{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6LABUUNMPUYBXN66UGQTSSKBDJ","short_pith_number":"pith:6LABUUNM","canonical_record":{"source":{"id":"1410.7974","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-10-29T13:34:06Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"031bddfa39ba4ead18b257c5992d96fb09686e9c57f7b4890f02b93f029f39cf","abstract_canon_sha256":"7738e2763b9537545a27c29804dfc5cd50e92b02ff119d90f248af31e3704f11"},"schema_version":"1.0"},"canonical_sha256":"f2c01a51ac7d301bb7dea1a13949411a476a0088b1862cefff2e2ca143c2fca6","source":{"kind":"arxiv","id":"1410.7974","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.7974","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"arxiv_version","alias_value":"1410.7974v1","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7974","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"pith_short_12","alias_value":"6LABUUNMPUYB","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6LABUUNMPUYBXN66","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6LABUUNM","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6LABUUNMPUYBXN66UGQTSSKBDJ","target":"record","payload":{"canonical_record":{"source":{"id":"1410.7974","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-10-29T13:34:06Z","cross_cats_sorted":["physics.plasm-ph"],"title_canon_sha256":"031bddfa39ba4ead18b257c5992d96fb09686e9c57f7b4890f02b93f029f39cf","abstract_canon_sha256":"7738e2763b9537545a27c29804dfc5cd50e92b02ff119d90f248af31e3704f11"},"schema_version":"1.0"},"canonical_sha256":"f2c01a51ac7d301bb7dea1a13949411a476a0088b1862cefff2e2ca143c2fca6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:07.703190Z","signature_b64":"oOEmecV5XG3l0LFIvfRm/aCjQs0XTxsXFELzd5myPX4pN5mw7WgRlilHWVpTh0DurGrEZpeZ5GL6FK5pxBSKDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2c01a51ac7d301bb7dea1a13949411a476a0088b1862cefff2e2ca143c2fca6","last_reissued_at":"2026-05-18T02:39:07.702599Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:07.702599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.7974","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":"2026-05-18T02:39:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GjpXxEU6ignH12WuTSAaHcy2B9RHjvRJLw9UoGfpaq2YPu5FR26uDkVIzQc+Ptrvg0ymasKeRMLS5a+T+xSXBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:16:27.220366Z"},"content_sha256":"f9b725998120086b2fa2b8912dd7f16c7ed6ba2e7a0018874c517367b90eae45","schema_version":"1.0","event_id":"sha256:f9b725998120086b2fa2b8912dd7f16c7ed6ba2e7a0018874c517367b90eae45"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6LABUUNMPUYBXN66UGQTSSKBDJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Production of High-Intensity, Highly Charged Ions","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["physics.plasm-ph"],"primary_cat":"physics.acc-ph","authors_text":"Catania), LNS, S. Gammino (INFN","submitted_at":"2014-10-29T13:34:06Z","abstract_excerpt":"In the past three decades, the development of nuclear physics facilities for fundamental and applied science purposes has required an increasing current of multicharged ion beams. Multiple ionization implies the formation of dense and energetic plasmas, which, in turn, requires specific plasma trapping configurations. Two types of ion source have been able to produce very high charge states in a reliable and reproducible way: electron beam ion sources (EBIS) and electron cyclotron resonance ion sources (ECRIS). Multiple ionization is also obtained in laser-generated plasmas (laser ion sources "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7974","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":"2026-05-18T02:39:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3VWarpUL3QzBWVdbbzgCGVhcU7rooNEY2/buCjOIA/R0xejlzO5J3JmDowEmCC4Z+N94+dDSl6MztUx7JljiAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T18:16:27.221043Z"},"content_sha256":"f616a97878a69ff658888e788c76b66088864d3ea6006211803e8062d65d2efc","schema_version":"1.0","event_id":"sha256:f616a97878a69ff658888e788c76b66088864d3ea6006211803e8062d65d2efc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/bundle.json","state_url":"https://pith.science/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/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":"2026-05-31T18:16:27Z","links":{"resolver":"https://pith.science/pith/6LABUUNMPUYBXN66UGQTSSKBDJ","bundle":"https://pith.science/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/bundle.json","state":"https://pith.science/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6LABUUNMPUYBXN66UGQTSSKBDJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6LABUUNMPUYBXN66UGQTSSKBDJ","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":"7738e2763b9537545a27c29804dfc5cd50e92b02ff119d90f248af31e3704f11","cross_cats_sorted":["physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-10-29T13:34:06Z","title_canon_sha256":"031bddfa39ba4ead18b257c5992d96fb09686e9c57f7b4890f02b93f029f39cf"},"schema_version":"1.0","source":{"id":"1410.7974","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.7974","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"arxiv_version","alias_value":"1410.7974v1","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7974","created_at":"2026-05-18T02:39:07Z"},{"alias_kind":"pith_short_12","alias_value":"6LABUUNMPUYB","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6LABUUNMPUYBXN66","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6LABUUNM","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:f616a97878a69ff658888e788c76b66088864d3ea6006211803e8062d65d2efc","target":"graph","created_at":"2026-05-18T02:39:07Z","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":"In the past three decades, the development of nuclear physics facilities for fundamental and applied science purposes has required an increasing current of multicharged ion beams. Multiple ionization implies the formation of dense and energetic plasmas, which, in turn, requires specific plasma trapping configurations. Two types of ion source have been able to produce very high charge states in a reliable and reproducible way: electron beam ion sources (EBIS) and electron cyclotron resonance ion sources (ECRIS). Multiple ionization is also obtained in laser-generated plasmas (laser ion sources ","authors_text":"Catania), LNS, S. Gammino (INFN","cross_cats":["physics.plasm-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-10-29T13:34:06Z","title":"Production of High-Intensity, Highly Charged Ions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7974","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:f9b725998120086b2fa2b8912dd7f16c7ed6ba2e7a0018874c517367b90eae45","target":"record","created_at":"2026-05-18T02:39:07Z","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":"7738e2763b9537545a27c29804dfc5cd50e92b02ff119d90f248af31e3704f11","cross_cats_sorted":["physics.plasm-ph"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"physics.acc-ph","submitted_at":"2014-10-29T13:34:06Z","title_canon_sha256":"031bddfa39ba4ead18b257c5992d96fb09686e9c57f7b4890f02b93f029f39cf"},"schema_version":"1.0","source":{"id":"1410.7974","kind":"arxiv","version":1}},"canonical_sha256":"f2c01a51ac7d301bb7dea1a13949411a476a0088b1862cefff2e2ca143c2fca6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2c01a51ac7d301bb7dea1a13949411a476a0088b1862cefff2e2ca143c2fca6","first_computed_at":"2026-05-18T02:39:07.702599Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:07.702599Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oOEmecV5XG3l0LFIvfRm/aCjQs0XTxsXFELzd5myPX4pN5mw7WgRlilHWVpTh0DurGrEZpeZ5GL6FK5pxBSKDw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:07.703190Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.7974","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f9b725998120086b2fa2b8912dd7f16c7ed6ba2e7a0018874c517367b90eae45","sha256:f616a97878a69ff658888e788c76b66088864d3ea6006211803e8062d65d2efc"],"state_sha256":"8287cb413a63662405ae2b5c76f5d8d1a9e0b41e8299cb08492fd69cfa107ce0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2vire73ouHl0Owq/NHW9vTvKeG7/4nYLKrEU387i2tHYZ2Jp5XRTasktc9ULerr9hReiyByyML9ERX9aojciDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T18:16:27.224698Z","bundle_sha256":"e084e007aafd9ec57467b318b51b56207e34daa52e9f1d21b4ebb77b12666335"}}