{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:7HX6CM7OYZ3PYCMMK3MRCYDJUV","short_pith_number":"pith:7HX6CM7O","canonical_record":{"source":{"id":"2605.20222","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2026-05-13T05:04:09Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"d55604f4e4657d067ea1335a992c98b7be60cc801ba59110719ded7bcbe15b5f","abstract_canon_sha256":"04aa88f349c91380c7e46bedf0f7afaeaf86a059597a62ab80c92ff55e20838f"},"schema_version":"1.0"},"canonical_sha256":"f9efe133eec676fc098c56d9116069a57f9c5b7dd21f13f894ccf8002087194b","source":{"kind":"arxiv","id":"2605.20222","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.20222","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"arxiv_version","alias_value":"2605.20222v1","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20222","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_12","alias_value":"7HX6CM7OYZ3P","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_16","alias_value":"7HX6CM7OYZ3PYCMM","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_8","alias_value":"7HX6CM7O","created_at":"2026-05-21T00:04:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:7HX6CM7OYZ3PYCMMK3MRCYDJUV","target":"record","payload":{"canonical_record":{"source":{"id":"2605.20222","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2026-05-13T05:04:09Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"d55604f4e4657d067ea1335a992c98b7be60cc801ba59110719ded7bcbe15b5f","abstract_canon_sha256":"04aa88f349c91380c7e46bedf0f7afaeaf86a059597a62ab80c92ff55e20838f"},"schema_version":"1.0"},"canonical_sha256":"f9efe133eec676fc098c56d9116069a57f9c5b7dd21f13f894ccf8002087194b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T00:04:21.640768Z","signature_b64":"uvUgv8PowHSzWQCrrVErOFGcpuK9KQZo58qSqYnwHEdjKz39/JY2GRIwR5OF/n7uOxXO3JF0Uc7aDszE/FBvAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f9efe133eec676fc098c56d9116069a57f9c5b7dd21f13f894ccf8002087194b","last_reissued_at":"2026-05-21T00:04:21.639944Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T00:04:21.639944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.20222","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":"2026-05-21T00:04:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hKCQE4Gark2Q7qjyXKdz/gZiIbwahXRhI5+sxxsGWnNcFD5NvB0rmY8wDZgNRi9x+o3oaYdVXztSvLepniRQBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T02:02:13.209366Z"},"content_sha256":"c2d70a809e99b1a6f63cf69bf6e3f1644dc9225cbd289a0a3af97902c64833c2","schema_version":"1.0","event_id":"sha256:c2d70a809e99b1a6f63cf69bf6e3f1644dc9225cbd289a0a3af97902c64833c2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:7HX6CM7OYZ3PYCMMK3MRCYDJUV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum End-to-End Learning for Contextual Combinatorial Optimization","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"quant-ph","authors_text":"Changhyun Kwon, Jaehwan Lee","submitted_at":"2026-05-13T05:04:09Z","abstract_excerpt":"Contextual combinatorial optimization (CCO) plays a critical role in decision-making under uncertainty, yet remains a significant challenge. We present Quantum End-to-End Learning (QEL), the first quantum computing-based end-to-end learning framework for CCO that leverages Quantum Approximate Optimization Algorithms. Inspired by the integration of state preparation and evolution in data re-uploading, we propose a context re-uploading phase-separator that jointly captures the complex relations among contexts, uncertain coefficients, and optimal solutions. This allows a contextual encoder to be "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20222","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/2605.20222/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":"2026-05-21T00:04:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"op5VuKIb6ERYrU1fkEw3r0HKKetmD+3lbGx0cCOuNju22j+dblomgcC0bD5OTJxXe8/CvKvdnRlMngo8ML2UBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T02:02:13.209751Z"},"content_sha256":"b95a5b7845d2d92048c5da335445914d6e3fa2faf40570b0feccc636add4695c","schema_version":"1.0","event_id":"sha256:b95a5b7845d2d92048c5da335445914d6e3fa2faf40570b0feccc636add4695c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/bundle.json","state_url":"https://pith.science/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/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":"2026-05-23T02:02:13Z","links":{"resolver":"https://pith.science/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV","bundle":"https://pith.science/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/bundle.json","state":"https://pith.science/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7HX6CM7OYZ3PYCMMK3MRCYDJUV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:7HX6CM7OYZ3PYCMMK3MRCYDJUV","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":"04aa88f349c91380c7e46bedf0f7afaeaf86a059597a62ab80c92ff55e20838f","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2026-05-13T05:04:09Z","title_canon_sha256":"d55604f4e4657d067ea1335a992c98b7be60cc801ba59110719ded7bcbe15b5f"},"schema_version":"1.0","source":{"id":"2605.20222","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.20222","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"arxiv_version","alias_value":"2605.20222v1","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20222","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_12","alias_value":"7HX6CM7OYZ3P","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_16","alias_value":"7HX6CM7OYZ3PYCMM","created_at":"2026-05-21T00:04:21Z"},{"alias_kind":"pith_short_8","alias_value":"7HX6CM7O","created_at":"2026-05-21T00:04:21Z"}],"graph_snapshots":[{"event_id":"sha256:b95a5b7845d2d92048c5da335445914d6e3fa2faf40570b0feccc636add4695c","target":"graph","created_at":"2026-05-21T00:04:21Z","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/2605.20222/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Contextual combinatorial optimization (CCO) plays a critical role in decision-making under uncertainty, yet remains a significant challenge. We present Quantum End-to-End Learning (QEL), the first quantum computing-based end-to-end learning framework for CCO that leverages Quantum Approximate Optimization Algorithms. Inspired by the integration of state preparation and evolution in data re-uploading, we propose a context re-uploading phase-separator that jointly captures the complex relations among contexts, uncertain coefficients, and optimal solutions. This allows a contextual encoder to be ","authors_text":"Changhyun Kwon, Jaehwan Lee","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2026-05-13T05:04:09Z","title":"Quantum End-to-End Learning for Contextual Combinatorial Optimization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20222","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:c2d70a809e99b1a6f63cf69bf6e3f1644dc9225cbd289a0a3af97902c64833c2","target":"record","created_at":"2026-05-21T00:04:21Z","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":"04aa88f349c91380c7e46bedf0f7afaeaf86a059597a62ab80c92ff55e20838f","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"quant-ph","submitted_at":"2026-05-13T05:04:09Z","title_canon_sha256":"d55604f4e4657d067ea1335a992c98b7be60cc801ba59110719ded7bcbe15b5f"},"schema_version":"1.0","source":{"id":"2605.20222","kind":"arxiv","version":1}},"canonical_sha256":"f9efe133eec676fc098c56d9116069a57f9c5b7dd21f13f894ccf8002087194b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9efe133eec676fc098c56d9116069a57f9c5b7dd21f13f894ccf8002087194b","first_computed_at":"2026-05-21T00:04:21.639944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T00:04:21.639944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uvUgv8PowHSzWQCrrVErOFGcpuK9KQZo58qSqYnwHEdjKz39/JY2GRIwR5OF/n7uOxXO3JF0Uc7aDszE/FBvAw==","signature_status":"signed_v1","signed_at":"2026-05-21T00:04:21.640768Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.20222","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c2d70a809e99b1a6f63cf69bf6e3f1644dc9225cbd289a0a3af97902c64833c2","sha256:b95a5b7845d2d92048c5da335445914d6e3fa2faf40570b0feccc636add4695c"],"state_sha256":"c21ea4d3092bd7657d42c81215e2b95c12779d21c13de5160a1791dfb8687607"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HsMjMzCKZ41gtpE7TMI/SCIeK+SSPRGwZYf3ClDjEk7P+Ykxhv6WEBEHF9kp8GpyZqrTaEoS83Tx4pH/YAp4BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T02:02:13.212091Z","bundle_sha256":"42fd0487c38a566cafe667da6d9a8bbd41bf3109ae480fc603620eb9f6ea8f7d"}}