cadca619d0c13c643337ee77763330fa3b6996051bffa7a02ee31ab24f888a7f","abstract_canon_sha256":"bf5b99f77457ad4131acb0d04e9cafda36fafc7526c851a744c6fa8da9e06770"},"schema_version":"1.0"},"canonical_sha256":"52b8547bf0798047dfcc2ce4649d347e5a4dff88598c4c3fb710d47ea40c6370","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:49:02.966730Z","signature_b64":"LWiq3iy3WAVyuzUD/6KANxn3tMb6Z+aYzYtShiG/Y2sMnNMx2xY1VUbDOtsWdKRqeQGEwwpU+dVXm86WkmVtCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52b8547bf0798047dfcc2ce4649d347e5a4dff88598c4c3fb710d47ea40c6370","last_reissued_at":"2026-07-04T15:49:02.966257Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:49:02.966257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0906.4493","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":"2026-07-04T15:49:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kHkzIvQobaNrrFN2mlFZPhRWVwnJ+vzhjGMPT3Ypz1NoROvkqj2GADtQta11+6f+ZWizcxDEUCBtLADsN/BlAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:07:41.921609Z"},"content_sha256":"abc13a08d736c67c728f0694d59eb867802825f5f78da6fa4c42eeb58499e80e","schema_version":"1.0","event_id":"sha256:abc13a08d736c67c728f0694d59eb867802825f5f78da6fa4c42eeb58499e80e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:KK4FI67QPGAEPX6MFTSGJHJUPZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dynamical Compactification and Inflation in Einstein-Yang-Mills Theory with Higher Derivative Coupling","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"primary_cat":"hep-th","authors_text":"Chul-Moon Yoo, Hironobu Kihara, Ignacio Zaballa, Misao Sasaki, Muneto Nitta","submitted_at":"2009-06-24T14:56:04Z","abstract_excerpt":"We study cosmology of the Einstein-Yang-Mills theory in ten dimensions with a quartic term in the Yang-Mills field strength. We obtain analytically a class of cosmological solutions in which the extra dimensions are static and the scale factor of the four-dimensional Friedmann-Lemaitre-Robertson-Walker metric is an exponential function of time. This means that the model can explain inflation. Then we look for solutions that describe dynamical compactification of the extra dimensions. The effective cosmological constant $\\lambda_1$ in the four-dimensional universe is determined from the gravita"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.4493","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0906.4493/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":"2026-07-04T15:49:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j2ANkv33whzrKWw015GA1KGQB5n+Xmv/yoNzUS7ELSbLAkvAU1h/Nlx7FMava/wkMvWmV4kZ14ElFCTJie9eDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T08:07:41.922150Z"},"content_sha256":"13376ccf4f1172eb38cc9edf69a9bbf0f439826ee79f7d281df37cf73843905a","schema_version":"1.0","event_id":"sha256:13376ccf4f1172eb38cc9edf69a9bbf0f439826ee79f7d281df37cf73843905a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/bundle.json","state_url":"https://pith.science/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/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":"2026-08-06T08:07:41Z","links":{"resolver":"https://pith.science/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ","bundle":"https://pith.science/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/bundle.json","state":"https://pith.science/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KK4FI67QPGAEPX6MFTSGJHJUPZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:KK4FI67QPGAEPX6MFTSGJHJUPZ","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":"bf5b99f77457ad4131acb0d04e9cafda36fafc7526c851a744c6fa8da9e06770","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-06-24T14:56:04Z","title_canon_sha256":"cadca619d0c13c643337ee77763330fa3b6996051bffa7a02ee31ab24f888a7f"},"schema_version":"1.0","source":{"id":"0906.4493","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.4493","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"arxiv_version","alias_value":"0906.4493v2","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.4493","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_12","alias_value":"KK4FI67QPGAE","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_16","alias_value":"KK4FI67QPGAEPX6M","created_at":"2026-07-04T15:49:02Z"},{"alias_kind":"pith_short_8","alias_value":"KK4FI67Q","created_at":"2026-07-04T15:49:02Z"}],"graph_snapshots":[{"event_id":"sha256:13376ccf4f1172eb38cc9edf69a9bbf0f439826ee79f7d281df37cf73843905a","target":"graph","created_at":"2026-07-04T15:49:02Z","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/0906.4493/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study cosmology of the Einstein-Yang-Mills theory in ten dimensions with a quartic term in the Yang-Mills field strength. We obtain analytically a class of cosmological solutions in which the extra dimensions are static and the scale factor of the four-dimensional Friedmann-Lemaitre-Robertson-Walker metric is an exponential function of time. This means that the model can explain inflation. Then we look for solutions that describe dynamical compactification of the extra dimensions. The effective cosmological constant $\\lambda_1$ in the four-dimensional universe is determined from the gravita","authors_text":"Chul-Moon Yoo, Hironobu Kihara, Ignacio Zaballa, Misao Sasaki, Muneto Nitta","cross_cats":["astro-ph.CO","gr-qc","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-06-24T14:56:04Z","title":"Dynamical Compactification and Inflation in Einstein-Yang-Mills Theory with Higher Derivative Coupling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.4493","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:abc13a08d736c67c728f0694d59eb867802825f5f78da6fa4c42eeb58499e80e","target":"record","created_at":"2026-07-04T15:49:02Z","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":"bf5b99f77457ad4131acb0d04e9cafda36fafc7526c851a744c6fa8da9e06770","cross_cats_sorted":["astro-ph.CO","gr-qc","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2009-06-24T14:56:04Z","title_canon_sha256":"cadca619d0c13c643337ee77763330fa3b6996051bffa7a02ee31ab24f888a7f"},"schema_version":"1.0","source":{"id":"0906.4493","kind":"arxiv","version":2}},"canonical_sha256":"52b8547bf0798047dfcc2ce4649d347e5a4dff88598c4c3fb710d47ea40c6370","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52b8547bf0798047dfcc2ce4649d347e5a4dff88598c4c3fb710d47ea40c6370","first_computed_at":"2026-07-04T15:49:02.966257Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:49:02.966257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LWiq3iy3WAVyuzUD/6KANxn3tMb6Z+aYzYtShiG/Y2sMnNMx2xY1VUbDOtsWdKRqeQGEwwpU+dVXm86WkmVtCA==","signature_status":"signed_v1","signed_at":"2026-07-04T15:49:02.966730Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.4493","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:abc13a08d736c67c728f0694d59eb867802825f5f78da6fa4c42eeb58499e80e","sha256:13376ccf4f1172eb38cc9edf69a9bbf0f439826ee79f7d281df37cf73843905a"],"state_sha256":"0a8e933ed02ac150ab6f220058f77ea83f5f109e8b3a4542132a5806d564b019"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tp/AzH4g5O3SSjKuJ+JFyj/FVhjqz9JKibJLmKFsLoZqRYPiQwYZR0QWNuhzNk+uVrzNyXkCo08i+NesrU9pCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T08:07:41.925524Z","bundle_sha256":"363df2c327b831530f03ee8c120b8dd315fff75061cc1d9ef5a318b3af19f01b"}}