{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:6JHKTL37MBVYVGKRVDOOOQSTRF","short_pith_number":"pith:6JHKTL37","canonical_record":{"source":{"id":"physics/0403006","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.atom-ph","submitted_at":"2004-02-29T22:01:24Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"b048f35d64711936980afa44992531c47c034ddffae61cda1683be70dec68503","abstract_canon_sha256":"f1a0a30c933fa890575f5a54f89ce6fd5fa157e39a527e1595e2640f7556fb1b"},"schema_version":"1.0"},"canonical_sha256":"f24ea9af7f606b8a9951a8dce7425389793d4661b253a73e2f3a9c0e278206e3","source":{"kind":"arxiv","id":"physics/0403006","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0403006","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0403006v1","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0403006","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"pith_short_12","alias_value":"6JHKTL37MBVY","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"6JHKTL37MBVYVGKR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"6JHKTL37","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:6JHKTL37MBVYVGKRVDOOOQSTRF","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0403006","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.atom-ph","submitted_at":"2004-02-29T22:01:24Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"b048f35d64711936980afa44992531c47c034ddffae61cda1683be70dec68503","abstract_canon_sha256":"f1a0a30c933fa890575f5a54f89ce6fd5fa157e39a527e1595e2640f7556fb1b"},"schema_version":"1.0"},"canonical_sha256":"f24ea9af7f606b8a9951a8dce7425389793d4661b253a73e2f3a9c0e278206e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:23:46.769510Z","signature_b64":"4C7GcCI+LIzRlecW5r8DEHt7VRqy9BKivKW8821uTlTDRZtwFyX0dZINN6iillrLMoktYNzf9HWJ0IgUimwMAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f24ea9af7f606b8a9951a8dce7425389793d4661b253a73e2f3a9c0e278206e3","last_reissued_at":"2026-05-18T04:23:46.768654Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:23:46.768654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0403006","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":"2026-05-18T04:23:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jzVhvF4DSOGztJt/WYPte7h542tz8k2UsRzWL4A2H0DUu+XXOaQfv3gtzNTtswWs7mSZAyOTnBGtGkP4rYsGCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:11:27.560046Z"},"content_sha256":"b84e2f852e009ee91a3c397234640c05c5e6d7cb8fc0d4261d9d1e58f5351782","schema_version":"1.0","event_id":"sha256:b84e2f852e009ee91a3c397234640c05c5e6d7cb8fc0d4261d9d1e58f5351782"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:6JHKTL37MBVYVGKRVDOOOQSTRF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental study of nonlinear focusing in a magneto-optical trap using a Z-scan technique","license":"","headline":"","cross_cats":["physics.optics"],"primary_cat":"physics.atom-ph","authors_text":"M. Saffman, Yingxue Wang","submitted_at":"2004-02-29T22:01:24Z","abstract_excerpt":"We present an experimental study of Z-scan measurements of the nonlinear response of cold Cs atoms in a magneto-optical trap. Numerical simulations of the Z-scan signal accounting for the nonuniform atomic density agree with experimental results at large probe beam detunings. At small probe detunings a spatially varying radiation force modifies the Z-scan signal. We also show that the measured scan is sensitive to the atomic polarization distribution."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0403006","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":"2026-05-18T04:23:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"azeQramFK+1fRvCM4frBQ3EF/0AW/PvUTDUmoFXHcty9oVPWP7zNak8mVy5acuHv1utEfyuwHAUWC4FOryrIAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T21:11:27.560741Z"},"content_sha256":"32a6113fc5e48d979b54f2010aad31c612d6ea33deecc11b2bf4ccfea7d2af32","schema_version":"1.0","event_id":"sha256:32a6113fc5e48d979b54f2010aad31c612d6ea33deecc11b2bf4ccfea7d2af32"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/bundle.json","state_url":"https://pith.science/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/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":"2026-05-27T21:11:27Z","links":{"resolver":"https://pith.science/pith/6JHKTL37MBVYVGKRVDOOOQSTRF","bundle":"https://pith.science/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/bundle.json","state":"https://pith.science/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6JHKTL37MBVYVGKRVDOOOQSTRF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:6JHKTL37MBVYVGKRVDOOOQSTRF","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":"f1a0a30c933fa890575f5a54f89ce6fd5fa157e39a527e1595e2640f7556fb1b","cross_cats_sorted":["physics.optics"],"license":"","primary_cat":"physics.atom-ph","submitted_at":"2004-02-29T22:01:24Z","title_canon_sha256":"b048f35d64711936980afa44992531c47c034ddffae61cda1683be70dec68503"},"schema_version":"1.0","source":{"id":"physics/0403006","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0403006","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0403006v1","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0403006","created_at":"2026-05-18T04:23:46Z"},{"alias_kind":"pith_short_12","alias_value":"6JHKTL37MBVY","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"6JHKTL37MBVYVGKR","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"6JHKTL37","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:32a6113fc5e48d979b54f2010aad31c612d6ea33deecc11b2bf4ccfea7d2af32","target":"graph","created_at":"2026-05-18T04:23:46Z","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 present an experimental study of Z-scan measurements of the nonlinear response of cold Cs atoms in a magneto-optical trap. Numerical simulations of the Z-scan signal accounting for the nonuniform atomic density agree with experimental results at large probe beam detunings. At small probe detunings a spatially varying radiation force modifies the Z-scan signal. We also show that the measured scan is sensitive to the atomic polarization distribution.","authors_text":"M. Saffman, Yingxue Wang","cross_cats":["physics.optics"],"headline":"","license":"","primary_cat":"physics.atom-ph","submitted_at":"2004-02-29T22:01:24Z","title":"Experimental study of nonlinear focusing in a magneto-optical trap using a Z-scan technique"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0403006","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:b84e2f852e009ee91a3c397234640c05c5e6d7cb8fc0d4261d9d1e58f5351782","target":"record","created_at":"2026-05-18T04:23:46Z","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":"f1a0a30c933fa890575f5a54f89ce6fd5fa157e39a527e1595e2640f7556fb1b","cross_cats_sorted":["physics.optics"],"license":"","primary_cat":"physics.atom-ph","submitted_at":"2004-02-29T22:01:24Z","title_canon_sha256":"b048f35d64711936980afa44992531c47c034ddffae61cda1683be70dec68503"},"schema_version":"1.0","source":{"id":"physics/0403006","kind":"arxiv","version":1}},"canonical_sha256":"f24ea9af7f606b8a9951a8dce7425389793d4661b253a73e2f3a9c0e278206e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f24ea9af7f606b8a9951a8dce7425389793d4661b253a73e2f3a9c0e278206e3","first_computed_at":"2026-05-18T04:23:46.768654Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:23:46.768654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4C7GcCI+LIzRlecW5r8DEHt7VRqy9BKivKW8821uTlTDRZtwFyX0dZINN6iillrLMoktYNzf9HWJ0IgUimwMAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:23:46.769510Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0403006","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b84e2f852e009ee91a3c397234640c05c5e6d7cb8fc0d4261d9d1e58f5351782","sha256:32a6113fc5e48d979b54f2010aad31c612d6ea33deecc11b2bf4ccfea7d2af32"],"state_sha256":"39472974ff6a8149bde66e3e518440922bedeac622e8a96f87d416632ea362fd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HbARe2c4ZKh8gfbYyiAcbiNSpN4IY20zLPxgfinsEhnVr1Z5OVDefoDkvcNpK9dTFVMQQj8IcfNVNLc+e/nNDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T21:11:27.563145Z","bundle_sha256":"777e095da502758f7346d23a39352192252efeeab048386da67399f467c1987b"}}