{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:OBGOXJ7DSRFE3E6DI3A3KXFNCD","short_pith_number":"pith:OBGOXJ7D","canonical_record":{"source":{"id":"2304.00577","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-04-02T17:05:21Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"ffb9c6f62095e994dd161e90158d4e16dd8da338d3580ba65a18b458d3789de3","abstract_canon_sha256":"e531b0f90264fda82b4fdcced2c7655859c71763cc6079a92f1e67ccab4c7beb"},"schema_version":"1.0"},"canonical_sha256":"704ceba7e3944a4d93c346c1b55cad10c2690461bd697f6d5d26a7ac25977b13","source":{"kind":"arxiv","id":"2304.00577","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.00577","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"arxiv_version","alias_value":"2304.00577v1","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.00577","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_12","alias_value":"OBGOXJ7DSRFE","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_16","alias_value":"OBGOXJ7DSRFE3E6D","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_8","alias_value":"OBGOXJ7D","created_at":"2026-07-05T05:57:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:OBGOXJ7DSRFE3E6DI3A3KXFNCD","target":"record","payload":{"canonical_record":{"source":{"id":"2304.00577","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-04-02T17:05:21Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"ffb9c6f62095e994dd161e90158d4e16dd8da338d3580ba65a18b458d3789de3","abstract_canon_sha256":"e531b0f90264fda82b4fdcced2c7655859c71763cc6079a92f1e67ccab4c7beb"},"schema_version":"1.0"},"canonical_sha256":"704ceba7e3944a4d93c346c1b55cad10c2690461bd697f6d5d26a7ac25977b13","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:57:19.409437Z","signature_b64":"lQVpeFlH/rOm7fXqrI2mXahPN0FQmRMBVLxmS2aDTNjWVg/mhE/RTP8orB4pe1Id3x48845DDvcR2OiEp6POBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"704ceba7e3944a4d93c346c1b55cad10c2690461bd697f6d5d26a7ac25977b13","last_reissued_at":"2026-07-05T05:57:19.409013Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:57:19.409013Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.00577","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":"2026-07-05T05:57:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3EsdmV5v714Uuo3bAl1A7LYtP6Gugk8ufaG5soz1S9YBf5ayIojmwnXqp574YvmZ57f0hvB2N6EbGYntPsWTBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:29:34.982568Z"},"content_sha256":"c822463c9234496837da2c2365701f451f727f76b6b523fa175efb5eade2a92d","schema_version":"1.0","event_id":"sha256:c822463c9234496837da2c2365701f451f727f76b6b523fa175efb5eade2a92d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:OBGOXJ7DSRFE3E6DI3A3KXFNCD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stochastic Multiple Fields Inflation: Diffusion Dominated Regime","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Amin Nassiri-Rad, Hassan Firouzjahi, Kosar Asadi","submitted_at":"2023-04-02T17:05:21Z","abstract_excerpt":"We study multiple fields inflation in diffusion dominated regime using stochastic $\\delta N$ formalism. The fields are under pure Brownian motion in a dS background with boundaries in higher dimensional field space. This setup can be realized towards the final stages of the ultra slow-roll setup where the classical drifts fall off exponentially and the perturbations are driven by quantum kicks. We consider both symmetric and asymmetric boundaries with absorbing and reflective boundary conditions and calculate the average number of e-folds, the first crossing probabilities and the power spectru"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.00577","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/2304.00577/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":"2026-07-05T05:57:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6it5IKgihxAYabcTm50VJe6JHjymqj1i67gSgrRhQdAegYYaasPl4kBhLi45v0dzKqxZ2YoX0yj8ZGFXmAueDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:29:34.983069Z"},"content_sha256":"4a4ad0e45883c9925ec2171d45b25cde6fd72711a4da2c5fd3b9a8d09389c5f2","schema_version":"1.0","event_id":"sha256:4a4ad0e45883c9925ec2171d45b25cde6fd72711a4da2c5fd3b9a8d09389c5f2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/bundle.json","state_url":"https://pith.science/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/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":"2026-08-04T06:29:34Z","links":{"resolver":"https://pith.science/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD","bundle":"https://pith.science/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/bundle.json","state":"https://pith.science/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OBGOXJ7DSRFE3E6DI3A3KXFNCD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:OBGOXJ7DSRFE3E6DI3A3KXFNCD","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":"e531b0f90264fda82b4fdcced2c7655859c71763cc6079a92f1e67ccab4c7beb","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-04-02T17:05:21Z","title_canon_sha256":"ffb9c6f62095e994dd161e90158d4e16dd8da338d3580ba65a18b458d3789de3"},"schema_version":"1.0","source":{"id":"2304.00577","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.00577","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"arxiv_version","alias_value":"2304.00577v1","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.00577","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_12","alias_value":"OBGOXJ7DSRFE","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_16","alias_value":"OBGOXJ7DSRFE3E6D","created_at":"2026-07-05T05:57:19Z"},{"alias_kind":"pith_short_8","alias_value":"OBGOXJ7D","created_at":"2026-07-05T05:57:19Z"}],"graph_snapshots":[{"event_id":"sha256:4a4ad0e45883c9925ec2171d45b25cde6fd72711a4da2c5fd3b9a8d09389c5f2","target":"graph","created_at":"2026-07-05T05:57:19Z","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/2304.00577/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study multiple fields inflation in diffusion dominated regime using stochastic $\\delta N$ formalism. The fields are under pure Brownian motion in a dS background with boundaries in higher dimensional field space. This setup can be realized towards the final stages of the ultra slow-roll setup where the classical drifts fall off exponentially and the perturbations are driven by quantum kicks. We consider both symmetric and asymmetric boundaries with absorbing and reflective boundary conditions and calculate the average number of e-folds, the first crossing probabilities and the power spectru","authors_text":"Amin Nassiri-Rad, Hassan Firouzjahi, Kosar Asadi","cross_cats":["gr-qc","hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-04-02T17:05:21Z","title":"Stochastic Multiple Fields Inflation: Diffusion Dominated Regime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.00577","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:c822463c9234496837da2c2365701f451f727f76b6b523fa175efb5eade2a92d","target":"record","created_at":"2026-07-05T05:57:19Z","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":"e531b0f90264fda82b4fdcced2c7655859c71763cc6079a92f1e67ccab4c7beb","cross_cats_sorted":["gr-qc","hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2023-04-02T17:05:21Z","title_canon_sha256":"ffb9c6f62095e994dd161e90158d4e16dd8da338d3580ba65a18b458d3789de3"},"schema_version":"1.0","source":{"id":"2304.00577","kind":"arxiv","version":1}},"canonical_sha256":"704ceba7e3944a4d93c346c1b55cad10c2690461bd697f6d5d26a7ac25977b13","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"704ceba7e3944a4d93c346c1b55cad10c2690461bd697f6d5d26a7ac25977b13","first_computed_at":"2026-07-05T05:57:19.409013Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:57:19.409013Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lQVpeFlH/rOm7fXqrI2mXahPN0FQmRMBVLxmS2aDTNjWVg/mhE/RTP8orB4pe1Id3x48845DDvcR2OiEp6POBA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:57:19.409437Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.00577","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c822463c9234496837da2c2365701f451f727f76b6b523fa175efb5eade2a92d","sha256:4a4ad0e45883c9925ec2171d45b25cde6fd72711a4da2c5fd3b9a8d09389c5f2"],"state_sha256":"9d470f9da2c2fcbe4064119b2e48d41a64009be2dc95730496575c237c419529"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"evKJTK+fReWLJFJVM00Htw81V8vuGX3uPjyLjqP859cOuVNaU5ZQUAiBevzF0+lJ5+t9R26MgK3TcU+nrCRTBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:29:34.986745Z","bundle_sha256":"fb7a81f05f41d708ce50cf704c7f75ebca6837ea8634016e74295b4df0b3317d"}}