{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:N2PL53OD5DXKVLTQI4HNOLEF52","short_pith_number":"pith:N2PL53OD","canonical_record":{"source":{"id":"2010.10127","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-10-20T08:42:14Z","cross_cats_sorted":[],"title_canon_sha256":"02e7355087f4ff24cfd52e64b988684bc211889ffd66cdabc991da456c40afea","abstract_canon_sha256":"bcec37586acfffe2a65e9a0c8072e955b93a0904e3fe6e7f58302d974d062136"},"schema_version":"1.0"},"canonical_sha256":"6e9ebeedc3e8eeaaae70470ed72c85ee8a8698ad968faeceac9a6b9f2416eee8","source":{"kind":"arxiv","id":"2010.10127","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.10127","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.10127v1","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.10127","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_12","alias_value":"N2PL53OD5DXK","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_16","alias_value":"N2PL53OD5DXKVLTQ","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_8","alias_value":"N2PL53OD","created_at":"2026-07-05T01:44:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:N2PL53OD5DXKVLTQI4HNOLEF52","target":"record","payload":{"canonical_record":{"source":{"id":"2010.10127","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-10-20T08:42:14Z","cross_cats_sorted":[],"title_canon_sha256":"02e7355087f4ff24cfd52e64b988684bc211889ffd66cdabc991da456c40afea","abstract_canon_sha256":"bcec37586acfffe2a65e9a0c8072e955b93a0904e3fe6e7f58302d974d062136"},"schema_version":"1.0"},"canonical_sha256":"6e9ebeedc3e8eeaaae70470ed72c85ee8a8698ad968faeceac9a6b9f2416eee8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:44:27.517231Z","signature_b64":"rYtUiCSebfOXExPb1QwZwMwy3sfAYHOGGzYH18ZLPcjgnNoauB7y+94dWbUYkl957XorU5hrc/e9BS0s5babAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e9ebeedc3e8eeaaae70470ed72c85ee8a8698ad968faeceac9a6b9f2416eee8","last_reissued_at":"2026-07-05T01:44:27.516755Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:44:27.516755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2010.10127","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":"2026-07-05T01:44:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ez84NaduxlaB/Ll5aDPl4ZoAiw1EDuNwEwbtGhxYVg5GUAZIq3upkXGSNUVSxJS+ev7T0cxCLqx6NnXuVZLxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T01:02:30.420665Z"},"content_sha256":"b364f53e8a7a49b04d5681add3be4233a679d63c31bab9d3ed4a09f55ece8a59","schema_version":"1.0","event_id":"sha256:b364f53e8a7a49b04d5681add3be4233a679d63c31bab9d3ed4a09f55ece8a59"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:N2PL53OD5DXKVLTQI4HNOLEF52","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Motion of Dust Ejected from the Surface of Asteroid (101955) Bennu","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"J\\\"urgen Schmidt, Yu Jiang","submitted_at":"2020-10-20T08:42:14Z","abstract_excerpt":"From Jan. 6, 2019 to Feb. 18, 2019, OSIRIS-REx observed asteroid (101955) Bennu ejecting 11 plumes of dust, of which part is escaping and another part is re-captured by the asteroid. The relative magnitudes of the typical forces acting on the emitted dust are quite different from the environments of the planets and other minor planets in the solar system. Here we show that ejected dust grains from the surface of Bennu can be caught in the gravitational field of Bennu. To this end, we calculated numerically the trajectories of dust grains of various sizes, from the 0.1mum to the ten millimeter "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.10127","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/2010.10127/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":"2026-07-05T01:44:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/26wy4bO2bSwKkANpLjBB4GqBA24ubq5gf8FBAjZ2aVXpD8Acu8D2kFS5FfZRtbQseovtq8v8xi8U/ov42rxCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T01:02:30.421190Z"},"content_sha256":"72fb48b2fc33a4c27d35cc2ac4067067c1e9ca675c58967c9fa4beba15d60de6","schema_version":"1.0","event_id":"sha256:72fb48b2fc33a4c27d35cc2ac4067067c1e9ca675c58967c9fa4beba15d60de6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N2PL53OD5DXKVLTQI4HNOLEF52/bundle.json","state_url":"https://pith.science/pith/N2PL53OD5DXKVLTQI4HNOLEF52/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N2PL53OD5DXKVLTQI4HNOLEF52/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":"2026-08-07T01:02:30Z","links":{"resolver":"https://pith.science/pith/N2PL53OD5DXKVLTQI4HNOLEF52","bundle":"https://pith.science/pith/N2PL53OD5DXKVLTQI4HNOLEF52/bundle.json","state":"https://pith.science/pith/N2PL53OD5DXKVLTQI4HNOLEF52/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N2PL53OD5DXKVLTQI4HNOLEF52/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:N2PL53OD5DXKVLTQI4HNOLEF52","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":"bcec37586acfffe2a65e9a0c8072e955b93a0904e3fe6e7f58302d974d062136","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-10-20T08:42:14Z","title_canon_sha256":"02e7355087f4ff24cfd52e64b988684bc211889ffd66cdabc991da456c40afea"},"schema_version":"1.0","source":{"id":"2010.10127","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2010.10127","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"arxiv_version","alias_value":"2010.10127v1","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.10127","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_12","alias_value":"N2PL53OD5DXK","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_16","alias_value":"N2PL53OD5DXKVLTQ","created_at":"2026-07-05T01:44:27Z"},{"alias_kind":"pith_short_8","alias_value":"N2PL53OD","created_at":"2026-07-05T01:44:27Z"}],"graph_snapshots":[{"event_id":"sha256:72fb48b2fc33a4c27d35cc2ac4067067c1e9ca675c58967c9fa4beba15d60de6","target":"graph","created_at":"2026-07-05T01:44:27Z","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/2010.10127/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"From Jan. 6, 2019 to Feb. 18, 2019, OSIRIS-REx observed asteroid (101955) Bennu ejecting 11 plumes of dust, of which part is escaping and another part is re-captured by the asteroid. The relative magnitudes of the typical forces acting on the emitted dust are quite different from the environments of the planets and other minor planets in the solar system. Here we show that ejected dust grains from the surface of Bennu can be caught in the gravitational field of Bennu. To this end, we calculated numerically the trajectories of dust grains of various sizes, from the 0.1mum to the ten millimeter ","authors_text":"J\\\"urgen Schmidt, Yu Jiang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-10-20T08:42:14Z","title":"Motion of Dust Ejected from the Surface of Asteroid (101955) Bennu"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.10127","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:b364f53e8a7a49b04d5681add3be4233a679d63c31bab9d3ed4a09f55ece8a59","target":"record","created_at":"2026-07-05T01:44:27Z","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":"bcec37586acfffe2a65e9a0c8072e955b93a0904e3fe6e7f58302d974d062136","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-10-20T08:42:14Z","title_canon_sha256":"02e7355087f4ff24cfd52e64b988684bc211889ffd66cdabc991da456c40afea"},"schema_version":"1.0","source":{"id":"2010.10127","kind":"arxiv","version":1}},"canonical_sha256":"6e9ebeedc3e8eeaaae70470ed72c85ee8a8698ad968faeceac9a6b9f2416eee8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e9ebeedc3e8eeaaae70470ed72c85ee8a8698ad968faeceac9a6b9f2416eee8","first_computed_at":"2026-07-05T01:44:27.516755Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:44:27.516755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rYtUiCSebfOXExPb1QwZwMwy3sfAYHOGGzYH18ZLPcjgnNoauB7y+94dWbUYkl957XorU5hrc/e9BS0s5babAw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:44:27.517231Z","signed_message":"canonical_sha256_bytes"},"source_id":"2010.10127","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b364f53e8a7a49b04d5681add3be4233a679d63c31bab9d3ed4a09f55ece8a59","sha256:72fb48b2fc33a4c27d35cc2ac4067067c1e9ca675c58967c9fa4beba15d60de6"],"state_sha256":"ad503d05d6c99c3f9b4cacb730623d9ed8ce115941487cfeacd64b6301e8c201"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uYpe3V4aeyD9tehypw8tFjUdjMutIE/o60BMJlgKsFGFm8paysTJfufLycQf+iyw+uOEfRBS1n0/EqU9TP48Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T01:02:30.426617Z","bundle_sha256":"ae244fcb232a2e15d6b17f7981df223d6de0462fc03239a2b28a2f254e662f2d"}}