{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:H62CYV576VQJQ4R2XV2YZMJLN5","short_pith_number":"pith:H62CYV57","canonical_record":{"source":{"id":"1101.1619","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-08T20:44:02Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"55244540def210f11bda54026e5f778b6b982e7a0ea2d5487ee1a8aa1516b204","abstract_canon_sha256":"a98dd331444784eb5a4d8a4c3174de8f78eb14090136576163257a70c85dd723"},"schema_version":"1.0"},"canonical_sha256":"3fb42c57bff56098723abd758cb12b6f6d3385e00cf1e819c786b5740cba6c23","source":{"kind":"arxiv","id":"1101.1619","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.1619","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"arxiv_version","alias_value":"1101.1619v2","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.1619","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"pith_short_12","alias_value":"H62CYV576VQJ","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"H62CYV576VQJQ4R2","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"H62CYV57","created_at":"2026-05-18T12:26:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:H62CYV576VQJQ4R2XV2YZMJLN5","target":"record","payload":{"canonical_record":{"source":{"id":"1101.1619","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-08T20:44:02Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"55244540def210f11bda54026e5f778b6b982e7a0ea2d5487ee1a8aa1516b204","abstract_canon_sha256":"a98dd331444784eb5a4d8a4c3174de8f78eb14090136576163257a70c85dd723"},"schema_version":"1.0"},"canonical_sha256":"3fb42c57bff56098723abd758cb12b6f6d3385e00cf1e819c786b5740cba6c23","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:26:34.205417Z","signature_b64":"xrpCoupm3R9twzWZeQskQ1+KpTWy1As1WS7AHCeU4oyYOnhU3LstGtxDUAtIsY+PXpczNhliW+WLLX0ZiN7MAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3fb42c57bff56098723abd758cb12b6f6d3385e00cf1e819c786b5740cba6c23","last_reissued_at":"2026-05-18T04:26:34.204832Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:26:34.204832Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1101.1619","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":"2026-05-18T04:26:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JO9DyJp/tZQThQ3bI0kF0tGS539TEByon+LIeWdYCqDueKuF37VlOGH5kTs8Z4KSu+WVYcaS0sVU3rG1yxmUAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T09:51:03.950791Z"},"content_sha256":"b21768de0e89c625316068c0d2ffeaca014eab68b1e71d76731fda0de95d5582","schema_version":"1.0","event_id":"sha256:b21768de0e89c625316068c0d2ffeaca014eab68b1e71d76731fda0de95d5582"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:H62CYV576VQJQ4R2XV2YZMJLN5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Exploring a string-like landscape","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Andrew R Liddle, Jonathan Frazer","submitted_at":"2011-01-08T20:44:02Z","abstract_excerpt":"We explore inflationary trajectories within randomly-generated two-dimensional potentials, considered as a toy model of the string landscape. Both the background and perturbation equations are solved numerically, the latter using the two-field formalism of Peterson and Tegmark which fully incorporates the effect of isocurvature perturbations. Sufficient inflation is a rare event, occurring for only roughly one in $10^5$ potentials. For models generating sufficient inflation, we find that the majority of runs satisfy current constraints from WMAP. The scalar spectral index is less than 1 in all"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.1619","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":"2026-05-18T04:26:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oQdRPdMEJ9FnW34oU2oozWmnMt6i1+g3CTTDDBug9FpdMUf6H9iWy5FDJQvl5EKFNgaGl5ect5KXcpIowrp2AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-12T09:51:03.951141Z"},"content_sha256":"99145946517079489d08fe94b862bbe187d196de4a5e20beb7af549d2b2a84fc","schema_version":"1.0","event_id":"sha256:99145946517079489d08fe94b862bbe187d196de4a5e20beb7af549d2b2a84fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H62CYV576VQJQ4R2XV2YZMJLN5/bundle.json","state_url":"https://pith.science/pith/H62CYV576VQJQ4R2XV2YZMJLN5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H62CYV576VQJQ4R2XV2YZMJLN5/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":"2026-06-12T09:51:03Z","links":{"resolver":"https://pith.science/pith/H62CYV576VQJQ4R2XV2YZMJLN5","bundle":"https://pith.science/pith/H62CYV576VQJQ4R2XV2YZMJLN5/bundle.json","state":"https://pith.science/pith/H62CYV576VQJQ4R2XV2YZMJLN5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H62CYV576VQJQ4R2XV2YZMJLN5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:H62CYV576VQJQ4R2XV2YZMJLN5","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":"a98dd331444784eb5a4d8a4c3174de8f78eb14090136576163257a70c85dd723","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-08T20:44:02Z","title_canon_sha256":"55244540def210f11bda54026e5f778b6b982e7a0ea2d5487ee1a8aa1516b204"},"schema_version":"1.0","source":{"id":"1101.1619","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1101.1619","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"arxiv_version","alias_value":"1101.1619v2","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1101.1619","created_at":"2026-05-18T04:26:34Z"},{"alias_kind":"pith_short_12","alias_value":"H62CYV576VQJ","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"H62CYV576VQJQ4R2","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"H62CYV57","created_at":"2026-05-18T12:26:30Z"}],"graph_snapshots":[{"event_id":"sha256:99145946517079489d08fe94b862bbe187d196de4a5e20beb7af549d2b2a84fc","target":"graph","created_at":"2026-05-18T04:26:34Z","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 explore inflationary trajectories within randomly-generated two-dimensional potentials, considered as a toy model of the string landscape. Both the background and perturbation equations are solved numerically, the latter using the two-field formalism of Peterson and Tegmark which fully incorporates the effect of isocurvature perturbations. Sufficient inflation is a rare event, occurring for only roughly one in $10^5$ potentials. For models generating sufficient inflation, we find that the majority of runs satisfy current constraints from WMAP. The scalar spectral index is less than 1 in all","authors_text":"Andrew R Liddle, Jonathan Frazer","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-08T20:44:02Z","title":"Exploring a string-like landscape"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1101.1619","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:b21768de0e89c625316068c0d2ffeaca014eab68b1e71d76731fda0de95d5582","target":"record","created_at":"2026-05-18T04:26:34Z","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":"a98dd331444784eb5a4d8a4c3174de8f78eb14090136576163257a70c85dd723","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-01-08T20:44:02Z","title_canon_sha256":"55244540def210f11bda54026e5f778b6b982e7a0ea2d5487ee1a8aa1516b204"},"schema_version":"1.0","source":{"id":"1101.1619","kind":"arxiv","version":2}},"canonical_sha256":"3fb42c57bff56098723abd758cb12b6f6d3385e00cf1e819c786b5740cba6c23","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3fb42c57bff56098723abd758cb12b6f6d3385e00cf1e819c786b5740cba6c23","first_computed_at":"2026-05-18T04:26:34.204832Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:26:34.204832Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xrpCoupm3R9twzWZeQskQ1+KpTWy1As1WS7AHCeU4oyYOnhU3LstGtxDUAtIsY+PXpczNhliW+WLLX0ZiN7MAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:26:34.205417Z","signed_message":"canonical_sha256_bytes"},"source_id":"1101.1619","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b21768de0e89c625316068c0d2ffeaca014eab68b1e71d76731fda0de95d5582","sha256:99145946517079489d08fe94b862bbe187d196de4a5e20beb7af549d2b2a84fc"],"state_sha256":"980028c049b5855c619e1ff75ba5f3145efe82418756fd2515bf711566840832"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zjcl6Zhx6AkVi/y5FbNenY376o7VLeUHe4TJTHuzLaRNa0KPBTu5WDUv5mSwdvjKA/IJTExrt9Nck/eYqEFfAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-12T09:51:03.953045Z","bundle_sha256":"27e4746a8c2e0a6bb09b18d174848796f711df7f826b192e53e22f6b3747a445"}}