{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:FQBHXK5KHBOCXMOWXHAZMSQKUD","short_pith_number":"pith:FQBHXK5K","canonical_record":{"source":{"id":"1411.2315","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-10T03:40:05Z","cross_cats_sorted":["cs.CC"],"title_canon_sha256":"2bc3bf35256b8f44c4cafe54d1c5b97a4c67da91b378ab68a52951c18bf01d38","abstract_canon_sha256":"edb7a61c5a9ddd02f90365ace50f4da84c18c7b1c4285aba5dc55af35bc48ee6"},"schema_version":"1.0"},"canonical_sha256":"2c027babaa385c2bb1d6b9c1964a0aa0cb62e151b844cedbbd08519ec2578f41","source":{"kind":"arxiv","id":"1411.2315","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2315","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2315v1","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2315","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"pith_short_12","alias_value":"FQBHXK5KHBOC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FQBHXK5KHBOCXMOW","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FQBHXK5K","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:FQBHXK5KHBOCXMOWXHAZMSQKUD","target":"record","payload":{"canonical_record":{"source":{"id":"1411.2315","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-10T03:40:05Z","cross_cats_sorted":["cs.CC"],"title_canon_sha256":"2bc3bf35256b8f44c4cafe54d1c5b97a4c67da91b378ab68a52951c18bf01d38","abstract_canon_sha256":"edb7a61c5a9ddd02f90365ace50f4da84c18c7b1c4285aba5dc55af35bc48ee6"},"schema_version":"1.0"},"canonical_sha256":"2c027babaa385c2bb1d6b9c1964a0aa0cb62e151b844cedbbd08519ec2578f41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:38:07.859350Z","signature_b64":"E4FuV0x/lcDtM/7TvKPzLup+dsrxzseXO9AJvyY+8fZZ1pQNAwgAtQ41e7NNiDEm4Fghy1+rQOC/lYVZs7p0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c027babaa385c2bb1d6b9c1964a0aa0cb62e151b844cedbbd08519ec2578f41","last_reissued_at":"2026-05-18T02:38:07.858744Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:38:07.858744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1411.2315","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":"2026-05-18T02:38:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H3aGAXFlzaqfzg4x2lt4OiNIp+lFTTbvqWP+uE7dyofns7UFRo8bixCEpYDA+3/DpJJ1zOtvyw8usMKzt3f3Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:40:52.014031Z"},"content_sha256":"493196aa1fb17c66ab3875d7f046980e20bbb75ebc5f8ef9703bf952f90170c9","schema_version":"1.0","event_id":"sha256:493196aa1fb17c66ab3875d7f046980e20bbb75ebc5f8ef9703bf952f90170c9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:FQBHXK5KHBOCXMOWXHAZMSQKUD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-Source Randomness Extractors Against Quantum Side Information, and their Applications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CC"],"primary_cat":"quant-ph","authors_text":"Kai-Min Chung, Xiaodi Wu, Xin Li","submitted_at":"2014-11-10T03:40:05Z","abstract_excerpt":"We study the problem of constructing multi-source extractors in the quantum setting, which extract almost uniform random bits against quantum side information collected from several initially independent classical random sources. This is a natural generalization of seeded randomness extraction against quantum side information and classical independent source extraction. With new challenges such as potential entanglement in the side information, it is not a prior clear under what conditions do quantum multi-source extractors exist; the only previous work is [KK12], where the classical inner-pro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2315","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":"2026-05-18T02:38:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lu7PKJ2Qn1N7DCNmd6wy2m6oX1pS5x+h3wj5iFbluYinlrPHDJUGCMZayWweGNG7iHTwmBaoKEvCsssxxRzRAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:40:52.014737Z"},"content_sha256":"ea8fd4942c5238972a259da23595d3d9510dd0f239599ee7a7a927dc4421f358","schema_version":"1.0","event_id":"sha256:ea8fd4942c5238972a259da23595d3d9510dd0f239599ee7a7a927dc4421f358"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/bundle.json","state_url":"https://pith.science/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/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":"2026-05-25T12:40:52Z","links":{"resolver":"https://pith.science/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD","bundle":"https://pith.science/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/bundle.json","state":"https://pith.science/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FQBHXK5KHBOCXMOWXHAZMSQKUD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:FQBHXK5KHBOCXMOWXHAZMSQKUD","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":"edb7a61c5a9ddd02f90365ace50f4da84c18c7b1c4285aba5dc55af35bc48ee6","cross_cats_sorted":["cs.CC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-10T03:40:05Z","title_canon_sha256":"2bc3bf35256b8f44c4cafe54d1c5b97a4c67da91b378ab68a52951c18bf01d38"},"schema_version":"1.0","source":{"id":"1411.2315","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1411.2315","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"arxiv_version","alias_value":"1411.2315v1","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2315","created_at":"2026-05-18T02:38:07Z"},{"alias_kind":"pith_short_12","alias_value":"FQBHXK5KHBOC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FQBHXK5KHBOCXMOW","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FQBHXK5K","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:ea8fd4942c5238972a259da23595d3d9510dd0f239599ee7a7a927dc4421f358","target":"graph","created_at":"2026-05-18T02:38:07Z","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 study the problem of constructing multi-source extractors in the quantum setting, which extract almost uniform random bits against quantum side information collected from several initially independent classical random sources. This is a natural generalization of seeded randomness extraction against quantum side information and classical independent source extraction. With new challenges such as potential entanglement in the side information, it is not a prior clear under what conditions do quantum multi-source extractors exist; the only previous work is [KK12], where the classical inner-pro","authors_text":"Kai-Min Chung, Xiaodi Wu, Xin Li","cross_cats":["cs.CC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-10T03:40:05Z","title":"Multi-Source Randomness Extractors Against Quantum Side Information, and their Applications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2315","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":"sha256:493196aa1fb17c66ab3875d7f046980e20bbb75ebc5f8ef9703bf952f90170c9","target":"record","created_at":"2026-05-18T02:38:07Z","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":"edb7a61c5a9ddd02f90365ace50f4da84c18c7b1c4285aba5dc55af35bc48ee6","cross_cats_sorted":["cs.CC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-11-10T03:40:05Z","title_canon_sha256":"2bc3bf35256b8f44c4cafe54d1c5b97a4c67da91b378ab68a52951c18bf01d38"},"schema_version":"1.0","source":{"id":"1411.2315","kind":"arxiv","version":1}},"canonical_sha256":"2c027babaa385c2bb1d6b9c1964a0aa0cb62e151b844cedbbd08519ec2578f41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c027babaa385c2bb1d6b9c1964a0aa0cb62e151b844cedbbd08519ec2578f41","first_computed_at":"2026-05-18T02:38:07.858744Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:38:07.858744Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"E4FuV0x/lcDtM/7TvKPzLup+dsrxzseXO9AJvyY+8fZZ1pQNAwgAtQ41e7NNiDEm4Fghy1+rQOC/lYVZs7p0AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:38:07.859350Z","signed_message":"canonical_sha256_bytes"},"source_id":"1411.2315","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:493196aa1fb17c66ab3875d7f046980e20bbb75ebc5f8ef9703bf952f90170c9","sha256:ea8fd4942c5238972a259da23595d3d9510dd0f239599ee7a7a927dc4421f358"],"state_sha256":"3251e63fd3a832b600bef47ff9e4b2455a2c4e7972b9ac79e3f8198cae3c02ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mCT+e/sLHPA5WDuGk/QKMAXeRtJIffE0ahKpe1Mnd1O4WMtBO+5lNlPdxTs3Wl08kTTiwpyRr4JeIBW0GkFBAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T12:40:52.017241Z","bundle_sha256":"33d701055427df0087afef30ee3d4ae379df4c2d34dddea4222fe8d8bbde1b53"}}