{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:7CUXZWUQTSIBETXW637JTCDL22","short_pith_number":"pith:7CUXZWUQ","canonical_record":{"source":{"id":"2505.24272","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-05-30T06:48:38Z","cross_cats_sorted":[],"title_canon_sha256":"30d2b0137f162a5c29b632618159ac1d04138072fbafeed0f9b5841b88b180f6","abstract_canon_sha256":"28dfadb49daeb5ea856a7cae1a5f5b2b63eacb336cc45917190f0aaae9a390c8"},"schema_version":"1.0"},"canonical_sha256":"f8a97cda909c90124ef6f6fe99886bd69d1c9fb0a736cef11577119a1c9ba6f0","source":{"kind":"arxiv","id":"2505.24272","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.24272","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"arxiv_version","alias_value":"2505.24272v1","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.24272","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_12","alias_value":"7CUXZWUQTSIB","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_16","alias_value":"7CUXZWUQTSIBETXW","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_8","alias_value":"7CUXZWUQ","created_at":"2026-07-05T11:12:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:7CUXZWUQTSIBETXW637JTCDL22","target":"record","payload":{"canonical_record":{"source":{"id":"2505.24272","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-05-30T06:48:38Z","cross_cats_sorted":[],"title_canon_sha256":"30d2b0137f162a5c29b632618159ac1d04138072fbafeed0f9b5841b88b180f6","abstract_canon_sha256":"28dfadb49daeb5ea856a7cae1a5f5b2b63eacb336cc45917190f0aaae9a390c8"},"schema_version":"1.0"},"canonical_sha256":"f8a97cda909c90124ef6f6fe99886bd69d1c9fb0a736cef11577119a1c9ba6f0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:12:45.662456Z","signature_b64":"5cHN5dedJz2pBFURLKaDbnRyxq+kbzEnu0q343J8kOyCbz1t9a6Mdy2hsq9a08J7p3b7ToD++xLM8btxocVqDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8a97cda909c90124ef6f6fe99886bd69d1c9fb0a736cef11577119a1c9ba6f0","last_reissued_at":"2026-07-05T11:12:45.661895Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:12:45.661895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.24272","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":"2026-07-05T11:12:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uzsb2YGmK2Gw0/6xvLglsLkG9AFJrFvwaGbZClW9JW6RgUP95cl3ZtL2V/0l5p6Qn1K5QjbQC4ihYOyAWw6sAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:23:58.343197Z"},"content_sha256":"ed914dd41c8cf815d899226dfa5679819848940d8533099426a7c51fbef6a786","schema_version":"1.0","event_id":"sha256:ed914dd41c8cf815d899226dfa5679819848940d8533099426a7c51fbef6a786"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:7CUXZWUQTSIBETXW637JTCDL22","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$g$ Factor of Boron-like Tin","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.atom-ph","authors_text":"2), (2) Shanghai EBIT laboratory, B. Sikora (1), B. Tu (1, China), C. H. Keitel (1), C. M. K\\\"onig (1), F. Hei{\\ss}e (1), Fudan University, Germany, Heidelberg, Institute of Modern Physics, J. Morgner (1), K. Blaum (1) ((1) Max-Planck-Institut f\\\"ur Kernphysik, M. Moretti (1), N. S. Oreshkina (1), Shanghai, S. Sturm (1), T. Sailer (1), V. A. Yerokhin (1), Z. Harman (1)","submitted_at":"2025-05-30T06:48:38Z","abstract_excerpt":"In the ALPHATRAP experiment, the $g$ factor of boron-like $^{118}\\mathrm{Sn}^{45+}$ has been measured with a $0.5$ parts-per-billion uncertainty. This is the first high-precision measurement of a heavy boron-like $g$ factor. The measured value of $0.644\\,703\\,826\\,5(4)$ is consistent with the presented \\textit{ab initio} state-of-the-art theory calculations, which predict a value of $0.644\\,702\\,9(8)$. So far, the only boron-like $g$ factor measured with high precision has been $^{40}\\mathrm{Ar}^{13+}$. The measurement presented here therefore tests quantum electrodynamics as well as many-elec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.24272","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.24272/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T11:12:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BRlY/RXvdTeR5Cox/AEzVCIa/L3TGR1TwxfBFT/StQm3jYEKghEbMgQZbzqoi6wbhD56x4AcFZDPT4ukP+roDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T10:23:58.343689Z"},"content_sha256":"7370c05ec89a150a0c5dd7ade19412d973053cf18ac964c0849f94321b38ac03","schema_version":"1.0","event_id":"sha256:7370c05ec89a150a0c5dd7ade19412d973053cf18ac964c0849f94321b38ac03"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7CUXZWUQTSIBETXW637JTCDL22/bundle.json","state_url":"https://pith.science/pith/7CUXZWUQTSIBETXW637JTCDL22/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7CUXZWUQTSIBETXW637JTCDL22/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":"2026-08-08T10:23:58Z","links":{"resolver":"https://pith.science/pith/7CUXZWUQTSIBETXW637JTCDL22","bundle":"https://pith.science/pith/7CUXZWUQTSIBETXW637JTCDL22/bundle.json","state":"https://pith.science/pith/7CUXZWUQTSIBETXW637JTCDL22/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7CUXZWUQTSIBETXW637JTCDL22/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:7CUXZWUQTSIBETXW637JTCDL22","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":"28dfadb49daeb5ea856a7cae1a5f5b2b63eacb336cc45917190f0aaae9a390c8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-05-30T06:48:38Z","title_canon_sha256":"30d2b0137f162a5c29b632618159ac1d04138072fbafeed0f9b5841b88b180f6"},"schema_version":"1.0","source":{"id":"2505.24272","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.24272","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"arxiv_version","alias_value":"2505.24272v1","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.24272","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_12","alias_value":"7CUXZWUQTSIB","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_16","alias_value":"7CUXZWUQTSIBETXW","created_at":"2026-07-05T11:12:45Z"},{"alias_kind":"pith_short_8","alias_value":"7CUXZWUQ","created_at":"2026-07-05T11:12:45Z"}],"graph_snapshots":[{"event_id":"sha256:7370c05ec89a150a0c5dd7ade19412d973053cf18ac964c0849f94321b38ac03","target":"graph","created_at":"2026-07-05T11:12:45Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2505.24272/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the ALPHATRAP experiment, the $g$ factor of boron-like $^{118}\\mathrm{Sn}^{45+}$ has been measured with a $0.5$ parts-per-billion uncertainty. This is the first high-precision measurement of a heavy boron-like $g$ factor. The measured value of $0.644\\,703\\,826\\,5(4)$ is consistent with the presented \\textit{ab initio} state-of-the-art theory calculations, which predict a value of $0.644\\,702\\,9(8)$. So far, the only boron-like $g$ factor measured with high precision has been $^{40}\\mathrm{Ar}^{13+}$. The measurement presented here therefore tests quantum electrodynamics as well as many-elec","authors_text":"2), (2) Shanghai EBIT laboratory, B. Sikora (1), B. Tu (1, China), C. H. Keitel (1), C. M. K\\\"onig (1), F. Hei{\\ss}e (1), Fudan University, Germany, Heidelberg, Institute of Modern Physics, J. Morgner (1), K. Blaum (1) ((1) Max-Planck-Institut f\\\"ur Kernphysik, M. Moretti (1), N. S. Oreshkina (1), Shanghai, S. Sturm (1), T. Sailer (1), V. A. Yerokhin (1), Z. Harman (1)","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-05-30T06:48:38Z","title":"$g$ Factor of Boron-like Tin"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.24272","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:ed914dd41c8cf815d899226dfa5679819848940d8533099426a7c51fbef6a786","target":"record","created_at":"2026-07-05T11:12:45Z","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":"28dfadb49daeb5ea856a7cae1a5f5b2b63eacb336cc45917190f0aaae9a390c8","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.atom-ph","submitted_at":"2025-05-30T06:48:38Z","title_canon_sha256":"30d2b0137f162a5c29b632618159ac1d04138072fbafeed0f9b5841b88b180f6"},"schema_version":"1.0","source":{"id":"2505.24272","kind":"arxiv","version":1}},"canonical_sha256":"f8a97cda909c90124ef6f6fe99886bd69d1c9fb0a736cef11577119a1c9ba6f0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f8a97cda909c90124ef6f6fe99886bd69d1c9fb0a736cef11577119a1c9ba6f0","first_computed_at":"2026-07-05T11:12:45.661895Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:12:45.661895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5cHN5dedJz2pBFURLKaDbnRyxq+kbzEnu0q343J8kOyCbz1t9a6Mdy2hsq9a08J7p3b7ToD++xLM8btxocVqDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:12:45.662456Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.24272","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed914dd41c8cf815d899226dfa5679819848940d8533099426a7c51fbef6a786","sha256:7370c05ec89a150a0c5dd7ade19412d973053cf18ac964c0849f94321b38ac03"],"state_sha256":"d40604e5e93ea3bf312ffc21036533c6c5c522ad9cc11b341080ffcc2860542b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WyGGOYm+Z+QklSL+Fsj/GyaGWxA9Fejoo2Wm2clvObxA/Ne/0tHthbz5PxxJlNS5NpDxTI2FSp18qOlcISMmBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T10:23:58.346908Z","bundle_sha256":"8ef756da10c822722db6fb47466bc2de3c622f8c5c2f5318ae0a2d87f273e3af"}}