{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:HF56AZQDHHJAWYTZ2QZFBPDUZE","short_pith_number":"pith:HF56AZQD","canonical_record":{"source":{"id":"1305.5549","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-23T20:04:12Z","cross_cats_sorted":[],"title_canon_sha256":"c69c2573683bd52e12834ba612779e7d5be58e410b666420a7824a690432c3c1","abstract_canon_sha256":"05dd8d79166875122c277ed5326aeb1efb21815ef837595e35f42736e6f21792"},"schema_version":"1.0"},"canonical_sha256":"397be0660339d20b6279d43250bc74c93a3b21bacfe1bcd2bea43f3dcb653180","source":{"kind":"arxiv","id":"1305.5549","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.5549","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"arxiv_version","alias_value":"1305.5549v1","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5549","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"pith_short_12","alias_value":"HF56AZQDHHJA","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HF56AZQDHHJAWYTZ","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HF56AZQD","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:HF56AZQDHHJAWYTZ2QZFBPDUZE","target":"record","payload":{"canonical_record":{"source":{"id":"1305.5549","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-23T20:04:12Z","cross_cats_sorted":[],"title_canon_sha256":"c69c2573683bd52e12834ba612779e7d5be58e410b666420a7824a690432c3c1","abstract_canon_sha256":"05dd8d79166875122c277ed5326aeb1efb21815ef837595e35f42736e6f21792"},"schema_version":"1.0"},"canonical_sha256":"397be0660339d20b6279d43250bc74c93a3b21bacfe1bcd2bea43f3dcb653180","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:49:47.116258Z","signature_b64":"IxzXFBLJwC737kpOfiCjVn9EhFjtQkVXszzKs4LCiieNeIf3yAZPNXOKf7516WyozSoMrRFzD/2CC6qHbYSKCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"397be0660339d20b6279d43250bc74c93a3b21bacfe1bcd2bea43f3dcb653180","last_reissued_at":"2026-05-18T01:49:47.115773Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:49:47.115773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.5549","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":"2026-05-18T01:49:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SEXFZm3+Ti1DFrbEHjY46tKBpsv7MRpLUVZ1MxBCOxqIeN0Nq0LR7yErXYcok2gfoIjT167wmWhdOCtpkN+oDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T19:45:06.202958Z"},"content_sha256":"b24c3f50e4479bd387be5fbc4f9dc2bcfeab393e52bfe83b50bcca5699159120","schema_version":"1.0","event_id":"sha256:b24c3f50e4479bd387be5fbc4f9dc2bcfeab393e52bfe83b50bcca5699159120"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:HF56AZQDHHJAWYTZ2QZFBPDUZE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On magnetic inhibition of photospheric macro-turbulence generated in the iron-bump opacity zone of O-stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"G. A. Wade, J. O. Sundqvist, J. Puls, S. P. Owocki, the MiMeS Collaboration, V. Petit","submitted_at":"2013-05-23T20:04:12Z","abstract_excerpt":"Massive, hot OB-stars show clear evidence of strong macroscopic broadening (in addition to rotation) in their photospheric spectral lines. This paper examines the occurrence of such \"macro-turbulence\" in slowly rotating O-stars with strong, organised surface magnetic fields. Focusing on the CIV 5811A line, we find evidence for significant macro-turbulent broadening in all stars except NGC1624-2, which also has (by far) the strongest magnetic field. Instead, the very sharp CIV lines in NGC1624-2 are dominated by magnetic Zeeman broadening, from which we estimate a dipolar field of approximately"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5549","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":"2026-05-18T01:49:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4E+1YfzBmwK4rIU7+9VZpOWa3t/qQoS7Bsv7ZJfGtfHLZL0L7nYjAE4N0J/aAYPnerjX9Qj1P+ziP5fT9xILBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T19:45:06.203537Z"},"content_sha256":"7e5eb47eb362474a4269abe76d6c5307fcbaa54172f63e89104ef5ca181d50ee","schema_version":"1.0","event_id":"sha256:7e5eb47eb362474a4269abe76d6c5307fcbaa54172f63e89104ef5ca181d50ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/bundle.json","state_url":"https://pith.science/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/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":"2026-05-26T19:45:06Z","links":{"resolver":"https://pith.science/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE","bundle":"https://pith.science/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/bundle.json","state":"https://pith.science/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HF56AZQDHHJAWYTZ2QZFBPDUZE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:HF56AZQDHHJAWYTZ2QZFBPDUZE","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":"05dd8d79166875122c277ed5326aeb1efb21815ef837595e35f42736e6f21792","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-23T20:04:12Z","title_canon_sha256":"c69c2573683bd52e12834ba612779e7d5be58e410b666420a7824a690432c3c1"},"schema_version":"1.0","source":{"id":"1305.5549","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.5549","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"arxiv_version","alias_value":"1305.5549v1","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.5549","created_at":"2026-05-18T01:49:47Z"},{"alias_kind":"pith_short_12","alias_value":"HF56AZQDHHJA","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HF56AZQDHHJAWYTZ","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HF56AZQD","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:7e5eb47eb362474a4269abe76d6c5307fcbaa54172f63e89104ef5ca181d50ee","target":"graph","created_at":"2026-05-18T01:49:47Z","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":"Massive, hot OB-stars show clear evidence of strong macroscopic broadening (in addition to rotation) in their photospheric spectral lines. This paper examines the occurrence of such \"macro-turbulence\" in slowly rotating O-stars with strong, organised surface magnetic fields. Focusing on the CIV 5811A line, we find evidence for significant macro-turbulent broadening in all stars except NGC1624-2, which also has (by far) the strongest magnetic field. Instead, the very sharp CIV lines in NGC1624-2 are dominated by magnetic Zeeman broadening, from which we estimate a dipolar field of approximately","authors_text":"G. A. Wade, J. O. Sundqvist, J. Puls, S. P. Owocki, the MiMeS Collaboration, V. Petit","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-23T20:04:12Z","title":"On magnetic inhibition of photospheric macro-turbulence generated in the iron-bump opacity zone of O-stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.5549","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:b24c3f50e4479bd387be5fbc4f9dc2bcfeab393e52bfe83b50bcca5699159120","target":"record","created_at":"2026-05-18T01:49:47Z","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":"05dd8d79166875122c277ed5326aeb1efb21815ef837595e35f42736e6f21792","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-05-23T20:04:12Z","title_canon_sha256":"c69c2573683bd52e12834ba612779e7d5be58e410b666420a7824a690432c3c1"},"schema_version":"1.0","source":{"id":"1305.5549","kind":"arxiv","version":1}},"canonical_sha256":"397be0660339d20b6279d43250bc74c93a3b21bacfe1bcd2bea43f3dcb653180","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"397be0660339d20b6279d43250bc74c93a3b21bacfe1bcd2bea43f3dcb653180","first_computed_at":"2026-05-18T01:49:47.115773Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:49:47.115773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IxzXFBLJwC737kpOfiCjVn9EhFjtQkVXszzKs4LCiieNeIf3yAZPNXOKf7516WyozSoMrRFzD/2CC6qHbYSKCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:49:47.116258Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.5549","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b24c3f50e4479bd387be5fbc4f9dc2bcfeab393e52bfe83b50bcca5699159120","sha256:7e5eb47eb362474a4269abe76d6c5307fcbaa54172f63e89104ef5ca181d50ee"],"state_sha256":"9b313f06c74d946da1beadc0ca5394e21a02117b81bbe19bff28a64ef56d4cc4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aU7f4Pc3hUajdfw5hw1ZyKoHZHk+yYAz3Aslj/w5eNVzlYvLtSsarKVgIh4LTF6bK33GVJu3LNF1Ls14pEuXCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T19:45:06.206406Z","bundle_sha256":"bca2bfb23fb2f73324ead559b656f06542a27c9772fd322298560562e95d1a4e"}}