{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:JHIL2ZVM7WNP2OI25DIPWYE32G","short_pith_number":"pith:JHIL2ZVM","canonical_record":{"source":{"id":"astro-ph/0202369","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-02-20T13:17:13Z","cross_cats_sorted":[],"title_canon_sha256":"0055962d40d078124803963c8470fff2600fe33c849145a2f39dbd0b2d66bfda","abstract_canon_sha256":"bff2bfd7175d71d69c7bc5f050042f47608ff33223af4f969cd6bdac8facdc92"},"schema_version":"1.0"},"canonical_sha256":"49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c","source":{"kind":"arxiv","id":"astro-ph/0202369","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0202369","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0202369v1","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0202369","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_12","alias_value":"JHIL2ZVM7WNP","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_16","alias_value":"JHIL2ZVM7WNP2OI2","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_8","alias_value":"JHIL2ZVM","created_at":"2026-07-04T16:29:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:JHIL2ZVM7WNP2OI25DIPWYE32G","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0202369","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2002-02-20T13:17:13Z","cross_cats_sorted":[],"title_canon_sha256":"0055962d40d078124803963c8470fff2600fe33c849145a2f39dbd0b2d66bfda","abstract_canon_sha256":"bff2bfd7175d71d69c7bc5f050042f47608ff33223af4f969cd6bdac8facdc92"},"schema_version":"1.0"},"canonical_sha256":"49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:29:26.254892Z","signature_b64":"eIWauX8YHqRaX1MTYVLhVcYMVabdNbUU1YaPVcAYval7RIjj7ubZuwIlbmW9A68cAyAzJZgbbHViVuhOhl71CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c","last_reissued_at":"2026-07-04T16:29:26.254493Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:29:26.254493Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0202369","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":"2026-07-04T16:29:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7cJHaMtkPPI/bB9AtyE/VEFVI5lJerHK/4nJepsFp9Vpj386MeYQTeYuUVbHaEzk+P8hd7Sj01QA+7LUcFmiAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T07:14:18.560974Z"},"content_sha256":"0771165ff1d06cceaf36e8a6858b51b4d1eb6b8820f993ddf6b04bf81012b7b6","schema_version":"1.0","event_id":"sha256:0771165ff1d06cceaf36e8a6858b51b4d1eb6b8820f993ddf6b04bf81012b7b6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:JHIL2ZVM7WNP2OI25DIPWYE32G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Rapid rotation of ultra-Li-depleted halo stars and their association with blue stragglers","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Scott G. Gregory, Sean G. Ryan, Timothy C. Beers, Toshitaka Kajino, Ulrich Kolb","submitted_at":"2002-02-20T13:17:13Z","abstract_excerpt":"Observations of eighteen halo main-sequence-turnoff stars, four of which are extremely deficient in Li, show that three of the Li-poor ones have substantial line broadening. We attribute this to stellar rotation. Despite the great ages of halo stars, for G202-65, BD+51:1817 and Wolf 550 we infer vsini = 8.3 +/- 0.4, 7.6 +/- 0.3, and 5.5 +/- 0.6 km/s respectively. The stated errors are 3sigma. For CD-31:19466 we derive a 3sigma upper limit vsini < 2.2 km/s. The three rotating stars are known spectroscopic binaries. We explain the high rotation velocities in terms of mass and angular momentum tr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0202369","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/0202369/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":"2026-07-04T16:29:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uGfjnPkrUrM7I85jfmF3Bymwf2i4ROIY3pIqcXjtz2V1aDZPivWeXnMQ5vCTlBPZwSITSn3kVjWD/zuzHIXNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T07:14:18.561480Z"},"content_sha256":"15a51d2bc79e3af69eb6e864eb6426c38683a0c221ddc78a05d51e9da072d0a1","schema_version":"1.0","event_id":"sha256:15a51d2bc79e3af69eb6e864eb6426c38683a0c221ddc78a05d51e9da072d0a1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/bundle.json","state_url":"https://pith.science/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/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":"2026-08-05T07:14:18Z","links":{"resolver":"https://pith.science/pith/JHIL2ZVM7WNP2OI25DIPWYE32G","bundle":"https://pith.science/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/bundle.json","state":"https://pith.science/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JHIL2ZVM7WNP2OI25DIPWYE32G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:JHIL2ZVM7WNP2OI25DIPWYE32G","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":"bff2bfd7175d71d69c7bc5f050042f47608ff33223af4f969cd6bdac8facdc92","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-02-20T13:17:13Z","title_canon_sha256":"0055962d40d078124803963c8470fff2600fe33c849145a2f39dbd0b2d66bfda"},"schema_version":"1.0","source":{"id":"astro-ph/0202369","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0202369","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0202369v1","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0202369","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_12","alias_value":"JHIL2ZVM7WNP","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_16","alias_value":"JHIL2ZVM7WNP2OI2","created_at":"2026-07-04T16:29:26Z"},{"alias_kind":"pith_short_8","alias_value":"JHIL2ZVM","created_at":"2026-07-04T16:29:26Z"}],"graph_snapshots":[{"event_id":"sha256:15a51d2bc79e3af69eb6e864eb6426c38683a0c221ddc78a05d51e9da072d0a1","target":"graph","created_at":"2026-07-04T16:29:26Z","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/0202369/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Observations of eighteen halo main-sequence-turnoff stars, four of which are extremely deficient in Li, show that three of the Li-poor ones have substantial line broadening. We attribute this to stellar rotation. Despite the great ages of halo stars, for G202-65, BD+51:1817 and Wolf 550 we infer vsini = 8.3 +/- 0.4, 7.6 +/- 0.3, and 5.5 +/- 0.6 km/s respectively. The stated errors are 3sigma. For CD-31:19466 we derive a 3sigma upper limit vsini < 2.2 km/s. The three rotating stars are known spectroscopic binaries. We explain the high rotation velocities in terms of mass and angular momentum tr","authors_text":"Scott G. Gregory, Sean G. Ryan, Timothy C. Beers, Toshitaka Kajino, Ulrich Kolb","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2002-02-20T13:17:13Z","title":"Rapid rotation of ultra-Li-depleted halo stars and their association with blue stragglers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0202369","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":"sha256:0771165ff1d06cceaf36e8a6858b51b4d1eb6b8820f993ddf6b04bf81012b7b6","target":"record","created_at":"2026-07-04T16:29:26Z","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":"bff2bfd7175d71d69c7bc5f050042f47608ff33223af4f969cd6bdac8facdc92","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2002-02-20T13:17:13Z","title_canon_sha256":"0055962d40d078124803963c8470fff2600fe33c849145a2f39dbd0b2d66bfda"},"schema_version":"1.0","source":{"id":"astro-ph/0202369","kind":"arxiv","version":1}},"canonical_sha256":"49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"49d0bd66acfd9afd391ae8d0fb609bd1921dd7ff185222dd3dd35e0214c3641c","first_computed_at":"2026-07-04T16:29:26.254493Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:29:26.254493Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eIWauX8YHqRaX1MTYVLhVcYMVabdNbUU1YaPVcAYval7RIjj7ubZuwIlbmW9A68cAyAzJZgbbHViVuhOhl71CA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:29:26.254892Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0202369","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0771165ff1d06cceaf36e8a6858b51b4d1eb6b8820f993ddf6b04bf81012b7b6","sha256:15a51d2bc79e3af69eb6e864eb6426c38683a0c221ddc78a05d51e9da072d0a1"],"state_sha256":"021a7f7256700cf73475f625ac328c675ce1d215fd3ffb1dc3d0140e74f3c542"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0XTOEWJku0Ufge4b7UiTFl+X9mhvOMOmgEdEua32CvFXafn5sHJaFgvcmVkCAptmz9P5tTHZNFburshJ/ldhBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T07:14:18.566447Z","bundle_sha256":"3b741aa6bfcc8b81b0cb28d0785ad92b1ac91691db8f8afbe8cd85fde042830d"}}