{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:GE4AJ6EURRFWM6CJRFWO33K4PI","short_pith_number":"pith:GE4AJ6EU","schema_version":"1.0","canonical_sha256":"313804f8948c4b667849896ceded5c7a11924ce186c68c1ca481b7efec0c5de4","source":{"kind":"arxiv","id":"1701.03269","version":2},"attestation_state":"computed","paper":{"title":"Quantifying photonic high-dimensional entanglement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alexey Tiranov, Anthony Martin, Florian Fr\\\"owis, Marcus Huber, Nicolas Brunner, Nicolas Gisin, S\\'ebastien Designolle, Thiago Guerreiro","submitted_at":"2017-01-12T09:01:07Z","abstract_excerpt":"High-dimensional entanglement offers promising perspectives in quantum information science. In practice, however, the main challenge is to devise efficient methods to characterize high-dimensional entanglement, based on the available experimental data which is usually rather limited. Here we report the characterization and certification of high-dimensional entanglement in photon pairs, encoded in temporal modes. Building upon recently developed theoretical methods, we certify an entanglement of formation of 2.09(7) ebits in a time-bin implementation, and 4.1(1) ebits in an energy-time implemen"},"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":"1701.03269","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-01-12T09:01:07Z","cross_cats_sorted":[],"title_canon_sha256":"a33082fe9729574434c1012131e8355257392aceabc704c0dff894a05cbeac03","abstract_canon_sha256":"051856f8d1dc25651e09f75706df4b7e21a150346903aad32fc50ded9ab69887"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:15.394425Z","signature_b64":"RG1xayPQ5VqgU2aTnJgYsmG3kFz8dXjLbuqUQjtq+7IH1heKq3fVeysFUGrdpPfpDLa+FdM5rbaqQgduS6dIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"313804f8948c4b667849896ceded5c7a11924ce186c68c1ca481b7efec0c5de4","last_reissued_at":"2026-05-18T00:48:15.393755Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:15.393755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantifying photonic high-dimensional entanglement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alexey Tiranov, Anthony Martin, Florian Fr\\\"owis, Marcus Huber, Nicolas Brunner, Nicolas Gisin, S\\'ebastien Designolle, Thiago Guerreiro","submitted_at":"2017-01-12T09:01:07Z","abstract_excerpt":"High-dimensional entanglement offers promising perspectives in quantum information science. In practice, however, the main challenge is to devise efficient methods to characterize high-dimensional entanglement, based on the available experimental data which is usually rather limited. Here we report the characterization and certification of high-dimensional entanglement in photon pairs, encoded in temporal modes. Building upon recently developed theoretical methods, we certify an entanglement of formation of 2.09(7) ebits in a time-bin implementation, and 4.1(1) ebits in an energy-time implemen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.03269","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":"1701.03269","created_at":"2026-05-18T00:48:15.393858+00:00"},{"alias_kind":"arxiv_version","alias_value":"1701.03269v2","created_at":"2026-05-18T00:48:15.393858+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.03269","created_at":"2026-05-18T00:48:15.393858+00:00"},{"alias_kind":"pith_short_12","alias_value":"GE4AJ6EURRFW","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_16","alias_value":"GE4AJ6EURRFWM6CJ","created_at":"2026-05-18T12:31:15.632608+00:00"},{"alias_kind":"pith_short_8","alias_value":"GE4AJ6EU","created_at":"2026-05-18T12:31:15.632608+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1906.10929","citing_title":"Entanglement Certification $-$ From Theory to Experiment","ref_index":132,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI","json":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI.json","graph_json":"https://pith.science/api/pith-number/GE4AJ6EURRFWM6CJRFWO33K4PI/graph.json","events_json":"https://pith.science/api/pith-number/GE4AJ6EURRFWM6CJRFWO33K4PI/events.json","paper":"https://pith.science/paper/GE4AJ6EU"},"agent_actions":{"view_html":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI","download_json":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI.json","view_paper":"https://pith.science/paper/GE4AJ6EU","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1701.03269&json=true","fetch_graph":"https://pith.science/api/pith-number/GE4AJ6EURRFWM6CJRFWO33K4PI/graph.json","fetch_events":"https://pith.science/api/pith-number/GE4AJ6EURRFWM6CJRFWO33K4PI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI/action/storage_attestation","attest_author":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI/action/author_attestation","sign_citation":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI/action/citation_signature","submit_replication":"https://pith.science/pith/GE4AJ6EURRFWM6CJRFWO33K4PI/action/replication_record"}},"created_at":"2026-05-18T00:48:15.393858+00:00","updated_at":"2026-05-18T00:48:15.393858+00:00"}