{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:H2C42PKUM4P7PM2N7LLPUFR5VT","short_pith_number":"pith:H2C42PKU","canonical_record":{"source":{"id":"1202.5347","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-02-23T23:59:00Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"88a6c014145939501f2033c139681689ea37ad0de45ed3400e266001d0f80c90","abstract_canon_sha256":"28170e0b3dc969b6b7c2e53c1c996c4edafdb8d169fb625d57e75da0ed0fda7d"},"schema_version":"1.0"},"canonical_sha256":"3e85cd3d54671ff7b34dfad6fa163dacf36614b90d2eaf94e878c18eea00d807","source":{"kind":"arxiv","id":"1202.5347","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.5347","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"1202.5347v2","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.5347","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"H2C42PKUM4P7","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"H2C42PKUM4P7PM2N","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"H2C42PKU","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:H2C42PKUM4P7PM2N7LLPUFR5VT","target":"record","payload":{"canonical_record":{"source":{"id":"1202.5347","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-02-23T23:59:00Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"88a6c014145939501f2033c139681689ea37ad0de45ed3400e266001d0f80c90","abstract_canon_sha256":"28170e0b3dc969b6b7c2e53c1c996c4edafdb8d169fb625d57e75da0ed0fda7d"},"schema_version":"1.0"},"canonical_sha256":"3e85cd3d54671ff7b34dfad6fa163dacf36614b90d2eaf94e878c18eea00d807","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:13:21.978390Z","signature_b64":"iCxNCffTKIztQXr2xeiBb5KkscJAKmmfZRIM0+KdDyk6ezic4TK8MlRikL5EQE/CkDt6b7/IKHUBg6CuaUzdBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3e85cd3d54671ff7b34dfad6fa163dacf36614b90d2eaf94e878c18eea00d807","last_reissued_at":"2026-05-18T03:13:21.977823Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:13:21.977823Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.5347","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":"2026-05-18T03:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hXK1LiumHnhc8mL63TBKrPLTJ2vUmDafW55c9CeQ9dmU2hI3Tck1Hb2U1hi064cnFghkgzaoHkBw/bQhxXSnAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:41:13.167809Z"},"content_sha256":"16bd5fedd8f9ed0e6a594f566a48a563bb8c09369185f15a84f5ecf8eb30c202","schema_version":"1.0","event_id":"sha256:16bd5fedd8f9ed0e6a594f566a48a563bb8c09369185f15a84f5ecf8eb30c202"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:H2C42PKUM4P7PM2N7LLPUFR5VT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phase Spaces for asymptotically de Sitter Cosmologies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Donald Marolf, William R. Kelly","submitted_at":"2012-02-23T23:59:00Z","abstract_excerpt":"We construct two types of phase spaces for asymptotically de Sitter Einstein-Hilbert gravity in each spacetime dimension $d \\ge 3$. One type contains solutions asymptotic to the expanding spatially-flat ($k=0$) cosmological patch of de Sitter space while the other is asymptotic to the expanding hyperbolic $(k=-1)$ patch. Each phase space has a non-trivial asymptotic symmetry group (ASG) which includes the isometry group of the corresponding de Sitter patch. For $d=3$ and $k=-1$ our ASG also contains additional generators and leads to a Virasoro algebra with vanishing central charge. Furthermor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.5347","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":"2026-05-18T03:13:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fUldBc9yKb+x9ur1QMahLRshyjeGuF9nHQ1Z9K33B/NoNHVC94qMrf18KA4DZTyeB9XfvSoCBgzsLq0yAGatAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T04:41:13.168258Z"},"content_sha256":"7ed371ce3d6d145e9049a3e3aec0429990b0a16b2f0511d6c3526c2d845a59c3","schema_version":"1.0","event_id":"sha256:7ed371ce3d6d145e9049a3e3aec0429990b0a16b2f0511d6c3526c2d845a59c3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/bundle.json","state_url":"https://pith.science/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/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":"2026-05-26T04:41:13Z","links":{"resolver":"https://pith.science/pith/H2C42PKUM4P7PM2N7LLPUFR5VT","bundle":"https://pith.science/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/bundle.json","state":"https://pith.science/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H2C42PKUM4P7PM2N7LLPUFR5VT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:H2C42PKUM4P7PM2N7LLPUFR5VT","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":"28170e0b3dc969b6b7c2e53c1c996c4edafdb8d169fb625d57e75da0ed0fda7d","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-02-23T23:59:00Z","title_canon_sha256":"88a6c014145939501f2033c139681689ea37ad0de45ed3400e266001d0f80c90"},"schema_version":"1.0","source":{"id":"1202.5347","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.5347","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"arxiv_version","alias_value":"1202.5347v2","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.5347","created_at":"2026-05-18T03:13:21Z"},{"alias_kind":"pith_short_12","alias_value":"H2C42PKUM4P7","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"H2C42PKUM4P7PM2N","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"H2C42PKU","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:7ed371ce3d6d145e9049a3e3aec0429990b0a16b2f0511d6c3526c2d845a59c3","target":"graph","created_at":"2026-05-18T03:13:21Z","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":"We construct two types of phase spaces for asymptotically de Sitter Einstein-Hilbert gravity in each spacetime dimension $d \\ge 3$. One type contains solutions asymptotic to the expanding spatially-flat ($k=0$) cosmological patch of de Sitter space while the other is asymptotic to the expanding hyperbolic $(k=-1)$ patch. Each phase space has a non-trivial asymptotic symmetry group (ASG) which includes the isometry group of the corresponding de Sitter patch. For $d=3$ and $k=-1$ our ASG also contains additional generators and leads to a Virasoro algebra with vanishing central charge. Furthermor","authors_text":"Donald Marolf, William R. Kelly","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-02-23T23:59:00Z","title":"Phase Spaces for asymptotically de Sitter Cosmologies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.5347","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":"sha256:16bd5fedd8f9ed0e6a594f566a48a563bb8c09369185f15a84f5ecf8eb30c202","target":"record","created_at":"2026-05-18T03:13:21Z","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":"28170e0b3dc969b6b7c2e53c1c996c4edafdb8d169fb625d57e75da0ed0fda7d","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-02-23T23:59:00Z","title_canon_sha256":"88a6c014145939501f2033c139681689ea37ad0de45ed3400e266001d0f80c90"},"schema_version":"1.0","source":{"id":"1202.5347","kind":"arxiv","version":2}},"canonical_sha256":"3e85cd3d54671ff7b34dfad6fa163dacf36614b90d2eaf94e878c18eea00d807","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3e85cd3d54671ff7b34dfad6fa163dacf36614b90d2eaf94e878c18eea00d807","first_computed_at":"2026-05-18T03:13:21.977823Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:13:21.977823Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iCxNCffTKIztQXr2xeiBb5KkscJAKmmfZRIM0+KdDyk6ezic4TK8MlRikL5EQE/CkDt6b7/IKHUBg6CuaUzdBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:13:21.978390Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.5347","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:16bd5fedd8f9ed0e6a594f566a48a563bb8c09369185f15a84f5ecf8eb30c202","sha256:7ed371ce3d6d145e9049a3e3aec0429990b0a16b2f0511d6c3526c2d845a59c3"],"state_sha256":"c7f811b63739c17985127ae40d765c6424c167b3d4cab3cca170d8142cbd03c8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ydFerw92+xjPi9vbbA4eqU5fJtVksYLFPa1SmviYBkjvLZO/uAvrN0ySoqVL44a1/qrl3n7RfewcXak87ccZDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T04:41:13.171408Z","bundle_sha256":"46dd96ac65d3531fb55094f25f4d217f4e2f7a401e61405011cbf1bac15e5d2c"}}