{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:54YJULKBBJNFTDSYEELXF7427E","short_pith_number":"pith:54YJULKB","canonical_record":{"source":{"id":"1606.06214","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-20T17:22:18Z","cross_cats_sorted":[],"title_canon_sha256":"8ac24f9b69fc7f75aaaea8e59d6e6152ca213107fcc61c6daa70b944f8e32996","abstract_canon_sha256":"9ba48515413192e23fe46279ee32141e3747f9acee757909b3294ef68fa40a74"},"schema_version":"1.0"},"canonical_sha256":"ef309a2d410a5a598e58211772ff9af93fc8be6d446471bc560e8b62b43691ad","source":{"kind":"arxiv","id":"1606.06214","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.06214","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"arxiv_version","alias_value":"1606.06214v1","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.06214","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"pith_short_12","alias_value":"54YJULKBBJNF","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"54YJULKBBJNFTDSY","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"54YJULKB","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:54YJULKBBJNFTDSYEELXF7427E","target":"record","payload":{"canonical_record":{"source":{"id":"1606.06214","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-20T17:22:18Z","cross_cats_sorted":[],"title_canon_sha256":"8ac24f9b69fc7f75aaaea8e59d6e6152ca213107fcc61c6daa70b944f8e32996","abstract_canon_sha256":"9ba48515413192e23fe46279ee32141e3747f9acee757909b3294ef68fa40a74"},"schema_version":"1.0"},"canonical_sha256":"ef309a2d410a5a598e58211772ff9af93fc8be6d446471bc560e8b62b43691ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:08:08.870497Z","signature_b64":"CZlu1uLPQ4hoddZrgfxZj4vam4mHJDKJhjB+9H2ExoGND6CBqd2yPTRrCGeGaKhbvHHjiHHi05Z+nwmrzpczBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ef309a2d410a5a598e58211772ff9af93fc8be6d446471bc560e8b62b43691ad","last_reissued_at":"2026-05-18T01:08:08.869948Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:08:08.869948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.06214","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":"2026-05-18T01:08:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fTwhlUeEDnX+wQu0Yu9gRSsIGt+tq5uPEGd6GjQO+l4SeOV1JBmnzAQpn9CuAMUBrpbcy6gRacumbcF4jcy7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:20:55.067165Z"},"content_sha256":"d14509d6dd9e24fd8035fd4f3a97e22f520ee344da3ce39d214bf1d9c714eba7","schema_version":"1.0","event_id":"sha256:d14509d6dd9e24fd8035fd4f3a97e22f520ee344da3ce39d214bf1d9c714eba7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:54YJULKBBJNFTDSYEELXF7427E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Solar Twin Planet Search: IV. The Sun as a typical rotator and evidence for a new rotational braking law for Sun-like stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Alan Alves-Brito, Iv\\'an Ram\\'irez, Jacob L. Bean, Jorge Mel\\'endez, Jos\\'e-Dias do Nascimento Jr., Leonardo A. dos Santos, Lorenzo Spina, Luca Casagrande, Martin Asplund, Megan Bedell, Stefan Dreizler","submitted_at":"2016-06-20T17:22:18Z","abstract_excerpt":"It is still unclear how common the Sun is when compared to other similar stars in regards to some of its physical properties, such as rotation. Considering that gyrochronology relations are widely used today to estimate ages of stars in the main sequence, and that the Sun is used to calibrate it, it is crucial to assess if these procedures are acceptable. We analyze the rotational velocities -- limited by the unknown rotation axis inclination angle -- of an unprecedented large sample of solar twins in order to study the rotational evolution of Sun-like stars, and assess if the Sun is a typical"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.06214","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":"2026-05-18T01:08:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9HG69Nq6HoVZQzxJKssu+3bqFc6Fb9NJ16DgVlePwDL9wzT766YLn4z98OnjCtBC4Q389jXdxi9bgRkY3dL8DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T14:20:55.067541Z"},"content_sha256":"1b13ac79faccdc9bc45a5f2af91ef66fd0b6c4c8c5e9555f36aff07f16241ae5","schema_version":"1.0","event_id":"sha256:1b13ac79faccdc9bc45a5f2af91ef66fd0b6c4c8c5e9555f36aff07f16241ae5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/54YJULKBBJNFTDSYEELXF7427E/bundle.json","state_url":"https://pith.science/pith/54YJULKBBJNFTDSYEELXF7427E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/54YJULKBBJNFTDSYEELXF7427E/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":"2026-06-11T14:20:55Z","links":{"resolver":"https://pith.science/pith/54YJULKBBJNFTDSYEELXF7427E","bundle":"https://pith.science/pith/54YJULKBBJNFTDSYEELXF7427E/bundle.json","state":"https://pith.science/pith/54YJULKBBJNFTDSYEELXF7427E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/54YJULKBBJNFTDSYEELXF7427E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:54YJULKBBJNFTDSYEELXF7427E","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":"9ba48515413192e23fe46279ee32141e3747f9acee757909b3294ef68fa40a74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-20T17:22:18Z","title_canon_sha256":"8ac24f9b69fc7f75aaaea8e59d6e6152ca213107fcc61c6daa70b944f8e32996"},"schema_version":"1.0","source":{"id":"1606.06214","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.06214","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"arxiv_version","alias_value":"1606.06214v1","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.06214","created_at":"2026-05-18T01:08:08Z"},{"alias_kind":"pith_short_12","alias_value":"54YJULKBBJNF","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"54YJULKBBJNFTDSY","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"54YJULKB","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:1b13ac79faccdc9bc45a5f2af91ef66fd0b6c4c8c5e9555f36aff07f16241ae5","target":"graph","created_at":"2026-05-18T01:08:08Z","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":"It is still unclear how common the Sun is when compared to other similar stars in regards to some of its physical properties, such as rotation. Considering that gyrochronology relations are widely used today to estimate ages of stars in the main sequence, and that the Sun is used to calibrate it, it is crucial to assess if these procedures are acceptable. We analyze the rotational velocities -- limited by the unknown rotation axis inclination angle -- of an unprecedented large sample of solar twins in order to study the rotational evolution of Sun-like stars, and assess if the Sun is a typical","authors_text":"Alan Alves-Brito, Iv\\'an Ram\\'irez, Jacob L. Bean, Jorge Mel\\'endez, Jos\\'e-Dias do Nascimento Jr., Leonardo A. dos Santos, Lorenzo Spina, Luca Casagrande, Martin Asplund, Megan Bedell, Stefan Dreizler","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-20T17:22:18Z","title":"The Solar Twin Planet Search: IV. The Sun as a typical rotator and evidence for a new rotational braking law for Sun-like stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.06214","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:d14509d6dd9e24fd8035fd4f3a97e22f520ee344da3ce39d214bf1d9c714eba7","target":"record","created_at":"2026-05-18T01:08:08Z","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":"9ba48515413192e23fe46279ee32141e3747f9acee757909b3294ef68fa40a74","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-06-20T17:22:18Z","title_canon_sha256":"8ac24f9b69fc7f75aaaea8e59d6e6152ca213107fcc61c6daa70b944f8e32996"},"schema_version":"1.0","source":{"id":"1606.06214","kind":"arxiv","version":1}},"canonical_sha256":"ef309a2d410a5a598e58211772ff9af93fc8be6d446471bc560e8b62b43691ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ef309a2d410a5a598e58211772ff9af93fc8be6d446471bc560e8b62b43691ad","first_computed_at":"2026-05-18T01:08:08.869948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:08:08.869948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CZlu1uLPQ4hoddZrgfxZj4vam4mHJDKJhjB+9H2ExoGND6CBqd2yPTRrCGeGaKhbvHHjiHHi05Z+nwmrzpczBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:08:08.870497Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.06214","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d14509d6dd9e24fd8035fd4f3a97e22f520ee344da3ce39d214bf1d9c714eba7","sha256:1b13ac79faccdc9bc45a5f2af91ef66fd0b6c4c8c5e9555f36aff07f16241ae5"],"state_sha256":"4e055f8581ccaad052163cc33ed8d9b26785bd6ad0d9feb10c18287775c52018"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6UP1wEd6RIBz7zPOVpGAuXaVNOoul4AE/dRZ4YR7S2GWYcv9zA1vT2+d8mcTBzmCSM+wAr3CXFrhkTKocjNIBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T14:20:55.069450Z","bundle_sha256":"3ccc13cf146f29437b20e4f49f7cacf7ea812616cf357e0627266f98287fc5a8"}}