{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:VAJHWONRQGZMGXXE5XDPUSFXCG","short_pith_number":"pith:VAJHWONR","canonical_record":{"source":{"id":"2005.00528","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-05-01T17:57:03Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"3914756129f5cc72921d648baa2262dae614c45bbf87542b4ea4414a63beef50","abstract_canon_sha256":"fc86a76bdb1e0024c9a1d9abf3f841c01d0cd8790274e492ac473561c3249026"},"schema_version":"1.0"},"canonical_sha256":"a8127b39b181b2c35ee4edc6fa48b711aaf99ba75d1ac0b52de0cad8aa25f387","source":{"kind":"arxiv","id":"2005.00528","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00528","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00528v1","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00528","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_12","alias_value":"VAJHWONRQGZM","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_16","alias_value":"VAJHWONRQGZMGXXE","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_8","alias_value":"VAJHWONR","created_at":"2026-07-05T00:59:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:VAJHWONRQGZMGXXE5XDPUSFXCG","target":"record","payload":{"canonical_record":{"source":{"id":"2005.00528","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-05-01T17:57:03Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"3914756129f5cc72921d648baa2262dae614c45bbf87542b4ea4414a63beef50","abstract_canon_sha256":"fc86a76bdb1e0024c9a1d9abf3f841c01d0cd8790274e492ac473561c3249026"},"schema_version":"1.0"},"canonical_sha256":"a8127b39b181b2c35ee4edc6fa48b711aaf99ba75d1ac0b52de0cad8aa25f387","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:59:41.730239Z","signature_b64":"WtUWMjdHZ7lpX3xeKo4eUY9pg+KVOm/VB7FLc3Cm8MMywraj7TBlnOAGPZal73zzqLRj0q9i93ZZoH2NvFn5Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a8127b39b181b2c35ee4edc6fa48b711aaf99ba75d1ac0b52de0cad8aa25f387","last_reissued_at":"2026-07-05T00:59:41.729678Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:59:41.729678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.00528","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:59:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lADq4qCRBDvcOz0d/bJz9RHGPqhn+a4jTtbteGH+2wmgNY/VzWFIZZVYogSOiHgtnod5HqRpcorIp30An03QDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T11:12:43.045245Z"},"content_sha256":"b7f33964770675699b75b0014ccef36bde4d900a8be35c0ac5d04b1dde6ab8a8","schema_version":"1.0","event_id":"sha256:b7f33964770675699b75b0014ccef36bde4d900a8be35c0ac5d04b1dde6ab8a8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:VAJHWONRQGZMGXXE5XDPUSFXCG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-field inflation and preheating in asymmetric $\\alpha$-attractors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Ana Ach\\'ucarro, Dong-Gang Wang, Evangelos I. Sfakianakis, Oksana Iarygina","submitted_at":"2020-05-01T17:57:03Z","abstract_excerpt":"We analyze and compare the multi-field dynamics during inflation and preheating in symmetric and asymmetric models of $\\alpha$-attractors, characterized by a hyperbolic field-space manifold. We show that the generalized (asymmetric) E- and (symmetric) T-models exhibit identical two-field dynamics during inflation for a wide range of initial conditions. The resulting motion can be decomposed in two approximately single-field segments connected by a sharp turn in field-space. The details of preheating can nevertheless be different. For the T-model one main mass-scale dominates the evolution of f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00528","kind":"arxiv","version":1},"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/2005.00528/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":"2026-07-05T00:59:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/LhRwKrUwHx3zkC48ll1UH3srzAegwhwjalSrL4MGlZxy7HAqJfNHRZ4OpDH5/s3NXza5PvN7JtGKrGh5ML0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T11:12:43.045834Z"},"content_sha256":"da883f459eef998fd6aee6deeeaac4666c3aaf7435ba95df18773fdc87c0e0e7","schema_version":"1.0","event_id":"sha256:da883f459eef998fd6aee6deeeaac4666c3aaf7435ba95df18773fdc87c0e0e7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/bundle.json","state_url":"https://pith.science/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/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":"2026-08-15T11:12:43Z","links":{"resolver":"https://pith.science/pith/VAJHWONRQGZMGXXE5XDPUSFXCG","bundle":"https://pith.science/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/bundle.json","state":"https://pith.science/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VAJHWONRQGZMGXXE5XDPUSFXCG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:VAJHWONRQGZMGXXE5XDPUSFXCG","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":"fc86a76bdb1e0024c9a1d9abf3f841c01d0cd8790274e492ac473561c3249026","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-05-01T17:57:03Z","title_canon_sha256":"3914756129f5cc72921d648baa2262dae614c45bbf87542b4ea4414a63beef50"},"schema_version":"1.0","source":{"id":"2005.00528","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.00528","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"arxiv_version","alias_value":"2005.00528v1","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.00528","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_12","alias_value":"VAJHWONRQGZM","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_16","alias_value":"VAJHWONRQGZMGXXE","created_at":"2026-07-05T00:59:41Z"},{"alias_kind":"pith_short_8","alias_value":"VAJHWONR","created_at":"2026-07-05T00:59:41Z"}],"graph_snapshots":[{"event_id":"sha256:da883f459eef998fd6aee6deeeaac4666c3aaf7435ba95df18773fdc87c0e0e7","target":"graph","created_at":"2026-07-05T00:59:41Z","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/2005.00528/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We analyze and compare the multi-field dynamics during inflation and preheating in symmetric and asymmetric models of $\\alpha$-attractors, characterized by a hyperbolic field-space manifold. We show that the generalized (asymmetric) E- and (symmetric) T-models exhibit identical two-field dynamics during inflation for a wide range of initial conditions. The resulting motion can be decomposed in two approximately single-field segments connected by a sharp turn in field-space. The details of preheating can nevertheless be different. For the T-model one main mass-scale dominates the evolution of f","authors_text":"Ana Ach\\'ucarro, Dong-Gang Wang, Evangelos I. Sfakianakis, Oksana Iarygina","cross_cats":["gr-qc","hep-ph","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-05-01T17:57:03Z","title":"Multi-field inflation and preheating in asymmetric $\\alpha$-attractors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.00528","kind":"arxiv","version":1},"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:b7f33964770675699b75b0014ccef36bde4d900a8be35c0ac5d04b1dde6ab8a8","target":"record","created_at":"2026-07-05T00:59:41Z","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":"fc86a76bdb1e0024c9a1d9abf3f841c01d0cd8790274e492ac473561c3249026","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2020-05-01T17:57:03Z","title_canon_sha256":"3914756129f5cc72921d648baa2262dae614c45bbf87542b4ea4414a63beef50"},"schema_version":"1.0","source":{"id":"2005.00528","kind":"arxiv","version":1}},"canonical_sha256":"a8127b39b181b2c35ee4edc6fa48b711aaf99ba75d1ac0b52de0cad8aa25f387","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a8127b39b181b2c35ee4edc6fa48b711aaf99ba75d1ac0b52de0cad8aa25f387","first_computed_at":"2026-07-05T00:59:41.729678Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:59:41.729678Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WtUWMjdHZ7lpX3xeKo4eUY9pg+KVOm/VB7FLc3Cm8MMywraj7TBlnOAGPZal73zzqLRj0q9i93ZZoH2NvFn5Cg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:59:41.730239Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.00528","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b7f33964770675699b75b0014ccef36bde4d900a8be35c0ac5d04b1dde6ab8a8","sha256:da883f459eef998fd6aee6deeeaac4666c3aaf7435ba95df18773fdc87c0e0e7"],"state_sha256":"82794cd2cd99c284380de21a4a7e846b72b3d15006448b6bbe9ef7e64b8a2c6f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6cP63bC1B3Hbie7nEvXGK6ZtkPrK/CVOTD4rbVen9nZS6hfsCE03XexsSaAsrvaiDntPSYe1tAO54qQoKvwbDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T11:12:43.049372Z","bundle_sha256":"5ac6a111b7bda0c14ae24ebbd8e067c577f633d85036513e4741ae5d9e74d829"}}