{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:ICIQM2ED4ELMOA4IG6Z7SGRFM5","short_pith_number":"pith:ICIQM2ED","canonical_record":{"source":{"id":"2606.25690","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-24T10:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"13e419e026a93817add515701d921b8bc6a20dc35e1db82898033747b8d8cdfb","abstract_canon_sha256":"05df153d899334f23d9a74b635defb119ca951e6a5238923ff30ef2e4c2a4015"},"schema_version":"1.0"},"canonical_sha256":"4091066883e116c7038837b3f91a25674540bea0dcee059deec867bb7f0f517f","source":{"kind":"arxiv","id":"2606.25690","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.25690","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"arxiv_version","alias_value":"2606.25690v1","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.25690","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_12","alias_value":"ICIQM2ED4ELM","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_16","alias_value":"ICIQM2ED4ELMOA4I","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_8","alias_value":"ICIQM2ED","created_at":"2026-06-25T01:18:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:ICIQM2ED4ELMOA4IG6Z7SGRFM5","target":"record","payload":{"canonical_record":{"source":{"id":"2606.25690","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-24T10:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"13e419e026a93817add515701d921b8bc6a20dc35e1db82898033747b8d8cdfb","abstract_canon_sha256":"05df153d899334f23d9a74b635defb119ca951e6a5238923ff30ef2e4c2a4015"},"schema_version":"1.0"},"canonical_sha256":"4091066883e116c7038837b3f91a25674540bea0dcee059deec867bb7f0f517f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-25T01:18:12.914800Z","signature_b64":"sazubWUZuihqELiYToikRT4fQUwqIR2qsKAV7OvQnzo+1v9DO/A8UAW10he4ex0C/O7KTdqMYeBz/ONSxkBGBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4091066883e116c7038837b3f91a25674540bea0dcee059deec867bb7f0f517f","last_reissued_at":"2026-06-25T01:18:12.914446Z","signature_status":"signed_v1","first_computed_at":"2026-06-25T01:18:12.914446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.25690","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":"2026-06-25T01:18:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tF8E1EUGgFeQgzSWYEkIekSaFhiOqlMoqzmUXpwgDbbgs1Jmy+ZrCt/0q2NvdKo9G7pN+fpwx7j2FMicDA2RBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T10:27:43.929630Z"},"content_sha256":"cb5e09d3140cd1d9d35b0c5840422f3afd185c8d6451653c37882b6815368db1","schema_version":"1.0","event_id":"sha256:cb5e09d3140cd1d9d35b0c5840422f3afd185c8d6451653c37882b6815368db1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:ICIQM2ED4ELMOA4IG6Z7SGRFM5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum steering in networks: Measurement-device-independent detection, continuous variables, and practical Gaussian schemes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Chung-Yun Hsieh, Huan-Yu Ku, Paolo Abiuso, Ray-Kuang Lee, Shao-Hua Hu","submitted_at":"2026-06-24T10:57:56Z","abstract_excerpt":"We consider quantum steering certification in multipartite networks, with a focus on minimal trust scenarios: all-except-one parties are untrusted and treated device-independently. We show that it is always possible to lift steering certification to the measurement-device-independent regime, in which even the (last) trusted party can treat their local hardware as a black-box, except for a set of fiduciary quantum states used as the inputs to the experiment. This holds both for finite-dimensional systems as well as for bosonic continuous-variable systems, for which we provide a full characteriz"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.25690","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/2606.25690/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":"2026-06-25T01:18:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QCLRT1kwZHF5RVP+gD+UPuwwmYcRKk/VBNZm6AeYibDqVdSw0NkgQzJFxdK4mZxmvwrvCt/ZvuKN3J6oHQCKAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T10:27:43.930017Z"},"content_sha256":"6e070fc7a20420b0ac1a986f5f25935c5b682cc71f357ce58d63d656e29a4ed7","schema_version":"1.0","event_id":"sha256:6e070fc7a20420b0ac1a986f5f25935c5b682cc71f357ce58d63d656e29a4ed7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/bundle.json","state_url":"https://pith.science/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/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":"2026-07-03T10:27:43Z","links":{"resolver":"https://pith.science/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5","bundle":"https://pith.science/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/bundle.json","state":"https://pith.science/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ICIQM2ED4ELMOA4IG6Z7SGRFM5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ICIQM2ED4ELMOA4IG6Z7SGRFM5","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":"05df153d899334f23d9a74b635defb119ca951e6a5238923ff30ef2e4c2a4015","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-24T10:57:56Z","title_canon_sha256":"13e419e026a93817add515701d921b8bc6a20dc35e1db82898033747b8d8cdfb"},"schema_version":"1.0","source":{"id":"2606.25690","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.25690","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"arxiv_version","alias_value":"2606.25690v1","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.25690","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_12","alias_value":"ICIQM2ED4ELM","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_16","alias_value":"ICIQM2ED4ELMOA4I","created_at":"2026-06-25T01:18:12Z"},{"alias_kind":"pith_short_8","alias_value":"ICIQM2ED","created_at":"2026-06-25T01:18:12Z"}],"graph_snapshots":[{"event_id":"sha256:6e070fc7a20420b0ac1a986f5f25935c5b682cc71f357ce58d63d656e29a4ed7","target":"graph","created_at":"2026-06-25T01:18:12Z","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/2606.25690/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider quantum steering certification in multipartite networks, with a focus on minimal trust scenarios: all-except-one parties are untrusted and treated device-independently. We show that it is always possible to lift steering certification to the measurement-device-independent regime, in which even the (last) trusted party can treat their local hardware as a black-box, except for a set of fiduciary quantum states used as the inputs to the experiment. This holds both for finite-dimensional systems as well as for bosonic continuous-variable systems, for which we provide a full characteriz","authors_text":"Chung-Yun Hsieh, Huan-Yu Ku, Paolo Abiuso, Ray-Kuang Lee, Shao-Hua Hu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-24T10:57:56Z","title":"Quantum steering in networks: Measurement-device-independent detection, continuous variables, and practical Gaussian schemes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.25690","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:cb5e09d3140cd1d9d35b0c5840422f3afd185c8d6451653c37882b6815368db1","target":"record","created_at":"2026-06-25T01:18:12Z","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":"05df153d899334f23d9a74b635defb119ca951e6a5238923ff30ef2e4c2a4015","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-06-24T10:57:56Z","title_canon_sha256":"13e419e026a93817add515701d921b8bc6a20dc35e1db82898033747b8d8cdfb"},"schema_version":"1.0","source":{"id":"2606.25690","kind":"arxiv","version":1}},"canonical_sha256":"4091066883e116c7038837b3f91a25674540bea0dcee059deec867bb7f0f517f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4091066883e116c7038837b3f91a25674540bea0dcee059deec867bb7f0f517f","first_computed_at":"2026-06-25T01:18:12.914446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-25T01:18:12.914446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sazubWUZuihqELiYToikRT4fQUwqIR2qsKAV7OvQnzo+1v9DO/A8UAW10he4ex0C/O7KTdqMYeBz/ONSxkBGBg==","signature_status":"signed_v1","signed_at":"2026-06-25T01:18:12.914800Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.25690","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cb5e09d3140cd1d9d35b0c5840422f3afd185c8d6451653c37882b6815368db1","sha256:6e070fc7a20420b0ac1a986f5f25935c5b682cc71f357ce58d63d656e29a4ed7"],"state_sha256":"0bb26bc069d2e35e1baf26edf8cacf547b13dc2e27b60227bfa8ec391ac9ad6c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YeH/eNYibkoFp5ElF+qCD7k7Cj4qf8lmVGOMxZybpLeUoyDJCEvRyWUt7jjU56xE0Iss2GTldbCWfCHbTS4GAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T10:27:43.932072Z","bundle_sha256":"e0c33c7c49ba91bfc25905d43bb443d7c599b387e2324c7d981b851b9f3e072c"}}