{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:BGXWRU3YYTNE4AV2X7PSCLYEN3","short_pith_number":"pith:BGXWRU3Y","canonical_record":{"source":{"id":"1610.04803","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-16T00:39:14Z","cross_cats_sorted":[],"title_canon_sha256":"8cd5fe85eef6eb17253804b3413087737803706d5b9e979cd21554fc84e14182","abstract_canon_sha256":"4b6a85e307823236ac7daeaefd777e02bdfcda3550487043e43ea528022a1d97"},"schema_version":"1.0"},"canonical_sha256":"09af68d378c4da4e02babfdf212f046ed4390fa34c41712fc0b236df9b64efe1","source":{"kind":"arxiv","id":"1610.04803","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.04803","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"arxiv_version","alias_value":"1610.04803v1","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.04803","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"pith_short_12","alias_value":"BGXWRU3YYTNE","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BGXWRU3YYTNE4AV2","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BGXWRU3Y","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:BGXWRU3YYTNE4AV2X7PSCLYEN3","target":"record","payload":{"canonical_record":{"source":{"id":"1610.04803","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-16T00:39:14Z","cross_cats_sorted":[],"title_canon_sha256":"8cd5fe85eef6eb17253804b3413087737803706d5b9e979cd21554fc84e14182","abstract_canon_sha256":"4b6a85e307823236ac7daeaefd777e02bdfcda3550487043e43ea528022a1d97"},"schema_version":"1.0"},"canonical_sha256":"09af68d378c4da4e02babfdf212f046ed4390fa34c41712fc0b236df9b64efe1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:43.332123Z","signature_b64":"oUYbxFVtkAzy+Cs8CtEkXs9RuOH1jWkDdduP3FzCOXYZxNSkfiHg9fXwT58mJnX9U9WFvEA+Xo+UCd7XKMPlDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"09af68d378c4da4e02babfdf212f046ed4390fa34c41712fc0b236df9b64efe1","last_reissued_at":"2026-05-18T00:51:43.331598Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:43.331598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.04803","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":"2026-05-18T00:51:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Uhvn8TUtWkhwrU1ebNXZKcizuT0KIWJ39wTYduUFsT6wOY6bD8AJL9vCXkbZefcyEDo7Yv6m049OhibjKV7AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:53:23.497002Z"},"content_sha256":"f31dc6cd4abac9cf2c8bd3ab5a48b18dddc2dbd0c4586d87581f86365e5e6344","schema_version":"1.0","event_id":"sha256:f31dc6cd4abac9cf2c8bd3ab5a48b18dddc2dbd0c4586d87581f86365e5e6344"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:BGXWRU3YYTNE4AV2X7PSCLYEN3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Linear Mode-Mixing of Phonons with Trapped Ions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Daniel F.V. James, Kevin Marshall","submitted_at":"2016-10-16T00:39:14Z","abstract_excerpt":"We propose a method to manipulate the normal modes in a chain of trapped ions using only two lasers. Linear chains of trapped ions have proven experimentally to be highly controllable quantum systems with a variety of refined techniques for preparation, evolution, and readout, however, typically for quantum information processing applications people have been interested in using the internal levels of the ions as the computational basis. We analyse the case where the motional degrees of freedom of the ions is the quantum system of interest, and where the internal levels are leveraged to facili"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.04803","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":"2026-05-18T00:51:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lMdrYD7QW1IFyM5E1779QyL93lrXtPT99wQ1M2zGkn8K5Y4mx2/B4sE9Of/3EP2idw19oIqkEPyCX86wjAChCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T16:53:23.497366Z"},"content_sha256":"ea298f93177f0de6161684fd4a5ab228362902fa77e02f83b509b447260db6f0","schema_version":"1.0","event_id":"sha256:ea298f93177f0de6161684fd4a5ab228362902fa77e02f83b509b447260db6f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/bundle.json","state_url":"https://pith.science/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/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":"2026-06-04T16:53:23Z","links":{"resolver":"https://pith.science/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3","bundle":"https://pith.science/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/bundle.json","state":"https://pith.science/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BGXWRU3YYTNE4AV2X7PSCLYEN3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BGXWRU3YYTNE4AV2X7PSCLYEN3","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":"4b6a85e307823236ac7daeaefd777e02bdfcda3550487043e43ea528022a1d97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-16T00:39:14Z","title_canon_sha256":"8cd5fe85eef6eb17253804b3413087737803706d5b9e979cd21554fc84e14182"},"schema_version":"1.0","source":{"id":"1610.04803","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.04803","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"arxiv_version","alias_value":"1610.04803v1","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.04803","created_at":"2026-05-18T00:51:43Z"},{"alias_kind":"pith_short_12","alias_value":"BGXWRU3YYTNE","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BGXWRU3YYTNE4AV2","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BGXWRU3Y","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:ea298f93177f0de6161684fd4a5ab228362902fa77e02f83b509b447260db6f0","target":"graph","created_at":"2026-05-18T00:51:43Z","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 propose a method to manipulate the normal modes in a chain of trapped ions using only two lasers. Linear chains of trapped ions have proven experimentally to be highly controllable quantum systems with a variety of refined techniques for preparation, evolution, and readout, however, typically for quantum information processing applications people have been interested in using the internal levels of the ions as the computational basis. We analyse the case where the motional degrees of freedom of the ions is the quantum system of interest, and where the internal levels are leveraged to facili","authors_text":"Daniel F.V. James, Kevin Marshall","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-16T00:39:14Z","title":"Linear Mode-Mixing of Phonons with Trapped Ions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.04803","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:f31dc6cd4abac9cf2c8bd3ab5a48b18dddc2dbd0c4586d87581f86365e5e6344","target":"record","created_at":"2026-05-18T00:51:43Z","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":"4b6a85e307823236ac7daeaefd777e02bdfcda3550487043e43ea528022a1d97","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-10-16T00:39:14Z","title_canon_sha256":"8cd5fe85eef6eb17253804b3413087737803706d5b9e979cd21554fc84e14182"},"schema_version":"1.0","source":{"id":"1610.04803","kind":"arxiv","version":1}},"canonical_sha256":"09af68d378c4da4e02babfdf212f046ed4390fa34c41712fc0b236df9b64efe1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"09af68d378c4da4e02babfdf212f046ed4390fa34c41712fc0b236df9b64efe1","first_computed_at":"2026-05-18T00:51:43.331598Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:43.331598Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oUYbxFVtkAzy+Cs8CtEkXs9RuOH1jWkDdduP3FzCOXYZxNSkfiHg9fXwT58mJnX9U9WFvEA+Xo+UCd7XKMPlDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:43.332123Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.04803","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f31dc6cd4abac9cf2c8bd3ab5a48b18dddc2dbd0c4586d87581f86365e5e6344","sha256:ea298f93177f0de6161684fd4a5ab228362902fa77e02f83b509b447260db6f0"],"state_sha256":"74cf82185c103eb1241318cb5e1c4382ba444166691292e4d4fcff76a4e78abc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZHzR3c4qflRnM4Ex8f9xFhFBddKy426fprE1DwWNLIgRhnRhi5wsULXMsmOE/OBZnHNTFRQuIv2tX3w75OH4CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T16:53:23.499350Z","bundle_sha256":"ba8d8ee5e2f2e6cc49c2a285f24790c001194860d8290714520e9b208b649855"}}