{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:DVVYTEPB3ZSTAIYBVBKZVQ26NS","short_pith_number":"pith:DVVYTEPB","canonical_record":{"source":{"id":"1206.4938","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-06-21T16:48:34Z","cross_cats_sorted":[],"title_canon_sha256":"4285e8861d7278072f0b969e616836e9d9c66aede0ad12dc742b0ccb6d5217aa","abstract_canon_sha256":"ac3edf3623da91091459075f2c3bae3df5b7ff8bdede11a1f62f73ec5bb86e6d"},"schema_version":"1.0"},"canonical_sha256":"1d6b8991e1de65302301a8559ac35e6cbd01ef11c83337e5ffab9a5f223ba226","source":{"kind":"arxiv","id":"1206.4938","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.4938","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"arxiv_version","alias_value":"1206.4938v1","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.4938","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"pith_short_12","alias_value":"DVVYTEPB3ZST","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DVVYTEPB3ZSTAIYB","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DVVYTEPB","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:DVVYTEPB3ZSTAIYBVBKZVQ26NS","target":"record","payload":{"canonical_record":{"source":{"id":"1206.4938","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-06-21T16:48:34Z","cross_cats_sorted":[],"title_canon_sha256":"4285e8861d7278072f0b969e616836e9d9c66aede0ad12dc742b0ccb6d5217aa","abstract_canon_sha256":"ac3edf3623da91091459075f2c3bae3df5b7ff8bdede11a1f62f73ec5bb86e6d"},"schema_version":"1.0"},"canonical_sha256":"1d6b8991e1de65302301a8559ac35e6cbd01ef11c83337e5ffab9a5f223ba226","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:49.516486Z","signature_b64":"d9VAH3RfPBtd3CLEP9J04JYiVpVH7J70491yp0cWy/REEhXGpYyYlbHqnKM8JkttAJFHu31YPPOA7XE7mH0CDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1d6b8991e1de65302301a8559ac35e6cbd01ef11c83337e5ffab9a5f223ba226","last_reissued_at":"2026-05-18T01:56:49.515819Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:49.515819Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1206.4938","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":"2026-05-18T01:56:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8VR1OW6stKmtXGaFDDJNBtPKzlJ382v4c7DcQDBseSpMu/dPkFbiyfb7l5t0DWqMb4k0+K0sOQRkA8QpX3XBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:13:47.968544Z"},"content_sha256":"86559731526913009c1b174fb0985be33100d227d07401a2e5be970362a52007","schema_version":"1.0","event_id":"sha256:86559731526913009c1b174fb0985be33100d227d07401a2e5be970362a52007"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:DVVYTEPB3ZSTAIYBVBKZVQ26NS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"BD+48 740 - Li overabundant giant star with a planet. A case of recent engulfment?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. Niedzielski, A. Wolszczan, E. Villaver, G. Nowak, M. Adam\\'ow","submitted_at":"2012-06-21T16:48:34Z","abstract_excerpt":"We report the discovery of a unique object, BD+48 740, a lithium overabundant giant with A(Li)=2.33 +/- 0.04 (where A(Li) = log(n_Li/n_H) + 12), that exhibits radial velocity (RV) variations consistent with a 1.6 M_J companion in a highly eccentric, e = 0.67 +/- 0.17 and extended, a=1.89 AU (P=771 d), orbit. The high eccentricity of the planet is uncommon among planetary systems orbiting evolved stars and so is the high lithium abundance in a giant star. The ingestion by the star of a putative second planet in the system originally in a closer orbit, could possibly allow for a single explanati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.4938","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":"2026-05-18T01:56:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PXw0PLJcaw01eYZcIR3scx0fajaeMANpnWVhOAa4kNSb8n484RXzW2ROZ07IjtfMQed0v1RjTLlUyoSxM/RPDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:13:47.969165Z"},"content_sha256":"4edae06c43a63f5e45dd219c1f5e8facf2e16ff8e9540dfe32701173bafa5a76","schema_version":"1.0","event_id":"sha256:4edae06c43a63f5e45dd219c1f5e8facf2e16ff8e9540dfe32701173bafa5a76"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/bundle.json","state_url":"https://pith.science/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/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":"2026-05-31T03:13:47Z","links":{"resolver":"https://pith.science/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS","bundle":"https://pith.science/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/bundle.json","state":"https://pith.science/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DVVYTEPB3ZSTAIYBVBKZVQ26NS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DVVYTEPB3ZSTAIYBVBKZVQ26NS","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":"ac3edf3623da91091459075f2c3bae3df5b7ff8bdede11a1f62f73ec5bb86e6d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-06-21T16:48:34Z","title_canon_sha256":"4285e8861d7278072f0b969e616836e9d9c66aede0ad12dc742b0ccb6d5217aa"},"schema_version":"1.0","source":{"id":"1206.4938","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1206.4938","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"arxiv_version","alias_value":"1206.4938v1","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1206.4938","created_at":"2026-05-18T01:56:49Z"},{"alias_kind":"pith_short_12","alias_value":"DVVYTEPB3ZST","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DVVYTEPB3ZSTAIYB","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DVVYTEPB","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:4edae06c43a63f5e45dd219c1f5e8facf2e16ff8e9540dfe32701173bafa5a76","target":"graph","created_at":"2026-05-18T01:56:49Z","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 report the discovery of a unique object, BD+48 740, a lithium overabundant giant with A(Li)=2.33 +/- 0.04 (where A(Li) = log(n_Li/n_H) + 12), that exhibits radial velocity (RV) variations consistent with a 1.6 M_J companion in a highly eccentric, e = 0.67 +/- 0.17 and extended, a=1.89 AU (P=771 d), orbit. The high eccentricity of the planet is uncommon among planetary systems orbiting evolved stars and so is the high lithium abundance in a giant star. The ingestion by the star of a putative second planet in the system originally in a closer orbit, could possibly allow for a single explanati","authors_text":"A. Niedzielski, A. Wolszczan, E. Villaver, G. Nowak, M. Adam\\'ow","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-06-21T16:48:34Z","title":"BD+48 740 - Li overabundant giant star with a planet. A case of recent engulfment?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1206.4938","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":"sha256:86559731526913009c1b174fb0985be33100d227d07401a2e5be970362a52007","target":"record","created_at":"2026-05-18T01:56:49Z","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":"ac3edf3623da91091459075f2c3bae3df5b7ff8bdede11a1f62f73ec5bb86e6d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2012-06-21T16:48:34Z","title_canon_sha256":"4285e8861d7278072f0b969e616836e9d9c66aede0ad12dc742b0ccb6d5217aa"},"schema_version":"1.0","source":{"id":"1206.4938","kind":"arxiv","version":1}},"canonical_sha256":"1d6b8991e1de65302301a8559ac35e6cbd01ef11c83337e5ffab9a5f223ba226","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1d6b8991e1de65302301a8559ac35e6cbd01ef11c83337e5ffab9a5f223ba226","first_computed_at":"2026-05-18T01:56:49.515819Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:56:49.515819Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d9VAH3RfPBtd3CLEP9J04JYiVpVH7J70491yp0cWy/REEhXGpYyYlbHqnKM8JkttAJFHu31YPPOA7XE7mH0CDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:56:49.516486Z","signed_message":"canonical_sha256_bytes"},"source_id":"1206.4938","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:86559731526913009c1b174fb0985be33100d227d07401a2e5be970362a52007","sha256:4edae06c43a63f5e45dd219c1f5e8facf2e16ff8e9540dfe32701173bafa5a76"],"state_sha256":"a797f8b19117d6c9c8d9845ea4d352fafba1f3dd4bf1d6819bcad654f62d10ed"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tg43QB4+EWaBvLKzDXtz7Jy9+m+/DqakNKLupUucbXWPmiRq90tv+XiSBs+sUpo2j7hLtxcjOCCUg7VmV+R0CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T03:13:47.972362Z","bundle_sha256":"8ac9428968c8b889923561416897814f7447f8dd1074f67af75c7c12a74aa4c9"}}