{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:DLOPCEIFYLHENGQZZCJNEI4C3B","short_pith_number":"pith:DLOPCEIF","canonical_record":{"source":{"id":"2007.09735","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-07-19T18:06:05Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"6405cf0044626dffa3428d87a4e5ecc49b384e135cf2631404bf950df2ab7113","abstract_canon_sha256":"4de35dc0a03c4e18d10d32667889707588a5e33d33584ee19f8de9eba53205c9"},"schema_version":"1.0"},"canonical_sha256":"1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd","source":{"kind":"arxiv","id":"2007.09735","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09735","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09735v1","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09735","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_12","alias_value":"DLOPCEIFYLHE","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"DLOPCEIFYLHENGQZ","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"DLOPCEIF","created_at":"2026-07-05T03:25:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:DLOPCEIFYLHENGQZZCJNEI4C3B","target":"record","payload":{"canonical_record":{"source":{"id":"2007.09735","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-07-19T18:06:05Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"6405cf0044626dffa3428d87a4e5ecc49b384e135cf2631404bf950df2ab7113","abstract_canon_sha256":"4de35dc0a03c4e18d10d32667889707588a5e33d33584ee19f8de9eba53205c9"},"schema_version":"1.0"},"canonical_sha256":"1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:25:47.856858Z","signature_b64":"Ug+zFzFUQqwwbHQrRcPE6ema/F6hl5Hk4xWMi1j/UVV3EoQ+/FToIZZmWaTPME1vULBrwf+UueowPjmz7yYNCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd","last_reissued_at":"2026-07-05T03:25:47.856496Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:25:47.856496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2007.09735","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":"2026-07-05T03:25:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oIEWDekknvvGeeC5Ze4m1yt0dgfDxbYrKrW6LC2lsHieWdj9q0Xk/agZ6F1bgRk9rFVQpygrdao+7/C6IPtECA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T02:01:19.614868Z"},"content_sha256":"30437a6b55c62859501c4cb73421b0822a961f284e51f1b1bf584be0d5ce13cf","schema_version":"1.0","event_id":"sha256:30437a6b55c62859501c4cb73421b0822a961f284e51f1b1bf584be0d5ce13cf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:DLOPCEIFYLHENGQZZCJNEI4C3B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"White Paper on the Case for Landed Mercury Science","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"David T. Blewett, Erwan Mazarico, II, Kathleen E. Vander Kaaden, Nancy L. Chabot, Paul K. Byrne, Ronald J. Vervack, Steven A. Hauck","submitted_at":"2020-07-19T18:06:05Z","abstract_excerpt":"We advocate for establishing key scientific priorities for the future of Mercury exploration, including the development of specific science goals for a landed mission. We support the Mercury science community in fostering closer collaboration with ongoing and planned exoplanet investigations. The continued exploration of Mercury should be conceived as a multi-mission, multi-generational effort, and that the landed exploration of Mercury be a high scientific priority in the coming decade."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09735","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/2007.09735/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":"2026-07-05T03:25:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1L5bWArW1xJqYwg6VaRCZWj4CZ2B/873jkKgej/q8mQI/p+P+3PbxkI3QNyff4NSaU8PFNCAC4VXNog2+IMwAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T02:01:19.615500Z"},"content_sha256":"3117125eaa1de9df73fec89ab58318b99ffd36e420f5b2cafbe5dc87ced2938b","schema_version":"1.0","event_id":"sha256:3117125eaa1de9df73fec89ab58318b99ffd36e420f5b2cafbe5dc87ced2938b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/bundle.json","state_url":"https://pith.science/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/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":"2026-07-07T02:01:19Z","links":{"resolver":"https://pith.science/pith/DLOPCEIFYLHENGQZZCJNEI4C3B","bundle":"https://pith.science/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/bundle.json","state":"https://pith.science/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DLOPCEIFYLHENGQZZCJNEI4C3B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:DLOPCEIFYLHENGQZZCJNEI4C3B","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":"4de35dc0a03c4e18d10d32667889707588a5e33d33584ee19f8de9eba53205c9","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-07-19T18:06:05Z","title_canon_sha256":"6405cf0044626dffa3428d87a4e5ecc49b384e135cf2631404bf950df2ab7113"},"schema_version":"1.0","source":{"id":"2007.09735","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2007.09735","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"arxiv_version","alias_value":"2007.09735v1","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.09735","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_12","alias_value":"DLOPCEIFYLHE","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_16","alias_value":"DLOPCEIFYLHENGQZ","created_at":"2026-07-05T03:25:47Z"},{"alias_kind":"pith_short_8","alias_value":"DLOPCEIF","created_at":"2026-07-05T03:25:47Z"}],"graph_snapshots":[{"event_id":"sha256:3117125eaa1de9df73fec89ab58318b99ffd36e420f5b2cafbe5dc87ced2938b","target":"graph","created_at":"2026-07-05T03:25:47Z","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/2007.09735/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We advocate for establishing key scientific priorities for the future of Mercury exploration, including the development of specific science goals for a landed mission. We support the Mercury science community in fostering closer collaboration with ongoing and planned exoplanet investigations. The continued exploration of Mercury should be conceived as a multi-mission, multi-generational effort, and that the landed exploration of Mercury be a high scientific priority in the coming decade.","authors_text":"David T. Blewett, Erwan Mazarico, II, Kathleen E. Vander Kaaden, Nancy L. Chabot, Paul K. Byrne, Ronald J. Vervack, Steven A. Hauck","cross_cats":["astro-ph.EP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-07-19T18:06:05Z","title":"White Paper on the Case for Landed Mercury Science"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.09735","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":"sha256:30437a6b55c62859501c4cb73421b0822a961f284e51f1b1bf584be0d5ce13cf","target":"record","created_at":"2026-07-05T03:25:47Z","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":"4de35dc0a03c4e18d10d32667889707588a5e33d33584ee19f8de9eba53205c9","cross_cats_sorted":["astro-ph.EP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2020-07-19T18:06:05Z","title_canon_sha256":"6405cf0044626dffa3428d87a4e5ecc49b384e135cf2631404bf950df2ab7113"},"schema_version":"1.0","source":{"id":"2007.09735","kind":"arxiv","version":1}},"canonical_sha256":"1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1adcf11105c2ce469a19c892d22382d84fdab7cbfe6020436dd954bff58ac2bd","first_computed_at":"2026-07-05T03:25:47.856496Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:25:47.856496Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ug+zFzFUQqwwbHQrRcPE6ema/F6hl5Hk4xWMi1j/UVV3EoQ+/FToIZZmWaTPME1vULBrwf+UueowPjmz7yYNCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:25:47.856858Z","signed_message":"canonical_sha256_bytes"},"source_id":"2007.09735","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:30437a6b55c62859501c4cb73421b0822a961f284e51f1b1bf584be0d5ce13cf","sha256:3117125eaa1de9df73fec89ab58318b99ffd36e420f5b2cafbe5dc87ced2938b"],"state_sha256":"499a118f8382a55efc72c42550d45a6d9a4f4f4aeac52ed970384f5721e8edf3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CSthi6agQQJgj9TDemPEDiHH1VJUz2LzLMxoSQlWxcoswZs1HYSYV7qdtggYt/9NKS1N6okXw+ZSilhz9A+zAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T02:01:19.618756Z","bundle_sha256":"6bd4eaae7cf1e7b231d87b039f7046e9681e143b766a07fa18d39020bca851e1"}}