{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:RG23IK76DZKZV6XGWOTNFR6KII","short_pith_number":"pith:RG23IK76","canonical_record":{"source":{"id":"2504.11316","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-04-15T15:56:26Z","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"title_canon_sha256":"3c9b92755af857ca87ce39f85a24023b88c15e63d4a4deebb269137debbcc0d7","abstract_canon_sha256":"37eab3ae6b4ef355904ab0ce8805db56ae84de93bddb44f0ebae0b36639e601f"},"schema_version":"1.0"},"canonical_sha256":"89b5b42bfe1e559afae6b3a6d2c7ca421dc58503c183624432c4784908060100","source":{"kind":"arxiv","id":"2504.11316","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.11316","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"arxiv_version","alias_value":"2504.11316v1","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.11316","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_12","alias_value":"RG23IK76DZKZ","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_16","alias_value":"RG23IK76DZKZV6XG","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_8","alias_value":"RG23IK76","created_at":"2026-07-05T10:49:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:RG23IK76DZKZV6XGWOTNFR6KII","target":"record","payload":{"canonical_record":{"source":{"id":"2504.11316","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-04-15T15:56:26Z","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"title_canon_sha256":"3c9b92755af857ca87ce39f85a24023b88c15e63d4a4deebb269137debbcc0d7","abstract_canon_sha256":"37eab3ae6b4ef355904ab0ce8805db56ae84de93bddb44f0ebae0b36639e601f"},"schema_version":"1.0"},"canonical_sha256":"89b5b42bfe1e559afae6b3a6d2c7ca421dc58503c183624432c4784908060100","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:49:32.152617Z","signature_b64":"7ihMeDoICV3ZKfEOaUJoaWKb5v8fPKzuMTpjox8l3jluNZhJc/ZNSvSuxcz4Hj77XAxkSZmA3CehHDQ+esgQCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89b5b42bfe1e559afae6b3a6d2c7ca421dc58503c183624432c4784908060100","last_reissued_at":"2026-07-05T10:49:32.152059Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:49:32.152059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.11316","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":"2026-07-05T10:49:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ioEhAh9FF1w4OHoxEbeavboX4efh8xJvUTI8zwjCeMw/pgi0/PsSTobMWxJdI5UP3Z2wstFsmSxcTmCpbmlLAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:22:34.839669Z"},"content_sha256":"0686bea59c75b3e420e6b62237a27667d7ed3b467b5da7ff18f087148b750579","schema_version":"1.0","event_id":"sha256:0686bea59c75b3e420e6b62237a27667d7ed3b467b5da7ff18f087148b750579"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:RG23IK76DZKZV6XGWOTNFR6KII","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Role of Matter Inhomogeneity on Fast Flavor Conversion of Supernova Neutrinos","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"primary_cat":"astro-ph.HE","authors_text":"Meng-Ru Wu, Soumya Bhattacharyya, Zewei Xiong","submitted_at":"2025-04-15T15:56:26Z","abstract_excerpt":"We investigated the impact of a spatially varying matter potential $\\lambda$, coming from neutrino-electron forward scattering, on the emergence of fast neutrino flavor conversion (FFC) triggered by the presence of zero crossings in the angular distribution of the neutrino electron lepton number (ELN). We find that FFC can be significantly affected as the spatial variation rate of $\\lambda$ increases, and strong spatial variations can completely stabilize initially unstable systems. Using stability analysis based solely on initial conditions, we identified for the first time a critical variati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.11316","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/2504.11316/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":"2026-07-05T10:49:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lJMmngsBdXwiq3QfCDOASjvGms7UNQ4gFHV4syPwjVbpJQgYkp/2p0mOw2pZ1hM7C4+MIDj2ZpnDHoB7Mfh0Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:22:34.840613Z"},"content_sha256":"4b3aefc45eb545b214a837279d67295849308e758225009f2c87b266fd21eca9","schema_version":"1.0","event_id":"sha256:4b3aefc45eb545b214a837279d67295849308e758225009f2c87b266fd21eca9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RG23IK76DZKZV6XGWOTNFR6KII/bundle.json","state_url":"https://pith.science/pith/RG23IK76DZKZV6XGWOTNFR6KII/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RG23IK76DZKZV6XGWOTNFR6KII/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":"2026-08-08T10:22:34Z","links":{"resolver":"https://pith.science/pith/RG23IK76DZKZV6XGWOTNFR6KII","bundle":"https://pith.science/pith/RG23IK76DZKZV6XGWOTNFR6KII/bundle.json","state":"https://pith.science/pith/RG23IK76DZKZV6XGWOTNFR6KII/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RG23IK76DZKZV6XGWOTNFR6KII/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:RG23IK76DZKZV6XGWOTNFR6KII","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":"37eab3ae6b4ef355904ab0ce8805db56ae84de93bddb44f0ebae0b36639e601f","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-04-15T15:56:26Z","title_canon_sha256":"3c9b92755af857ca87ce39f85a24023b88c15e63d4a4deebb269137debbcc0d7"},"schema_version":"1.0","source":{"id":"2504.11316","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.11316","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"arxiv_version","alias_value":"2504.11316v1","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.11316","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_12","alias_value":"RG23IK76DZKZ","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_16","alias_value":"RG23IK76DZKZV6XG","created_at":"2026-07-05T10:49:32Z"},{"alias_kind":"pith_short_8","alias_value":"RG23IK76","created_at":"2026-07-05T10:49:32Z"}],"graph_snapshots":[{"event_id":"sha256:4b3aefc45eb545b214a837279d67295849308e758225009f2c87b266fd21eca9","target":"graph","created_at":"2026-07-05T10:49:32Z","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/2504.11316/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigated the impact of a spatially varying matter potential $\\lambda$, coming from neutrino-electron forward scattering, on the emergence of fast neutrino flavor conversion (FFC) triggered by the presence of zero crossings in the angular distribution of the neutrino electron lepton number (ELN). We find that FFC can be significantly affected as the spatial variation rate of $\\lambda$ increases, and strong spatial variations can completely stabilize initially unstable systems. Using stability analysis based solely on initial conditions, we identified for the first time a critical variati","authors_text":"Meng-Ru Wu, Soumya Bhattacharyya, Zewei Xiong","cross_cats":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-04-15T15:56:26Z","title":"Role of Matter Inhomogeneity on Fast Flavor Conversion of Supernova Neutrinos"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.11316","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":"sha256:0686bea59c75b3e420e6b62237a27667d7ed3b467b5da7ff18f087148b750579","target":"record","created_at":"2026-07-05T10:49:32Z","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":"37eab3ae6b4ef355904ab0ce8805db56ae84de93bddb44f0ebae0b36639e601f","cross_cats_sorted":["astro-ph.CO","astro-ph.SR","hep-ph","nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2025-04-15T15:56:26Z","title_canon_sha256":"3c9b92755af857ca87ce39f85a24023b88c15e63d4a4deebb269137debbcc0d7"},"schema_version":"1.0","source":{"id":"2504.11316","kind":"arxiv","version":1}},"canonical_sha256":"89b5b42bfe1e559afae6b3a6d2c7ca421dc58503c183624432c4784908060100","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"89b5b42bfe1e559afae6b3a6d2c7ca421dc58503c183624432c4784908060100","first_computed_at":"2026-07-05T10:49:32.152059Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:49:32.152059Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7ihMeDoICV3ZKfEOaUJoaWKb5v8fPKzuMTpjox8l3jluNZhJc/ZNSvSuxcz4Hj77XAxkSZmA3CehHDQ+esgQCw==","signature_status":"signed_v1","signed_at":"2026-07-05T10:49:32.152617Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.11316","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0686bea59c75b3e420e6b62237a27667d7ed3b467b5da7ff18f087148b750579","sha256:4b3aefc45eb545b214a837279d67295849308e758225009f2c87b266fd21eca9"],"state_sha256":"ae8baf86ca62c76d2ed83ff568c0c33cfb39669340a137f2d42c8d725eddcc04"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IaEy+oNjx12h48g9H4400a68ywDZ0nxQr4yFSCYdp93PbnCJAqPQTfgyUbXF3KVuDGrVy7bcU8sVJ04yhb6XDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T10:22:34.847012Z","bundle_sha256":"8fcede8bfcf47df3a431ecc95442805fd20cd08bd536d9d32880cb743eee0c0e"}}