{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:4ISD7RPJY226QBMC6KMRJEZMWL","short_pith_number":"pith:4ISD7RPJ","canonical_record":{"source":{"id":"1612.05529","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-12-16T16:11:05Z","cross_cats_sorted":["physics.atm-clus","physics.comp-ph","quant-ph"],"title_canon_sha256":"fafbcff463e427f0014a1e58b6430208ba7fac7ee258b176dddb2588b94b13b3","abstract_canon_sha256":"1bc7b3314150df6b9b930b199af0c7f4ae12377b074783be1e408f7e622f8e54"},"schema_version":"1.0"},"canonical_sha256":"e2243fc5e9c6b5e80582f29914932cb2e2b2c0e7130d542a33e58924393feb85","source":{"kind":"arxiv","id":"1612.05529","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.05529","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"arxiv_version","alias_value":"1612.05529v2","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.05529","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"pith_short_12","alias_value":"4ISD7RPJY226","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4ISD7RPJY226QBMC","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4ISD7RPJ","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:4ISD7RPJY226QBMC6KMRJEZMWL","target":"record","payload":{"canonical_record":{"source":{"id":"1612.05529","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-12-16T16:11:05Z","cross_cats_sorted":["physics.atm-clus","physics.comp-ph","quant-ph"],"title_canon_sha256":"fafbcff463e427f0014a1e58b6430208ba7fac7ee258b176dddb2588b94b13b3","abstract_canon_sha256":"1bc7b3314150df6b9b930b199af0c7f4ae12377b074783be1e408f7e622f8e54"},"schema_version":"1.0"},"canonical_sha256":"e2243fc5e9c6b5e80582f29914932cb2e2b2c0e7130d542a33e58924393feb85","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:42.361793Z","signature_b64":"Rh4BWB1oZrNrvbFUZLX+EthRTGADx48qwhuI0weM/NxL7tdAUMcozuA/fd5lDUqJz2TSdL4Dd5nyhNrwAzs7Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e2243fc5e9c6b5e80582f29914932cb2e2b2c0e7130d542a33e58924393feb85","last_reissued_at":"2026-05-18T00:15:42.361201Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:42.361201Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.05529","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":"2026-05-18T00:15:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XA5bWAhuZTysgyqwJ3EzAmxzjwQzKbqEU85jLHGzRdHj6besD1ZHeekLOcG4klvCztZgGydY01cbExASXtYLCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:57:49.474794Z"},"content_sha256":"3bfe6543ae5d0d19831e022bd7b5e3f42a24e906b058e64cc5fce6b4a1209a47","schema_version":"1.0","event_id":"sha256:3bfe6543ae5d0d19831e022bd7b5e3f42a24e906b058e64cc5fce6b4a1209a47"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:4ISD7RPJY226QBMC6KMRJEZMWL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ARC: An open-source library for calculating properties of alkali Rydberg atoms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atm-clus","physics.comp-ph","quant-ph"],"primary_cat":"physics.atom-ph","authors_text":"C. S. Adams, J. D. Pritchard, K. J. Weatherill, N. \\v{S}ibali\\'c","submitted_at":"2016-12-16T16:11:05Z","abstract_excerpt":"We present an object-oriented Python library for computation of properties of highly-excited Rydberg states of alkali atoms. These include single-body effects such as dipole matrix elements, excited-state lifetimes (radiative and black-body limited) and Stark maps of atoms in external electric fields, as well as two-atom interaction potentials accounting for dipole and quadrupole coupling effects valid at both long and short range for arbitrary placement of the atomic dipoles. The package is cross-referenced to precise measurements of atomic energy levels and features extensive documentation t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.05529","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":"2026-05-18T00:15:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CLDcHBqdEOkK8yrEZJ3zVn5fVFFPws5KtlWnG+FH4al7mXppbNgSRmXYka1h6UAUjIsy06OsWvRteY1xsly5Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T05:57:49.475148Z"},"content_sha256":"91aafeda328e11a86f23a835ca9d1aad3d511cec463cc3c611d6059a68982ef7","schema_version":"1.0","event_id":"sha256:91aafeda328e11a86f23a835ca9d1aad3d511cec463cc3c611d6059a68982ef7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ISD7RPJY226QBMC6KMRJEZMWL/bundle.json","state_url":"https://pith.science/pith/4ISD7RPJY226QBMC6KMRJEZMWL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ISD7RPJY226QBMC6KMRJEZMWL/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":"2026-06-01T05:57:49Z","links":{"resolver":"https://pith.science/pith/4ISD7RPJY226QBMC6KMRJEZMWL","bundle":"https://pith.science/pith/4ISD7RPJY226QBMC6KMRJEZMWL/bundle.json","state":"https://pith.science/pith/4ISD7RPJY226QBMC6KMRJEZMWL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ISD7RPJY226QBMC6KMRJEZMWL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4ISD7RPJY226QBMC6KMRJEZMWL","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":"1bc7b3314150df6b9b930b199af0c7f4ae12377b074783be1e408f7e622f8e54","cross_cats_sorted":["physics.atm-clus","physics.comp-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-12-16T16:11:05Z","title_canon_sha256":"fafbcff463e427f0014a1e58b6430208ba7fac7ee258b176dddb2588b94b13b3"},"schema_version":"1.0","source":{"id":"1612.05529","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.05529","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"arxiv_version","alias_value":"1612.05529v2","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.05529","created_at":"2026-05-18T00:15:42Z"},{"alias_kind":"pith_short_12","alias_value":"4ISD7RPJY226","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4ISD7RPJY226QBMC","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4ISD7RPJ","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:91aafeda328e11a86f23a835ca9d1aad3d511cec463cc3c611d6059a68982ef7","target":"graph","created_at":"2026-05-18T00:15:42Z","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":"We present an object-oriented Python library for computation of properties of highly-excited Rydberg states of alkali atoms. These include single-body effects such as dipole matrix elements, excited-state lifetimes (radiative and black-body limited) and Stark maps of atoms in external electric fields, as well as two-atom interaction potentials accounting for dipole and quadrupole coupling effects valid at both long and short range for arbitrary placement of the atomic dipoles. The package is cross-referenced to precise measurements of atomic energy levels and features extensive documentation t","authors_text":"C. S. Adams, J. D. Pritchard, K. J. Weatherill, N. \\v{S}ibali\\'c","cross_cats":["physics.atm-clus","physics.comp-ph","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-12-16T16:11:05Z","title":"ARC: An open-source library for calculating properties of alkali Rydberg atoms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.05529","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":"sha256:3bfe6543ae5d0d19831e022bd7b5e3f42a24e906b058e64cc5fce6b4a1209a47","target":"record","created_at":"2026-05-18T00:15:42Z","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":"1bc7b3314150df6b9b930b199af0c7f4ae12377b074783be1e408f7e622f8e54","cross_cats_sorted":["physics.atm-clus","physics.comp-ph","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2016-12-16T16:11:05Z","title_canon_sha256":"fafbcff463e427f0014a1e58b6430208ba7fac7ee258b176dddb2588b94b13b3"},"schema_version":"1.0","source":{"id":"1612.05529","kind":"arxiv","version":2}},"canonical_sha256":"e2243fc5e9c6b5e80582f29914932cb2e2b2c0e7130d542a33e58924393feb85","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e2243fc5e9c6b5e80582f29914932cb2e2b2c0e7130d542a33e58924393feb85","first_computed_at":"2026-05-18T00:15:42.361201Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:15:42.361201Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Rh4BWB1oZrNrvbFUZLX+EthRTGADx48qwhuI0weM/NxL7tdAUMcozuA/fd5lDUqJz2TSdL4Dd5nyhNrwAzs7Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:15:42.361793Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.05529","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3bfe6543ae5d0d19831e022bd7b5e3f42a24e906b058e64cc5fce6b4a1209a47","sha256:91aafeda328e11a86f23a835ca9d1aad3d511cec463cc3c611d6059a68982ef7"],"state_sha256":"5050d0eb551302c91a05a0e25ff73dbebd40ec1844e04a2a3dab36459445780c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6zbtufOQN6+Omec/+A8NI+vDusjqISdiXat9lS4FfcqcaZR/6ESVOrMalPKFAc4uOO3S5tmVw2p0R8mUh8RJCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T05:57:49.477241Z","bundle_sha256":"3d5313a64613fdd8b2214e639fb5277a7bc7959739f994459e1d64a2de7c32e9"}}