{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:VFQCV6UKAAYZ7BVPJKNFCBSD5S","short_pith_number":"pith:VFQCV6UK","schema_version":"1.0","canonical_sha256":"a9602afa8a00319f86af4a9a510643ec94a917561a46bbd7c04d225cfd8b22d4","source":{"kind":"arxiv","id":"1712.06603","version":2},"attestation_state":"computed","paper":{"title":"Channel Simulation in Quantum Metrology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","physics.optics"],"primary_cat":"quant-ph","authors_text":"Cosmo Lupo, Gaetana Spedalieri, Riccardo Laurenza, Samuel L. Braunstein, Stefano Pirandola","submitted_at":"2017-12-18T19:00:02Z","abstract_excerpt":"In this review we discuss how channel simulation can be used to simplify the most general protocols of quantum parameter estimation, where unlimited entanglement and adaptive joint operations may be employed. Whenever the unknown parameter encoded in a quantum channel is completely transferred in an environmental program state simulating the channel, the optimal adaptive estimation cannot beat the standard quantum limit. In this setting, we elucidate the crucial role of quantum teleportation as a primitive operation which allows one to completely reduce adaptive protocols over suitable telepor"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1712.06603","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-12-18T19:00:02Z","cross_cats_sorted":["cond-mat.other","physics.optics"],"title_canon_sha256":"01256aa0693c81cbec037f96ca02111f6d1f93eca8c1f4d27e2d0095fc798f5c","abstract_canon_sha256":"bcb11dcd54951a1fc6bd2b4fb126ead3e41677ac581979b9d33939bb3faefe0e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:25.426855Z","signature_b64":"o/S3e7jR/IhL4sKC4cIam3S8Gtqf4VahrU7JnaJUuLUNgT+YgEN0uWiNNe+aA8UOPWYWUSKmEDn6fssFIrLvDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9602afa8a00319f86af4a9a510643ec94a917561a46bbd7c04d225cfd8b22d4","last_reissued_at":"2026-05-18T00:18:25.426391Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:25.426391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Channel Simulation in Quantum Metrology","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","physics.optics"],"primary_cat":"quant-ph","authors_text":"Cosmo Lupo, Gaetana Spedalieri, Riccardo Laurenza, Samuel L. Braunstein, Stefano Pirandola","submitted_at":"2017-12-18T19:00:02Z","abstract_excerpt":"In this review we discuss how channel simulation can be used to simplify the most general protocols of quantum parameter estimation, where unlimited entanglement and adaptive joint operations may be employed. Whenever the unknown parameter encoded in a quantum channel is completely transferred in an environmental program state simulating the channel, the optimal adaptive estimation cannot beat the standard quantum limit. In this setting, we elucidate the crucial role of quantum teleportation as a primitive operation which allows one to completely reduce adaptive protocols over suitable telepor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.06603","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1712.06603","created_at":"2026-05-18T00:18:25.426453+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.06603v2","created_at":"2026-05-18T00:18:25.426453+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.06603","created_at":"2026-05-18T00:18:25.426453+00:00"},{"alias_kind":"pith_short_12","alias_value":"VFQCV6UKAAYZ","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_16","alias_value":"VFQCV6UKAAYZ7BVP","created_at":"2026-05-18T12:31:49.984773+00:00"},{"alias_kind":"pith_short_8","alias_value":"VFQCV6UK","created_at":"2026-05-18T12:31:49.984773+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S","json":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S.json","graph_json":"https://pith.science/api/pith-number/VFQCV6UKAAYZ7BVPJKNFCBSD5S/graph.json","events_json":"https://pith.science/api/pith-number/VFQCV6UKAAYZ7BVPJKNFCBSD5S/events.json","paper":"https://pith.science/paper/VFQCV6UK"},"agent_actions":{"view_html":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S","download_json":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S.json","view_paper":"https://pith.science/paper/VFQCV6UK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.06603&json=true","fetch_graph":"https://pith.science/api/pith-number/VFQCV6UKAAYZ7BVPJKNFCBSD5S/graph.json","fetch_events":"https://pith.science/api/pith-number/VFQCV6UKAAYZ7BVPJKNFCBSD5S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S/action/storage_attestation","attest_author":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S/action/author_attestation","sign_citation":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S/action/citation_signature","submit_replication":"https://pith.science/pith/VFQCV6UKAAYZ7BVPJKNFCBSD5S/action/replication_record"}},"created_at":"2026-05-18T00:18:25.426453+00:00","updated_at":"2026-05-18T00:18:25.426453+00:00"}