{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:A7FNSHPLCKL2R2RSDAXPG4Z73I","short_pith_number":"pith:A7FNSHPL","canonical_record":{"source":{"id":"astro-ph/0305156","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-05-09T15:42:47Z","cross_cats_sorted":[],"title_canon_sha256":"bb1bdadbe26d66a40f8f140d06dae7a602d525a7c7141c8ae8ffa4dd2015cba3","abstract_canon_sha256":"8cc48b7e86135b09ec9774790a7c65dbf7b97624a875f3ef6b2aab42d991e6e5"},"schema_version":"1.0"},"canonical_sha256":"07cad91deb1297a8ea32182ef3733fda0a4f8f3f385f42020564d6bb68678979","source":{"kind":"arxiv","id":"astro-ph/0305156","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0305156","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0305156v1","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0305156","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"A7FNSHPLCKL2","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_16","alias_value":"A7FNSHPLCKL2R2RS","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_8","alias_value":"A7FNSHPL","created_at":"2026-07-04T14:12:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:A7FNSHPLCKL2R2RSDAXPG4Z73I","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0305156","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-05-09T15:42:47Z","cross_cats_sorted":[],"title_canon_sha256":"bb1bdadbe26d66a40f8f140d06dae7a602d525a7c7141c8ae8ffa4dd2015cba3","abstract_canon_sha256":"8cc48b7e86135b09ec9774790a7c65dbf7b97624a875f3ef6b2aab42d991e6e5"},"schema_version":"1.0"},"canonical_sha256":"07cad91deb1297a8ea32182ef3733fda0a4f8f3f385f42020564d6bb68678979","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:12:43.190526Z","signature_b64":"nvrd5uEXs/H7IwrLEtAtac1wAUXqWrVxQmQGvYZ28xXGPmDpDmVJka71QIUJ/ZaUkfPJr5N2WRXVvsE+NzOACw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07cad91deb1297a8ea32182ef3733fda0a4f8f3f385f42020564d6bb68678979","last_reissued_at":"2026-07-04T14:12:43.190125Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:12:43.190125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0305156","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":"2026-07-04T14:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UChoxwiL6I9QfijXA/hE1vdxjU3+xCDCdgL9FoqaQkyA+Ik6pN02NdJ2xOhTzNl5AinPR3dYJXtw7XO1ubEHBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:19:25.222513Z"},"content_sha256":"020a969e9b79a3d1dd7dd314ec43e10ec37e5d359de30d1c1f7fa141a57bc67c","schema_version":"1.0","event_id":"sha256:020a969e9b79a3d1dd7dd314ec43e10ec37e5d359de30d1c1f7fa141a57bc67c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:A7FNSHPLCKL2R2RSDAXPG4Z73I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"KBO binaries: are they really primordial ?","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Jean-Marc Petit, Olivier Mousis","submitted_at":"2003-05-09T15:42:47Z","abstract_excerpt":"Given the large orbital separation and high satellite-to-primary mass ratio of all known Kuiper Belt Object (KBO) binaries, it is important to reassess their stability as bound pairs with respect to several disruptive mechanisms. Besides the classical shattering and dispersing of the secondary due to a high-velocity impact, we considered the possibility that the secondary is kicked off its orbit by a direct collision of a small impactor, or that it is gravitationally perturbed due to the close approach of a somewhat larger TNO.\n  Depending on the values for the size/mass/separation of the bina"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0305156","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/astro-ph/0305156/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":"2026-07-04T14:12:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tnSjxKbo7tYidQMxq2BXsuxLYZiypzB46uku3UAwlsoyw3/ICZ1YUW6PO2UgT35s55ZaE6UDSz68GC1jJrBvAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T02:19:25.223580Z"},"content_sha256":"3ab6f3feead2c4da63ad61cd1b0e525090061902ceecf91b98db95fc33652771","schema_version":"1.0","event_id":"sha256:3ab6f3feead2c4da63ad61cd1b0e525090061902ceecf91b98db95fc33652771"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/bundle.json","state_url":"https://pith.science/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/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":"2026-08-05T02:19:25Z","links":{"resolver":"https://pith.science/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I","bundle":"https://pith.science/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/bundle.json","state":"https://pith.science/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A7FNSHPLCKL2R2RSDAXPG4Z73I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:A7FNSHPLCKL2R2RSDAXPG4Z73I","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":"8cc48b7e86135b09ec9774790a7c65dbf7b97624a875f3ef6b2aab42d991e6e5","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-05-09T15:42:47Z","title_canon_sha256":"bb1bdadbe26d66a40f8f140d06dae7a602d525a7c7141c8ae8ffa4dd2015cba3"},"schema_version":"1.0","source":{"id":"astro-ph/0305156","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0305156","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0305156v1","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0305156","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_12","alias_value":"A7FNSHPLCKL2","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_16","alias_value":"A7FNSHPLCKL2R2RS","created_at":"2026-07-04T14:12:43Z"},{"alias_kind":"pith_short_8","alias_value":"A7FNSHPL","created_at":"2026-07-04T14:12:43Z"}],"graph_snapshots":[{"event_id":"sha256:3ab6f3feead2c4da63ad61cd1b0e525090061902ceecf91b98db95fc33652771","target":"graph","created_at":"2026-07-04T14:12:43Z","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/astro-ph/0305156/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Given the large orbital separation and high satellite-to-primary mass ratio of all known Kuiper Belt Object (KBO) binaries, it is important to reassess their stability as bound pairs with respect to several disruptive mechanisms. Besides the classical shattering and dispersing of the secondary due to a high-velocity impact, we considered the possibility that the secondary is kicked off its orbit by a direct collision of a small impactor, or that it is gravitationally perturbed due to the close approach of a somewhat larger TNO.\n  Depending on the values for the size/mass/separation of the bina","authors_text":"Jean-Marc Petit, Olivier Mousis","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2003-05-09T15:42:47Z","title":"KBO binaries: are they really primordial ?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0305156","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":"sha256:020a969e9b79a3d1dd7dd314ec43e10ec37e5d359de30d1c1f7fa141a57bc67c","target":"record","created_at":"2026-07-04T14:12:43Z","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":"8cc48b7e86135b09ec9774790a7c65dbf7b97624a875f3ef6b2aab42d991e6e5","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2003-05-09T15:42:47Z","title_canon_sha256":"bb1bdadbe26d66a40f8f140d06dae7a602d525a7c7141c8ae8ffa4dd2015cba3"},"schema_version":"1.0","source":{"id":"astro-ph/0305156","kind":"arxiv","version":1}},"canonical_sha256":"07cad91deb1297a8ea32182ef3733fda0a4f8f3f385f42020564d6bb68678979","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07cad91deb1297a8ea32182ef3733fda0a4f8f3f385f42020564d6bb68678979","first_computed_at":"2026-07-04T14:12:43.190125Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:12:43.190125Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nvrd5uEXs/H7IwrLEtAtac1wAUXqWrVxQmQGvYZ28xXGPmDpDmVJka71QIUJ/ZaUkfPJr5N2WRXVvsE+NzOACw==","signature_status":"signed_v1","signed_at":"2026-07-04T14:12:43.190526Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0305156","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:020a969e9b79a3d1dd7dd314ec43e10ec37e5d359de30d1c1f7fa141a57bc67c","sha256:3ab6f3feead2c4da63ad61cd1b0e525090061902ceecf91b98db95fc33652771"],"state_sha256":"e8cf5bb945e2104343dd32c1ec55ffaa71624dedf7066d7dcd133d983f85b382"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Oa6ERJIZ5utzTLkwYx7BE/5Xfu0F8sBf2EqrcA+89UYLsTDSifwdzCE3iuAf2hHrfeP4e5K1BCfGgY5TtY67Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T02:19:25.228447Z","bundle_sha256":"c0b7ec42704d5146374fb30dcf608d91fd5b884491cf47e2447d93889cd04c30"}}