{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:FPL2O7GTMWXRIT62QZFTPZZOII","short_pith_number":"pith:FPL2O7GT","canonical_record":{"source":{"id":"1602.02000","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-05T12:28:19Z","cross_cats_sorted":[],"title_canon_sha256":"9adb2c40b3e97812404bb4491ab2baecf3dbe5c916255b390358b92ad0835c2e","abstract_canon_sha256":"96347a18a90f699298cb851ab83a011ac37bb871e105db35384c9d3264c60156"},"schema_version":"1.0"},"canonical_sha256":"2bd7a77cd365af144fda864b37e72e42080deb2ffd119cb6570700365a86f211","source":{"kind":"arxiv","id":"1602.02000","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.02000","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"arxiv_version","alias_value":"1602.02000v1","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.02000","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"pith_short_12","alias_value":"FPL2O7GTMWXR","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FPL2O7GTMWXRIT62","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FPL2O7GT","created_at":"2026-05-18T12:30:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:FPL2O7GTMWXRIT62QZFTPZZOII","target":"record","payload":{"canonical_record":{"source":{"id":"1602.02000","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-05T12:28:19Z","cross_cats_sorted":[],"title_canon_sha256":"9adb2c40b3e97812404bb4491ab2baecf3dbe5c916255b390358b92ad0835c2e","abstract_canon_sha256":"96347a18a90f699298cb851ab83a011ac37bb871e105db35384c9d3264c60156"},"schema_version":"1.0"},"canonical_sha256":"2bd7a77cd365af144fda864b37e72e42080deb2ffd119cb6570700365a86f211","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:14.829942Z","signature_b64":"kDkMQrV9Dn99b6cQ5GnwzB+Ooe6RMARPoHKnpgCy36EZ1d5YF2C8V1D5jyZ3UJQWZJ7UShSYBadZSVESw775Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2bd7a77cd365af144fda864b37e72e42080deb2ffd119cb6570700365a86f211","last_reissued_at":"2026-05-18T01:21:14.829475Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:14.829475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.02000","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":"2026-05-18T01:21:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OZrmdhO/0o1hDO/dnRjTL25kik2FzYebjmJi79jST1tZdpXJQWdvtLq2C40e5fEUI6Ui+858T79o4ddVgurcCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T21:37:44.581654Z"},"content_sha256":"b156a8bfba402600608539fb85afdb8d9c564c9744477caa6fcfc9c7d48bd347","schema_version":"1.0","event_id":"sha256:b156a8bfba402600608539fb85afdb8d9c564c9744477caa6fcfc9c7d48bd347"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:FPL2O7GTMWXRIT62QZFTPZZOII","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Cool Giant HD 77361 - A Super Li-Rich Star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B.M.Kaminsky, D.B.Poklad, L.S.Lyubimkov, T.M.Rachkovskaya, V.G Metlov, Ya.V.Pavlenko","submitted_at":"2016-02-05T12:28:19Z","abstract_excerpt":"Super Li-rich stars form a very small and enigmatic group whose existence cannot be explained in terms of the standard stellar evolution theory. The goal of our study is to check the reality of this group of cool giants based on an independent technique. We have carried out such a check using the K giant HD 77361 (HR 3597), which has previously been assigned to this rare type, as an example. We have redetermined the effective temperature Teff and surface gravity log g for this star. We have applied two different methods, photometric and spectroscopic, to estimate Teff (the accuracy of the Li-a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.02000","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":"2026-05-18T01:21:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fMyohT+nUYgxiBhqVLp1i4RRvVqNBziiyxS1I6EGLQMMGpNIVT6lKbHUZ/6P9UOMowm+EPW69ew5eo2aoCYRCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T21:37:44.582005Z"},"content_sha256":"c29894d3d735e4c283c7cb47566186c82c03a471a4a6d54987ce0d6ebbcf226a","schema_version":"1.0","event_id":"sha256:c29894d3d735e4c283c7cb47566186c82c03a471a4a6d54987ce0d6ebbcf226a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FPL2O7GTMWXRIT62QZFTPZZOII/bundle.json","state_url":"https://pith.science/pith/FPL2O7GTMWXRIT62QZFTPZZOII/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FPL2O7GTMWXRIT62QZFTPZZOII/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":"2026-06-02T21:37:44Z","links":{"resolver":"https://pith.science/pith/FPL2O7GTMWXRIT62QZFTPZZOII","bundle":"https://pith.science/pith/FPL2O7GTMWXRIT62QZFTPZZOII/bundle.json","state":"https://pith.science/pith/FPL2O7GTMWXRIT62QZFTPZZOII/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FPL2O7GTMWXRIT62QZFTPZZOII/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:FPL2O7GTMWXRIT62QZFTPZZOII","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":"96347a18a90f699298cb851ab83a011ac37bb871e105db35384c9d3264c60156","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-05T12:28:19Z","title_canon_sha256":"9adb2c40b3e97812404bb4491ab2baecf3dbe5c916255b390358b92ad0835c2e"},"schema_version":"1.0","source":{"id":"1602.02000","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.02000","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"arxiv_version","alias_value":"1602.02000v1","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.02000","created_at":"2026-05-18T01:21:14Z"},{"alias_kind":"pith_short_12","alias_value":"FPL2O7GTMWXR","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_16","alias_value":"FPL2O7GTMWXRIT62","created_at":"2026-05-18T12:30:15Z"},{"alias_kind":"pith_short_8","alias_value":"FPL2O7GT","created_at":"2026-05-18T12:30:15Z"}],"graph_snapshots":[{"event_id":"sha256:c29894d3d735e4c283c7cb47566186c82c03a471a4a6d54987ce0d6ebbcf226a","target":"graph","created_at":"2026-05-18T01:21:14Z","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":"Super Li-rich stars form a very small and enigmatic group whose existence cannot be explained in terms of the standard stellar evolution theory. The goal of our study is to check the reality of this group of cool giants based on an independent technique. We have carried out such a check using the K giant HD 77361 (HR 3597), which has previously been assigned to this rare type, as an example. We have redetermined the effective temperature Teff and surface gravity log g for this star. We have applied two different methods, photometric and spectroscopic, to estimate Teff (the accuracy of the Li-a","authors_text":"B.M.Kaminsky, D.B.Poklad, L.S.Lyubimkov, T.M.Rachkovskaya, V.G Metlov, Ya.V.Pavlenko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-05T12:28:19Z","title":"The Cool Giant HD 77361 - A Super Li-Rich Star"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.02000","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:b156a8bfba402600608539fb85afdb8d9c564c9744477caa6fcfc9c7d48bd347","target":"record","created_at":"2026-05-18T01:21:14Z","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":"96347a18a90f699298cb851ab83a011ac37bb871e105db35384c9d3264c60156","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-02-05T12:28:19Z","title_canon_sha256":"9adb2c40b3e97812404bb4491ab2baecf3dbe5c916255b390358b92ad0835c2e"},"schema_version":"1.0","source":{"id":"1602.02000","kind":"arxiv","version":1}},"canonical_sha256":"2bd7a77cd365af144fda864b37e72e42080deb2ffd119cb6570700365a86f211","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2bd7a77cd365af144fda864b37e72e42080deb2ffd119cb6570700365a86f211","first_computed_at":"2026-05-18T01:21:14.829475Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:14.829475Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kDkMQrV9Dn99b6cQ5GnwzB+Ooe6RMARPoHKnpgCy36EZ1d5YF2C8V1D5jyZ3UJQWZJ7UShSYBadZSVESw775Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:14.829942Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.02000","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b156a8bfba402600608539fb85afdb8d9c564c9744477caa6fcfc9c7d48bd347","sha256:c29894d3d735e4c283c7cb47566186c82c03a471a4a6d54987ce0d6ebbcf226a"],"state_sha256":"9a148fbd41a3e91733181f06569e01aa2ac561f7ee97827b69f1c47148a397a6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E3BnmseAQd0o1ekRIZdbBHI5jhWmcoN5idnjp26GtESYVCsyji0hjInmKXxA0VlxOLA5D5EWdeISagir+xLrCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T21:37:44.583937Z","bundle_sha256":"3796814fd309c63b4e99c99c47b600327257bf3d35c96315252b909403e59665"}}