{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:3DW34W4TZ7ID7LEPALAZY3AIYF","short_pith_number":"pith:3DW34W4T","canonical_record":{"source":{"id":"0910.2209","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-10-12T17:31:38Z","cross_cats_sorted":["physics.pop-ph"],"title_canon_sha256":"38627c313ea98c2daa296881ee04d25636f20a17262dc8cef3de0acf1769600a","abstract_canon_sha256":"94d49164dfefd9bdd33f6f6076469a47b37ca6aab714960f8f51907ac0e54721"},"schema_version":"1.0"},"canonical_sha256":"d8edbe5b93cfd03fac8f02c19c6c08c162ce5a191108efb513458cd5ca383e63","source":{"kind":"arxiv","id":"0910.2209","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.2209","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"arxiv_version","alias_value":"0910.2209v1","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2209","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"pith_short_12","alias_value":"3DW34W4TZ7ID","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"3DW34W4TZ7ID7LEP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"3DW34W4T","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:3DW34W4TZ7ID7LEPALAZY3AIYF","target":"record","payload":{"canonical_record":{"source":{"id":"0910.2209","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-10-12T17:31:38Z","cross_cats_sorted":["physics.pop-ph"],"title_canon_sha256":"38627c313ea98c2daa296881ee04d25636f20a17262dc8cef3de0acf1769600a","abstract_canon_sha256":"94d49164dfefd9bdd33f6f6076469a47b37ca6aab714960f8f51907ac0e54721"},"schema_version":"1.0"},"canonical_sha256":"d8edbe5b93cfd03fac8f02c19c6c08c162ce5a191108efb513458cd5ca383e63","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:07:29.464823Z","signature_b64":"P9dyzL/x5R53GzHPt8uNlZMP9SxxJ+YpDz83N6iY+phnQC8Z0KWTfg5Os+gcKhUrmS6Gpce01FAMokWrEBQCAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8edbe5b93cfd03fac8f02c19c6c08c162ce5a191108efb513458cd5ca383e63","last_reissued_at":"2026-05-18T04:07:29.464156Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:07:29.464156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0910.2209","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":"2026-05-18T04:07:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PwLZz850s8dXNnw3gXR/dAWz/JYAucLc3NbcWjMlPUrzDwMtrzRt2lTBfUZGfxRdZTjDP7o7rF07x4TLPvGUCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:32:57.424943Z"},"content_sha256":"2f06b388dc73160fc2eaf61042d4d485c6066caffcf20358359483d2a727ae53","schema_version":"1.0","event_id":"sha256:2f06b388dc73160fc2eaf61042d4d485c6066caffcf20358359483d2a727ae53"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:3DW34W4TZ7ID7LEPALAZY3AIYF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Atoms as perfect oscillators?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.pop-ph"],"primary_cat":"physics.atom-ph","authors_text":"Augusto Gonzalez, Gabriel J. Gil Perez","submitted_at":"2009-10-12T17:31:38Z","abstract_excerpt":"By using Supersymmetric Quantum Mechanics and Semiclassical Quantization, one may argue that the low-lying excited states of any quantum system can be modeled by a set of harmonic oscillators. In the present paper, we fit the experimental excitation spectra of atoms with atomic number 2< Z< 36 to a simple harmonic oscillator model with two parameters: the number of degrees of freedom, d, and the effective frequency, \\omega. The obtained \\hbar\\omega takes values around 0.03 (in atomic units), whereas d shows clear shell filling effects, that is, takes high values for the noble gases, suggesting"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2209","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":"2026-05-18T04:07:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ynwLwKhtpocfeS5bDmriXowOH7vpuKc3jTXzXaG88NJ3dQMm/qOeCxbzdFY7yBQayMQy4r2TTuZk8YhOho7mCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:32:57.425305Z"},"content_sha256":"cd11a0b369a4f754ccd4bb7cf26b091f45a3cd375f01591a49129146ab70501c","schema_version":"1.0","event_id":"sha256:cd11a0b369a4f754ccd4bb7cf26b091f45a3cd375f01591a49129146ab70501c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/bundle.json","state_url":"https://pith.science/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/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":"2026-05-28T13:32:57Z","links":{"resolver":"https://pith.science/pith/3DW34W4TZ7ID7LEPALAZY3AIYF","bundle":"https://pith.science/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/bundle.json","state":"https://pith.science/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3DW34W4TZ7ID7LEPALAZY3AIYF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:3DW34W4TZ7ID7LEPALAZY3AIYF","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":"94d49164dfefd9bdd33f6f6076469a47b37ca6aab714960f8f51907ac0e54721","cross_cats_sorted":["physics.pop-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-10-12T17:31:38Z","title_canon_sha256":"38627c313ea98c2daa296881ee04d25636f20a17262dc8cef3de0acf1769600a"},"schema_version":"1.0","source":{"id":"0910.2209","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0910.2209","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"arxiv_version","alias_value":"0910.2209v1","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2209","created_at":"2026-05-18T04:07:29Z"},{"alias_kind":"pith_short_12","alias_value":"3DW34W4TZ7ID","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"3DW34W4TZ7ID7LEP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"3DW34W4T","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:cd11a0b369a4f754ccd4bb7cf26b091f45a3cd375f01591a49129146ab70501c","target":"graph","created_at":"2026-05-18T04:07:29Z","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 using Supersymmetric Quantum Mechanics and Semiclassical Quantization, one may argue that the low-lying excited states of any quantum system can be modeled by a set of harmonic oscillators. In the present paper, we fit the experimental excitation spectra of atoms with atomic number 2< Z< 36 to a simple harmonic oscillator model with two parameters: the number of degrees of freedom, d, and the effective frequency, \\omega. The obtained \\hbar\\omega takes values around 0.03 (in atomic units), whereas d shows clear shell filling effects, that is, takes high values for the noble gases, suggesting","authors_text":"Augusto Gonzalez, Gabriel J. Gil Perez","cross_cats":["physics.pop-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-10-12T17:31:38Z","title":"Atoms as perfect oscillators?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2209","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":"sha256:2f06b388dc73160fc2eaf61042d4d485c6066caffcf20358359483d2a727ae53","target":"record","created_at":"2026-05-18T04:07:29Z","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":"94d49164dfefd9bdd33f6f6076469a47b37ca6aab714960f8f51907ac0e54721","cross_cats_sorted":["physics.pop-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2009-10-12T17:31:38Z","title_canon_sha256":"38627c313ea98c2daa296881ee04d25636f20a17262dc8cef3de0acf1769600a"},"schema_version":"1.0","source":{"id":"0910.2209","kind":"arxiv","version":1}},"canonical_sha256":"d8edbe5b93cfd03fac8f02c19c6c08c162ce5a191108efb513458cd5ca383e63","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d8edbe5b93cfd03fac8f02c19c6c08c162ce5a191108efb513458cd5ca383e63","first_computed_at":"2026-05-18T04:07:29.464156Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:07:29.464156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P9dyzL/x5R53GzHPt8uNlZMP9SxxJ+YpDz83N6iY+phnQC8Z0KWTfg5Os+gcKhUrmS6Gpce01FAMokWrEBQCAg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:07:29.464823Z","signed_message":"canonical_sha256_bytes"},"source_id":"0910.2209","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2f06b388dc73160fc2eaf61042d4d485c6066caffcf20358359483d2a727ae53","sha256:cd11a0b369a4f754ccd4bb7cf26b091f45a3cd375f01591a49129146ab70501c"],"state_sha256":"1657baca4d014719c123c3641ff396f94878c8ed3a8090103f2c62f47d2a6cc4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HhZGFmBMdnN3zWhZDCfPrdtrShV8GtDULygY0e6tLndKyomW+hAweKR6tMVshmHb/ta/xLlUDeQcnUX5puccDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T13:32:57.427370Z","bundle_sha256":"f0d181c1347fa693e83178c8d7d8eb5b2d5ba84d27f992fd200a57b878406931"}}