{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:PVYSL4KSHNMJG6F2F3TGTTI5IG","short_pith_number":"pith:PVYSL4KS","canonical_record":{"source":{"id":"1706.03994","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-06-13T10:54:06Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"5a9560ff51c71c45d4b82f824c5c02e52fb4b558df59a180ef03b37b52a6e394","abstract_canon_sha256":"0c33dac95de072c74bab6707a6e61d2bd68a7bba9e393af29233ef59a2a5dc0f"},"schema_version":"1.0"},"canonical_sha256":"7d7125f1523b589378ba2ee669cd1d41b8d29330b227d77a3edd9aebe58eee71","source":{"kind":"arxiv","id":"1706.03994","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.03994","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.03994v1","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.03994","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"pith_short_12","alias_value":"PVYSL4KSHNMJ","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"PVYSL4KSHNMJG6F2","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"PVYSL4KS","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:PVYSL4KSHNMJG6F2F3TGTTI5IG","target":"record","payload":{"canonical_record":{"source":{"id":"1706.03994","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-06-13T10:54:06Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"5a9560ff51c71c45d4b82f824c5c02e52fb4b558df59a180ef03b37b52a6e394","abstract_canon_sha256":"0c33dac95de072c74bab6707a6e61d2bd68a7bba9e393af29233ef59a2a5dc0f"},"schema_version":"1.0"},"canonical_sha256":"7d7125f1523b589378ba2ee669cd1d41b8d29330b227d77a3edd9aebe58eee71","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:24.802281Z","signature_b64":"bHFIwaojoxasgi9PNaiQfjAUdsIYTmE/GEeGR+uBeqVrV59xC+j6gie/TCBWY/2HKwLHcp5573f4H4NEy6ayDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d7125f1523b589378ba2ee669cd1d41b8d29330b227d77a3edd9aebe58eee71","last_reissued_at":"2026-05-18T00:42:24.801704Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:24.801704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1706.03994","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":"2026-05-18T00:42:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kbcr1Kfwy2VnT3paOFh0/wlzzDj3Hm99gSniVbHwpErQ6BHsIMagCCrSn+mwyMMYc/i3/9ptrDJ5n+8JwZFvBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:08:22.369721Z"},"content_sha256":"9751147e07a75d6b76e0f4e45b547ec256ff5243e085415ba97d77976f64ef1a","schema_version":"1.0","event_id":"sha256:9751147e07a75d6b76e0f4e45b547ec256ff5243e085415ba97d77976f64ef1a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:PVYSL4KSHNMJG6F2F3TGTTI5IG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental demonstration of a Rydberg-atom beam splitter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.atom-ph","authors_text":"J. Palmer, S. D. Hogan","submitted_at":"2017-06-13T10:54:06Z","abstract_excerpt":"Inhomogeneous electric fields generated above two-dimensional electrode structures have been used to transversely split beams of helium Rydberg atoms into pairs of spatially separated components. The atomic beams had initial longitudinal speeds of between 1700 and 2000 m/s and were prepared in Rydberg states with principle quantum number $n=52$ and electric dipole moments of up to 8700 D by resonance-enhanced two-color two-photon laser excitation from the metastable 1s2s $^3$S$_1$ level. Upon exiting the beam splitter the ensembles of Rydberg atoms were separated by up to 15.6 mm and were dete"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.03994","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":"2026-05-18T00:42:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uL2lYRyQluyccIHRvTWI64S6aaLSUPkeHObGlgoCkvCK599XxmOeygeWA3+/e//H/EfQ0KSdJlkFckAu+HEdDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:08:22.370471Z"},"content_sha256":"fb5dcb7efe45dda295941407bcbcaf7332f6651633c57c70196f47ac8d30bd84","schema_version":"1.0","event_id":"sha256:fb5dcb7efe45dda295941407bcbcaf7332f6651633c57c70196f47ac8d30bd84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/bundle.json","state_url":"https://pith.science/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/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":"2026-06-11T22:08:22Z","links":{"resolver":"https://pith.science/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG","bundle":"https://pith.science/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/bundle.json","state":"https://pith.science/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PVYSL4KSHNMJG6F2F3TGTTI5IG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:PVYSL4KSHNMJG6F2F3TGTTI5IG","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":"0c33dac95de072c74bab6707a6e61d2bd68a7bba9e393af29233ef59a2a5dc0f","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-06-13T10:54:06Z","title_canon_sha256":"5a9560ff51c71c45d4b82f824c5c02e52fb4b558df59a180ef03b37b52a6e394"},"schema_version":"1.0","source":{"id":"1706.03994","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1706.03994","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"arxiv_version","alias_value":"1706.03994v1","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1706.03994","created_at":"2026-05-18T00:42:24Z"},{"alias_kind":"pith_short_12","alias_value":"PVYSL4KSHNMJ","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"PVYSL4KSHNMJG6F2","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"PVYSL4KS","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:fb5dcb7efe45dda295941407bcbcaf7332f6651633c57c70196f47ac8d30bd84","target":"graph","created_at":"2026-05-18T00:42:24Z","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":"Inhomogeneous electric fields generated above two-dimensional electrode structures have been used to transversely split beams of helium Rydberg atoms into pairs of spatially separated components. The atomic beams had initial longitudinal speeds of between 1700 and 2000 m/s and were prepared in Rydberg states with principle quantum number $n=52$ and electric dipole moments of up to 8700 D by resonance-enhanced two-color two-photon laser excitation from the metastable 1s2s $^3$S$_1$ level. Upon exiting the beam splitter the ensembles of Rydberg atoms were separated by up to 15.6 mm and were dete","authors_text":"J. Palmer, S. D. Hogan","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-06-13T10:54:06Z","title":"Experimental demonstration of a Rydberg-atom beam splitter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1706.03994","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":"sha256:9751147e07a75d6b76e0f4e45b547ec256ff5243e085415ba97d77976f64ef1a","target":"record","created_at":"2026-05-18T00:42:24Z","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":"0c33dac95de072c74bab6707a6e61d2bd68a7bba9e393af29233ef59a2a5dc0f","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2017-06-13T10:54:06Z","title_canon_sha256":"5a9560ff51c71c45d4b82f824c5c02e52fb4b558df59a180ef03b37b52a6e394"},"schema_version":"1.0","source":{"id":"1706.03994","kind":"arxiv","version":1}},"canonical_sha256":"7d7125f1523b589378ba2ee669cd1d41b8d29330b227d77a3edd9aebe58eee71","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d7125f1523b589378ba2ee669cd1d41b8d29330b227d77a3edd9aebe58eee71","first_computed_at":"2026-05-18T00:42:24.801704Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:24.801704Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bHFIwaojoxasgi9PNaiQfjAUdsIYTmE/GEeGR+uBeqVrV59xC+j6gie/TCBWY/2HKwLHcp5573f4H4NEy6ayDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:24.802281Z","signed_message":"canonical_sha256_bytes"},"source_id":"1706.03994","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9751147e07a75d6b76e0f4e45b547ec256ff5243e085415ba97d77976f64ef1a","sha256:fb5dcb7efe45dda295941407bcbcaf7332f6651633c57c70196f47ac8d30bd84"],"state_sha256":"9786afd82a5f6267564ea3bff0465bb1b296c2c8794915a7e8f598b38a3fc32b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mv+WaJwJce7beZ8XDp0jeQFajD2iu6uWv49Eba8WKUhyHXNtcrtS2T5/4M69bz81jfGg7k0KRceUJ0OKdeVGBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T22:08:22.374452Z","bundle_sha256":"ee62d9823709deea9a620e4010540a4ffd61266869514f5b37446c1a8f349ab0"}}