{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:W6YBL56I7HBHDCZG3MY7J4AUBG","short_pith_number":"pith:W6YBL56I","canonical_record":{"source":{"id":"1205.2837","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-05-13T07:18:57Z","cross_cats_sorted":[],"title_canon_sha256":"48a147f071edb76e19eb26a47d18f4aa8d3d7cc481b89aae4eaa60a27bec57bf","abstract_canon_sha256":"c7cd8ef1b8b1fd11b733c97fe75ab5f18057df4fd7d2de00d17efb0994c5cfbd"},"schema_version":"1.0"},"canonical_sha256":"b7b015f7c8f9c2718b26db31f4f01409befe83c5320236acc26e3209a291b8ca","source":{"kind":"arxiv","id":"1205.2837","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2837","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2837v3","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2837","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"pith_short_12","alias_value":"W6YBL56I7HBH","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"W6YBL56I7HBHDCZG","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"W6YBL56I","created_at":"2026-05-18T12:27:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:W6YBL56I7HBHDCZG3MY7J4AUBG","target":"record","payload":{"canonical_record":{"source":{"id":"1205.2837","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-05-13T07:18:57Z","cross_cats_sorted":[],"title_canon_sha256":"48a147f071edb76e19eb26a47d18f4aa8d3d7cc481b89aae4eaa60a27bec57bf","abstract_canon_sha256":"c7cd8ef1b8b1fd11b733c97fe75ab5f18057df4fd7d2de00d17efb0994c5cfbd"},"schema_version":"1.0"},"canonical_sha256":"b7b015f7c8f9c2718b26db31f4f01409befe83c5320236acc26e3209a291b8ca","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:39.822775Z","signature_b64":"Y6vwEPQ8tKIMKg+EEiX7f18iDreEHjYtjAE/tPq/ItjWtHahGSCwlw3UYUCNGBs0ZIVSeGmT0StvQZm07HR8Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7b015f7c8f9c2718b26db31f4f01409befe83c5320236acc26e3209a291b8ca","last_reissued_at":"2026-05-18T01:21:39.822292Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:39.822292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1205.2837","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:21:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fs7yQpuciwpYi9rvSZ+jGcCquxKT7QUwc6RqUsAZGv+Z7QSUEjVP8vqKHHPMVVriFw/UZ1qM8EWzt4KulXxNAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T00:09:37.694769Z"},"content_sha256":"a0a8803af2ae6f51129fd19a4134496f00f2ce17ee14a96a66f01358a0677c41","schema_version":"1.0","event_id":"sha256:a0a8803af2ae6f51129fd19a4134496f00f2ce17ee14a96a66f01358a0677c41"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:W6YBL56I7HBHDCZG3MY7J4AUBG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lightcurves of the Karin family asteroids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Budi Dermawan, Fumi Yoshida, Mansur A. Ibrahimov, Masanori Hirai, Masashige Haji, Renu Malhotra, Ryoko Saito, Shigeru Takahashi, Takashi Ito, Tsuko Nakamura, Wen Ping Chen, Wing Huen Ip, Yu Sawabe","submitted_at":"2012-05-13T07:18:57Z","abstract_excerpt":"The Karin family is a very young asteroid family created by an asteroid breakup 5.8 Myr ago. Since the members of this family probably have not experienced significant orbital or collisional evolution yet, it is possible that they still preserve properties of the original family-forming event in terms of their spin state. As we carried out a series of photometric observations of the Karin family asteroids, here we report an analysis result of lightcurves including the rotation period of eleven members. The mean rotation rate of the Karin family members turned out to be much lower than those of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2837","kind":"arxiv","version":3},"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":"2026-05-18T01:21:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"co8kKjHjo+4mjJONs+CffVNNvbpM7pBiSh7qcV7CQ4QxF7G2PJlvFt38ByGvgJoR1U+Ie0Pp9e9wX76K0t5rCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T00:09:37.695109Z"},"content_sha256":"77cb23f3e7674a1ee3aaab7d3de4523884ddb49687e66a20e15813c826776f03","schema_version":"1.0","event_id":"sha256:77cb23f3e7674a1ee3aaab7d3de4523884ddb49687e66a20e15813c826776f03"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/bundle.json","state_url":"https://pith.science/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/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":"2026-06-03T00:09:37Z","links":{"resolver":"https://pith.science/pith/W6YBL56I7HBHDCZG3MY7J4AUBG","bundle":"https://pith.science/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/bundle.json","state":"https://pith.science/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/W6YBL56I7HBHDCZG3MY7J4AUBG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:W6YBL56I7HBHDCZG3MY7J4AUBG","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":"c7cd8ef1b8b1fd11b733c97fe75ab5f18057df4fd7d2de00d17efb0994c5cfbd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-05-13T07:18:57Z","title_canon_sha256":"48a147f071edb76e19eb26a47d18f4aa8d3d7cc481b89aae4eaa60a27bec57bf"},"schema_version":"1.0","source":{"id":"1205.2837","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1205.2837","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"arxiv_version","alias_value":"1205.2837v3","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.2837","created_at":"2026-05-18T01:21:39Z"},{"alias_kind":"pith_short_12","alias_value":"W6YBL56I7HBH","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_16","alias_value":"W6YBL56I7HBHDCZG","created_at":"2026-05-18T12:27:25Z"},{"alias_kind":"pith_short_8","alias_value":"W6YBL56I","created_at":"2026-05-18T12:27:25Z"}],"graph_snapshots":[{"event_id":"sha256:77cb23f3e7674a1ee3aaab7d3de4523884ddb49687e66a20e15813c826776f03","target":"graph","created_at":"2026-05-18T01:21:39Z","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 Karin family is a very young asteroid family created by an asteroid breakup 5.8 Myr ago. Since the members of this family probably have not experienced significant orbital or collisional evolution yet, it is possible that they still preserve properties of the original family-forming event in terms of their spin state. As we carried out a series of photometric observations of the Karin family asteroids, here we report an analysis result of lightcurves including the rotation period of eleven members. The mean rotation rate of the Karin family members turned out to be much lower than those of","authors_text":"Budi Dermawan, Fumi Yoshida, Mansur A. Ibrahimov, Masanori Hirai, Masashige Haji, Renu Malhotra, Ryoko Saito, Shigeru Takahashi, Takashi Ito, Tsuko Nakamura, Wen Ping Chen, Wing Huen Ip, Yu Sawabe","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-05-13T07:18:57Z","title":"Lightcurves of the Karin family asteroids"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.2837","kind":"arxiv","version":3},"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:a0a8803af2ae6f51129fd19a4134496f00f2ce17ee14a96a66f01358a0677c41","target":"record","created_at":"2026-05-18T01:21:39Z","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":"c7cd8ef1b8b1fd11b733c97fe75ab5f18057df4fd7d2de00d17efb0994c5cfbd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2012-05-13T07:18:57Z","title_canon_sha256":"48a147f071edb76e19eb26a47d18f4aa8d3d7cc481b89aae4eaa60a27bec57bf"},"schema_version":"1.0","source":{"id":"1205.2837","kind":"arxiv","version":3}},"canonical_sha256":"b7b015f7c8f9c2718b26db31f4f01409befe83c5320236acc26e3209a291b8ca","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b7b015f7c8f9c2718b26db31f4f01409befe83c5320236acc26e3209a291b8ca","first_computed_at":"2026-05-18T01:21:39.822292Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:39.822292Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Y6vwEPQ8tKIMKg+EEiX7f18iDreEHjYtjAE/tPq/ItjWtHahGSCwlw3UYUCNGBs0ZIVSeGmT0StvQZm07HR8Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:39.822775Z","signed_message":"canonical_sha256_bytes"},"source_id":"1205.2837","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0a8803af2ae6f51129fd19a4134496f00f2ce17ee14a96a66f01358a0677c41","sha256:77cb23f3e7674a1ee3aaab7d3de4523884ddb49687e66a20e15813c826776f03"],"state_sha256":"aabb7a6a4cfd979848a68588d679fb80de07472005b56749bfcc81dd4c30534f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0gLlx24dfYcPAXvqU0LiVOW3znGZ3WPCp3Xcr3ruVISMF6OKAd9QjB6LXcm3x0yK7wMhGrvhK1I26sD06/ZMAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T00:09:37.697015Z","bundle_sha256":"ee50a87d53e62308672c5c9d0543f87e886fde2dee928f60ab91783e2be1bcf4"}}