{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:JMER6TZTPT5SDF4P4O2SMHAS7Q","short_pith_number":"pith:JMER6TZT","canonical_record":{"source":{"id":"1204.3722","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T07:56:43Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"59852d3c11f09d4b5e31b9f17b22763357e8083395b8b1f44c25e2909b06b8fb","abstract_canon_sha256":"429e21938033b5cc192ce97da06faa488a58f1d1a8a60000a6ac32c712f606ee"},"schema_version":"1.0"},"canonical_sha256":"4b091f4f337cfb21978fe3b5261c12fc19119a734057e9c4cde90b77a3b10e48","source":{"kind":"arxiv","id":"1204.3722","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.3722","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"arxiv_version","alias_value":"1204.3722v1","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3722","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"pith_short_12","alias_value":"JMER6TZTPT5S","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JMER6TZTPT5SDF4P","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JMER6TZT","created_at":"2026-05-18T12:27:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:JMER6TZTPT5SDF4P4O2SMHAS7Q","target":"record","payload":{"canonical_record":{"source":{"id":"1204.3722","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T07:56:43Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"59852d3c11f09d4b5e31b9f17b22763357e8083395b8b1f44c25e2909b06b8fb","abstract_canon_sha256":"429e21938033b5cc192ce97da06faa488a58f1d1a8a60000a6ac32c712f606ee"},"schema_version":"1.0"},"canonical_sha256":"4b091f4f337cfb21978fe3b5261c12fc19119a734057e9c4cde90b77a3b10e48","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:51.639395Z","signature_b64":"e1r8TYtzgXjCnNs/x/V4RfPSrBqZeHdBLWrnnn37NrukWtbvYyu2VdWtI1ZctbXINQMSJ6S+gVcuBZjZ4bCEAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b091f4f337cfb21978fe3b5261c12fc19119a734057e9c4cde90b77a3b10e48","last_reissued_at":"2026-05-18T01:57:51.638827Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:51.638827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.3722","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":"2026-05-18T01:57:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uwIWWKcZ3st20FddTBpC0UuXNm1vLv0PGoNDIQpUzmdnZD+l/apaLTIjR2ufjfPoJVJHJuzoy0nK6+z1ERdnCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T02:29:30.442145Z"},"content_sha256":"c19289ad9cf7683cb2fb7330090a26b54189b1ec0cc0dc7a93b742b33b7ad6b3","schema_version":"1.0","event_id":"sha256:c19289ad9cf7683cb2fb7330090a26b54189b1ec0cc0dc7a93b742b33b7ad6b3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:JMER6TZTPT5SDF4P4O2SMHAS7Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Local Features with Large Spiky non-Gaussianities during Inflation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Ali Akbar Abolhasani, Hassan Firouzjahi, Misao Sasaki, Shahram Khosravi","submitted_at":"2012-04-17T07:56:43Z","abstract_excerpt":"We provide a dynamical mechanism to generate localized features during inflation. The local feature is due to a sharp waterfall phase transition which is coupled to the inflaton field. The key effect is the contributions of waterfall quantum fluctuations which induce a sharp peak on the curvature perturbation which can be as large as the background curvature perturbation from inflaton field. Due to non-Gaussian nature of waterfall quantum fluctuations a large spike non-Gaussianity is produced which is narrowly peaked at modes which leave the Hubble radius at the time of phase transition. The l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3722","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":""},"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":"2026-05-18T01:57:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eRt/TCSKEGyLmpd/pZ78RLwQ70uvvbAzJ8J+MN3Y/vdDYMkiKC/ySB2c6dV4a5lBByXZzRG/OkiWqkSt8pIEBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T02:29:30.442842Z"},"content_sha256":"6e526ef75f75f29e580b6259d3148e2c9f46cc6f8cfedfcf90fcb0a6658634a0","schema_version":"1.0","event_id":"sha256:6e526ef75f75f29e580b6259d3148e2c9f46cc6f8cfedfcf90fcb0a6658634a0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/bundle.json","state_url":"https://pith.science/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/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":"2026-05-20T02:29:30Z","links":{"resolver":"https://pith.science/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q","bundle":"https://pith.science/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/bundle.json","state":"https://pith.science/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JMER6TZTPT5SDF4P4O2SMHAS7Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:JMER6TZTPT5SDF4P4O2SMHAS7Q","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":"429e21938033b5cc192ce97da06faa488a58f1d1a8a60000a6ac32c712f606ee","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T07:56:43Z","title_canon_sha256":"59852d3c11f09d4b5e31b9f17b22763357e8083395b8b1f44c25e2909b06b8fb"},"schema_version":"1.0","source":{"id":"1204.3722","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.3722","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"arxiv_version","alias_value":"1204.3722v1","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.3722","created_at":"2026-05-18T01:57:51Z"},{"alias_kind":"pith_short_12","alias_value":"JMER6TZTPT5S","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"JMER6TZTPT5SDF4P","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"JMER6TZT","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:6e526ef75f75f29e580b6259d3148e2c9f46cc6f8cfedfcf90fcb0a6658634a0","target":"graph","created_at":"2026-05-18T01:57:51Z","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 provide a dynamical mechanism to generate localized features during inflation. The local feature is due to a sharp waterfall phase transition which is coupled to the inflaton field. The key effect is the contributions of waterfall quantum fluctuations which induce a sharp peak on the curvature perturbation which can be as large as the background curvature perturbation from inflaton field. Due to non-Gaussian nature of waterfall quantum fluctuations a large spike non-Gaussianity is produced which is narrowly peaked at modes which leave the Hubble radius at the time of phase transition. The l","authors_text":"Ali Akbar Abolhasani, Hassan Firouzjahi, Misao Sasaki, Shahram Khosravi","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T07:56:43Z","title":"Local Features with Large Spiky non-Gaussianities during Inflation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.3722","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:c19289ad9cf7683cb2fb7330090a26b54189b1ec0cc0dc7a93b742b33b7ad6b3","target":"record","created_at":"2026-05-18T01:57:51Z","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":"429e21938033b5cc192ce97da06faa488a58f1d1a8a60000a6ac32c712f606ee","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-04-17T07:56:43Z","title_canon_sha256":"59852d3c11f09d4b5e31b9f17b22763357e8083395b8b1f44c25e2909b06b8fb"},"schema_version":"1.0","source":{"id":"1204.3722","kind":"arxiv","version":1}},"canonical_sha256":"4b091f4f337cfb21978fe3b5261c12fc19119a734057e9c4cde90b77a3b10e48","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b091f4f337cfb21978fe3b5261c12fc19119a734057e9c4cde90b77a3b10e48","first_computed_at":"2026-05-18T01:57:51.638827Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:57:51.638827Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"e1r8TYtzgXjCnNs/x/V4RfPSrBqZeHdBLWrnnn37NrukWtbvYyu2VdWtI1ZctbXINQMSJ6S+gVcuBZjZ4bCEAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:57:51.639395Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.3722","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c19289ad9cf7683cb2fb7330090a26b54189b1ec0cc0dc7a93b742b33b7ad6b3","sha256:6e526ef75f75f29e580b6259d3148e2c9f46cc6f8cfedfcf90fcb0a6658634a0"],"state_sha256":"62edfd7e0f9c01aa54e6037ff634c5ab795832178f82b7a5ec0e018dffe15241"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4c8wz3cvdGjZ2PTO5nKaKilT7xOXtfrKi6vE/qpkBoR3stSTui61hvwLxQcQg9Ou4sgzAeGGByN1cXuYU0GHBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T02:29:30.450766Z","bundle_sha256":"3640f47b7c0e8c57b701dd8ea6469410bb3cc761c5fd562d149e9ef30016d8df"}}