{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:6J2URNPSRXBUPBB4RXL7ZS5YAF","short_pith_number":"pith:6J2URNPS","canonical_record":{"source":{"id":"2502.06507","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T14:25:22Z","cross_cats_sorted":[],"title_canon_sha256":"b1fdeee6c8c7bae3cd4ece805fd524d04a09793bc392d2766088161afc71ce5a","abstract_canon_sha256":"7b5917538a7703ae123958c6f3f848a9fda86a7c40303cb8a39fcc9e42496124"},"schema_version":"1.0"},"canonical_sha256":"f27548b5f28dc347843c8dd7fccbb8016bdcd40683cb127a524dd5095879deba","source":{"kind":"arxiv","id":"2502.06507","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.06507","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"arxiv_version","alias_value":"2502.06507v2","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.06507","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_12","alias_value":"6J2URNPSRXBU","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"6J2URNPSRXBUPBB4","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"6J2URNPS","created_at":"2026-07-05T11:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:6J2URNPSRXBUPBB4RXL7ZS5YAF","target":"record","payload":{"canonical_record":{"source":{"id":"2502.06507","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T14:25:22Z","cross_cats_sorted":[],"title_canon_sha256":"b1fdeee6c8c7bae3cd4ece805fd524d04a09793bc392d2766088161afc71ce5a","abstract_canon_sha256":"7b5917538a7703ae123958c6f3f848a9fda86a7c40303cb8a39fcc9e42496124"},"schema_version":"1.0"},"canonical_sha256":"f27548b5f28dc347843c8dd7fccbb8016bdcd40683cb127a524dd5095879deba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:29:55.121838Z","signature_b64":"hO0q5WSz4ldvCzDFl3wTO/K6ZXlR+8PfAqAGefBzKPCNQS8715FWJGkNKw2wfn/Md+6nPUarv1i7D3onbgX4BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f27548b5f28dc347843c8dd7fccbb8016bdcd40683cb127a524dd5095879deba","last_reissued_at":"2026-07-05T11:29:55.121340Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:29:55.121340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.06507","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T11:29:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JJarUbXw5X2wzZB8lYEyI5I52Rq9JIMwQoybDhmISfmHWMe3w3ewMubfm3jOWcNraMS5JBg68DOGfXhxIK43CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T09:04:57.043878Z"},"content_sha256":"2dd4c0614967d9789996d99572a0c248d942520b6f08235200da21ad69071bd1","schema_version":"1.0","event_id":"sha256:2dd4c0614967d9789996d99572a0c248d942520b6f08235200da21ad69071bd1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:6J2URNPSRXBUPBB4RXL7ZS5YAF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Continuous Pump-Probe Experiment to Observe Zeeman Wave Packet Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"A.H.N.C. de Silva, Bishnu P. Acharya, Daniel Fischer, Kevin L. Romans, Kyle Foster, Onyx Russ, Shruti Majumdar","submitted_at":"2025-02-10T14:25:22Z","abstract_excerpt":"In this work, we study the coherent dynamics of an atomic Zeeman wave packet using a continuous pump--probe scheme. A polarized wave packet is generated via few-photon excitation by a femtosecond laser pulse, creating a state with a magnetic moment tilted relative to an external magnetic field. The subsequent Larmor precession of the atoms is probed by continuous ionization in the field of an optical dipole trap (ODT) laser. Photoelectrons and photoions are detected in coincidence using a cold target recoil ion momentum spectrometer (COLTRIMS). While the addition of the ODT enables further coo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.06507","kind":"arxiv","version":2},"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/2502.06507/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":"2026-07-05T11:29:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MhDEORDzA4g0k4LMoO3MRHqBZsQv2/lMfdZs+vk7+3+iUmV5UOSsibg7aZ5vkjciP0ekmopm5R4GxlOPqxPZCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T09:04:57.044357Z"},"content_sha256":"db6f2a52211864c876c721ed0e6c2e96767d636f9c023a94cd5623bfce613e2a","schema_version":"1.0","event_id":"sha256:db6f2a52211864c876c721ed0e6c2e96767d636f9c023a94cd5623bfce613e2a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/bundle.json","state_url":"https://pith.science/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/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":"2026-08-14T09:04:57Z","links":{"resolver":"https://pith.science/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF","bundle":"https://pith.science/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/bundle.json","state":"https://pith.science/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6J2URNPSRXBUPBB4RXL7ZS5YAF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:6J2URNPSRXBUPBB4RXL7ZS5YAF","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":"7b5917538a7703ae123958c6f3f848a9fda86a7c40303cb8a39fcc9e42496124","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T14:25:22Z","title_canon_sha256":"b1fdeee6c8c7bae3cd4ece805fd524d04a09793bc392d2766088161afc71ce5a"},"schema_version":"1.0","source":{"id":"2502.06507","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.06507","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"arxiv_version","alias_value":"2502.06507v2","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.06507","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_12","alias_value":"6J2URNPSRXBU","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"6J2URNPSRXBUPBB4","created_at":"2026-07-05T11:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"6J2URNPS","created_at":"2026-07-05T11:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:db6f2a52211864c876c721ed0e6c2e96767d636f9c023a94cd5623bfce613e2a","target":"graph","created_at":"2026-07-05T11:29:55Z","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/2502.06507/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we study the coherent dynamics of an atomic Zeeman wave packet using a continuous pump--probe scheme. A polarized wave packet is generated via few-photon excitation by a femtosecond laser pulse, creating a state with a magnetic moment tilted relative to an external magnetic field. The subsequent Larmor precession of the atoms is probed by continuous ionization in the field of an optical dipole trap (ODT) laser. Photoelectrons and photoions are detected in coincidence using a cold target recoil ion momentum spectrometer (COLTRIMS). While the addition of the ODT enables further coo","authors_text":"A.H.N.C. de Silva, Bishnu P. Acharya, Daniel Fischer, Kevin L. Romans, Kyle Foster, Onyx Russ, Shruti Majumdar","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T14:25:22Z","title":"A Continuous Pump-Probe Experiment to Observe Zeeman Wave Packet Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.06507","kind":"arxiv","version":2},"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":"sha256:2dd4c0614967d9789996d99572a0c248d942520b6f08235200da21ad69071bd1","target":"record","created_at":"2026-07-05T11:29:55Z","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":"7b5917538a7703ae123958c6f3f848a9fda86a7c40303cb8a39fcc9e42496124","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-02-10T14:25:22Z","title_canon_sha256":"b1fdeee6c8c7bae3cd4ece805fd524d04a09793bc392d2766088161afc71ce5a"},"schema_version":"1.0","source":{"id":"2502.06507","kind":"arxiv","version":2}},"canonical_sha256":"f27548b5f28dc347843c8dd7fccbb8016bdcd40683cb127a524dd5095879deba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f27548b5f28dc347843c8dd7fccbb8016bdcd40683cb127a524dd5095879deba","first_computed_at":"2026-07-05T11:29:55.121340Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:29:55.121340Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hO0q5WSz4ldvCzDFl3wTO/K6ZXlR+8PfAqAGefBzKPCNQS8715FWJGkNKw2wfn/Md+6nPUarv1i7D3onbgX4BQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:29:55.121838Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.06507","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2dd4c0614967d9789996d99572a0c248d942520b6f08235200da21ad69071bd1","sha256:db6f2a52211864c876c721ed0e6c2e96767d636f9c023a94cd5623bfce613e2a"],"state_sha256":"8897193180532f3ba17d25456e60d3a1621f8a526cfc56b488fd0db4de0bb951"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fjKQnXwkTNavmkpGQxzYwkeSLiffgCcOFaiEpQlnzujzCGITSnzeqGsqcRV4BuFrmJAZPsEHlN+So6xRYs2xAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T09:04:57.048704Z","bundle_sha256":"87a7f48ea705f8b5fe62bb1bd0b06152553e4698a930fd52692179f95f3beb2b"}}