{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:XRBHRB7QRNXR27VA25G5VDTLO5","short_pith_number":"pith:XRBHRB7Q","schema_version":"1.0","canonical_sha256":"bc427887f08b6f1d7ea0d74dda8e6b77527680b4ea3994e21aaa242da190dacb","source":{"kind":"arxiv","id":"1107.5557","version":1},"attestation_state":"computed","paper":{"title":"On-chip, photon-number-resolving, telecom-band detectors for scalable photonic information processing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Adriana E. Lita, Anna E. Fox, Ant\\'ia Lamas Linares, Benjamin J. Metcalf, Brice Calkins, Ian A. Walmsley, James C. Gates, Justin B. Spring, Nathan A. Tomlin, Nathan K. Langford, Nicholas Thomas-Peter, Peter G. R. Smith, Richard P. Mirin, Sae Woo Nam, Thomas Gerrits","submitted_at":"2011-07-27T18:38:02Z","abstract_excerpt":"Integration is currently the only feasible route towards scalable photonic quantum processing devices that are sufficiently complex to be genuinely useful in computing, metrology, and simulation. Embedded on-chip detection will be critical to such devices. We demonstrate an integrated photon-number resolving detector, operating in the telecom band at 1550 nm, employing an evanescently coupled design that allows it to be placed at arbitrary locations within a planar circuit. Up to 5 photons are resolved in the guided optical mode via absorption from the evanescent field into a tungsten transiti"},"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":"1107.5557","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-07-27T18:38:02Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"b96960463aae0f84ba9dfe461a7e42e269266ea489a5f8a3609b8df65713ea0d","abstract_canon_sha256":"b4f366054b58777b550be382a893eddb411954129f03419ec943b7c292c232ff"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:06:56.677147Z","signature_b64":"YMkHFqjGXNg7aOdGQbSIwtaBQ11jaNXwHAMsooFAJbzj0neEN1iTfBJmIWMHL1w1SaDCzBxRL6kJVD7pLA1uCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bc427887f08b6f1d7ea0d74dda8e6b77527680b4ea3994e21aaa242da190dacb","last_reissued_at":"2026-05-18T04:06:56.676568Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:06:56.676568Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On-chip, photon-number-resolving, telecom-band detectors for scalable photonic information processing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"quant-ph","authors_text":"Adriana E. Lita, Anna E. Fox, Ant\\'ia Lamas Linares, Benjamin J. Metcalf, Brice Calkins, Ian A. Walmsley, James C. Gates, Justin B. Spring, Nathan A. Tomlin, Nathan K. Langford, Nicholas Thomas-Peter, Peter G. R. Smith, Richard P. Mirin, Sae Woo Nam, Thomas Gerrits","submitted_at":"2011-07-27T18:38:02Z","abstract_excerpt":"Integration is currently the only feasible route towards scalable photonic quantum processing devices that are sufficiently complex to be genuinely useful in computing, metrology, and simulation. Embedded on-chip detection will be critical to such devices. We demonstrate an integrated photon-number resolving detector, operating in the telecom band at 1550 nm, employing an evanescently coupled design that allows it to be placed at arbitrary locations within a planar circuit. Up to 5 photons are resolved in the guided optical mode via absorption from the evanescent field into a tungsten transiti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.5557","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":"1107.5557","created_at":"2026-05-18T04:06:56.676662+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.5557v1","created_at":"2026-05-18T04:06:56.676662+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.5557","created_at":"2026-05-18T04:06:56.676662+00:00"},{"alias_kind":"pith_short_12","alias_value":"XRBHRB7QRNXR","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_16","alias_value":"XRBHRB7QRNXR27VA","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_8","alias_value":"XRBHRB7Q","created_at":"2026-05-18T12:26:47.523578+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/XRBHRB7QRNXR27VA25G5VDTLO5","json":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5.json","graph_json":"https://pith.science/api/pith-number/XRBHRB7QRNXR27VA25G5VDTLO5/graph.json","events_json":"https://pith.science/api/pith-number/XRBHRB7QRNXR27VA25G5VDTLO5/events.json","paper":"https://pith.science/paper/XRBHRB7Q"},"agent_actions":{"view_html":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5","download_json":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5.json","view_paper":"https://pith.science/paper/XRBHRB7Q","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.5557&json=true","fetch_graph":"https://pith.science/api/pith-number/XRBHRB7QRNXR27VA25G5VDTLO5/graph.json","fetch_events":"https://pith.science/api/pith-number/XRBHRB7QRNXR27VA25G5VDTLO5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5/action/storage_attestation","attest_author":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5/action/author_attestation","sign_citation":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5/action/citation_signature","submit_replication":"https://pith.science/pith/XRBHRB7QRNXR27VA25G5VDTLO5/action/replication_record"}},"created_at":"2026-05-18T04:06:56.676662+00:00","updated_at":"2026-05-18T04:06:56.676662+00:00"}