{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:Z6N6N3Y3DRWV663DIGJCCGHWII","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":"189d836abda57daab0cb3ffe1648df8622cb7d2a87b00e0692739db3a7317a38","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-06-18T09:06:50Z","title_canon_sha256":"aa615c4c34cc68a5c6853aba1d41c10f905811c779241f05b32ce92e93f7faa3"},"schema_version":"1.0","source":{"id":"1506.05588","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.05588","created_at":"2026-05-18T01:33:00Z"},{"alias_kind":"arxiv_version","alias_value":"1506.05588v1","created_at":"2026-05-18T01:33:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.05588","created_at":"2026-05-18T01:33:00Z"},{"alias_kind":"pith_short_12","alias_value":"Z6N6N3Y3DRWV","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"Z6N6N3Y3DRWV663D","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"Z6N6N3Y3","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:b2443a30d46398251cc46faa3aaa55e0aeb00c0e9d833318b5de7640abe303af","target":"graph","created_at":"2026-05-18T01:33:00Z","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":"Largely motivated by a number of applications, the van der Waals dispersion coefficients ($C_3$s) of the alkali ions (Li$^+$, Na$^+$, K$^+$ and Rb$^+$), the alkaline-earth ions (Ca$^+$, Sr$^+$, Ba$^+$ and Ra$^+$) and the inert gas atoms (He, Ne, Ar and Kr) with a graphene layer are determined precisely within the framework of Dirac model. For these calculations, we have evaluated the dynamic polarizabilities of the above atomic systems very accurately by evaluating the transition matrix elements employing relativistic many-body methods and using the experimental values of the excitation energi","authors_text":"Bindiya Arora, B.K. Sahoo, Kiranpreet Kaur","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-06-18T09:06:50Z","title":"Dispersion coefficients for the interactions of the alkali and alkaline-earth ions and inert gas atoms with a graphene layer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.05588","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":"sha256:3e069747c1a63d2a3352884ddbca976710e20c5f69e3c2bdb8903994e49a82eb","target":"record","created_at":"2026-05-18T01:33:00Z","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":"189d836abda57daab0cb3ffe1648df8622cb7d2a87b00e0692739db3a7317a38","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-06-18T09:06:50Z","title_canon_sha256":"aa615c4c34cc68a5c6853aba1d41c10f905811c779241f05b32ce92e93f7faa3"},"schema_version":"1.0","source":{"id":"1506.05588","kind":"arxiv","version":1}},"canonical_sha256":"cf9be6ef1b1c6d5f7b6341922118f642395ab94dca7c11932c140a156fea5d62","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf9be6ef1b1c6d5f7b6341922118f642395ab94dca7c11932c140a156fea5d62","first_computed_at":"2026-05-18T01:33:00.147649Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:33:00.147649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HYAO5GKIGPerui1EZ+6GNump28IRc40DfkDTZaubc9/nkntH49f397a9jVFUnTlZ2XjolLJp88ZLtWBYFkGWAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:33:00.148086Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.05588","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e069747c1a63d2a3352884ddbca976710e20c5f69e3c2bdb8903994e49a82eb","sha256:b2443a30d46398251cc46faa3aaa55e0aeb00c0e9d833318b5de7640abe303af"],"state_sha256":"9cb81ed7326d257eb77e95acf293f9181e06a47808ae475bbdff5aba4dd5f3a3"}