{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:42P2DKKYHRVAQWU5Q57EXYDCKM","short_pith_number":"pith:42P2DKKY","canonical_record":{"source":{"id":"1606.00817","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-02T19:32:45Z","cross_cats_sorted":[],"title_canon_sha256":"b19c7d1fbb6b7454637d036d02670784e5977d8d6cdb00b78d3031163e57e1e1","abstract_canon_sha256":"e75323bdd297079d1ec91084f477d4051de271817b33ef67f50eddcf59a82d8e"},"schema_version":"1.0"},"canonical_sha256":"e69fa1a9583c6a085a9d877e4be062532ba668137534c25ae58110fbf93dd325","source":{"kind":"arxiv","id":"1606.00817","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00817","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00817v2","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00817","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"42P2DKKYHRVA","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"42P2DKKYHRVAQWU5","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"42P2DKKY","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:42P2DKKYHRVAQWU5Q57EXYDCKM","target":"record","payload":{"canonical_record":{"source":{"id":"1606.00817","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-02T19:32:45Z","cross_cats_sorted":[],"title_canon_sha256":"b19c7d1fbb6b7454637d036d02670784e5977d8d6cdb00b78d3031163e57e1e1","abstract_canon_sha256":"e75323bdd297079d1ec91084f477d4051de271817b33ef67f50eddcf59a82d8e"},"schema_version":"1.0"},"canonical_sha256":"e69fa1a9583c6a085a9d877e4be062532ba668137534c25ae58110fbf93dd325","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:04:12.605180Z","signature_b64":"HIwQ1zjYCdsUPfzfIyMrg/OcJSPb6ndKQ4VyZBL92mLwas/+CGdigB9rnP+H8R0Ts3PvgX8kAdAPdAfNcYRXCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e69fa1a9583c6a085a9d877e4be062532ba668137534c25ae58110fbf93dd325","last_reissued_at":"2026-05-18T01:04:12.604692Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:04:12.604692Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.00817","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l87Y+LfUp2jLjscQ55vyhTjYhDwJd463F6TLaUHb5OUVcoDefZXIc/GHm+I/xQ9c3yZVvkX0n5SZyTvyRr6JDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:08:10.625053Z"},"content_sha256":"ff535457b5e756a210a69be2a19fcccbb8019e66e43338cff178b51af25d8816","schema_version":"1.0","event_id":"sha256:ff535457b5e756a210a69be2a19fcccbb8019e66e43338cff178b51af25d8816"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:42P2DKKYHRVAQWU5Q57EXYDCKM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implementing and characterizing precise multi-qubit measurements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"B. Vlastakis, C. Axline, C. Shen, C. Wang, J. Z. Blumoff, K. Chou, L. Frunzio, L. Jiang, M. H. Devoret, M. P. Silveri, M. Reagor, R. J. Schoelkopf, R.T. Brierley, S. E. Nigg, S. M. Girvin","submitted_at":"2016-06-02T19:32:45Z","abstract_excerpt":"There are two general requirements to harness the computational power of quantum mechanics: the ability to manipulate the evolution of an isolated system and the ability to faithfully extract information from it. Quantum error correction and simulation often make a more exacting demand: the ability to perform non-destructive measurements of specific correlations within that system. We realize such measurements by employing a protocol adapted from [S. Nigg and S. M. Girvin, Phys. Rev. Lett. 110, 243604 (2013)], enabling real-time selection of arbitrary register-wide Pauli operators. Our impleme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00817","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:04:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VE/olWRlEDCYmy3SnPcJKffpUQPCRJa73E1ou0Tvnvm1jQTv+HLBQ53OrKBMOPEQjB3LWMFwT/uk1JStpdblAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:08:10.625742Z"},"content_sha256":"e726d77c5e46e1f190895efcdb805fcab58aecef42386972c965f449feebd4f6","schema_version":"1.0","event_id":"sha256:e726d77c5e46e1f190895efcdb805fcab58aecef42386972c965f449feebd4f6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/bundle.json","state_url":"https://pith.science/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/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":"2026-05-30T12:08:10Z","links":{"resolver":"https://pith.science/pith/42P2DKKYHRVAQWU5Q57EXYDCKM","bundle":"https://pith.science/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/bundle.json","state":"https://pith.science/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/42P2DKKYHRVAQWU5Q57EXYDCKM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:42P2DKKYHRVAQWU5Q57EXYDCKM","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":"e75323bdd297079d1ec91084f477d4051de271817b33ef67f50eddcf59a82d8e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-02T19:32:45Z","title_canon_sha256":"b19c7d1fbb6b7454637d036d02670784e5977d8d6cdb00b78d3031163e57e1e1"},"schema_version":"1.0","source":{"id":"1606.00817","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00817","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00817v2","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00817","created_at":"2026-05-18T01:04:12Z"},{"alias_kind":"pith_short_12","alias_value":"42P2DKKYHRVA","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"42P2DKKYHRVAQWU5","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"42P2DKKY","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:e726d77c5e46e1f190895efcdb805fcab58aecef42386972c965f449feebd4f6","target":"graph","created_at":"2026-05-18T01:04:12Z","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":"There are two general requirements to harness the computational power of quantum mechanics: the ability to manipulate the evolution of an isolated system and the ability to faithfully extract information from it. Quantum error correction and simulation often make a more exacting demand: the ability to perform non-destructive measurements of specific correlations within that system. We realize such measurements by employing a protocol adapted from [S. Nigg and S. M. Girvin, Phys. Rev. Lett. 110, 243604 (2013)], enabling real-time selection of arbitrary register-wide Pauli operators. Our impleme","authors_text":"B. Vlastakis, C. Axline, C. Shen, C. Wang, J. Z. Blumoff, K. Chou, L. Frunzio, L. Jiang, M. H. Devoret, M. P. Silveri, M. Reagor, R. J. Schoelkopf, R.T. Brierley, S. E. Nigg, S. M. Girvin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-02T19:32:45Z","title":"Implementing and characterizing precise multi-qubit measurements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00817","kind":"arxiv","version":2},"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:ff535457b5e756a210a69be2a19fcccbb8019e66e43338cff178b51af25d8816","target":"record","created_at":"2026-05-18T01:04:12Z","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":"e75323bdd297079d1ec91084f477d4051de271817b33ef67f50eddcf59a82d8e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-06-02T19:32:45Z","title_canon_sha256":"b19c7d1fbb6b7454637d036d02670784e5977d8d6cdb00b78d3031163e57e1e1"},"schema_version":"1.0","source":{"id":"1606.00817","kind":"arxiv","version":2}},"canonical_sha256":"e69fa1a9583c6a085a9d877e4be062532ba668137534c25ae58110fbf93dd325","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e69fa1a9583c6a085a9d877e4be062532ba668137534c25ae58110fbf93dd325","first_computed_at":"2026-05-18T01:04:12.604692Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:04:12.604692Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HIwQ1zjYCdsUPfzfIyMrg/OcJSPb6ndKQ4VyZBL92mLwas/+CGdigB9rnP+H8R0Ts3PvgX8kAdAPdAfNcYRXCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:04:12.605180Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.00817","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ff535457b5e756a210a69be2a19fcccbb8019e66e43338cff178b51af25d8816","sha256:e726d77c5e46e1f190895efcdb805fcab58aecef42386972c965f449feebd4f6"],"state_sha256":"43f100a5d78497ee8e803738c024095d5c3404e00764526716cb987b2f71d2ba"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CNnjyC1LSwCK6GaN9ADhBicP9UkAgo28jBDooaa2d3UN3528jf5mCEeq36wUN+3shr4vWE+PgGSqaYnCSgqFDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T12:08:10.629194Z","bundle_sha256":"699a47b5e10251292e46f38bb660921b70091c4100fb8aea87bb914e1aa6d70c"}}