{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VIWIVY26EHK2RR2U3KZMC3SJIU","short_pith_number":"pith:VIWIVY26","canonical_record":{"source":{"id":"1301.3440","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-01-15T18:19:51Z","cross_cats_sorted":[],"title_canon_sha256":"451667441ad76722d165c91c7de4298e180814a2993239e6aa001bec8191cd30","abstract_canon_sha256":"d50c5394278ab397fc333a43762b9048456c7917b4e0938561941a760dc5d90b"},"schema_version":"1.0"},"canonical_sha256":"aa2c8ae35e21d5a8c754dab2c16e4945149201b34a5e8e7905f94f4c549d77ae","source":{"kind":"arxiv","id":"1301.3440","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.3440","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"arxiv_version","alias_value":"1301.3440v1","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.3440","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"pith_short_12","alias_value":"VIWIVY26EHK2","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VIWIVY26EHK2RR2U","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VIWIVY26","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VIWIVY26EHK2RR2U3KZMC3SJIU","target":"record","payload":{"canonical_record":{"source":{"id":"1301.3440","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-01-15T18:19:51Z","cross_cats_sorted":[],"title_canon_sha256":"451667441ad76722d165c91c7de4298e180814a2993239e6aa001bec8191cd30","abstract_canon_sha256":"d50c5394278ab397fc333a43762b9048456c7917b4e0938561941a760dc5d90b"},"schema_version":"1.0"},"canonical_sha256":"aa2c8ae35e21d5a8c754dab2c16e4945149201b34a5e8e7905f94f4c549d77ae","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:06.939929Z","signature_b64":"6j4GgStD+FaXZ+kfzQfAxoVwjxQQ164SURTkZrl45rI0/E5ky+MPDg4EcscajFioKMwXHxumxpCB0OEYIDv7Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa2c8ae35e21d5a8c754dab2c16e4945149201b34a5e8e7905f94f4c549d77ae","last_reissued_at":"2026-05-18T01:52:06.939532Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:06.939532Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.3440","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":"2026-05-18T01:52:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7ilfaEu0wAprIvmgXb07Zr0O/0b5WpoTZD5eE/QfP8HaLZMs/QJFlofQ5hDJmPw4+NQkz6JnRkam/igavxPVAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:24:19.916464Z"},"content_sha256":"df73918dea6f6013330cb58420db0fc22a61c8183643df2d327195661716f07a","schema_version":"1.0","event_id":"sha256:df73918dea6f6013330cb58420db0fc22a61c8183643df2d327195661716f07a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VIWIVY26EHK2RR2U3KZMC3SJIU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resonant Bound-Free Contributions to Thomson Scattering of X-rays by Warm Dense Matter","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"J. Nilsen, K. T. Cheng, W. R. Johnson","submitted_at":"2013-01-15T18:19:51Z","abstract_excerpt":"Recent calculations [Nilsen et al. arXiv:1212.5972] predict that contributions to the scattered photon spectrum from 3s and 3p bound states in chromium (Z=24) at metallic density and T=12 eV resonate below the respective bound-state thresholds. These resonances are shown to be closely related to continuum lowering, where 3d bound states in the free atom dissolve into a resonant l=2 partial wave in the continuum. The resulting d-state resonance dominates contributions to the bound-free dynamic structure function, leading to the predicted resonances in the scattered X-ray spectrum. Similar reson"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.3440","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":"2026-05-18T01:52:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YfsfsDgxTdT4e1EMMpvQDuR/l4W+wNiBpdXkNNokD7MI5/Y9qt3/ec4ij8B+k2Ht6H6L1oIGdzmqkBSOZiJ1Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:24:19.917339Z"},"content_sha256":"aba4cdf1c8beeddcf532eae5363331d6e6324413ee9a5ffd47d9c2960249ff9e","schema_version":"1.0","event_id":"sha256:aba4cdf1c8beeddcf532eae5363331d6e6324413ee9a5ffd47d9c2960249ff9e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/bundle.json","state_url":"https://pith.science/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/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":"2026-06-11T17:24:19Z","links":{"resolver":"https://pith.science/pith/VIWIVY26EHK2RR2U3KZMC3SJIU","bundle":"https://pith.science/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/bundle.json","state":"https://pith.science/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VIWIVY26EHK2RR2U3KZMC3SJIU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VIWIVY26EHK2RR2U3KZMC3SJIU","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":"d50c5394278ab397fc333a43762b9048456c7917b4e0938561941a760dc5d90b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-01-15T18:19:51Z","title_canon_sha256":"451667441ad76722d165c91c7de4298e180814a2993239e6aa001bec8191cd30"},"schema_version":"1.0","source":{"id":"1301.3440","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.3440","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"arxiv_version","alias_value":"1301.3440v1","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.3440","created_at":"2026-05-18T01:52:06Z"},{"alias_kind":"pith_short_12","alias_value":"VIWIVY26EHK2","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VIWIVY26EHK2RR2U","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VIWIVY26","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:aba4cdf1c8beeddcf532eae5363331d6e6324413ee9a5ffd47d9c2960249ff9e","target":"graph","created_at":"2026-05-18T01:52:06Z","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":"Recent calculations [Nilsen et al. arXiv:1212.5972] predict that contributions to the scattered photon spectrum from 3s and 3p bound states in chromium (Z=24) at metallic density and T=12 eV resonate below the respective bound-state thresholds. These resonances are shown to be closely related to continuum lowering, where 3d bound states in the free atom dissolve into a resonant l=2 partial wave in the continuum. The resulting d-state resonance dominates contributions to the bound-free dynamic structure function, leading to the predicted resonances in the scattered X-ray spectrum. Similar reson","authors_text":"J. Nilsen, K. T. Cheng, W. R. Johnson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-01-15T18:19:51Z","title":"Resonant Bound-Free Contributions to Thomson Scattering of X-rays by Warm Dense Matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.3440","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:df73918dea6f6013330cb58420db0fc22a61c8183643df2d327195661716f07a","target":"record","created_at":"2026-05-18T01:52:06Z","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":"d50c5394278ab397fc333a43762b9048456c7917b4e0938561941a760dc5d90b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-01-15T18:19:51Z","title_canon_sha256":"451667441ad76722d165c91c7de4298e180814a2993239e6aa001bec8191cd30"},"schema_version":"1.0","source":{"id":"1301.3440","kind":"arxiv","version":1}},"canonical_sha256":"aa2c8ae35e21d5a8c754dab2c16e4945149201b34a5e8e7905f94f4c549d77ae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa2c8ae35e21d5a8c754dab2c16e4945149201b34a5e8e7905f94f4c549d77ae","first_computed_at":"2026-05-18T01:52:06.939532Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:52:06.939532Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"6j4GgStD+FaXZ+kfzQfAxoVwjxQQ164SURTkZrl45rI0/E5ky+MPDg4EcscajFioKMwXHxumxpCB0OEYIDv7Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:52:06.939929Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.3440","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df73918dea6f6013330cb58420db0fc22a61c8183643df2d327195661716f07a","sha256:aba4cdf1c8beeddcf532eae5363331d6e6324413ee9a5ffd47d9c2960249ff9e"],"state_sha256":"e86297e408e6f92317b879bd3f59befc55c5df9b89862c14f669a31d696fd9eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ndcgY8R+DFp32LEI7VQ4Dn2qMXgFLc3yB9vS7Htt/KHStEEVx9KF63MaNVvKyIZtHvtmQG0eL7UHCaFxvhvjAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T17:24:19.922131Z","bundle_sha256":"81873665ce68ee77f29957695ec2d10710c7f4b43b2bcab045bd797e277c3a06"}}