{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:G7LILBNK57T7PW7VNZYV3PB72L","short_pith_number":"pith:G7LILBNK","canonical_record":{"source":{"id":"1507.00074","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-01T00:13:21Z","cross_cats_sorted":[],"title_canon_sha256":"54483181b6358113be8a757bac8b6dfa2b058be318fe52eb47d39ff3ad30e268","abstract_canon_sha256":"d99b357e6ab2eb72ee20d050387168e92cdbf9e692879ab5b344ededd18af150"},"schema_version":"1.0"},"canonical_sha256":"37d68585aaefe7f7dbf56e715dbc3fd2dec274e22f41878a87ab81520a2fe531","source":{"kind":"arxiv","id":"1507.00074","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.00074","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"arxiv_version","alias_value":"1507.00074v1","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.00074","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"pith_short_12","alias_value":"G7LILBNK57T7","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"G7LILBNK57T7PW7V","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"G7LILBNK","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:G7LILBNK57T7PW7VNZYV3PB72L","target":"record","payload":{"canonical_record":{"source":{"id":"1507.00074","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-01T00:13:21Z","cross_cats_sorted":[],"title_canon_sha256":"54483181b6358113be8a757bac8b6dfa2b058be318fe52eb47d39ff3ad30e268","abstract_canon_sha256":"d99b357e6ab2eb72ee20d050387168e92cdbf9e692879ab5b344ededd18af150"},"schema_version":"1.0"},"canonical_sha256":"37d68585aaefe7f7dbf56e715dbc3fd2dec274e22f41878a87ab81520a2fe531","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:37:30.676526Z","signature_b64":"BQiQZgd21LOgbcVz22LzmthcykwvU7qYDSICbdoSZxK0f2zvfVhUgTjQYJG6sX/eOMIP+heCNxLZuUqGLYRkCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"37d68585aaefe7f7dbf56e715dbc3fd2dec274e22f41878a87ab81520a2fe531","last_reissued_at":"2026-05-18T01:37:30.675822Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:37:30.675822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.00074","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":"2026-05-18T01:37:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tW3DcIiKHR5GLQPcz9DjToXEZ91dt0GE9DmXrMCa7N4S6yYtZrOaMSkq5141Zk5yd3enbrEFsoHwS4NIqArGAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:17:44.238750Z"},"content_sha256":"77e22b92abdea8b4c9454decf3d3280ce642b9a60784a3fc963c731a4878b692","schema_version":"1.0","event_id":"sha256:77e22b92abdea8b4c9454decf3d3280ce642b9a60784a3fc963c731a4878b692"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:G7LILBNK57T7PW7VNZYV3PB72L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Efficient generation of NOON states on two microwave-photon resonators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Fu-Guo Deng, Ming Hua, Ming-Jie Tao","submitted_at":"2015-07-01T00:13:21Z","abstract_excerpt":"We present an efficient scheme for the generation of NOON states of photons in circuit QED assisted by a superconducting charge qutrit. It is completed with two kinds of manipulations, that is, the resonant operation on the qutrit and the resonator, and the single-qubit operation on the qutrit, and they both are high-fidelity operations. Compared with the one by a superconducting transmon qutrit proposed by Su et al. (Sci. Rep. 4, 3898 (2014)), our scheme does not require to maintain the qutrit in the third excited state with a long time, which relaxes the difficulty of its implementation in e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.00074","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:37:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mFcXTdkf7zSRNGl39kQ9tc8o63KJIAJpo5VAJZT5C64jSfhEt+HrOxqp6bjSBRhXz+6ozlBW+DEOX3eLYjFsCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:17:44.239476Z"},"content_sha256":"f409343154bd6df666978bb10abde03661617868d292506a338955e6aa265ae5","schema_version":"1.0","event_id":"sha256:f409343154bd6df666978bb10abde03661617868d292506a338955e6aa265ae5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/G7LILBNK57T7PW7VNZYV3PB72L/bundle.json","state_url":"https://pith.science/pith/G7LILBNK57T7PW7VNZYV3PB72L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/G7LILBNK57T7PW7VNZYV3PB72L/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":"2026-05-25T21:17:44Z","links":{"resolver":"https://pith.science/pith/G7LILBNK57T7PW7VNZYV3PB72L","bundle":"https://pith.science/pith/G7LILBNK57T7PW7VNZYV3PB72L/bundle.json","state":"https://pith.science/pith/G7LILBNK57T7PW7VNZYV3PB72L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/G7LILBNK57T7PW7VNZYV3PB72L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:G7LILBNK57T7PW7VNZYV3PB72L","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":"d99b357e6ab2eb72ee20d050387168e92cdbf9e692879ab5b344ededd18af150","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-01T00:13:21Z","title_canon_sha256":"54483181b6358113be8a757bac8b6dfa2b058be318fe52eb47d39ff3ad30e268"},"schema_version":"1.0","source":{"id":"1507.00074","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.00074","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"arxiv_version","alias_value":"1507.00074v1","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.00074","created_at":"2026-05-18T01:37:30Z"},{"alias_kind":"pith_short_12","alias_value":"G7LILBNK57T7","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"G7LILBNK57T7PW7V","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"G7LILBNK","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:f409343154bd6df666978bb10abde03661617868d292506a338955e6aa265ae5","target":"graph","created_at":"2026-05-18T01:37:30Z","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"},"paper":{"abstract_excerpt":"We present an efficient scheme for the generation of NOON states of photons in circuit QED assisted by a superconducting charge qutrit. It is completed with two kinds of manipulations, that is, the resonant operation on the qutrit and the resonator, and the single-qubit operation on the qutrit, and they both are high-fidelity operations. Compared with the one by a superconducting transmon qutrit proposed by Su et al. (Sci. Rep. 4, 3898 (2014)), our scheme does not require to maintain the qutrit in the third excited state with a long time, which relaxes the difficulty of its implementation in e","authors_text":"Fu-Guo Deng, Ming Hua, Ming-Jie Tao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-01T00:13:21Z","title":"Efficient generation of NOON states on two microwave-photon resonators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.00074","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":"sha256:77e22b92abdea8b4c9454decf3d3280ce642b9a60784a3fc963c731a4878b692","target":"record","created_at":"2026-05-18T01:37:30Z","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":"d99b357e6ab2eb72ee20d050387168e92cdbf9e692879ab5b344ededd18af150","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-07-01T00:13:21Z","title_canon_sha256":"54483181b6358113be8a757bac8b6dfa2b058be318fe52eb47d39ff3ad30e268"},"schema_version":"1.0","source":{"id":"1507.00074","kind":"arxiv","version":1}},"canonical_sha256":"37d68585aaefe7f7dbf56e715dbc3fd2dec274e22f41878a87ab81520a2fe531","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"37d68585aaefe7f7dbf56e715dbc3fd2dec274e22f41878a87ab81520a2fe531","first_computed_at":"2026-05-18T01:37:30.675822Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:37:30.675822Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BQiQZgd21LOgbcVz22LzmthcykwvU7qYDSICbdoSZxK0f2zvfVhUgTjQYJG6sX/eOMIP+heCNxLZuUqGLYRkCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:37:30.676526Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.00074","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:77e22b92abdea8b4c9454decf3d3280ce642b9a60784a3fc963c731a4878b692","sha256:f409343154bd6df666978bb10abde03661617868d292506a338955e6aa265ae5"],"state_sha256":"5cc1cdd082655bbb7f8cdc0fd44c482cd3ffc0c46850fdd71d8efcf7658b13c3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pdq8jpDp75NRc6PmSzw0KMXLIEYKLujQcvC9bYE4ErKcEXT0otVHdCbWAPiu8cLHQixTbbGu5bQA3KA//NmgDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:17:44.244054Z","bundle_sha256":"9353fc278af7c80cf2f0601ff510b5aea9fcded00fe0dec358a3371267db6ac1"}}