{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:7HIHQKMTHDXXRRJFOJRDVCVSIP","short_pith_number":"pith:7HIHQKMT","canonical_record":{"source":{"id":"1003.5128","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-03-26T12:50:34Z","cross_cats_sorted":[],"title_canon_sha256":"a1473c30f5e89d8fed0b90cd27eec6da301ea997f67f33b24e5107b531a5703e","abstract_canon_sha256":"2ae296285e345e4ab8c202021a9b740f9a86bbb8380a15ffdf1edd3968fd8749"},"schema_version":"1.0"},"canonical_sha256":"f9d078299338ef78c52572623a8ab243fa835ed9b2201ff09d53c9a39a0d5bb6","source":{"kind":"arxiv","id":"1003.5128","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1003.5128","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"1003.5128v2","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.5128","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"7HIHQKMTHDXX","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"7HIHQKMTHDXXRRJF","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"7HIHQKMT","created_at":"2026-05-18T12:26:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:7HIHQKMTHDXXRRJFOJRDVCVSIP","target":"record","payload":{"canonical_record":{"source":{"id":"1003.5128","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-03-26T12:50:34Z","cross_cats_sorted":[],"title_canon_sha256":"a1473c30f5e89d8fed0b90cd27eec6da301ea997f67f33b24e5107b531a5703e","abstract_canon_sha256":"2ae296285e345e4ab8c202021a9b740f9a86bbb8380a15ffdf1edd3968fd8749"},"schema_version":"1.0"},"canonical_sha256":"f9d078299338ef78c52572623a8ab243fa835ed9b2201ff09d53c9a39a0d5bb6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:08:16.744631Z","signature_b64":"goeLGZ/a0kgEBVuRsmnqwvsJrfB8fV+IHjVTDuetIwGywB4q99cZK09WE+8LiwJiRvv0xEZ+mvOV/VH7eQ6eCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f9d078299338ef78c52572623a8ab243fa835ed9b2201ff09d53c9a39a0d5bb6","last_reissued_at":"2026-05-18T02:08:16.744189Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:08:16.744189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1003.5128","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":"2026-05-18T02:08:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e7ejKpl3t5xpw4P/mwRAvUpKOclT7Knegk8SCg7Q3nxRj83wLbhssqSD5bjkDFmpExftTKLXuSXpwV2P03/7Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:45:31.753704Z"},"content_sha256":"242b88ccf80a72c4e131742973265574ffd349e0cce26f6c0fc7a800275b7b8d","schema_version":"1.0","event_id":"sha256:242b88ccf80a72c4e131742973265574ffd349e0cce26f6c0fc7a800275b7b8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:7HIHQKMTHDXXRRJFOJRDVCVSIP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Discovery of Scandium, Titanium, Mercury, and Einsteinium Isotopes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Bury, D. Meierfrankenfeld, M. Thoennessen","submitted_at":"2010-03-26T12:50:34Z","abstract_excerpt":"Currently, twenty-three scandium, twenty-five titanium, forty mercury and seventeen einsteinium isotopes have been observed and the discovery of these isotopes is discussed here. For each isotope a brief synopsis of the first refereed publication, including the production and identification method, is presented."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.5128","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":"2026-05-18T02:08:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YVBo+U3lcceSu1At4ZfIEzJLP1rby3jjUpgPUJN8ssdZgKrDYiEpRLYLUZZxED4nw+Ll4icL2iA8aR35jQumCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T08:45:31.754040Z"},"content_sha256":"e97994374ebbb878d095db97c23045f7a6e08a7b118469e88957fb402c1aa050","schema_version":"1.0","event_id":"sha256:e97994374ebbb878d095db97c23045f7a6e08a7b118469e88957fb402c1aa050"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/bundle.json","state_url":"https://pith.science/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/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":"2026-06-05T08:45:31Z","links":{"resolver":"https://pith.science/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP","bundle":"https://pith.science/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/bundle.json","state":"https://pith.science/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7HIHQKMTHDXXRRJFOJRDVCVSIP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:7HIHQKMTHDXXRRJFOJRDVCVSIP","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":"2ae296285e345e4ab8c202021a9b740f9a86bbb8380a15ffdf1edd3968fd8749","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-03-26T12:50:34Z","title_canon_sha256":"a1473c30f5e89d8fed0b90cd27eec6da301ea997f67f33b24e5107b531a5703e"},"schema_version":"1.0","source":{"id":"1003.5128","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1003.5128","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"1003.5128v2","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1003.5128","created_at":"2026-05-18T02:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"7HIHQKMTHDXX","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_16","alias_value":"7HIHQKMTHDXXRRJF","created_at":"2026-05-18T12:26:04Z"},{"alias_kind":"pith_short_8","alias_value":"7HIHQKMT","created_at":"2026-05-18T12:26:04Z"}],"graph_snapshots":[{"event_id":"sha256:e97994374ebbb878d095db97c23045f7a6e08a7b118469e88957fb402c1aa050","target":"graph","created_at":"2026-05-18T02:08:16Z","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":"Currently, twenty-three scandium, twenty-five titanium, forty mercury and seventeen einsteinium isotopes have been observed and the discovery of these isotopes is discussed here. For each isotope a brief synopsis of the first refereed publication, including the production and identification method, is presented.","authors_text":"A. Bury, D. Meierfrankenfeld, M. Thoennessen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-03-26T12:50:34Z","title":"Discovery of Scandium, Titanium, Mercury, and Einsteinium Isotopes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1003.5128","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":"sha256:242b88ccf80a72c4e131742973265574ffd349e0cce26f6c0fc7a800275b7b8d","target":"record","created_at":"2026-05-18T02:08:16Z","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":"2ae296285e345e4ab8c202021a9b740f9a86bbb8380a15ffdf1edd3968fd8749","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2010-03-26T12:50:34Z","title_canon_sha256":"a1473c30f5e89d8fed0b90cd27eec6da301ea997f67f33b24e5107b531a5703e"},"schema_version":"1.0","source":{"id":"1003.5128","kind":"arxiv","version":2}},"canonical_sha256":"f9d078299338ef78c52572623a8ab243fa835ed9b2201ff09d53c9a39a0d5bb6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f9d078299338ef78c52572623a8ab243fa835ed9b2201ff09d53c9a39a0d5bb6","first_computed_at":"2026-05-18T02:08:16.744189Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:08:16.744189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"goeLGZ/a0kgEBVuRsmnqwvsJrfB8fV+IHjVTDuetIwGywB4q99cZK09WE+8LiwJiRvv0xEZ+mvOV/VH7eQ6eCA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:08:16.744631Z","signed_message":"canonical_sha256_bytes"},"source_id":"1003.5128","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:242b88ccf80a72c4e131742973265574ffd349e0cce26f6c0fc7a800275b7b8d","sha256:e97994374ebbb878d095db97c23045f7a6e08a7b118469e88957fb402c1aa050"],"state_sha256":"9a91ddec1aff8af0be816efa6d5f32842a5eae1f2e320ce1737945258de6cab9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YMOs+itdXMROG+f+F6+aQeSJpZUvyCFWtcQEW1jDEjlnJuxCS3h18maKEAzo9xMn+5c+bRX/3DUNcZXLb5evCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T08:45:31.755916Z","bundle_sha256":"7872288f314e7975252d8ed27d79dcb02ac74a739b268ba7f25caca97d458c83"}}