{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:NIHFXIVUAQ24HXPH3SRKTI5CD2","short_pith_number":"pith:NIHFXIVU","canonical_record":{"source":{"id":"1310.4379","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-16T13:57:19Z","cross_cats_sorted":[],"title_canon_sha256":"3a14c36a607c505affce0892c68538014b5e4339bf5d33cfe52aaaf3c417a0ee","abstract_canon_sha256":"0b28c91146619b03c985b0b9a6a86d79fc8eacd6be04887998b1201a6645049d"},"schema_version":"1.0"},"canonical_sha256":"6a0e5ba2b40435c3dde7dca2a9a3a21ebaa2e92e77cdfb97cb6cb86564861dc9","source":{"kind":"arxiv","id":"1310.4379","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4379","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4379v3","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4379","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"NIHFXIVUAQ24","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NIHFXIVUAQ24HXPH","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NIHFXIVU","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:NIHFXIVUAQ24HXPH3SRKTI5CD2","target":"record","payload":{"canonical_record":{"source":{"id":"1310.4379","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-16T13:57:19Z","cross_cats_sorted":[],"title_canon_sha256":"3a14c36a607c505affce0892c68538014b5e4339bf5d33cfe52aaaf3c417a0ee","abstract_canon_sha256":"0b28c91146619b03c985b0b9a6a86d79fc8eacd6be04887998b1201a6645049d"},"schema_version":"1.0"},"canonical_sha256":"6a0e5ba2b40435c3dde7dca2a9a3a21ebaa2e92e77cdfb97cb6cb86564861dc9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:58.873164Z","signature_b64":"bwqVPukpP7syv+KieqqLCS/XG1a67qLn27oE6eT34uc3sJDS8tfvcp/s8+sJfPiR6I95ixf0uUdPfEqI3V3KDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6a0e5ba2b40435c3dde7dca2a9a3a21ebaa2e92e77cdfb97cb6cb86564861dc9","last_reissued_at":"2026-05-18T01:46:58.872539Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:58.872539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.4379","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zlXd+ywJh6oIsan6E5zLdL2uvbm129efLGcB8kjDUBfHKWqq+qNHhOpb/hzVOiB01GVzlcGJuEtkRi8zufiVBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:22:32.493487Z"},"content_sha256":"3a2b9ae385e8b6a58f9aeb977a18edeefd3730f3712ee724d923327037ef614d","schema_version":"1.0","event_id":"sha256:3a2b9ae385e8b6a58f9aeb977a18edeefd3730f3712ee724d923327037ef614d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:NIHFXIVUAQ24HXPH3SRKTI5CD2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for surface magnetic fields in Mira stars. First detection in chi Cyg","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"A. L\\`ebre, D. Gillet, F. Herpin, M. Auri\\`ere, N. Fabas, P. Petit, R. Konstantinova-Antova","submitted_at":"2013-10-16T13:57:19Z","abstract_excerpt":"In order to complete the knowledge of the magnetic field and of its influence during the transition from Asymptotic Giant Branch to Planetary Nebulae stages, we have undertaken a search for magnetic fields at the surface of Mira stars. We used spectropolarimetric observations, collected with the Narval instrument at TBL, in order to detect - with Least Squares Deconvolution method - a Zeeman signature in the visible part of the spectrum. We present the first spectropolarimetric observations of the S-type Mira star chi Cyg, performed around its maximum light. We have detected a polarimetric sig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4379","kind":"arxiv","version":3},"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":"2026-05-18T01:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OaznNfU5C5K6rbEr1ZWkbK8ARfyorwyn0dqA5VQdiPhc7AkGcMvJ8mfaogRLhb+EBtSiW1bBYxg5OPC6tRbjAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:22:32.494178Z"},"content_sha256":"03b14553b075154e280de76dcd275d10cc4c3ef746abd9913394383ecf03d281","schema_version":"1.0","event_id":"sha256:03b14553b075154e280de76dcd275d10cc4c3ef746abd9913394383ecf03d281"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/bundle.json","state_url":"https://pith.science/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/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":"2026-05-29T21:22:32Z","links":{"resolver":"https://pith.science/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2","bundle":"https://pith.science/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/bundle.json","state":"https://pith.science/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NIHFXIVUAQ24HXPH3SRKTI5CD2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:NIHFXIVUAQ24HXPH3SRKTI5CD2","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":"0b28c91146619b03c985b0b9a6a86d79fc8eacd6be04887998b1201a6645049d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-16T13:57:19Z","title_canon_sha256":"3a14c36a607c505affce0892c68538014b5e4339bf5d33cfe52aaaf3c417a0ee"},"schema_version":"1.0","source":{"id":"1310.4379","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4379","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4379v3","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4379","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"NIHFXIVUAQ24","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NIHFXIVUAQ24HXPH","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NIHFXIVU","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:03b14553b075154e280de76dcd275d10cc4c3ef746abd9913394383ecf03d281","target":"graph","created_at":"2026-05-18T01:46:58Z","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":"In order to complete the knowledge of the magnetic field and of its influence during the transition from Asymptotic Giant Branch to Planetary Nebulae stages, we have undertaken a search for magnetic fields at the surface of Mira stars. We used spectropolarimetric observations, collected with the Narval instrument at TBL, in order to detect - with Least Squares Deconvolution method - a Zeeman signature in the visible part of the spectrum. We present the first spectropolarimetric observations of the S-type Mira star chi Cyg, performed around its maximum light. We have detected a polarimetric sig","authors_text":"A. L\\`ebre, D. Gillet, F. Herpin, M. Auri\\`ere, N. Fabas, P. Petit, R. Konstantinova-Antova","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-16T13:57:19Z","title":"Search for surface magnetic fields in Mira stars. First detection in chi Cyg"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4379","kind":"arxiv","version":3},"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":"sha256:3a2b9ae385e8b6a58f9aeb977a18edeefd3730f3712ee724d923327037ef614d","target":"record","created_at":"2026-05-18T01:46:58Z","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":"0b28c91146619b03c985b0b9a6a86d79fc8eacd6be04887998b1201a6645049d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2013-10-16T13:57:19Z","title_canon_sha256":"3a14c36a607c505affce0892c68538014b5e4339bf5d33cfe52aaaf3c417a0ee"},"schema_version":"1.0","source":{"id":"1310.4379","kind":"arxiv","version":3}},"canonical_sha256":"6a0e5ba2b40435c3dde7dca2a9a3a21ebaa2e92e77cdfb97cb6cb86564861dc9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6a0e5ba2b40435c3dde7dca2a9a3a21ebaa2e92e77cdfb97cb6cb86564861dc9","first_computed_at":"2026-05-18T01:46:58.872539Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:58.872539Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bwqVPukpP7syv+KieqqLCS/XG1a67qLn27oE6eT34uc3sJDS8tfvcp/s8+sJfPiR6I95ixf0uUdPfEqI3V3KDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:58.873164Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.4379","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a2b9ae385e8b6a58f9aeb977a18edeefd3730f3712ee724d923327037ef614d","sha256:03b14553b075154e280de76dcd275d10cc4c3ef746abd9913394383ecf03d281"],"state_sha256":"6e234ca75fa9cdb0a4301ef890b77a36fb8ebadf53ff299dda2b751e80770eb6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ow58SNukbyIOrlTUP0ER9g+DHT7qCZm0Z/x3aA+0G9Tn95n20bYuUcoLAS9LwObKyuXKosMibHMl6M0jiAotDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T21:22:32.498036Z","bundle_sha256":"c67bd5939d0a325beec0b07b59c7cecb37964a0fe758b7eb2de0939bd94a302a"}}