{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:EWNMP7CNEIYHHKW5LM75HJQBSV","short_pith_number":"pith:EWNMP7CN","canonical_record":{"source":{"id":"2212.09497","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-12-16T07:05:29Z","cross_cats_sorted":["cs.CE","cs.NA","math.NA"],"title_canon_sha256":"22610cdf347c817f35c9fbe08f8024565f1fc32c173ec69a8fc8ba7a0091b73a","abstract_canon_sha256":"56b2225e87f9500e1187d5e033032cf34d99080c9c5abc4bd7e3519e48e6c43a"},"schema_version":"1.0"},"canonical_sha256":"259ac7fc4d223073aadd5b3fd3a6019544bd32984ac0c3f7a57db3f74b96378b","source":{"kind":"arxiv","id":"2212.09497","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09497","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09497v1","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09497","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_12","alias_value":"EWNMP7CNEIYH","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"EWNMP7CNEIYHHKW5","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"EWNMP7CN","created_at":"2026-07-05T05:26:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:EWNMP7CNEIYHHKW5LM75HJQBSV","target":"record","payload":{"canonical_record":{"source":{"id":"2212.09497","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-12-16T07:05:29Z","cross_cats_sorted":["cs.CE","cs.NA","math.NA"],"title_canon_sha256":"22610cdf347c817f35c9fbe08f8024565f1fc32c173ec69a8fc8ba7a0091b73a","abstract_canon_sha256":"56b2225e87f9500e1187d5e033032cf34d99080c9c5abc4bd7e3519e48e6c43a"},"schema_version":"1.0"},"canonical_sha256":"259ac7fc4d223073aadd5b3fd3a6019544bd32984ac0c3f7a57db3f74b96378b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:26:22.884095Z","signature_b64":"U7g3Tnx5/pI+rYjNrb5dZ3S44goM0UqrltLVxqZAQ4x7eW7oulFmcb1Hd2Hejwoe4KH+LSIQUk1PmxcGlFjIBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"259ac7fc4d223073aadd5b3fd3a6019544bd32984ac0c3f7a57db3f74b96378b","last_reissued_at":"2026-07-05T05:26:22.883641Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:26:22.883641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.09497","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":"2026-07-05T05:26:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7BbOjOrzu/NniodqL4XA+1jVauv4mbnh+r18ZOcXkykHciPgDxl+cmQOqia0Et9BdWalvzLPo3pQ0da0f8TxAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T05:05:51.840854Z"},"content_sha256":"4a8f76629239661f9af322cbc1bcc416b0340765d80353764343d25f6fdb2f3a","schema_version":"1.0","event_id":"sha256:4a8f76629239661f9af322cbc1bcc416b0340765d80353764343d25f6fdb2f3a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:EWNMP7CNEIYHHKW5LM75HJQBSV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Target selection for Near-Earth Asteroids in-orbit sample collection missions","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CE","cs.NA","math.NA"],"primary_cat":"astro-ph.EP","authors_text":"Camilla Colombo, Mirko Trisolini, Yuichi Tsuda","submitted_at":"2022-12-16T07:05:29Z","abstract_excerpt":"This work presents a mission concept for in-orbit particle collection for sampling and exploration missions towards Near-Earth asteroids. Ejecta is generated via a small kinetic impactor and two possible collection strategies are investigated: collecting the particle along the anti-solar direction, exploiting the dynamical features of the L$_2$ Lagrangian point or collecting them while the spacecraft orbits the asteroid and before they re-impact onto the asteroid surface. Combining the dynamics of the particles in the Circular Restricted Three-Body Problem perturbed by Solar Radiation Pressure"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09497","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/2212.09497/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":"2026-07-05T05:26:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6SUAktILmPCNvm7CajhQXf2t0O+MZyt715yKIChADM+Uzpljy309Mti4w/7uUbh47QT+8/n06r01waRuUQAQBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T05:05:51.841222Z"},"content_sha256":"5c26579bada89afde2e1d9e1ceb9ae7b0660462256c965236498803d3b174ac1","schema_version":"1.0","event_id":"sha256:5c26579bada89afde2e1d9e1ceb9ae7b0660462256c965236498803d3b174ac1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/bundle.json","state_url":"https://pith.science/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/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":"2026-07-06T05:05:51Z","links":{"resolver":"https://pith.science/pith/EWNMP7CNEIYHHKW5LM75HJQBSV","bundle":"https://pith.science/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/bundle.json","state":"https://pith.science/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EWNMP7CNEIYHHKW5LM75HJQBSV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:EWNMP7CNEIYHHKW5LM75HJQBSV","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":"56b2225e87f9500e1187d5e033032cf34d99080c9c5abc4bd7e3519e48e6c43a","cross_cats_sorted":["cs.CE","cs.NA","math.NA"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-12-16T07:05:29Z","title_canon_sha256":"22610cdf347c817f35c9fbe08f8024565f1fc32c173ec69a8fc8ba7a0091b73a"},"schema_version":"1.0","source":{"id":"2212.09497","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.09497","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"arxiv_version","alias_value":"2212.09497v1","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.09497","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_12","alias_value":"EWNMP7CNEIYH","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_16","alias_value":"EWNMP7CNEIYHHKW5","created_at":"2026-07-05T05:26:22Z"},{"alias_kind":"pith_short_8","alias_value":"EWNMP7CN","created_at":"2026-07-05T05:26:22Z"}],"graph_snapshots":[{"event_id":"sha256:5c26579bada89afde2e1d9e1ceb9ae7b0660462256c965236498803d3b174ac1","target":"graph","created_at":"2026-07-05T05:26:22Z","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/2212.09497/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This work presents a mission concept for in-orbit particle collection for sampling and exploration missions towards Near-Earth asteroids. Ejecta is generated via a small kinetic impactor and two possible collection strategies are investigated: collecting the particle along the anti-solar direction, exploiting the dynamical features of the L$_2$ Lagrangian point or collecting them while the spacecraft orbits the asteroid and before they re-impact onto the asteroid surface. Combining the dynamics of the particles in the Circular Restricted Three-Body Problem perturbed by Solar Radiation Pressure","authors_text":"Camilla Colombo, Mirko Trisolini, Yuichi Tsuda","cross_cats":["cs.CE","cs.NA","math.NA"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-12-16T07:05:29Z","title":"Target selection for Near-Earth Asteroids in-orbit sample collection missions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.09497","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":"sha256:4a8f76629239661f9af322cbc1bcc416b0340765d80353764343d25f6fdb2f3a","target":"record","created_at":"2026-07-05T05:26:22Z","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":"56b2225e87f9500e1187d5e033032cf34d99080c9c5abc4bd7e3519e48e6c43a","cross_cats_sorted":["cs.CE","cs.NA","math.NA"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2022-12-16T07:05:29Z","title_canon_sha256":"22610cdf347c817f35c9fbe08f8024565f1fc32c173ec69a8fc8ba7a0091b73a"},"schema_version":"1.0","source":{"id":"2212.09497","kind":"arxiv","version":1}},"canonical_sha256":"259ac7fc4d223073aadd5b3fd3a6019544bd32984ac0c3f7a57db3f74b96378b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"259ac7fc4d223073aadd5b3fd3a6019544bd32984ac0c3f7a57db3f74b96378b","first_computed_at":"2026-07-05T05:26:22.883641Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:26:22.883641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"U7g3Tnx5/pI+rYjNrb5dZ3S44goM0UqrltLVxqZAQ4x7eW7oulFmcb1Hd2Hejwoe4KH+LSIQUk1PmxcGlFjIBg==","signature_status":"signed_v1","signed_at":"2026-07-05T05:26:22.884095Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.09497","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4a8f76629239661f9af322cbc1bcc416b0340765d80353764343d25f6fdb2f3a","sha256:5c26579bada89afde2e1d9e1ceb9ae7b0660462256c965236498803d3b174ac1"],"state_sha256":"ec831b740bd4d2da59c11040b9a98ba0265d2b9f092051295edd840c35dcb231"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u7famftflX5mAPIFFwHbYfEuDQBIt1YdPEuwCfFV/QR7Bsu5RRevWuhkj/DICefMjKPpi/yEf6cYVE0RRnQHBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T05:05:51.843212Z","bundle_sha256":"9d4a80df3415bbcad7b4928257546fba0492c94ae617392c53fad3d326c2acc7"}}