{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:LGR7KZYBZX74WYQTCLY77XRPVI","short_pith_number":"pith:LGR7KZYB","canonical_record":{"source":{"id":"1202.3279","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-02-15T11:11:00Z","cross_cats_sorted":[],"title_canon_sha256":"3d6d13ca9a32e0f9840b4c0d6b760121c9e076a9393428c5b1ab9b0666724eea","abstract_canon_sha256":"076557e8751fc4b5eeb32a91b016b616f2cc452b723ac55490aacf4faeddd1d1"},"schema_version":"1.0"},"canonical_sha256":"59a3f56701cdffcb621312f1ffde2faa27b5229decf2c7a72407846f78e9f0fa","source":{"kind":"arxiv","id":"1202.3279","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.3279","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"arxiv_version","alias_value":"1202.3279v2","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.3279","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"pith_short_12","alias_value":"LGR7KZYBZX74","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LGR7KZYBZX74WYQT","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LGR7KZYB","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:LGR7KZYBZX74WYQTCLY77XRPVI","target":"record","payload":{"canonical_record":{"source":{"id":"1202.3279","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-02-15T11:11:00Z","cross_cats_sorted":[],"title_canon_sha256":"3d6d13ca9a32e0f9840b4c0d6b760121c9e076a9393428c5b1ab9b0666724eea","abstract_canon_sha256":"076557e8751fc4b5eeb32a91b016b616f2cc452b723ac55490aacf4faeddd1d1"},"schema_version":"1.0"},"canonical_sha256":"59a3f56701cdffcb621312f1ffde2faa27b5229decf2c7a72407846f78e9f0fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:28.138713Z","signature_b64":"R7+cqdOwvwFnyPIYLFxuplr0IP2TclJ+pelcS66cSJgMhwXXE2uRPVGburPrjHDdMMXuJKsC/UhLRcV+2R1CDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"59a3f56701cdffcb621312f1ffde2faa27b5229decf2c7a72407846f78e9f0fa","last_reissued_at":"2026-05-18T01:58:28.138179Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:28.138179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.3279","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":"2026-05-18T01:58:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vmqZ48rrhyv3JcFtE3/WC0F+Qe4Ld95xgCu3VbVxy8t6+EJy5jvL5B5pmYaqsURHxKk9CV1+AuAGZqC+3D0UBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:45:09.911146Z"},"content_sha256":"d535eac0db98fa73ad2fd64b7b35dac3ad4db01aefbcb64b72a9ba73e6c12713","schema_version":"1.0","event_id":"sha256:d535eac0db98fa73ad2fd64b7b35dac3ad4db01aefbcb64b72a9ba73e6c12713"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:LGR7KZYBZX74WYQTCLY77XRPVI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"2008 LC18: a potentially unstable Neptune Trojan","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"J. Horner, M. T. Bannister, P. Francis, P. S. Lykawka","submitted_at":"2012-02-15T11:11:00Z","abstract_excerpt":"The recent discovery of the first Neptune Trojan at the planet's trailing (L5) Lagrange point, 2008 LC18, offers an opportunity to confirm the formation mechanism of a member of this important tracer population for the Solar system's dynamical history. We tested the stability of 2008 LC18's orbit through a detailed dynamical study, using test particles spread across the orbital uncertainties in a, e, i and {\\Omega}. This showed that the wide uncertainties of the published orbit span regions of both extreme dynamical instability, with lifetimes < 100 Myr, and with significant stability (> 1 Gyr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.3279","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":"2026-05-18T01:58:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q3Hi3RNeTJeWJBgdAl8pC95F03dBJxagDQYEGqrqg8jm9/etWy1lySvLXFR9Oim6BQA1BEXxV41wiZhaqWmzDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T03:45:09.911894Z"},"content_sha256":"1372c957016b83b133a29aad8e67cf40e181e42d386efa2443219d62c0c18135","schema_version":"1.0","event_id":"sha256:1372c957016b83b133a29aad8e67cf40e181e42d386efa2443219d62c0c18135"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LGR7KZYBZX74WYQTCLY77XRPVI/bundle.json","state_url":"https://pith.science/pith/LGR7KZYBZX74WYQTCLY77XRPVI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LGR7KZYBZX74WYQTCLY77XRPVI/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":"2026-05-26T03:45:09Z","links":{"resolver":"https://pith.science/pith/LGR7KZYBZX74WYQTCLY77XRPVI","bundle":"https://pith.science/pith/LGR7KZYBZX74WYQTCLY77XRPVI/bundle.json","state":"https://pith.science/pith/LGR7KZYBZX74WYQTCLY77XRPVI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LGR7KZYBZX74WYQTCLY77XRPVI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:LGR7KZYBZX74WYQTCLY77XRPVI","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":"076557e8751fc4b5eeb32a91b016b616f2cc452b723ac55490aacf4faeddd1d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-02-15T11:11:00Z","title_canon_sha256":"3d6d13ca9a32e0f9840b4c0d6b760121c9e076a9393428c5b1ab9b0666724eea"},"schema_version":"1.0","source":{"id":"1202.3279","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.3279","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"arxiv_version","alias_value":"1202.3279v2","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.3279","created_at":"2026-05-18T01:58:28Z"},{"alias_kind":"pith_short_12","alias_value":"LGR7KZYBZX74","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"LGR7KZYBZX74WYQT","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"LGR7KZYB","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:1372c957016b83b133a29aad8e67cf40e181e42d386efa2443219d62c0c18135","target":"graph","created_at":"2026-05-18T01:58:28Z","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":"The recent discovery of the first Neptune Trojan at the planet's trailing (L5) Lagrange point, 2008 LC18, offers an opportunity to confirm the formation mechanism of a member of this important tracer population for the Solar system's dynamical history. We tested the stability of 2008 LC18's orbit through a detailed dynamical study, using test particles spread across the orbital uncertainties in a, e, i and {\\Omega}. This showed that the wide uncertainties of the published orbit span regions of both extreme dynamical instability, with lifetimes < 100 Myr, and with significant stability (> 1 Gyr","authors_text":"J. Horner, M. T. Bannister, P. Francis, P. S. Lykawka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-02-15T11:11:00Z","title":"2008 LC18: a potentially unstable Neptune Trojan"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.3279","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:d535eac0db98fa73ad2fd64b7b35dac3ad4db01aefbcb64b72a9ba73e6c12713","target":"record","created_at":"2026-05-18T01:58:28Z","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":"076557e8751fc4b5eeb32a91b016b616f2cc452b723ac55490aacf4faeddd1d1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-02-15T11:11:00Z","title_canon_sha256":"3d6d13ca9a32e0f9840b4c0d6b760121c9e076a9393428c5b1ab9b0666724eea"},"schema_version":"1.0","source":{"id":"1202.3279","kind":"arxiv","version":2}},"canonical_sha256":"59a3f56701cdffcb621312f1ffde2faa27b5229decf2c7a72407846f78e9f0fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"59a3f56701cdffcb621312f1ffde2faa27b5229decf2c7a72407846f78e9f0fa","first_computed_at":"2026-05-18T01:58:28.138179Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:28.138179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R7+cqdOwvwFnyPIYLFxuplr0IP2TclJ+pelcS66cSJgMhwXXE2uRPVGburPrjHDdMMXuJKsC/UhLRcV+2R1CDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:28.138713Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.3279","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d535eac0db98fa73ad2fd64b7b35dac3ad4db01aefbcb64b72a9ba73e6c12713","sha256:1372c957016b83b133a29aad8e67cf40e181e42d386efa2443219d62c0c18135"],"state_sha256":"959712a9f9a9be2f9de9e7fbd7aada2c97b32d53ecb60fbdf0a086ba8787e6b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TQgLt0Fi/gcz7WYeqJ7vT2uOmAYZyXkv8wpYoj9YYOhR3iJ3GKtTzyEBY1BriK7RGs8Xz+oPxT0pVOV9bcPhDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T03:45:09.915665Z","bundle_sha256":"e6ccdcb94754a28876e7412e81295e02ee401263a689c56c723766a869b99e05"}}