{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:SE6FA3KLZUCPB7F753ZBDLY5SO","short_pith_number":"pith:SE6FA3KL","schema_version":"1.0","canonical_sha256":"913c506d4bcd04f0fcbfeef211af1d93a4ed2edbbd9d263c019c78484e4189ac","source":{"kind":"arxiv","id":"1007.2745","version":1},"attestation_state":"computed","paper":{"title":"Heralded generation of entangled photon pairs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anton Zeilinger, Gunther Cronenberg, Philip Walther, Stefanie Barz","submitted_at":"2010-07-16T11:17:33Z","abstract_excerpt":"Entangled photons are a crucial resource for quantum communication and linear optical quantum computation. Unfortunately, the applicability of many photon-based schemes is limited due to the stochastic character of the photon sources. Therefore, a worldwide effort has focused in overcoming the limitation of probabilistic emission by generating two-photon entangled states conditioned on the detection of auxiliary photons. Here we present the first heralded generation of photon states that are maximally entangled in polarization with linear optics and standard photon detection from spontaneous p"},"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":"1007.2745","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2010-07-16T11:17:33Z","cross_cats_sorted":[],"title_canon_sha256":"15a4576b2ee70f0f45e4d98e090f1bca99eefc89d0447cdab42bc66875e227f9","abstract_canon_sha256":"78493f9c2e8821925ed8046eecfb58c237de062660f389ffeda09bad726982a5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:03:07.336138Z","signature_b64":"TETts/gC5GhY18wiPkr3uRi/NZ+X26YERVdLtzAdHr+7QKpqOJEgga0LzDVKDqF138tPintGLWc0eOC28sawAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"913c506d4bcd04f0fcbfeef211af1d93a4ed2edbbd9d263c019c78484e4189ac","last_reissued_at":"2026-05-18T04:03:07.335162Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:03:07.335162Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Heralded generation of entangled photon pairs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Anton Zeilinger, Gunther Cronenberg, Philip Walther, Stefanie Barz","submitted_at":"2010-07-16T11:17:33Z","abstract_excerpt":"Entangled photons are a crucial resource for quantum communication and linear optical quantum computation. Unfortunately, the applicability of many photon-based schemes is limited due to the stochastic character of the photon sources. Therefore, a worldwide effort has focused in overcoming the limitation of probabilistic emission by generating two-photon entangled states conditioned on the detection of auxiliary photons. Here we present the first heralded generation of photon states that are maximally entangled in polarization with linear optics and standard photon detection from spontaneous p"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.2745","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1007.2745","created_at":"2026-05-18T04:03:07.335333+00:00"},{"alias_kind":"arxiv_version","alias_value":"1007.2745v1","created_at":"2026-05-18T04:03:07.335333+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.2745","created_at":"2026-05-18T04:03:07.335333+00:00"},{"alias_kind":"pith_short_12","alias_value":"SE6FA3KLZUCP","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_16","alias_value":"SE6FA3KLZUCPB7F7","created_at":"2026-05-18T12:26:13.927090+00:00"},{"alias_kind":"pith_short_8","alias_value":"SE6FA3KL","created_at":"2026-05-18T12:26:13.927090+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/SE6FA3KLZUCPB7F753ZBDLY5SO","json":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO.json","graph_json":"https://pith.science/api/pith-number/SE6FA3KLZUCPB7F753ZBDLY5SO/graph.json","events_json":"https://pith.science/api/pith-number/SE6FA3KLZUCPB7F753ZBDLY5SO/events.json","paper":"https://pith.science/paper/SE6FA3KL"},"agent_actions":{"view_html":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO","download_json":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO.json","view_paper":"https://pith.science/paper/SE6FA3KL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1007.2745&json=true","fetch_graph":"https://pith.science/api/pith-number/SE6FA3KLZUCPB7F753ZBDLY5SO/graph.json","fetch_events":"https://pith.science/api/pith-number/SE6FA3KLZUCPB7F753ZBDLY5SO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO/action/storage_attestation","attest_author":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO/action/author_attestation","sign_citation":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO/action/citation_signature","submit_replication":"https://pith.science/pith/SE6FA3KLZUCPB7F753ZBDLY5SO/action/replication_record"}},"created_at":"2026-05-18T04:03:07.335333+00:00","updated_at":"2026-05-18T04:03:07.335333+00:00"}