{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:ZMXEU36L3BJZ6V7KETEYYUY2ZD","short_pith_number":"pith:ZMXEU36L","canonical_record":{"source":{"id":"1703.08996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-27T10:18:15Z","cross_cats_sorted":[],"title_canon_sha256":"697363601d71e48a0e7716ec609b1c1d8a0d9d455a589d44fa66f4a6c140ddf9","abstract_canon_sha256":"450f6a7118be2187b49be6f9acbf052c0af70c57b82c80c9193b932f328ea268"},"schema_version":"1.0"},"canonical_sha256":"cb2e4a6fcbd8539f57ea24c98c531ac8f6b0a19339d9c2c6906194aa193f1475","source":{"kind":"arxiv","id":"1703.08996","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.08996","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"arxiv_version","alias_value":"1703.08996v1","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.08996","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"pith_short_12","alias_value":"ZMXEU36L3BJZ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZMXEU36L3BJZ6V7K","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZMXEU36L","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:ZMXEU36L3BJZ6V7KETEYYUY2ZD","target":"record","payload":{"canonical_record":{"source":{"id":"1703.08996","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-27T10:18:15Z","cross_cats_sorted":[],"title_canon_sha256":"697363601d71e48a0e7716ec609b1c1d8a0d9d455a589d44fa66f4a6c140ddf9","abstract_canon_sha256":"450f6a7118be2187b49be6f9acbf052c0af70c57b82c80c9193b932f328ea268"},"schema_version":"1.0"},"canonical_sha256":"cb2e4a6fcbd8539f57ea24c98c531ac8f6b0a19339d9c2c6906194aa193f1475","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:46.660409Z","signature_b64":"QKRJGhz8oFg+kC5PRQkaco5pnNIRBGVsLeBBVr6Hl6VFMmrEbTy0ZaVjF3yHffC3V3SO2TcU9amRZX+TorJiAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb2e4a6fcbd8539f57ea24c98c531ac8f6b0a19339d9c2c6906194aa193f1475","last_reissued_at":"2026-05-18T00:44:46.659962Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:46.659962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.08996","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":"2026-05-18T00:44:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jN+hAag70BldaV/l71oZdapKW4wNKQvfLYTzjiHLUVHoslpV/JezEkb3Lgbvnd9djssjko/tnCBGdZYs3baxDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:13:21.308294Z"},"content_sha256":"ffa001366e59d729568bdfb3d20732846d03aafc89576b99ddaa64704bb715ee","schema_version":"1.0","event_id":"sha256:ffa001366e59d729568bdfb3d20732846d03aafc89576b99ddaa64704bb715ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:ZMXEU36L3BJZ6V7KETEYYUY2ZD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Confirming the oblique rotator model for the extremely slowly rotating O8f?p star HD 108","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. A. Wade, M. Shultz","submitted_at":"2017-03-27T10:18:15Z","abstract_excerpt":"The O8f?p star HD 108 is implied to have experienced the most extreme rotational braking of any magnetic, massive star, with a rotational period $P_{\\rm rot}$ of at least 55 years, but the upper limit on its spindown timescale is over twice the age estimated from the Hertzsprung-Russell diagram. HD 108's observed X-ray luminosity is also much higher than predicted by the XADM model, a unique discrepancy amongst magnetic O-type stars. Previously reported magnetic data cover only a small fraction ($\\sim$3.5\\%) of $P_{\\rm rot}$, and were furthermore acquired when the star was in a photometric and"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.08996","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":"2026-05-18T00:44:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NNp1wEy+5poKfQcrJxcQCk8ItZTEw9BicK0tFLz6/vXMcdMcywdLrRKYZNa5GLoEWoqmTHoFI+wjTIy388rsBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T03:13:21.308654Z"},"content_sha256":"df788e1b8d220d7fe1cddafc44723599e0b98d91c7ec95fc1265753e7a9586ef","schema_version":"1.0","event_id":"sha256:df788e1b8d220d7fe1cddafc44723599e0b98d91c7ec95fc1265753e7a9586ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/bundle.json","state_url":"https://pith.science/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/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":"2026-06-03T03:13:21Z","links":{"resolver":"https://pith.science/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD","bundle":"https://pith.science/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/bundle.json","state":"https://pith.science/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZMXEU36L3BJZ6V7KETEYYUY2ZD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ZMXEU36L3BJZ6V7KETEYYUY2ZD","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":"450f6a7118be2187b49be6f9acbf052c0af70c57b82c80c9193b932f328ea268","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-27T10:18:15Z","title_canon_sha256":"697363601d71e48a0e7716ec609b1c1d8a0d9d455a589d44fa66f4a6c140ddf9"},"schema_version":"1.0","source":{"id":"1703.08996","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.08996","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"arxiv_version","alias_value":"1703.08996v1","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.08996","created_at":"2026-05-18T00:44:46Z"},{"alias_kind":"pith_short_12","alias_value":"ZMXEU36L3BJZ","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZMXEU36L3BJZ6V7K","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZMXEU36L","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:df788e1b8d220d7fe1cddafc44723599e0b98d91c7ec95fc1265753e7a9586ef","target":"graph","created_at":"2026-05-18T00:44:46Z","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 O8f?p star HD 108 is implied to have experienced the most extreme rotational braking of any magnetic, massive star, with a rotational period $P_{\\rm rot}$ of at least 55 years, but the upper limit on its spindown timescale is over twice the age estimated from the Hertzsprung-Russell diagram. HD 108's observed X-ray luminosity is also much higher than predicted by the XADM model, a unique discrepancy amongst magnetic O-type stars. Previously reported magnetic data cover only a small fraction ($\\sim$3.5\\%) of $P_{\\rm rot}$, and were furthermore acquired when the star was in a photometric and","authors_text":"G. A. Wade, M. Shultz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-27T10:18:15Z","title":"Confirming the oblique rotator model for the extremely slowly rotating O8f?p star HD 108"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.08996","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:ffa001366e59d729568bdfb3d20732846d03aafc89576b99ddaa64704bb715ee","target":"record","created_at":"2026-05-18T00:44:46Z","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":"450f6a7118be2187b49be6f9acbf052c0af70c57b82c80c9193b932f328ea268","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-27T10:18:15Z","title_canon_sha256":"697363601d71e48a0e7716ec609b1c1d8a0d9d455a589d44fa66f4a6c140ddf9"},"schema_version":"1.0","source":{"id":"1703.08996","kind":"arxiv","version":1}},"canonical_sha256":"cb2e4a6fcbd8539f57ea24c98c531ac8f6b0a19339d9c2c6906194aa193f1475","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb2e4a6fcbd8539f57ea24c98c531ac8f6b0a19339d9c2c6906194aa193f1475","first_computed_at":"2026-05-18T00:44:46.659962Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:46.659962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"QKRJGhz8oFg+kC5PRQkaco5pnNIRBGVsLeBBVr6Hl6VFMmrEbTy0ZaVjF3yHffC3V3SO2TcU9amRZX+TorJiAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:46.660409Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.08996","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ffa001366e59d729568bdfb3d20732846d03aafc89576b99ddaa64704bb715ee","sha256:df788e1b8d220d7fe1cddafc44723599e0b98d91c7ec95fc1265753e7a9586ef"],"state_sha256":"0a6fdc4fb0e7add72287469978c1fe6b2bd8bb4bffb0c99bed7160be7561a843"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/BHPrXKrLRwCh2PQceFmOS5/7iIL4xtyHgC5Z7FtUAx+dcV1AZVwQnUDrxg/qkzoPQDBa3felGS5Uwx9n78yDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T03:13:21.310905Z","bundle_sha256":"9a3f1c8e6f0b9920e3c2bf4400c5251e823dbe4c8d2247a90415e6e4625e1522"}}