{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:C7XIXKXTYX47YKBUDYA227PR3U","short_pith_number":"pith:C7XIXKXT","canonical_record":{"source":{"id":"1707.09064","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-27T22:38:47Z","cross_cats_sorted":[],"title_canon_sha256":"32823cbb7d116d59ca7c8d979f985240b8e42dbee393b1c3e4a008a6a66ecaae","abstract_canon_sha256":"8d3cdbfdd9c252b331e994a3a81c54fcf0e42d4ca9f3e74a98433ef2e29f1e2b"},"schema_version":"1.0"},"canonical_sha256":"17ee8baaf3c5f9fc28341e01ad7df1dd16462a761fe1f07275e3a81eb6ba4581","source":{"kind":"arxiv","id":"1707.09064","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.09064","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"arxiv_version","alias_value":"1707.09064v1","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09064","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"pith_short_12","alias_value":"C7XIXKXTYX47","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"C7XIXKXTYX47YKBU","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"C7XIXKXT","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:C7XIXKXTYX47YKBUDYA227PR3U","target":"record","payload":{"canonical_record":{"source":{"id":"1707.09064","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-27T22:38:47Z","cross_cats_sorted":[],"title_canon_sha256":"32823cbb7d116d59ca7c8d979f985240b8e42dbee393b1c3e4a008a6a66ecaae","abstract_canon_sha256":"8d3cdbfdd9c252b331e994a3a81c54fcf0e42d4ca9f3e74a98433ef2e29f1e2b"},"schema_version":"1.0"},"canonical_sha256":"17ee8baaf3c5f9fc28341e01ad7df1dd16462a761fe1f07275e3a81eb6ba4581","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:36:28.045232Z","signature_b64":"EoqVlIGXzgwunJmW7zi7b0Paw0iyMFc9nFeT57evBYMdMCCkMB0VuF0kR6Rrtlh/JiQDzwhx18PW+ILQT4N/Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"17ee8baaf3c5f9fc28341e01ad7df1dd16462a761fe1f07275e3a81eb6ba4581","last_reissued_at":"2026-05-18T00:36:28.044528Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:36:28.044528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.09064","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":"2026-05-18T00:36:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ut+afF1Gf2b6UwH+IQihF24+buRI4UzJNllJ5pEpyS0mY/+9/lsvfCYazSMRBR+XrIFy1ZR2+5GHrYYDZPpnCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T20:40:24.176682Z"},"content_sha256":"7c74529160b1eb43d471ef6473b1ce4f2bcb98cc076b01e58284d324173fdeca","schema_version":"1.0","event_id":"sha256:7c74529160b1eb43d471ef6473b1ce4f2bcb98cc076b01e58284d324173fdeca"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:C7XIXKXTYX47YKBUDYA227PR3U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$0.7-2.5~\\mu$m spectra of Hilda asteroids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Ian Wong, Joshua P. Emery, Michael E. Brown","submitted_at":"2017-07-27T22:38:47Z","abstract_excerpt":"The Hilda asteroids are primitive bodies in resonance with Jupiter whose origin and physical properties are not well understood. Current models posit that these asteroids formed in the outer Solar System and were scattered along with the Jupiter Trojans into their present-day positions during a chaotic episode of dynamical restructuring. In order to explore the surface composition of these enigmatic objects in comparison with an analogous study of Trojans (Emery et al. 2011), we present new near-infrared spectra (0.7-2.5 $\\mu$m) of 25 Hilda asteroids. No discernible absorption features are app"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09064","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":"2026-05-18T00:36:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3TuKS/2tOX3GsE9v5LRT3FEzQwx2gXo/vaSNUBUPFUVAXloH505xMkY6DwwCLVjYBQFmJEtnKVn1bkzDNzkPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T20:40:24.177390Z"},"content_sha256":"4f227fe1cc9cc7419b889bcf70aa391b190c47fa4f38099b337c4b0597f58bdd","schema_version":"1.0","event_id":"sha256:4f227fe1cc9cc7419b889bcf70aa391b190c47fa4f38099b337c4b0597f58bdd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C7XIXKXTYX47YKBUDYA227PR3U/bundle.json","state_url":"https://pith.science/pith/C7XIXKXTYX47YKBUDYA227PR3U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C7XIXKXTYX47YKBUDYA227PR3U/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":"2026-06-11T20:40:24Z","links":{"resolver":"https://pith.science/pith/C7XIXKXTYX47YKBUDYA227PR3U","bundle":"https://pith.science/pith/C7XIXKXTYX47YKBUDYA227PR3U/bundle.json","state":"https://pith.science/pith/C7XIXKXTYX47YKBUDYA227PR3U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C7XIXKXTYX47YKBUDYA227PR3U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:C7XIXKXTYX47YKBUDYA227PR3U","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":"8d3cdbfdd9c252b331e994a3a81c54fcf0e42d4ca9f3e74a98433ef2e29f1e2b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-27T22:38:47Z","title_canon_sha256":"32823cbb7d116d59ca7c8d979f985240b8e42dbee393b1c3e4a008a6a66ecaae"},"schema_version":"1.0","source":{"id":"1707.09064","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.09064","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"arxiv_version","alias_value":"1707.09064v1","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.09064","created_at":"2026-05-18T00:36:28Z"},{"alias_kind":"pith_short_12","alias_value":"C7XIXKXTYX47","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"C7XIXKXTYX47YKBU","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"C7XIXKXT","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:4f227fe1cc9cc7419b889bcf70aa391b190c47fa4f38099b337c4b0597f58bdd","target":"graph","created_at":"2026-05-18T00:36:28Z","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":"The Hilda asteroids are primitive bodies in resonance with Jupiter whose origin and physical properties are not well understood. Current models posit that these asteroids formed in the outer Solar System and were scattered along with the Jupiter Trojans into their present-day positions during a chaotic episode of dynamical restructuring. In order to explore the surface composition of these enigmatic objects in comparison with an analogous study of Trojans (Emery et al. 2011), we present new near-infrared spectra (0.7-2.5 $\\mu$m) of 25 Hilda asteroids. No discernible absorption features are app","authors_text":"Ian Wong, Joshua P. Emery, Michael E. Brown","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-27T22:38:47Z","title":"$0.7-2.5~\\mu$m spectra of Hilda asteroids"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.09064","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":"sha256:7c74529160b1eb43d471ef6473b1ce4f2bcb98cc076b01e58284d324173fdeca","target":"record","created_at":"2026-05-18T00:36:28Z","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":"8d3cdbfdd9c252b331e994a3a81c54fcf0e42d4ca9f3e74a98433ef2e29f1e2b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-07-27T22:38:47Z","title_canon_sha256":"32823cbb7d116d59ca7c8d979f985240b8e42dbee393b1c3e4a008a6a66ecaae"},"schema_version":"1.0","source":{"id":"1707.09064","kind":"arxiv","version":1}},"canonical_sha256":"17ee8baaf3c5f9fc28341e01ad7df1dd16462a761fe1f07275e3a81eb6ba4581","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"17ee8baaf3c5f9fc28341e01ad7df1dd16462a761fe1f07275e3a81eb6ba4581","first_computed_at":"2026-05-18T00:36:28.044528Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:36:28.044528Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EoqVlIGXzgwunJmW7zi7b0Paw0iyMFc9nFeT57evBYMdMCCkMB0VuF0kR6Rrtlh/JiQDzwhx18PW+ILQT4N/Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:36:28.045232Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.09064","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7c74529160b1eb43d471ef6473b1ce4f2bcb98cc076b01e58284d324173fdeca","sha256:4f227fe1cc9cc7419b889bcf70aa391b190c47fa4f38099b337c4b0597f58bdd"],"state_sha256":"1433f83bf0658508dd77477d22d8ec0fe20d56d7a1734999a0d96a5d5c6d2005"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lLSMyy6KbOZcRpAXNvEKqgYhmvkABfWCh+NW4uxZA/zHHH5zwVQeS9TA55tm7z0fsP+ylBDopOs1XkmBoljCAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T20:40:24.181276Z","bundle_sha256":"504b6262163cfc5331f296c5a39d50f991296da2bcbdec6420e8f4254f22b19b"}}