{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:6ZO77AFP3VDPCWAGAEMV7ABCCT","short_pith_number":"pith:6ZO77AFP","canonical_record":{"source":{"id":"2204.12500","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-04-26T18:00:00Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"94188553bd2bfa0b9923eb861746821eb6a5c508994ce748ee8deac1cd316b88","abstract_canon_sha256":"90bbb95e8a07cad53c13278516c163861ae432b17a1f4f19bb69f337b3161261"},"schema_version":"1.0"},"canonical_sha256":"f65dff80afdd46f1580601195f802214e61fa081d717f7406ee3086e433ebf33","source":{"kind":"arxiv","id":"2204.12500","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.12500","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"arxiv_version","alias_value":"2204.12500v2","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.12500","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_12","alias_value":"6ZO77AFP3VDP","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_16","alias_value":"6ZO77AFP3VDPCWAG","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_8","alias_value":"6ZO77AFP","created_at":"2026-07-05T05:03:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:6ZO77AFP3VDPCWAGAEMV7ABCCT","target":"record","payload":{"canonical_record":{"source":{"id":"2204.12500","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-04-26T18:00:00Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"94188553bd2bfa0b9923eb861746821eb6a5c508994ce748ee8deac1cd316b88","abstract_canon_sha256":"90bbb95e8a07cad53c13278516c163861ae432b17a1f4f19bb69f337b3161261"},"schema_version":"1.0"},"canonical_sha256":"f65dff80afdd46f1580601195f802214e61fa081d717f7406ee3086e433ebf33","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:03:50.874207Z","signature_b64":"pM61vneBwqlOGwGlOQR0XaniWeeToIKHjx6Ewv4d3u3gttp8r0V2RjE3sSRKYJPhOMwLRqSkFmjIdjYphM7pDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f65dff80afdd46f1580601195f802214e61fa081d717f7406ee3086e433ebf33","last_reissued_at":"2026-07-05T05:03:50.873789Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:03:50.873789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2204.12500","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":"2026-07-05T05:03:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fc8xKo/wlKYh5u2tSbBPcMK+MoT1bPtRwyHFF22owuogGrqmXXuXjtGx2XONEUAwMAI2flei9NEKts/kMNAXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:47:49.808724Z"},"content_sha256":"30fda5436c35fa307b071f6f191115ef367e5cd36e99330ac5834d4c7bba153b","schema_version":"1.0","event_id":"sha256:30fda5436c35fa307b071f6f191115ef367e5cd36e99330ac5834d4c7bba153b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:6ZO77AFP3VDPCWAGAEMV7ABCCT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum Simulations of Dark Sector Showers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"hep-ph","authors_text":"Masahito Yamazaki, So Chigusa","submitted_at":"2022-04-26T18:00:00Z","abstract_excerpt":"We consider dark sector scenarios where dark matter is accompanied by a dark photon and multiple-flavor dark fermions charged under the dark gauge group. We study quantum interference effects in dark sector jets, where multiple dark photons are emitted from high-energy dark fermions. We perform fully quantum simulations of dark sector showers and compare the results against those of the classical Monte-Carlo simulations. We find important differences in probability distributions of dark photon countings between quantum and classical computations. When the number of dark-fermion flavors is larg"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.12500","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2204.12500/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":"2026-07-05T05:03:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EUP8ctNA5SxfiGjDChLi6anlqrWPkXnpmM5C0ndoL4sXl+D3T2UH4htvlsqBNzpgxQxO9blx03mGsWSsfXZPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T23:47:49.809622Z"},"content_sha256":"124c66c38fe4c3a0c996f4aee2eecdc622c7e62255aad2dcec4007c06f4fda63","schema_version":"1.0","event_id":"sha256:124c66c38fe4c3a0c996f4aee2eecdc622c7e62255aad2dcec4007c06f4fda63"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/bundle.json","state_url":"https://pith.science/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/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":"2026-08-16T23:47:49Z","links":{"resolver":"https://pith.science/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT","bundle":"https://pith.science/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/bundle.json","state":"https://pith.science/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6ZO77AFP3VDPCWAGAEMV7ABCCT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:6ZO77AFP3VDPCWAGAEMV7ABCCT","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":"90bbb95e8a07cad53c13278516c163861ae432b17a1f4f19bb69f337b3161261","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-04-26T18:00:00Z","title_canon_sha256":"94188553bd2bfa0b9923eb861746821eb6a5c508994ce748ee8deac1cd316b88"},"schema_version":"1.0","source":{"id":"2204.12500","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2204.12500","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"arxiv_version","alias_value":"2204.12500v2","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.12500","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_12","alias_value":"6ZO77AFP3VDP","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_16","alias_value":"6ZO77AFP3VDPCWAG","created_at":"2026-07-05T05:03:50Z"},{"alias_kind":"pith_short_8","alias_value":"6ZO77AFP","created_at":"2026-07-05T05:03:50Z"}],"graph_snapshots":[{"event_id":"sha256:124c66c38fe4c3a0c996f4aee2eecdc622c7e62255aad2dcec4007c06f4fda63","target":"graph","created_at":"2026-07-05T05:03:50Z","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/2204.12500/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider dark sector scenarios where dark matter is accompanied by a dark photon and multiple-flavor dark fermions charged under the dark gauge group. We study quantum interference effects in dark sector jets, where multiple dark photons are emitted from high-energy dark fermions. We perform fully quantum simulations of dark sector showers and compare the results against those of the classical Monte-Carlo simulations. We find important differences in probability distributions of dark photon countings between quantum and classical computations. When the number of dark-fermion flavors is larg","authors_text":"Masahito Yamazaki, So Chigusa","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-04-26T18:00:00Z","title":"Quantum Simulations of Dark Sector Showers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.12500","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":"sha256:30fda5436c35fa307b071f6f191115ef367e5cd36e99330ac5834d4c7bba153b","target":"record","created_at":"2026-07-05T05:03:50Z","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":"90bbb95e8a07cad53c13278516c163861ae432b17a1f4f19bb69f337b3161261","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2022-04-26T18:00:00Z","title_canon_sha256":"94188553bd2bfa0b9923eb861746821eb6a5c508994ce748ee8deac1cd316b88"},"schema_version":"1.0","source":{"id":"2204.12500","kind":"arxiv","version":2}},"canonical_sha256":"f65dff80afdd46f1580601195f802214e61fa081d717f7406ee3086e433ebf33","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f65dff80afdd46f1580601195f802214e61fa081d717f7406ee3086e433ebf33","first_computed_at":"2026-07-05T05:03:50.873789Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:03:50.873789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pM61vneBwqlOGwGlOQR0XaniWeeToIKHjx6Ewv4d3u3gttp8r0V2RjE3sSRKYJPhOMwLRqSkFmjIdjYphM7pDw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:03:50.874207Z","signed_message":"canonical_sha256_bytes"},"source_id":"2204.12500","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30fda5436c35fa307b071f6f191115ef367e5cd36e99330ac5834d4c7bba153b","sha256:124c66c38fe4c3a0c996f4aee2eecdc622c7e62255aad2dcec4007c06f4fda63"],"state_sha256":"ec98bad00c5bab0aa78f0871174fa71fdc033e23dd23f3b9db2a8b11b304a063"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jPdm1uPdF2C2yEGdIhIpdwi/kCOCe1d6lhVPz/VJLdQOR3zeIfvGvSK61+ev+8fR9Vn9m3rFElhyXFD0rXyYCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T23:47:49.818509Z","bundle_sha256":"605f977a8f646972aec5126a28f81e9efd4e59a39d23d50293bb460fd65c2535"}}