{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:AVP2Q2CFNRIX2X3Z2QUHQCPOLE","short_pith_number":"pith:AVP2Q2CF","canonical_record":{"source":{"id":"astro-ph/0601461","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-01-19T22:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"c36ce91c6e4a4bc44926bdef083e9d246318391515b29217bfa3ed1f494c6f8f","abstract_canon_sha256":"d49bcddbe898e53063e29de4da930a87e081094d76b41556acdcf65dd354a8a2"},"schema_version":"1.0"},"canonical_sha256":"055fa868456c517d5f79d4287809ee591f458ccb2963fe3080c29ddb5202e3aa","source":{"kind":"arxiv","id":"astro-ph/0601461","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0601461","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0601461v1","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0601461","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_12","alias_value":"AVP2Q2CFNRIX","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_16","alias_value":"AVP2Q2CFNRIX2X3Z","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_8","alias_value":"AVP2Q2CF","created_at":"2026-07-04T16:57:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:AVP2Q2CFNRIX2X3Z2QUHQCPOLE","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0601461","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-01-19T22:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"c36ce91c6e4a4bc44926bdef083e9d246318391515b29217bfa3ed1f494c6f8f","abstract_canon_sha256":"d49bcddbe898e53063e29de4da930a87e081094d76b41556acdcf65dd354a8a2"},"schema_version":"1.0"},"canonical_sha256":"055fa868456c517d5f79d4287809ee591f458ccb2963fe3080c29ddb5202e3aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:57:49.896166Z","signature_b64":"s3GHfrifhleTcOw0p1uE7XyxfHYeAFdlCoheFpVtviodrls5tMA7pzyuy+AogQsb5c90YJzconmNeWr4tK4GAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"055fa868456c517d5f79d4287809ee591f458ccb2963fe3080c29ddb5202e3aa","last_reissued_at":"2026-07-04T16:57:49.895824Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:57:49.895824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0601461","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":"2026-07-04T16:57:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LuiWc0r3RcB+BiU75bNx1uQE+zQxk5cML/bxnmak+D1vzLTAWBLLjUiMGzPcoQo2CEhdgLzMOHkCwG7pYVZaAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:10:47.369300Z"},"content_sha256":"b881882456ec4b67fcf366f01c2e43195775d0f15342f71bbf058b4e36cfe564","schema_version":"1.0","event_id":"sha256:b881882456ec4b67fcf366f01c2e43195775d0f15342f71bbf058b4e36cfe564"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:AVP2Q2CFNRIX2X3Z2QUHQCPOLE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evolutionary state of magnetic chemically peculiar stars","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"O. Kochukhov, S. Bagnulo","submitted_at":"2006-01-19T22:58:44Z","abstract_excerpt":"We present a comprehensive statistical investigation of the evolution of magnetic CP stars, aimed at providing constraints to the theories that deal with the origin of the magnetic field in these stars. We have collected from the literature data for 150 magnetic CP stars with accurate Hipparcos parallaxes. We have retrieved from the ESO archive 142 FORS1 observations of circularly polarized spectra for 100 stars. From these spectra we have measured the mean longitudinal magnetic field, and discovered 48 new magnetic CP stars (five of which belonging to the rare class of rapidly oscillating Ap "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0601461","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/0601461/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":"2026-07-04T16:57:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nJDRYZfyF9XeeXa75BSjL3QM4egyO0qDepdynGuUmj3cmk4IvMuz5IRjVQQgB7YQIH//sJGv2AW8/nld1IVbBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T22:10:47.369774Z"},"content_sha256":"d8236e5a235e391743989ea01f457047351b0dc33438d8fab558f06e410b2d86","schema_version":"1.0","event_id":"sha256:d8236e5a235e391743989ea01f457047351b0dc33438d8fab558f06e410b2d86"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/bundle.json","state_url":"https://pith.science/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/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":"2026-08-03T22:10:47Z","links":{"resolver":"https://pith.science/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE","bundle":"https://pith.science/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/bundle.json","state":"https://pith.science/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AVP2Q2CFNRIX2X3Z2QUHQCPOLE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:AVP2Q2CFNRIX2X3Z2QUHQCPOLE","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":"d49bcddbe898e53063e29de4da930a87e081094d76b41556acdcf65dd354a8a2","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-01-19T22:58:44Z","title_canon_sha256":"c36ce91c6e4a4bc44926bdef083e9d246318391515b29217bfa3ed1f494c6f8f"},"schema_version":"1.0","source":{"id":"astro-ph/0601461","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0601461","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0601461v1","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0601461","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_12","alias_value":"AVP2Q2CFNRIX","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_16","alias_value":"AVP2Q2CFNRIX2X3Z","created_at":"2026-07-04T16:57:49Z"},{"alias_kind":"pith_short_8","alias_value":"AVP2Q2CF","created_at":"2026-07-04T16:57:49Z"}],"graph_snapshots":[{"event_id":"sha256:d8236e5a235e391743989ea01f457047351b0dc33438d8fab558f06e410b2d86","target":"graph","created_at":"2026-07-04T16:57:49Z","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/0601461/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a comprehensive statistical investigation of the evolution of magnetic CP stars, aimed at providing constraints to the theories that deal with the origin of the magnetic field in these stars. We have collected from the literature data for 150 magnetic CP stars with accurate Hipparcos parallaxes. We have retrieved from the ESO archive 142 FORS1 observations of circularly polarized spectra for 100 stars. From these spectra we have measured the mean longitudinal magnetic field, and discovered 48 new magnetic CP stars (five of which belonging to the rare class of rapidly oscillating Ap ","authors_text":"O. Kochukhov, S. Bagnulo","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2006-01-19T22:58:44Z","title":"Evolutionary state of magnetic chemically peculiar stars"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0601461","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:b881882456ec4b67fcf366f01c2e43195775d0f15342f71bbf058b4e36cfe564","target":"record","created_at":"2026-07-04T16:57:49Z","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":"d49bcddbe898e53063e29de4da930a87e081094d76b41556acdcf65dd354a8a2","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"2006-01-19T22:58:44Z","title_canon_sha256":"c36ce91c6e4a4bc44926bdef083e9d246318391515b29217bfa3ed1f494c6f8f"},"schema_version":"1.0","source":{"id":"astro-ph/0601461","kind":"arxiv","version":1}},"canonical_sha256":"055fa868456c517d5f79d4287809ee591f458ccb2963fe3080c29ddb5202e3aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"055fa868456c517d5f79d4287809ee591f458ccb2963fe3080c29ddb5202e3aa","first_computed_at":"2026-07-04T16:57:49.895824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:57:49.895824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s3GHfrifhleTcOw0p1uE7XyxfHYeAFdlCoheFpVtviodrls5tMA7pzyuy+AogQsb5c90YJzconmNeWr4tK4GAg==","signature_status":"signed_v1","signed_at":"2026-07-04T16:57:49.896166Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0601461","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b881882456ec4b67fcf366f01c2e43195775d0f15342f71bbf058b4e36cfe564","sha256:d8236e5a235e391743989ea01f457047351b0dc33438d8fab558f06e410b2d86"],"state_sha256":"a6395d477f60b5fcf6acf66baed0458ce32b65ccb2df4e2a275378f9bde09c15"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iBjJNSpUIbdhwa3/mI5940CNqtAOTEqMTXGBbNQwYXfg4W0UgmU2mZsZ6lIC5Nod+fr9CghR10oTiwTZ5WIfBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T22:10:47.375152Z","bundle_sha256":"25dfe7891618a812b9df98c841de00b28e72470339807faa806ad12c19178243"}}