{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:4RMBHEKYG2XM6JAW7WIZD32DPW","short_pith_number":"pith:4RMBHEKY","canonical_record":{"source":{"id":"1606.08550","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-06-28T04:19:40Z","cross_cats_sorted":[],"title_canon_sha256":"48c49159befc455e756365176d82815aaa423a338d2112aa4ee1cf71a1cc101a","abstract_canon_sha256":"6cc43968325e5dafc9c1e9dc40c159453ea81d96ab39fb8495f95ecfc0feb20f"},"schema_version":"1.0"},"canonical_sha256":"e45813915836aecf2416fd9191ef437da09e0516679224e47f851b3f68b7d17a","source":{"kind":"arxiv","id":"1606.08550","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.08550","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"arxiv_version","alias_value":"1606.08550v1","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08550","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"pith_short_12","alias_value":"4RMBHEKYG2XM","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4RMBHEKYG2XM6JAW","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4RMBHEKY","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:4RMBHEKYG2XM6JAW7WIZD32DPW","target":"record","payload":{"canonical_record":{"source":{"id":"1606.08550","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-06-28T04:19:40Z","cross_cats_sorted":[],"title_canon_sha256":"48c49159befc455e756365176d82815aaa423a338d2112aa4ee1cf71a1cc101a","abstract_canon_sha256":"6cc43968325e5dafc9c1e9dc40c159453ea81d96ab39fb8495f95ecfc0feb20f"},"schema_version":"1.0"},"canonical_sha256":"e45813915836aecf2416fd9191ef437da09e0516679224e47f851b3f68b7d17a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:59:41.862779Z","signature_b64":"nE0teMk0irXx1Y+LUROBdriFX93TCet4LPAGgTnWmZDfcqssy9gH/hx/NmqcyZQU5veFJs1cHTEIAYKZ/tRxCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e45813915836aecf2416fd9191ef437da09e0516679224e47f851b3f68b7d17a","last_reissued_at":"2026-05-18T00:59:41.862006Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:59:41.862006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.08550","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":"2026-05-18T00:59:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AyGYzpxPju8TDSzrcLPd/q0wSw/29fPugYGsnGbSSfBgIm6R4vo118vkWNVn4Lxbuic6RipTCQ5+kra7INs0Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:43:15.618942Z"},"content_sha256":"f2f07888d97d46ac334f8a519a8ac60067f28f63a2e6f98b8cbf516bd4972621","schema_version":"1.0","event_id":"sha256:f2f07888d97d46ac334f8a519a8ac60067f28f63a2e6f98b8cbf516bd4972621"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:4RMBHEKYG2XM6JAW7WIZD32DPW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultrafast, high repetition rate, ultraviolet, fiber based laser source: application towards Yb+ fast quantum-logic","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Andre R. R. Carvalho, Christopher D. B. Bentley, David Kielpinski, Erik W. Streed, Joseph J. Hope, Mahmood Irtiza Hussain, Matthew Joseph Petrasiunas, Mirko Lobino, Richard L. Taylor","submitted_at":"2016-06-28T04:19:40Z","abstract_excerpt":"Trapped ions are one of the most promising approaches for the realization of a universal quantum computer. Faster quantum logic gates could dramatically improve the performance of trapped-ion quantum computers, and require the development of suitable high repetition rate pulsed lasers. Here we report on a robust frequency upconverted fiber laser based source, able to deliver 2.5 ps ultraviolet (UV) pulses at a stabilized repetition rate of 300.00000 MHz with an average power of 190 mW. The laser wavelength is resonant with the strong transition in Ytterbium (Yb+) at 369.53 nm and its repetitio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08550","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":"2026-05-18T00:59:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VOga+k6EQVaBit7GaxzPh1HQuAq2euOPWlE6eR8b0bigiJsKNQbrict+DAsEtUFuet5PLkibepcijc2Qi5+CAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T22:43:15.619342Z"},"content_sha256":"79c74a9a0cfd9be1f56dbfa644067b4b0d179dfd8e20e74058940295961ab738","schema_version":"1.0","event_id":"sha256:79c74a9a0cfd9be1f56dbfa644067b4b0d179dfd8e20e74058940295961ab738"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/bundle.json","state_url":"https://pith.science/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/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":"2026-06-04T22:43:15Z","links":{"resolver":"https://pith.science/pith/4RMBHEKYG2XM6JAW7WIZD32DPW","bundle":"https://pith.science/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/bundle.json","state":"https://pith.science/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4RMBHEKYG2XM6JAW7WIZD32DPW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4RMBHEKYG2XM6JAW7WIZD32DPW","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":"6cc43968325e5dafc9c1e9dc40c159453ea81d96ab39fb8495f95ecfc0feb20f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-06-28T04:19:40Z","title_canon_sha256":"48c49159befc455e756365176d82815aaa423a338d2112aa4ee1cf71a1cc101a"},"schema_version":"1.0","source":{"id":"1606.08550","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.08550","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"arxiv_version","alias_value":"1606.08550v1","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.08550","created_at":"2026-05-18T00:59:41Z"},{"alias_kind":"pith_short_12","alias_value":"4RMBHEKYG2XM","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4RMBHEKYG2XM6JAW","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4RMBHEKY","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:79c74a9a0cfd9be1f56dbfa644067b4b0d179dfd8e20e74058940295961ab738","target":"graph","created_at":"2026-05-18T00:59:41Z","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":"Trapped ions are one of the most promising approaches for the realization of a universal quantum computer. Faster quantum logic gates could dramatically improve the performance of trapped-ion quantum computers, and require the development of suitable high repetition rate pulsed lasers. Here we report on a robust frequency upconverted fiber laser based source, able to deliver 2.5 ps ultraviolet (UV) pulses at a stabilized repetition rate of 300.00000 MHz with an average power of 190 mW. The laser wavelength is resonant with the strong transition in Ytterbium (Yb+) at 369.53 nm and its repetitio","authors_text":"Andre R. R. Carvalho, Christopher D. B. Bentley, David Kielpinski, Erik W. Streed, Joseph J. Hope, Mahmood Irtiza Hussain, Matthew Joseph Petrasiunas, Mirko Lobino, Richard L. Taylor","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-06-28T04:19:40Z","title":"Ultrafast, high repetition rate, ultraviolet, fiber based laser source: application towards Yb+ fast quantum-logic"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.08550","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:f2f07888d97d46ac334f8a519a8ac60067f28f63a2e6f98b8cbf516bd4972621","target":"record","created_at":"2026-05-18T00:59:41Z","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":"6cc43968325e5dafc9c1e9dc40c159453ea81d96ab39fb8495f95ecfc0feb20f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-06-28T04:19:40Z","title_canon_sha256":"48c49159befc455e756365176d82815aaa423a338d2112aa4ee1cf71a1cc101a"},"schema_version":"1.0","source":{"id":"1606.08550","kind":"arxiv","version":1}},"canonical_sha256":"e45813915836aecf2416fd9191ef437da09e0516679224e47f851b3f68b7d17a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e45813915836aecf2416fd9191ef437da09e0516679224e47f851b3f68b7d17a","first_computed_at":"2026-05-18T00:59:41.862006Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:59:41.862006Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nE0teMk0irXx1Y+LUROBdriFX93TCet4LPAGgTnWmZDfcqssy9gH/hx/NmqcyZQU5veFJs1cHTEIAYKZ/tRxCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:59:41.862779Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.08550","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2f07888d97d46ac334f8a519a8ac60067f28f63a2e6f98b8cbf516bd4972621","sha256:79c74a9a0cfd9be1f56dbfa644067b4b0d179dfd8e20e74058940295961ab738"],"state_sha256":"0590593e18e5b4993f2a4339500356a348fe7d773996f3bcdb56e0f2713797ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C/NwxvRSBNOUMVtrnUCzo+7lJxTooFUVEyOhPK7Kjz/LOHz6c4abVu5I5qZ1GpmmYTXTvQYxVZw+nSSpXVMWBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T22:43:15.621502Z","bundle_sha256":"c4b26243e5fbc6966b05690e5c275b85a4f5614349d7f84cca2de145a082d3ea"}}