{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:CNS5YWDBMRKH6YZCKBUIYVG7ZQ","short_pith_number":"pith:CNS5YWDB","canonical_record":{"source":{"id":"1610.00791","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-03T23:29:10Z","cross_cats_sorted":["physics.comp-ph","quant-ph"],"title_canon_sha256":"b164895542563c368053cf018527d860a715b0d90850eaefa84fca384da6fc57","abstract_canon_sha256":"0f18c92c75c39b98510e4b89a844a33794a70d437d2a4cc295045f5e9efae03c"},"schema_version":"1.0"},"canonical_sha256":"1365dc586164547f632250688c54dfcc092955f687f574dff613252fba9dfb27","source":{"kind":"arxiv","id":"1610.00791","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.00791","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"arxiv_version","alias_value":"1610.00791v2","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.00791","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"pith_short_12","alias_value":"CNS5YWDBMRKH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CNS5YWDBMRKH6YZC","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CNS5YWDB","created_at":"2026-05-18T12:30:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:CNS5YWDBMRKH6YZCKBUIYVG7ZQ","target":"record","payload":{"canonical_record":{"source":{"id":"1610.00791","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-03T23:29:10Z","cross_cats_sorted":["physics.comp-ph","quant-ph"],"title_canon_sha256":"b164895542563c368053cf018527d860a715b0d90850eaefa84fca384da6fc57","abstract_canon_sha256":"0f18c92c75c39b98510e4b89a844a33794a70d437d2a4cc295045f5e9efae03c"},"schema_version":"1.0"},"canonical_sha256":"1365dc586164547f632250688c54dfcc092955f687f574dff613252fba9dfb27","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:09.533799Z","signature_b64":"VnSbjd/m89VnuPpCl6+dBhfiIpj5o/Qt0WL4oD2ASTAO7smn2mJqp+8wjZ0dJNhjtbfRuRr6CxREM3xduzgoBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1365dc586164547f632250688c54dfcc092955f687f574dff613252fba9dfb27","last_reissued_at":"2026-05-18T00:48:09.533295Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:09.533295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1610.00791","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":"2026-05-18T00:48:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HvkDKziqt1kpu2yhKmmTP1PlAJurWDhZPLayfHDPrGCeRFRu4hhKMhGtI2wL9297D+SsWbRsWu8hCqKU8l0VBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:48:58.668775Z"},"content_sha256":"aef5974e015e30abe73161f9d12f31648aeae867966e032f0f91d5fd48a698d7","schema_version":"1.0","event_id":"sha256:aef5974e015e30abe73161f9d12f31648aeae867966e032f0f91d5fd48a698d7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:CNS5YWDBMRKH6YZCKBUIYVG7ZQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Software Atom","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"Juha Javanainen","submitted_at":"2016-10-03T23:29:10Z","abstract_excerpt":"By putting together an abstract view on quantum mechanics and a quantum-optics picture of the interactions of an atom with light, we develop a corresponding set of C++ classes that set up the numerical analysis of an atom with an arbitrary set of angular-momentum degenerate energy levels, arbitrary light fields, and an applied magnetic field. As an example, we develop and implement perturbation theory to compute the polarizability of an atom in an experimentally relevant situation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.00791","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":""},"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":"2026-05-18T00:48:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BXllJYLAZ3atjXBngcA1V0nQ0gRUC5+6L7Mp22kJQ8fk+Rr+Y0bIprpxNb8VkY7+fpBXtlT0hdtvahyTbHhHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T20:48:58.669427Z"},"content_sha256":"c336f0749cd3c2e200a8350ab3c37eaffb8283729a9f9a4e9e32638dac5bed54","schema_version":"1.0","event_id":"sha256:c336f0749cd3c2e200a8350ab3c37eaffb8283729a9f9a4e9e32638dac5bed54"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/bundle.json","state_url":"https://pith.science/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/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":"2026-05-27T20:48:58Z","links":{"resolver":"https://pith.science/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ","bundle":"https://pith.science/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/bundle.json","state":"https://pith.science/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CNS5YWDBMRKH6YZCKBUIYVG7ZQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:CNS5YWDBMRKH6YZCKBUIYVG7ZQ","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":"0f18c92c75c39b98510e4b89a844a33794a70d437d2a4cc295045f5e9efae03c","cross_cats_sorted":["physics.comp-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-03T23:29:10Z","title_canon_sha256":"b164895542563c368053cf018527d860a715b0d90850eaefa84fca384da6fc57"},"schema_version":"1.0","source":{"id":"1610.00791","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1610.00791","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"arxiv_version","alias_value":"1610.00791v2","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1610.00791","created_at":"2026-05-18T00:48:09Z"},{"alias_kind":"pith_short_12","alias_value":"CNS5YWDBMRKH","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_16","alias_value":"CNS5YWDBMRKH6YZC","created_at":"2026-05-18T12:30:09Z"},{"alias_kind":"pith_short_8","alias_value":"CNS5YWDB","created_at":"2026-05-18T12:30:09Z"}],"graph_snapshots":[{"event_id":"sha256:c336f0749cd3c2e200a8350ab3c37eaffb8283729a9f9a4e9e32638dac5bed54","target":"graph","created_at":"2026-05-18T00:48:09Z","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":"By putting together an abstract view on quantum mechanics and a quantum-optics picture of the interactions of an atom with light, we develop a corresponding set of C++ classes that set up the numerical analysis of an atom with an arbitrary set of angular-momentum degenerate energy levels, arbitrary light fields, and an applied magnetic field. As an example, we develop and implement perturbation theory to compute the polarizability of an atom in an experimentally relevant situation.","authors_text":"Juha Javanainen","cross_cats":["physics.comp-ph","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-03T23:29:10Z","title":"The Software Atom"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1610.00791","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:aef5974e015e30abe73161f9d12f31648aeae867966e032f0f91d5fd48a698d7","target":"record","created_at":"2026-05-18T00:48:09Z","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":"0f18c92c75c39b98510e4b89a844a33794a70d437d2a4cc295045f5e9efae03c","cross_cats_sorted":["physics.comp-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-10-03T23:29:10Z","title_canon_sha256":"b164895542563c368053cf018527d860a715b0d90850eaefa84fca384da6fc57"},"schema_version":"1.0","source":{"id":"1610.00791","kind":"arxiv","version":2}},"canonical_sha256":"1365dc586164547f632250688c54dfcc092955f687f574dff613252fba9dfb27","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1365dc586164547f632250688c54dfcc092955f687f574dff613252fba9dfb27","first_computed_at":"2026-05-18T00:48:09.533295Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:09.533295Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VnSbjd/m89VnuPpCl6+dBhfiIpj5o/Qt0WL4oD2ASTAO7smn2mJqp+8wjZ0dJNhjtbfRuRr6CxREM3xduzgoBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:09.533799Z","signed_message":"canonical_sha256_bytes"},"source_id":"1610.00791","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:aef5974e015e30abe73161f9d12f31648aeae867966e032f0f91d5fd48a698d7","sha256:c336f0749cd3c2e200a8350ab3c37eaffb8283729a9f9a4e9e32638dac5bed54"],"state_sha256":"71d66d7958fda16eadae631e197ed727d88636df64c759f472012164202c8203"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OKGszgvHY/YJVanyCGop8NbAE10vsqE8pZg5G2EzomZRJOnouWurCUlLCTNQLi9itMWsmq7xR/ZjkAm7PTQQBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T20:48:58.673016Z","bundle_sha256":"de34cec52dc1c911f538ccc7334f1c24b4d1d1cb2a221ca770f6474f7c327164"}}