{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:IFU56H7RPHP2XMC4CBF7DIIY4X","short_pith_number":"pith:IFU56H7R","canonical_record":{"source":{"id":"1611.07894","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-23T17:25:22Z","cross_cats_sorted":[],"title_canon_sha256":"42faa20c05976bb7b19057c2d656cb51aa173721ffa006e74eb13831b8911b43","abstract_canon_sha256":"a4e7a07f03724846da4a43b72b9b2deaae65bf5f97a7b76ff807aa558f05d9af"},"schema_version":"1.0"},"canonical_sha256":"4169df1ff179dfabb05c104bf1a118e5c47a8ef2f9e4ae91cf4bbf1a3555e8e5","source":{"kind":"arxiv","id":"1611.07894","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.07894","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"arxiv_version","alias_value":"1611.07894v2","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.07894","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"pith_short_12","alias_value":"IFU56H7RPHP2","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IFU56H7RPHP2XMC4","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IFU56H7R","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:IFU56H7RPHP2XMC4CBF7DIIY4X","target":"record","payload":{"canonical_record":{"source":{"id":"1611.07894","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-23T17:25:22Z","cross_cats_sorted":[],"title_canon_sha256":"42faa20c05976bb7b19057c2d656cb51aa173721ffa006e74eb13831b8911b43","abstract_canon_sha256":"a4e7a07f03724846da4a43b72b9b2deaae65bf5f97a7b76ff807aa558f05d9af"},"schema_version":"1.0"},"canonical_sha256":"4169df1ff179dfabb05c104bf1a118e5c47a8ef2f9e4ae91cf4bbf1a3555e8e5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:43:39.492586Z","signature_b64":"wg9KFEj8w3WT1zsaLlr8mVrBXBsm5DWTk8gz41a3EcXGIWSxRqf8Bk4zx25X7rRrns7QIHfC5p2Iu/rcbjUqAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4169df1ff179dfabb05c104bf1a118e5c47a8ef2f9e4ae91cf4bbf1a3555e8e5","last_reissued_at":"2026-05-18T00:43:39.492161Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:43:39.492161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.07894","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":"2026-05-18T00:43:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aKE49ULzeVRPCQPWv24M2nUKYDTA0i8HAug0jG0BrTbC+RoHx6LYD9dIxN/nbIG/kmU0xdFiFz+mMZtFU/d7DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:13:35.207412Z"},"content_sha256":"c214c121e08c43a12361e5e54360769dc539b1ea9627c3fedbec49ef7168849a","schema_version":"1.0","event_id":"sha256:c214c121e08c43a12361e5e54360769dc539b1ea9627c3fedbec49ef7168849a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:IFU56H7RPHP2XMC4CBF7DIIY4X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Proposal for enhanced resolution in nanoscale NMR: quantum sensing with pulses of finite duration","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"J. Casanova, J. E. Lang, M. B. Plenio, T. S. Monteiro, Z.-Y. Wang","submitted_at":"2016-11-23T17:25:22Z","abstract_excerpt":"The nitrogen vacancy (NV) color center in diamond is an enormously important platform for the development of quantum sensors, including for single spin and single molecule NMR. Detection of weak single-spin signals is greatly enhanced by repeated sequences of microwave pulses; in these dynamical decoupling (DD) techniques, the key control parameters swept in the experiment are the time intervals, $\\tau$, between pulses. Here we show that, in fact, the pulse duration offers a powerful additional control parameter. While previously, a non-negligible pulse-width has been considered simply a sourc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.07894","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":"2026-05-18T00:43:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vvr5wn5h7N2BnAR2TJ+9W68ja8wDzf5fXhb185KkiX9TP81JB7QazRIe7o7N/t+QdwKN4iHZd4lIpZ0kl4cfCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:13:35.208041Z"},"content_sha256":"9fba3b5bd406433a3d2af74a1390802dc366381d8042c57dc10a3f29dee216d4","schema_version":"1.0","event_id":"sha256:9fba3b5bd406433a3d2af74a1390802dc366381d8042c57dc10a3f29dee216d4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/bundle.json","state_url":"https://pith.science/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/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":"2026-05-31T18:13:35Z","links":{"resolver":"https://pith.science/pith/IFU56H7RPHP2XMC4CBF7DIIY4X","bundle":"https://pith.science/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/bundle.json","state":"https://pith.science/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IFU56H7RPHP2XMC4CBF7DIIY4X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:IFU56H7RPHP2XMC4CBF7DIIY4X","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":"a4e7a07f03724846da4a43b72b9b2deaae65bf5f97a7b76ff807aa558f05d9af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-23T17:25:22Z","title_canon_sha256":"42faa20c05976bb7b19057c2d656cb51aa173721ffa006e74eb13831b8911b43"},"schema_version":"1.0","source":{"id":"1611.07894","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.07894","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"arxiv_version","alias_value":"1611.07894v2","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.07894","created_at":"2026-05-18T00:43:39Z"},{"alias_kind":"pith_short_12","alias_value":"IFU56H7RPHP2","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IFU56H7RPHP2XMC4","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IFU56H7R","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:9fba3b5bd406433a3d2af74a1390802dc366381d8042c57dc10a3f29dee216d4","target":"graph","created_at":"2026-05-18T00:43:39Z","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 nitrogen vacancy (NV) color center in diamond is an enormously important platform for the development of quantum sensors, including for single spin and single molecule NMR. Detection of weak single-spin signals is greatly enhanced by repeated sequences of microwave pulses; in these dynamical decoupling (DD) techniques, the key control parameters swept in the experiment are the time intervals, $\\tau$, between pulses. Here we show that, in fact, the pulse duration offers a powerful additional control parameter. While previously, a non-negligible pulse-width has been considered simply a sourc","authors_text":"J. Casanova, J. E. Lang, M. B. Plenio, T. S. Monteiro, Z.-Y. Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-23T17:25:22Z","title":"Proposal for enhanced resolution in nanoscale NMR: quantum sensing with pulses of finite duration"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.07894","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:c214c121e08c43a12361e5e54360769dc539b1ea9627c3fedbec49ef7168849a","target":"record","created_at":"2026-05-18T00:43:39Z","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":"a4e7a07f03724846da4a43b72b9b2deaae65bf5f97a7b76ff807aa558f05d9af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-11-23T17:25:22Z","title_canon_sha256":"42faa20c05976bb7b19057c2d656cb51aa173721ffa006e74eb13831b8911b43"},"schema_version":"1.0","source":{"id":"1611.07894","kind":"arxiv","version":2}},"canonical_sha256":"4169df1ff179dfabb05c104bf1a118e5c47a8ef2f9e4ae91cf4bbf1a3555e8e5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4169df1ff179dfabb05c104bf1a118e5c47a8ef2f9e4ae91cf4bbf1a3555e8e5","first_computed_at":"2026-05-18T00:43:39.492161Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:39.492161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wg9KFEj8w3WT1zsaLlr8mVrBXBsm5DWTk8gz41a3EcXGIWSxRqf8Bk4zx25X7rRrns7QIHfC5p2Iu/rcbjUqAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:39.492586Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.07894","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c214c121e08c43a12361e5e54360769dc539b1ea9627c3fedbec49ef7168849a","sha256:9fba3b5bd406433a3d2af74a1390802dc366381d8042c57dc10a3f29dee216d4"],"state_sha256":"8548b191919c0951fbb0609b9bbdefd67505f05d9aa8bba9b5a59f9c9e626bdc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qO/pwb+6ZLch029XE93Kju/FR4aJ+l03g8KhsevQk0+OQvhByhYph68IpH433GAKHiimw4VzVDJf8r0ybLiYBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T18:13:35.211172Z","bundle_sha256":"9b1c2e0e08ca7efcac8f7f339bcd33e303ecc6fe559e40b421f665d5ddcd36b5"}}