{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:SVKNHH7IK7DC6N3HDLXXBTNS6K","short_pith_number":"pith:SVKNHH7I","canonical_record":{"source":{"id":"1205.5591","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-24T23:27:11Z","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"title_canon_sha256":"b9c015fb20342b43f78ff5de3ab1ebbedb1876207d5564bf3d22da2518aafe00","abstract_canon_sha256":"024c9ce678c3a63a81fe32a7670fe1c5849f4400c079db63c66ad9db215c84b0"},"schema_version":"1.0"},"canonical_sha256":"9554d39fe857c62f37671aef70cdb2f2be9ae227613c4af2ccbaf02045625179","source":{"kind":"arxiv","id":"1205.5591","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.5591","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"arxiv_version","alias_value":"1205.5591v1","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.5591","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"pith_short_12","alias_value":"SVKNHH7IK7DC","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"SVKNHH7IK7DC6N3H","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"SVKNHH7I","created_at":"2026-05-18T12:27:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:SVKNHH7IK7DC6N3HDLXXBTNS6K","target":"record","payload":{"canonical_record":{"source":{"id":"1205.5591","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-24T23:27:11Z","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"title_canon_sha256":"b9c015fb20342b43f78ff5de3ab1ebbedb1876207d5564bf3d22da2518aafe00","abstract_canon_sha256":"024c9ce678c3a63a81fe32a7670fe1c5849f4400c079db63c66ad9db215c84b0"},"schema_version":"1.0"},"canonical_sha256":"9554d39fe857c62f37671aef70cdb2f2be9ae227613c4af2ccbaf02045625179","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:43:40.118658Z","signature_b64":"8PYuasLkzpbsCkc4ULta8k5nev+X+cBTtzQYp8Ldxa8jw59L9PQFyHFRMPOLDa8OXIsi9iY1ic5ExzMaRe+0Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9554d39fe857c62f37671aef70cdb2f2be9ae227613c4af2ccbaf02045625179","last_reissued_at":"2026-05-18T03:43:40.118191Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:43:40.118191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.5591","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":"2026-05-18T03:43:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"of7fR51eDcm2c8UW61yLTbtIV47t2CcYu81Ey2cg52KF2hUZhpqLtxuU+0+CAtY88Soyz8ZRejkqrcRSzEXXBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:49:46.281149Z"},"content_sha256":"d05a502aed85fafb56c6a910faa9d2cac6d5ed254b46a9415628e3de932725e0","schema_version":"1.0","event_id":"sha256:d05a502aed85fafb56c6a910faa9d2cac6d5ed254b46a9415628e3de932725e0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:SVKNHH7IK7DC6N3HDLXXBTNS6K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum feedback control of a superconducting qubit: Persistent Rabi oscillations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con","quant-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"A. N. Korotkov, C. Macklin, D. H. Slichter, I. Siddiqi, K. W. Murch, R. Naik, R. Vijay, S. J. Weber","submitted_at":"2012-05-24T23:27:11Z","abstract_excerpt":"The act of measurement bridges the quantum and classical worlds by projecting a superposition of possible states into a single, albeit probabilistic, outcome. The time-scale of this \"instantaneous\" process can be stretched using weak measurements so that it takes the form of a gradual random walk towards a final state. Remarkably, the interim measurement record is sufficient to continuously track and steer the quantum state using feedback. We monitor the dynamics of a resonantly driven quantum two-level system -- a superconducting quantum bit --using a near-noiseless parametric amplifier. The "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.5591","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":"2026-05-18T03:43:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f74CToGMsisa6BvM9RbRZ0hAe0fqt4q9f8cdfPY4B3aj+L6fFlc1muPGHWDsuxks5hiFPax5Dj05tRDjT6CfAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T14:49:46.281509Z"},"content_sha256":"ec489afdc2a251f317932e16a126f86bf79c7e4f7d4c49b1429874d7f6d660dd","schema_version":"1.0","event_id":"sha256:ec489afdc2a251f317932e16a126f86bf79c7e4f7d4c49b1429874d7f6d660dd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/bundle.json","state_url":"https://pith.science/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/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":"2026-06-08T14:49:46Z","links":{"resolver":"https://pith.science/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K","bundle":"https://pith.science/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/bundle.json","state":"https://pith.science/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SVKNHH7IK7DC6N3HDLXXBTNS6K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:SVKNHH7IK7DC6N3HDLXXBTNS6K","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":"024c9ce678c3a63a81fe32a7670fe1c5849f4400c079db63c66ad9db215c84b0","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-24T23:27:11Z","title_canon_sha256":"b9c015fb20342b43f78ff5de3ab1ebbedb1876207d5564bf3d22da2518aafe00"},"schema_version":"1.0","source":{"id":"1205.5591","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.5591","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"arxiv_version","alias_value":"1205.5591v1","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.5591","created_at":"2026-05-18T03:43:40Z"},{"alias_kind":"pith_short_12","alias_value":"SVKNHH7IK7DC","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"SVKNHH7IK7DC6N3H","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"SVKNHH7I","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:ec489afdc2a251f317932e16a126f86bf79c7e4f7d4c49b1429874d7f6d660dd","target":"graph","created_at":"2026-05-18T03:43:40Z","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":"The act of measurement bridges the quantum and classical worlds by projecting a superposition of possible states into a single, albeit probabilistic, outcome. The time-scale of this \"instantaneous\" process can be stretched using weak measurements so that it takes the form of a gradual random walk towards a final state. Remarkably, the interim measurement record is sufficient to continuously track and steer the quantum state using feedback. We monitor the dynamics of a resonantly driven quantum two-level system -- a superconducting quantum bit --using a near-noiseless parametric amplifier. The ","authors_text":"A. N. Korotkov, C. Macklin, D. H. Slichter, I. Siddiqi, K. W. Murch, R. Naik, R. Vijay, S. J. Weber","cross_cats":["cond-mat.supr-con","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-24T23:27:11Z","title":"Quantum feedback control of a superconducting qubit: Persistent Rabi oscillations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.5591","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:d05a502aed85fafb56c6a910faa9d2cac6d5ed254b46a9415628e3de932725e0","target":"record","created_at":"2026-05-18T03:43:40Z","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":"024c9ce678c3a63a81fe32a7670fe1c5849f4400c079db63c66ad9db215c84b0","cross_cats_sorted":["cond-mat.supr-con","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2012-05-24T23:27:11Z","title_canon_sha256":"b9c015fb20342b43f78ff5de3ab1ebbedb1876207d5564bf3d22da2518aafe00"},"schema_version":"1.0","source":{"id":"1205.5591","kind":"arxiv","version":1}},"canonical_sha256":"9554d39fe857c62f37671aef70cdb2f2be9ae227613c4af2ccbaf02045625179","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9554d39fe857c62f37671aef70cdb2f2be9ae227613c4af2ccbaf02045625179","first_computed_at":"2026-05-18T03:43:40.118191Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:43:40.118191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8PYuasLkzpbsCkc4ULta8k5nev+X+cBTtzQYp8Ldxa8jw59L9PQFyHFRMPOLDa8OXIsi9iY1ic5ExzMaRe+0Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T03:43:40.118658Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.5591","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d05a502aed85fafb56c6a910faa9d2cac6d5ed254b46a9415628e3de932725e0","sha256:ec489afdc2a251f317932e16a126f86bf79c7e4f7d4c49b1429874d7f6d660dd"],"state_sha256":"a8838b0c9d0ae9adf5607778893a69b8e7a5f630248c28363be89a1d49a99c70"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S2H57UY6OLdKaIztF1Do3e4AjFRE6Ct4FTcpuvgn4M41zetpTO48sF1VBGQbjqVWvzmRkcSkC7QYXu4iw5m8AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T14:49:46.283376Z","bundle_sha256":"ebaa98326e1ad390f748085d7931dbd3b683c48a8d5ebb76632eda1b7843c636"}}