{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:7UOWYHTNPMNURVSLKDLITZ4LMH","short_pith_number":"pith:7UOWYHTN","canonical_record":{"source":{"id":"2506.01180","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-06-01T21:28:13Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"6b5d96b718318ad3d16505a21a0043779a8cfed82271fcbbf97cfa9fd236367e","abstract_canon_sha256":"ec347a76e39d1ff20f2a5589242535a605d46a8e0eb10604f2a6b0cf130b77b0"},"schema_version":"1.0"},"canonical_sha256":"fd1d6c1e6d7b1b48d64b50d689e78b61e8548ac1e04e53e716747f89433c6f8d","source":{"kind":"arxiv","id":"2506.01180","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.01180","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"arxiv_version","alias_value":"2506.01180v1","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.01180","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_12","alias_value":"7UOWYHTNPMNU","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_16","alias_value":"7UOWYHTNPMNURVSL","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_8","alias_value":"7UOWYHTN","created_at":"2026-07-05T11:13:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:7UOWYHTNPMNURVSLKDLITZ4LMH","target":"record","payload":{"canonical_record":{"source":{"id":"2506.01180","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-06-01T21:28:13Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"6b5d96b718318ad3d16505a21a0043779a8cfed82271fcbbf97cfa9fd236367e","abstract_canon_sha256":"ec347a76e39d1ff20f2a5589242535a605d46a8e0eb10604f2a6b0cf130b77b0"},"schema_version":"1.0"},"canonical_sha256":"fd1d6c1e6d7b1b48d64b50d689e78b61e8548ac1e04e53e716747f89433c6f8d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:13:47.824162Z","signature_b64":"LAUZAPwv+9fhkdaThEHLV0GZXQW3/ELZG7sDLewwQu3jpqje+ySOFTm2AQMctg9ALQogulhEZbHpoD984AkWBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd1d6c1e6d7b1b48d64b50d689e78b61e8548ac1e04e53e716747f89433c6f8d","last_reissued_at":"2026-07-05T11:13:47.823775Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:13:47.823775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.01180","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":"2026-07-05T11:13:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Klf+D7y1umAAwFOxRdIiqGzjzDpdRIAqcksSFZxydnlOyIVu6XePqytspZ+7rmozGrtA0NOd6Oh0AmeH4+vCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:03:53.308515Z"},"content_sha256":"ef8df6f766931fa5f086802804b68858bf602fbdbff722fc8cc0a17437efd8dc","schema_version":"1.0","event_id":"sha256:ef8df6f766931fa5f086802804b68858bf602fbdbff722fc8cc0a17437efd8dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:7UOWYHTNPMNURVSLKDLITZ4LMH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A large magneto-optical trap of cadmium atoms loaded from a cryogenic buffer gas beam","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"physics.atom-ph","authors_text":"C. J. H. Rich, G. Meijer, J. Cai, J. E. Padilla-Castillo, L. Pal\\'anki, R. Thomas, S. C. Wright, S. Hofs\\\"ass, S. Kray, S. Truppe","submitted_at":"2025-06-01T21:28:13Z","abstract_excerpt":"We demonstrate rapid loading of a magneto-optical trap (MOT) of cadmium atoms from a pulsed cryogenic helium buffer gas beam, overcoming strong photoionization losses. Using the $ ^1S_0 \\rightarrow{} ^1P_1 $ transition at 229 nm, we capture up to $ 1.1(2) \\times 10^7$ $^{112}$Cd atoms in 10 ms, achieving a peak density of $2.5 \\times 10^{11}$cm$^{-3}$ and a phase-space density of $ 2 \\times 10^{-9} $. The large scattering force in the deep ultraviolet enables Zeeman slowing within 5 cm of the trap, yielding a capture velocity exceeding 200 m/s. We measure the MOT trap frequency and damping con"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.01180","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2506.01180/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:13:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oqMRd/OLSiwxfeGtybKzqwPpMQCk2+ruHj3W+V8ljYbcoHa+MCU/IGECodSiE5ueuo56K0YL84InLuDq6h5oCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:03:53.309051Z"},"content_sha256":"1aa05ee45d94ea3040819c887947e3dec2d27a012d5db271e26a037e7d4b0abc","schema_version":"1.0","event_id":"sha256:1aa05ee45d94ea3040819c887947e3dec2d27a012d5db271e26a037e7d4b0abc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/bundle.json","state_url":"https://pith.science/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/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":"2026-08-08T04:03:53Z","links":{"resolver":"https://pith.science/pith/7UOWYHTNPMNURVSLKDLITZ4LMH","bundle":"https://pith.science/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/bundle.json","state":"https://pith.science/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7UOWYHTNPMNURVSLKDLITZ4LMH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:7UOWYHTNPMNURVSLKDLITZ4LMH","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":"ec347a76e39d1ff20f2a5589242535a605d46a8e0eb10604f2a6b0cf130b77b0","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-06-01T21:28:13Z","title_canon_sha256":"6b5d96b718318ad3d16505a21a0043779a8cfed82271fcbbf97cfa9fd236367e"},"schema_version":"1.0","source":{"id":"2506.01180","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.01180","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"arxiv_version","alias_value":"2506.01180v1","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.01180","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_12","alias_value":"7UOWYHTNPMNU","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_16","alias_value":"7UOWYHTNPMNURVSL","created_at":"2026-07-05T11:13:47Z"},{"alias_kind":"pith_short_8","alias_value":"7UOWYHTN","created_at":"2026-07-05T11:13:47Z"}],"graph_snapshots":[{"event_id":"sha256:1aa05ee45d94ea3040819c887947e3dec2d27a012d5db271e26a037e7d4b0abc","target":"graph","created_at":"2026-07-05T11:13:47Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2506.01180/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We demonstrate rapid loading of a magneto-optical trap (MOT) of cadmium atoms from a pulsed cryogenic helium buffer gas beam, overcoming strong photoionization losses. Using the $ ^1S_0 \\rightarrow{} ^1P_1 $ transition at 229 nm, we capture up to $ 1.1(2) \\times 10^7$ $^{112}$Cd atoms in 10 ms, achieving a peak density of $2.5 \\times 10^{11}$cm$^{-3}$ and a phase-space density of $ 2 \\times 10^{-9} $. The large scattering force in the deep ultraviolet enables Zeeman slowing within 5 cm of the trap, yielding a capture velocity exceeding 200 m/s. We measure the MOT trap frequency and damping con","authors_text":"C. J. H. Rich, G. Meijer, J. Cai, J. E. Padilla-Castillo, L. Pal\\'anki, R. Thomas, S. C. Wright, S. Hofs\\\"ass, S. Kray, S. Truppe","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-06-01T21:28:13Z","title":"A large magneto-optical trap of cadmium atoms loaded from a cryogenic buffer gas beam"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.01180","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:ef8df6f766931fa5f086802804b68858bf602fbdbff722fc8cc0a17437efd8dc","target":"record","created_at":"2026-07-05T11:13:47Z","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":"ec347a76e39d1ff20f2a5589242535a605d46a8e0eb10604f2a6b0cf130b77b0","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-06-01T21:28:13Z","title_canon_sha256":"6b5d96b718318ad3d16505a21a0043779a8cfed82271fcbbf97cfa9fd236367e"},"schema_version":"1.0","source":{"id":"2506.01180","kind":"arxiv","version":1}},"canonical_sha256":"fd1d6c1e6d7b1b48d64b50d689e78b61e8548ac1e04e53e716747f89433c6f8d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fd1d6c1e6d7b1b48d64b50d689e78b61e8548ac1e04e53e716747f89433c6f8d","first_computed_at":"2026-07-05T11:13:47.823775Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:13:47.823775Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LAUZAPwv+9fhkdaThEHLV0GZXQW3/ELZG7sDLewwQu3jpqje+ySOFTm2AQMctg9ALQogulhEZbHpoD984AkWBA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:13:47.824162Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.01180","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef8df6f766931fa5f086802804b68858bf602fbdbff722fc8cc0a17437efd8dc","sha256:1aa05ee45d94ea3040819c887947e3dec2d27a012d5db271e26a037e7d4b0abc"],"state_sha256":"75ddf1b0dd975e35a4ba6014004e9df56fd1aab57f6a0125dd24c68dff7b037d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3zKD4aJrVo0aN1NHPmwbUhujfLKZy+5GRXi+eUl1v+OAho0TGnwUfkiULK0eRoe74hK5uY7dloOXFBBe619gBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T04:03:53.314024Z","bundle_sha256":"2997ccec0e150adae1da77297381f723727a721d6bdad2af4472a364927af09b"}}